Fix Pull Request comment

Reviewed-on: #519
Reviewed-by: FessmLP <72+fessmlp@noreply.localhost>

.gitea/ISSUE_TEMPLATE/bug-report.yaml

@@ -0,0 +1,60 @@
+name: Bug Report
+about: Du hast einen Fehler gefunden? Melde ihn hier!
+labels: [ "typ/bug" ]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ACHTUNG: Sollte es bei dem Bug ein Sicherheitsrisiko geben, melde es bitte auf unserem Discord Server
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: |
+        Beschreibe deinen Bug in kurzer Form.
+  - type: input
+    id: mc-ver
+    attributes:
+      label: Minecraft Version
+      description: Minecraft Version des Clients
+    validations:
+      required: true
+  - type: input
+    id: mc-ver-ser
+    attributes:
+      label: Minecraft Version Server
+      description: Minecraft Version des Servers, nur bei Bau oder Arenen Servern
+  - type: dropdown
+    id: can-reproduce
+    attributes:
+      label: Kannst du den Fehler wiederholen?
+      description: |
+        Wenn du den Fehler wiederholen kannst, können wir dieses Problem schneller beheben.
+        Solltest du den Fehler nicht wiederholen können, melde dich bitte auf unserem Discord Server.
+      options:
+        - "Yes"
+        - "No"
+    validations:
+      required: true
+  - type: textarea
+    id: reproduce-steps
+    attributes:
+      label: Wie kannst du den Fehler wiederholen?
+      description: Welche Schritte musst du ausführen, um den Fehler wiederholen zu können?
+    validations:
+      required: true
+  - type: textarea
+    id: expected-result
+    attributes:
+      label: Was sollte passieren?
+      description: Was sollte hier deiner Erwartung nach passieren?
+  - type: input
+    id: logs
+    attributes:
+      label: Auf welchem Server ist der Fehler aufgetreten?
+      description: Gebe bitte den Namen des Servers an, auf dem der Fehler aufgetreten ist. z.B. "Lobby", "Lixfels Bauserver" etc.
+  - type: textarea
+    id: screenshots
+    attributes:
+      label: Screenshots
+      description: Sollte es ein Visuelles Problem geben, kannst du hier Screenshots hinzufügen.

.gitea/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1 @@
+blank_issues_enabled: true

.gitea/ISSUE_TEMPLATE/feature-request.yaml

@@ -0,0 +1,17 @@
+name: Feature Idee
+about: Du hast eine Idee für ein neues Feature, welches SteamWar nicht hat? Stelle sie hier vor.
+labels: [ "typ/idee" ]
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: Feature Beschreibung
+      placeholder: |
+        Ich glaube, dass ...
+    validations:
+      required: true
+  - type: textarea
+    id: screenshots
+    attributes:
+      label: Screenshots
+      description: Wenn es sich um etwas grafisches handelt, kannst du hier Screenshots hinzufügen.

.gitea/workflows/backport-commoncore.yml

@@ -0,0 +1,193 @@
+name: Backport CommonCore
+
+on:
+  pull_request:
+    types:
+      - closed
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+env:
+  BACKPORT_PATH: CommonCore
+  BACKPORT_BRANCH_PREFIX: backport/commoncore
+  DISABLE_BACKPORT_LABEL: no-backport
+
+jobs:
+  backport:
+    name: Create CommonCore backport PRs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Check backport eligibility
+        id: eligibility
+        shell: bash
+        env:
+          GITHUB_TOKEN: ${{ secrets.CI_BOT_TOKEN }}
+        run: |
+          set -euo pipefail
+
+          api_url="${GITHUB_API_URL:-${GITHUB_SERVER_URL}/api/v1}"
+
+          echo "Backport debug: event=${GITHUB_EVENT_NAME:-unknown}"
+          echo "Backport debug: server=${GITHUB_SERVER_URL}"
+          echo "Backport debug: api=${api_url}"
+          echo "Backport debug: repository=${GITHUB_REPOSITORY}"
+          echo "Backport debug: action=$(jq -r '.action // ""' "$GITHUB_EVENT_PATH")"
+
+          merged="$(jq -r '.pull_request.merged // (.pull_request.merged_at != null)' "$GITHUB_EVENT_PATH")"
+          base_branch="$(jq -r '.pull_request.base.ref' "$GITHUB_EVENT_PATH")"
+          has_disable_label="$(jq -r --arg disable_backport_label "$DISABLE_BACKPORT_LABEL" 'any(.pull_request.labels[]?; .name == $disable_backport_label)' "$GITHUB_EVENT_PATH")"
+          echo "Backport debug: pr=$(jq -r '.pull_request.number // ""' "$GITHUB_EVENT_PATH") base=${base_branch} merged=${merged}"
+          echo "Backport debug: disable label present=${has_disable_label}"
+
+          {
+            echo "should_backport=$([[ "$merged" == "true" && "$base_branch" == "main" && "$has_disable_label" != "true" ]] && echo true || echo false)"
+            echo "pr_number=$(jq -r '.pull_request.number' "$GITHUB_EVENT_PATH")"
+            echo "pr_title<<EOF"
+            jq -r '.pull_request.title' "$GITHUB_EVENT_PATH"
+            echo "EOF"
+          } >> "$GITHUB_OUTPUT"
+
+          labels="$(curl -fsS \
+            -H "Accept: application/json" \
+            -H "Authorization: token ${GITHUB_TOKEN}" \
+            "${api_url}/repos/${GITHUB_REPOSITORY}/labels")"
+
+          if ! jq -e --arg disable_backport_label "$DISABLE_BACKPORT_LABEL" 'any(.[]; .name == $disable_backport_label)' <<< "$labels" >/dev/null; then
+            curl -fsS -X POST \
+              -H "Accept: application/json" \
+              -H "Authorization: token ${GITHUB_TOKEN}" \
+              -H "Content-Type: application/json" \
+              -d "$(jq -n --arg name "$DISABLE_BACKPORT_LABEL" --arg color "ededed" --arg description "Disable automatic CommonCore backporting for this pull request." '{name: $name, color: $color, description: $description}')" \
+              "${api_url}/repos/${GITHUB_REPOSITORY}/labels"
+          fi
+
+      - name: Create backport pull requests
+        if: steps.eligibility.outputs.should_backport == 'true'
+        shell: bash
+        env:
+          GITHUB_TOKEN: ${{ secrets.CI_BOT_TOKEN }}
+          PR_NUMBER: ${{ steps.eligibility.outputs.pr_number }}
+          PR_TITLE: ${{ steps.eligibility.outputs.pr_title }}
+        run: |
+          set -euo pipefail
+
+          api_url="${GITHUB_API_URL:-${GITHUB_SERVER_URL}/api/v1}"
+          repo_api_path="/repos/${GITHUB_REPOSITORY}"
+
+          api_request() {
+            local method="$1"
+            local path="$2"
+            local output="$3"
+            local data_file="${4:-}"
+            local status
+            local args=(-sS -X "$method" -H "Accept: application/json" -H "Authorization: token ${GITHUB_TOKEN}" -w "%{http_code}" -o "$output")
+
+            if [[ -n "$data_file" ]]; then
+              args+=(-H "Content-Type: application/json" --data-binary "@${data_file}")
+            fi
+
+            echo "Backport debug: ${method} ${path}"
+            if ! status="$(curl "${args[@]}" "${api_url}${path}")"; then
+              echo "Backport debug: ${method} ${path} failed before HTTP status was captured."
+              if [[ -s "$output" ]]; then
+                echo "Backport debug: response body:"
+                cat "$output"
+              fi
+              return 1
+            fi
+
+            echo "Backport debug: ${method} ${path} -> HTTP ${status}"
+            if [[ ! "$status" =~ ^2 ]]; then
+              echo "Backport debug: response body:"
+              cat "$output"
+              return 1
+            fi
+          }
+
+          echo "Backport debug: event=${GITHUB_EVENT_NAME:-unknown}"
+          echo "Backport debug: server=${GITHUB_SERVER_URL}"
+          echo "Backport debug: api=${api_url}"
+          echo "Backport debug: repository=${GITHUB_REPOSITORY}"
+          echo "Backport debug: pr=${PR_NUMBER}"
+          echo "Backport debug: actor=${GITHUB_ACTOR:-unknown}"
+
+          git config user.name "SteamWar Backport Bot"
+          git config user.email "actions@steamwar.de"
+
+          if [[ "${GITHUB_SERVER_URL}" == https://* ]]; then
+            auth_host="${GITHUB_SERVER_URL#https://}"
+            git remote set-url origin "https://oauth2:${GITHUB_TOKEN}@${auth_host}/${GITHUB_REPOSITORY}.git"
+          fi
+
+          git fetch --prune origin '+refs/heads/version/*:refs/remotes/origin/version/*'
+
+          api_request GET "${repo_api_path}" repo-debug.json
+          jq -r '"Backport debug: repo permissions admin=\(.permissions.admin // "unknown") push=\(.permissions.push // "unknown") pull=\(.permissions.pull // "unknown")"' repo-debug.json || true
+
+          echo "Backport debug: GET ${repo_api_path}/pulls/${PR_NUMBER}.diff"
+          curl -fsSL -w "Backport debug: GET ${repo_api_path}/pulls/${PR_NUMBER}.diff -> HTTP %{http_code}\n" \
+            -H "Accept: text/plain" \
+            -H "Authorization: token ${GITHUB_TOKEN}" \
+            "${api_url}${repo_api_path}/pulls/${PR_NUMBER}.diff" \
+            -o pull-request.diff
+
+          if ! grep -Eq "^diff --git a/${BACKPORT_PATH}/" pull-request.diff; then
+            echo "Pull request #${PR_NUMBER} has no ${BACKPORT_PATH} changes to backport."
+            exit 0
+          fi
+
+          mapfile -t target_branches < <(git for-each-ref --format='%(refname:strip=3)' refs/remotes/origin/version)
+          if [[ "${#target_branches[@]}" -eq 0 ]]; then
+            echo "No version/* branches found."
+            exit 0
+          fi
+
+          for target_branch in "${target_branches[@]}"; do
+            safe_target="${target_branch//\//-}"
+            backport_branch="${BACKPORT_BRANCH_PREFIX}/pr-${PR_NUMBER}-to-${safe_target}"
+
+            git checkout -B "${backport_branch}" "origin/${target_branch}"
+            git reset --hard "origin/${target_branch}"
+
+            if ! git apply --3way --index --include="${BACKPORT_PATH}/**" pull-request.diff; then
+              echo "Failed to apply CommonCore backport for ${target_branch}."
+              exit 1
+            fi
+
+            if git diff --cached --quiet; then
+              echo "CommonCore changes from #${PR_NUMBER} are already present in ${target_branch}."
+              continue
+            fi
+
+            git commit -m "Backport CommonCore changes from #${PR_NUMBER}" -m "${PR_TITLE}"
+            git push --force-with-lease origin "${backport_branch}"
+
+            api_request GET "${repo_api_path}/pulls?state=open" open-pulls.json
+            open_pr_number="$(jq -r --arg base "$target_branch" --arg head "$backport_branch" '[.[] | select(.base.ref == $base and .head.ref == $head) | (.number // .index)][0] // empty' open-pulls.json)"
+
+            if [[ -n "$open_pr_number" ]]; then
+              echo "Backport PR #${open_pr_number} already exists for ${target_branch}."
+              continue
+            fi
+
+            pr_body="$(printf 'Automatic CommonCore backport of #%s.\n\nOriginal PR title: %s\n\nOnly files below `CommonCore/` are included.' "$PR_NUMBER" "$PR_TITLE")"
+
+            jq -n \
+              --arg base "$target_branch" \
+              --arg head "$backport_branch" \
+              --arg title "Backport CommonCore changes from #${PR_NUMBER} to ${target_branch}" \
+              --arg body "$pr_body" \
+              '{base: $base, head: $head, title: $title, body: $body}' > create-pull.json
+
+            echo "Backport debug: create PR base=${target_branch} head=${backport_branch}"
+            api_request POST "${repo_api_path}/pulls" create-pull-response.json create-pull.json
+          done

.gitea/workflows/build.yml

@@ -0,0 +1,150 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+      - version/*
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v6
+      - name: Setup Java 8
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 8
+      - name: Setup Java 11
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 11
+      - name: Setup Java 17
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 17
+      - name: Setup Java
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 21
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v6
+      - name: Setup Maven Repository
+        env:
+          SW_MAVEN_CREDENTIALS: ${{ secrets.SW_MAVEN_CREDENTIALS }}
+        run: |
+          echo "$SW_MAVEN_CREDENTIALS" > steamwar.properties
+      - name: Build with Gradle
+        run: ./gradlew clean build --no-daemon --no-build-cache --refresh-dependencies 
+
+      - name: Stage deploy artifacts
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          rm -rf deploy
+          mkdir -p deploy
+
+          cp "AccessWidener/build/libs/AccessWidener-all.jar" "deploy/AccessWidener.jar"
+          cp "BauSystem/build/libs/BauSystem-all.jar" "deploy/BauSystem.jar"
+          cp "FightSystem/build/libs/FightSystem-all.jar" "deploy/FightSystem.jar"
+          cp "KotlinCore/build/libs/KotlinCore-all.jar" "deploy/KotlinCore.jar"
+          cp "TNTLeague/build/libs/TNTLeague.jar" "deploy/TNTLeague.jar"
+          cp "LobbySystem/build/libs/LobbySystem.jar" "deploy/LobbySystem.jar"
+          cp "MissileWars/build/libs/MissileWars.jar" "deploy/MissileWars.jar"
+          cp "Realtime/build/libs/Realtime.jar" "deploy/RealTime.jar"
+          cp "SchematicSystem/build/libs/SchematicSystem-all.jar" "deploy/SchematicSystem.jar"
+          cp "SpigotCore/build/libs/SpigotCore-all.jar" "deploy/SpigotCore.jar"
+          cp "Teamserver/build/libs/Teamserver.jar" "deploy/Builder.jar"
+          cp "TowerRun/build/libs/TowerRun.jar" "deploy/TowerRun.jar"
+          cp "VelocityCore/Persistent/build/libs/Persistent.jar" "deploy/PersistentVelocityCore.jar"
+          cp "VelocityCore/Dependencies/build/libs/Dependencies-all.jar" "deploy/DependenciesVelocityCore.jar"
+          cp "VelocityCore/build/libs/VelocityCore-all.jar" "deploy/VelocityCore.jar"
+          cp "WebsiteBackend/build/libs/WebsiteBackend-all.jar" "deploy/website-api.jar"
+          cp "CLI/build/distributions/sw.zip" "deploy/sw.zip"
+
+      - name: Upload deploy artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: steamwar-jars
+          path: deploy/
+
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Download deploy artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: steamwar-jars
+          path: deploy
+
+      - name: Resolve deploy target
+        id: target
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          if [[ "${GITHUB_REF_NAME}" == "main" ]]; then
+            echo "path=/jars/current" >> "$GITHUB_OUTPUT"
+          elif [[ "${GITHUB_REF_NAME}" == version/* ]]; then
+            version="${GITHUB_REF_NAME#version/}"
+            if [[ ! "$version" =~ ^[A-Za-z0-9._-]+$ ]]; then
+              echo "Unsupported version branch name: ${GITHUB_REF_NAME}" >&2
+              exit 1
+            fi
+            echo "path=/jars/${version}" >> "$GITHUB_OUTPUT"
+          else
+            echo "Unsupported deployment branch: ${GITHUB_REF_NAME}" >&2
+            exit 1
+          fi
+
+      - name: Upload jars with scp
+        shell: bash
+        env:
+          DEPLOY_HOST: ${{ secrets.DEPLOY_HOST }}
+          DEPLOY_USER: ${{ secrets.DEPLOY_USER }}
+          DEPLOY_PORT: ${{ secrets.DEPLOY_PORT }}
+          DEPLOY_SSH_KEY: ${{ secrets.DEPLOY_SSH_KEY }}
+          DEPLOY_PATH: ${{ steps.target.outputs.path }}
+        run: |
+          set -euo pipefail
+
+          : "${DEPLOY_HOST:?Missing DEPLOY_HOST secret}"
+          : "${DEPLOY_USER:?Missing DEPLOY_USER secret}"
+          : "${DEPLOY_SSH_KEY:?Missing DEPLOY_SSH_KEY secret}"
+
+          port="${DEPLOY_PORT:-22}"
+
+          mkdir -p ~/.ssh
+          chmod 700 ~/.ssh
+          echo "$DEPLOY_SSH_KEY" > ~/.ssh/deploy_key
+          chmod 600 ~/.ssh/deploy_key
+          ssh-keyscan -p "$port" "$DEPLOY_HOST" >> ~/.ssh/known_hosts
+
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "mkdir -p '$DEPLOY_PATH'"
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "mkdir -p '$DEPLOY_PATH/upload'"
+          scp -i ~/.ssh/deploy_key -P "$port" deploy/* "${DEPLOY_USER}@${DEPLOY_HOST}:$DEPLOY_PATH/upload"
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "rm -f '$DEPLOY_PATH'/*.jar '$DEPLOY_PATH'/*.zip"
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "mv '$DEPLOY_PATH'/upload/* '$DEPLOY_PATH'"
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "rm -r '$DEPLOY_PATH/upload'"
+          ssh -i ~/.ssh/deploy_key -p "$port" "${DEPLOY_USER}@${DEPLOY_HOST}" "chmod o-w '$DEPLOY_PATH'/*"
+      - name: Restart Services
+        shell: bash
+        env:
+          DEPLOY_HOST: ${{ secrets.DEPLOY_HOST }}
+          DEPLOY_USER: ${{ secrets.DEPLOY_USER }}
+          DEPLOY_PORT: ${{ secrets.DEPLOY_PORT }}
+          DEPLOY_SSH_KEY: ${{ secrets.DEPLOY_SSH_KEY }}
+        run: |
+          set -euo pipefail
+          
+          ssh -i ~/.ssh/deploy_key -p "$DEPLOY_PORT" "${DEPLOY_USER}@${DEPLOY_HOST}" "sudo systemctl restart api.service"
+          ssh -i ~/.ssh/deploy_key -p "$DEPLOY_PORT" "${DEPLOY_USER}@${DEPLOY_HOST}" "unzip -o /jars/current/sw.zip -d /jars"

.gitea/workflows/pull-request-build.yml

@@ -0,0 +1,76 @@
+name: Pull Request Build
+
+on:
+  pull_request:
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v6
+      - name: Setup Java 8
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 8
+      - name: Setup Java 11
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 11
+      - name: Setup Java 17
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 17
+      - name: Setup Java
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 21
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v6
+      - name: Setup Maven Repository
+        env:
+          SW_MAVEN_CREDENTIALS: ${{ secrets.SW_MAVEN_CREDENTIALS }}
+        run: |
+          echo "$SW_MAVEN_CREDENTIALS" > steamwar.properties
+      - name: Build with Gradle
+        run: ./gradlew build --no-daemon
+
+      - name: Merge successful backport PR
+        shell: bash
+        env:
+          GITHUB_TOKEN: ${{ secrets.CI_BOT_TOKEN }}
+          BACKPORT_BRANCH_PREFIX: backport/commoncore
+        run: |
+          set -euo pipefail
+
+          head_branch="$(jq -r '.pull_request.head.ref // ""' "$GITHUB_EVENT_PATH")"
+          base_branch="$(jq -r '.pull_request.base.ref // ""' "$GITHUB_EVENT_PATH")"
+          pr_number="$(jq -r '.pull_request.number' "$GITHUB_EVENT_PATH")"
+
+          if [[ "${head_branch}" != "${BACKPORT_BRANCH_PREFIX}/"* ]]; then
+            echo "Not a CommonCore backport PR."
+            exit 0
+          fi
+
+          if [[ "${base_branch}" != version/* ]]; then
+            echo "Backport PR target is not a version/* branch."
+            exit 0
+          fi
+
+          api_url="${GITHUB_API_URL:-${GITHUB_SERVER_URL}/api/v1}"
+
+          curl -fsS -X POST \
+            -H "Accept: application/json" \
+            -H "Authorization: token ${GITHUB_TOKEN}" \
+            -H "Content-Type: application/json" \
+            -d '{"Do":"merge","delete_branch_after_merge":true}' \
+            "${api_url}/repos/${GITHUB_REPOSITORY}/pulls/${pr_number}/merge"

.gitignore

@@ -7,18 +7,29 @@
 !gradle/wrapper/gradle-wrapper.jar
 steamwar.properties
 
+# Kotlin
+.kotlin
+
 # IntelliJ IDEA
 *.iml
+.idea
+!.idea/copyright
+!.idea/runConfigurations
 
 # VSCode
 bin/
 .vscode
 .settings
 
+# Language Server
+**/.project
+**/.factorypath
+**/.classpath
+
 # Other
 lib
 /WebsiteBackend/data
 /WebsiteBackend/logs
 /WebsiteBackend/skins
 /WebsiteBackend/config.json
-/WebsiteBackend/sessions
+/WebsiteBackend/sessions

.idea/runConfigurations/Remote_JVM_Debugger.xml

@@ -0,0 +1,15 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Remote JVM Debugger" type="Remote">
+    <option name="USE_SOCKET_TRANSPORT" value="true" />
+    <option name="SERVER_MODE" value="false" />
+    <option name="SHMEM_ADDRESS" />
+    <option name="HOST" value="localhost" />
+    <option name="PORT" value="5005" />
+    <option name="AUTO_RESTART" value="false" />
+    <RunnerSettings RunnerId="Debug">
+      <option name="DEBUG_PORT" value="5005" />
+      <option name="LOCAL" value="false" />
+    </RunnerSettings>
+    <method v="2" />
+  </configuration>
+</component>

AccessWidener/build.gradle.kts

@@ -18,20 +18,28 @@
  */
 
 plugins {
-    steamwar.java
+    `java-library`
+    alias(libs.plugins.shadow)
 }
 
 dependencies {
-    compileOnly(project(":SpigotCore", "default"))
-    compileOnly(project(":SchematicSystem:SchematicSystem_Core", "default"))
-
-    compileOnly(libs.paperapi21) {
-        attributes {
-            // Very Hacky, but it works
-            attribute(TargetJvmVersion.TARGET_JVM_VERSION_ATTRIBUTE, 21)
-        }
-    }
-
-    compileOnly(libs.nms21)
-    compileOnly(libs.fawe21)
+    implementation("org.ow2.asm:asm:9.7")
+    implementation("org.ow2.asm:asm-commons:9.7")
+}
+
+tasks.shadowJar {
+    manifest {
+        attributes(
+            "Manifest-Version" to "1.0",
+            "Build-Jdk-Spec" to "21",
+            "Main-Class" to "de.steamwar.Main",
+            "Premain-Class" to "de.steamwar.Agent",
+            "Can-Retransform-Classes" to "true",
+            "Can-Redefine-Classes" to "true",
+        )
+    }
+}
+
+tasks.build {
+    dependsOn(tasks.shadowJar)
 }

AccessWidener/src/main/java/de/steamwar/AccessWidenerEntry.java

@@ -0,0 +1,49 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+/**
+ * A single parsed line from a .accesswidener file.
+ * <p>
+ * Examples:
+ * accessible class  net/minecraft/server/level/ServerPlayer
+ * accessible method net/minecraft/server/level/ServerPlayer getStats ()V
+ * mutable    field  net/minecraft/world/entity/Entity id I
+ * extendable class  net/minecraft/world/level/chunk/LevelChunk
+ */
+public record AccessWidenerEntry(
+        /** accessible | mutable | extendable (may have "transitive-" prefix) */
+        String directive,
+        /** class | method | field */
+        String memberType,
+        /** Internal class name, e.g. net/minecraft/server/level/ServerPlayer */
+        String target,
+        /** Method/field name, null for class entries */
+        String name,
+        /** Descriptor, null for class entries */
+        String descriptor) {
+    /**
+     * Returns true if this entry targets the class with the given internal name.
+     */
+    public boolean targets(String internalName) {
+        return target.equals(internalName);
+    }
+}
+

AccessWidener/src/main/java/de/steamwar/AccessWidenerParser.java

@@ -0,0 +1,104 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Parses Fabric-compatible .accesswidener files.
+ * <p>
+ * Supported format:
+ * <pre>
+ *   accessWidener v2 named
+ *
+ *   # comments are supported
+ *   accessible class  net/minecraft/Foo
+ *   accessible method net/minecraft/Foo someMethod ()V
+ *   accessible field  net/minecraft/Foo someField I
+ *   mutable    field  net/minecraft/Foo someField I
+ *   extendable class  net/minecraft/Foo
+ *   extendable method net/minecraft/Foo someMethod ()V
+ *
+ *   # transitive variants (expose widening to dependents)
+ *   transitive-accessible class net/minecraft/Foo
+ * </pre>
+ */
+public final class AccessWidenerParser {
+
+    private AccessWidenerParser() {
+    }
+
+    public static List<AccessWidenerEntry> parse(InputStream in) throws IOException {
+        List<AccessWidenerEntry> entries = new ArrayList<>();
+
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(in, StandardCharsets.UTF_8))) {
+
+            String line;
+            boolean headerSeen = false;
+
+            while ((line = reader.readLine()) != null) {
+                // Strip inline comments
+                int commentIdx = line.indexOf('#');
+                if (commentIdx >= 0) line = line.substring(0, commentIdx);
+                line = line.strip();
+
+                if (line.isEmpty()) continue;
+
+                if (!headerSeen) {
+                    // First non-blank, non-comment line must be the header
+                    if (!line.startsWith("accessWidener")) {
+                        throw new IOException("Missing accessWidener header, got: " + line);
+                    }
+                    headerSeen = true;
+                    continue;
+                }
+
+                AccessWidenerEntry entry = parseLine(line);
+                if (entry != null) entries.add(entry);
+            }
+        }
+
+        return entries;
+    }
+
+    private static AccessWidenerEntry parseLine(String line) {
+        String[] parts = line.split("\\s+");
+        if (parts.length < 3) return null;
+
+        String directive = parts[0]; // accessible / mutable / extendable / transitive-*
+        String memberType = parts[1]; // class / method / field
+        String target = parts[2]; // internal class name
+
+        return switch (memberType) {
+            case "class" -> new AccessWidenerEntry(directive, "class", target, null, null);
+            case "method", "field" -> {
+                if (parts.length < 5) yield null;
+                yield new AccessWidenerEntry(directive, memberType, target, parts[3], parts[4]);
+            }
+            default -> null;
+        };
+    }
+}

AccessWidener/src/main/java/de/steamwar/Agent.java

@@ -0,0 +1,75 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.io.File;
+import java.io.IOException;
+import java.lang.instrument.Instrumentation;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Logger;
+
+/**
+ * Java agent entry point.
+ * <p>
+ * At JVM startup:  java -javaagent:paper-access-widener-agent.jar -jar server.jar
+ * <p>
+ * On attach the agent:
+ * <ol>
+ *     <li>Find all .jar files inside the plugins folder</li>
+ *     <li>Scan all found jars for *.accesswidener resources</li>
+ *     <li>Transform any class during loading</li>
+ * </ol>
+ */
+public class Agent {
+    private Agent() {
+        throw new IllegalStateException("Utility class");
+    }
+
+    private static final Logger LOG = Logger.getLogger("AccessWidenerAgent");
+
+    // -javaagent: startup
+    public static void premain(String args, Instrumentation inst) {
+        init(inst);
+    }
+
+    private static void init(Instrumentation inst) {
+        LOG.info("[AccessWidener] Agent initialising.");
+
+        List<AccessWidenerEntry> entries = new ArrayList<>();
+        File file = new File(new File(".").getAbsoluteFile(), "plugins/");
+        File[] files = file.listFiles();
+        if (files == null) files = new File[0];
+        for (File jarFile : files) {
+            if (!jarFile.isFile()) continue;
+            if (!jarFile.getName().endsWith(".jar")) continue;
+            try {
+                entries.addAll(Utils.findAndParseAccessWideners(jarFile.toPath()));
+            } catch (IOException e) {
+                LOG.warning("Failed to parse access wideners from " + jarFile.getAbsolutePath());
+            }
+        }
+        LOG.info("[AccessWidener] Loaded " + entries.size() + " access wideners.");
+
+        inst.addTransformer(new WideningTransformer(entries), false);
+        LOG.info("[AccessWidener] Agent ready.");
+    }
+}
+

AccessWidener/src/main/java/de/steamwar/ClassPatcher.java

@@ -0,0 +1,83 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import org.objectweb.asm.ClassReader;
+import org.objectweb.asm.ClassWriter;
+
+import java.util.List;
+import java.util.Set;
+import java.util.logging.Logger;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+/**
+ * Uses ASM to patch class bytecode according to a list of access widener entries.
+ *
+ * Returns {@code null} if the class is not targeted by any entry (no-op signal
+ * to the caller so it can skip the write).
+ */
+public class ClassPatcher {
+
+    private static final Logger LOG = Logger.getLogger("ClassPatcher");
+
+    private final List<AccessWidenerEntry> entries;
+
+    /** Pre-computed set of targeted internal names for fast filtering. */
+    private final Set<String> targets;
+
+    private final Set<String> targetsPublicConstructor;
+
+    public ClassPatcher(List<AccessWidenerEntry> entries) {
+        this.entries = entries;
+        this.targets = entries.stream()
+                .map(AccessWidenerEntry::target)
+                .flatMap(s -> {
+                    if (!s.contains("$")) return Stream.of(s);
+                    int index = s.lastIndexOf('$');
+                    return Stream.of(s, s.substring(0, index));
+                })
+                .collect(Collectors.toSet());
+        this.targetsPublicConstructor = entries.stream()
+                .filter(entry -> entry.directive().equals("transitive-extendable"))
+                .map(AccessWidenerEntry::target)
+                .collect(Collectors.toSet());
+    }
+
+    /**
+     * Patches {@code classBytes} if {@code className} is targeted.
+     *
+     * @return patched bytes, or {@code null} if no changes were needed
+     */
+    public byte[] patch(String className, byte[] classBytes) {
+        if (!targets.contains(className)) return null;
+
+        try {
+            ClassReader cr = new ClassReader(classBytes);
+            ClassWriter cw = new ClassWriter(cr, 0);
+            cr.accept(new ClassTransformer(cw, className, entries, targetsPublicConstructor.contains(className)), ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
+            return cw.toByteArray();
+        } catch (Exception e) {
+            LOG.warning("[AccessWidener] Failed to transform " + className + ": " + e.getMessage());
+            return null;
+        }
+    }
+}
+

AccessWidener/src/main/java/de/steamwar/ClassTransformer.java

@@ -0,0 +1,125 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.FieldVisitor;
+import org.objectweb.asm.MethodVisitor;
+import org.objectweb.asm.Opcodes;
+
+import java.util.List;
+
+public class ClassTransformer extends ClassVisitor {
+
+    private final String internalName;
+    private final List<AccessWidenerEntry> entries;
+    private final boolean appendPublicConstructor;
+
+    public ClassTransformer(ClassVisitor cv, String internalName, List<AccessWidenerEntry> entries, boolean appendPublicConstructor) {
+        super(Opcodes.ASM9, cv);
+        this.internalName = internalName;
+        this.entries = entries;
+        this.appendPublicConstructor = appendPublicConstructor;
+    }
+
+    @Override
+    public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
+        int newAccess = access;
+        for (AccessWidenerEntry e : entries) {
+            if (!e.targets(internalName) || !"class".equals(e.memberType())) continue;
+            newAccess = applyDirective(e.directive(), newAccess, false);
+        }
+        if (appendPublicConstructor) {
+            MethodVisitor methodVisitor = visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null);
+            methodVisitor.visitCode();
+            methodVisitor.visitVarInsn(Opcodes.ALOAD, 0);
+            methodVisitor.visitMethodInsn(
+                    Opcodes.INVOKESPECIAL,
+                    "java/lang/Object",
+                    "<init>",
+                    "()V",
+                    false
+            );
+            methodVisitor.visitInsn(Opcodes.RETURN);
+            methodVisitor.visitMaxs(1, 1);
+            methodVisitor.visitEnd();
+        }
+        super.visit(version, newAccess, name, signature, superName, interfaces);
+    }
+
+    @Override
+    public void visitInnerClass(String name, String outerName, String innerName, int access) {
+        int newAccess = access;
+        for (AccessWidenerEntry e : entries) {
+            if (!e.target().equals(name) || !"class".equals(e.memberType())) continue;
+            newAccess = applyDirective(e.directive(), newAccess, false);
+        }
+        super.visitInnerClass(name, outerName, innerName, newAccess);
+    }
+
+    @Override
+    public MethodVisitor visitMethod(int access, String name, String descriptor, String signature, String[] exceptions) {
+        int newAccess = access;
+        for (AccessWidenerEntry e : entries) {
+            if (!e.targets(internalName) || !"method".equals(e.memberType())) continue;
+            if (!name.equals(e.name()) || !descriptor.equals(e.descriptor())) continue;
+            newAccess = applyDirective(e.directive(), newAccess, false);
+        }
+        return super.visitMethod(newAccess, name, descriptor, signature, exceptions);
+    }
+
+    @Override
+    public FieldVisitor visitField(int access, String name, String descriptor, String signature, Object value) {
+        int newAccess = access;
+        for (AccessWidenerEntry e : entries) {
+            if (!e.targets(internalName) || !"field".equals(e.memberType())) continue;
+            if (!name.equals(e.name())) continue;
+            newAccess = applyDirective(e.directive(), newAccess, true);
+        }
+        return super.visitField(newAccess, name, descriptor, signature, value);
+    }
+
+    /**
+     * Apply a directive to an access bitmask.
+     *
+     * @param directive accessible / mutable / extendable (with optional "transitive-" prefix)
+     * @param access    current access flags
+     * @param isField   true when processing a field (mutable removes final)
+     */
+    private static int applyDirective(String directive, int access, boolean isField) {
+        // Strip transitive- prefix — the widening itself is the same
+        String effective = directive.startsWith("transitive-") ? directive.substring("transitive-".length()) : directive;
+
+        return switch (effective) {
+            case "accessible" -> makePublic(access);
+            case "extendable" -> makePublic(removeFinal(access));
+            case "mutable" -> isField ? removeFinal(access) : access;
+            default -> access;
+        };
+    }
+
+    private static int makePublic(int access) {
+        return (access & ~(Opcodes.ACC_PRIVATE | Opcodes.ACC_PROTECTED)) | Opcodes.ACC_PUBLIC;
+    }
+
+    private static int removeFinal(int access) {
+        return access & ~Opcodes.ACC_FINAL;
+    }
+}

AccessWidener/src/main/java/de/steamwar/Main.java

@@ -0,0 +1,125 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.*;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Command-line tool that produces a widened copy of a JAR for use as a
+ * compile-time stub in IntelliJ / Gradle.
+ *
+ * Usage:
+ *   java -jar jar-widener.jar <input.jar> <output.jar> [file.accesswidener ...]
+ *
+ * The output JAR is identical to the input JAR except that every class
+ * targeted by the access widener entries has its access flags patched:
+ *   accessible  → public
+ *   extendable  → public + non-final
+ *   mutable     → non-final field
+ *
+ * Intended for use as a Gradle task so IntelliJ sees the already-widened
+ * class when you Ctrl+click NMS code, and javac compiles without complaints.
+ */
+public class Main {
+
+    public static void main(String[] args) throws Exception {
+        if (args.length < 2) {
+            System.err.println("Usage: jar-widener <input.jar> <output.jar> [*.accesswidener ...]");
+            System.exit(1);
+        }
+
+        Path inputJar  = Path.of(args[0]);
+        Path outputJar = Path.of(args[1]);
+
+        if (!Files.exists(inputJar)) {
+            System.err.println("Input JAR not found: " + inputJar);
+            System.exit(1);
+        }
+
+        // --- Collect all access widener entries ---
+        List<AccessWidenerEntry> entries = new ArrayList<>();
+
+        if (args.length > 2) {
+            for (int i = 2; i < args.length; i++) {
+                Path awFile = Path.of(args[i]);
+                if (!Files.exists(awFile)) {
+                    System.err.println("Warning: access widener file not found, skipping: " + awFile);
+                    continue;
+                }
+                try (InputStream in = Files.newInputStream(awFile)) {
+                    List<AccessWidenerEntry> parsed = AccessWidenerParser.parse(in);
+                    System.out.println("Loaded " + parsed.size() + " entries from " + awFile.getFileName());
+                    entries.addAll(parsed);
+                }
+            }
+        }
+
+        if (entries.isEmpty()) {
+            System.out.println("No access widener entries found — copying JAR unchanged.");
+            Files.createDirectories(outputJar.getParent());
+            Files.copy(inputJar, outputJar, StandardCopyOption.REPLACE_EXISTING);
+            return;
+        }
+
+        System.out.println("Widening " + inputJar.getFileName()
+                + " with " + entries.size() + " total entr"
+                + (entries.size() == 1 ? "y" : "ies") + "...");
+
+        // --- Copy input → output, transforming .class files in place ---
+        Files.createDirectories(outputJar.getParent());
+        Files.copy(inputJar, outputJar, StandardCopyOption.REPLACE_EXISTING);
+
+        ClassPatcher patcher = new ClassPatcher(entries);
+
+        try (FileSystem fs = FileSystems.newFileSystem(outputJar)) {
+            // Walk every .class entry in the JAR
+            try (var stream = Files.walk(fs.getPath("/"))) {
+                stream.filter(p -> p.toString().endsWith(".class"))
+                        .forEach(classPath -> patchClass(fs, classPath, patcher));
+            }
+        }
+
+        System.out.println("Done. Widened JAR written to " + outputJar);
+    }
+
+    private static void patchClass(FileSystem fs, Path classPath, ClassPatcher patcher) {
+        // Derive internal class name from path  e.g. /net/minecraft/Foo.class → net/minecraft/Foo
+        String internalName = classPath.toString()
+                .replaceFirst("^/", "")
+                .replace(".class", "");
+
+        try {
+            byte[] original = Files.readAllBytes(classPath);
+            byte[] patched  = patcher.patch(internalName, original);
+
+            if (patched != null) {
+                Files.write(classPath, patched);
+                System.out.println("  Widened: " + internalName);
+            }
+        } catch (IOException e) {
+            System.err.println("  Warning: failed to patch " + internalName + ": " + e.getMessage());
+        }
+    }
+}
+

AccessWidener/src/main/java/de/steamwar/Utils.java

@@ -0,0 +1,60 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.logging.Logger;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+public class Utils {
+
+    private static final Logger LOG = Logger.getLogger("AccessWidenerAgent");
+
+    private Utils() {
+        throw new IllegalStateException("Utility class");
+    }
+
+    public static List<AccessWidenerEntry> findAndParseAccessWideners(Path jarPath) throws IOException {
+        List<AccessWidenerEntry> results = new ArrayList<>();
+
+        try (ZipFile zip = new ZipFile(jarPath.toFile())) {
+            Enumeration<? extends ZipEntry> entries = zip.entries();
+            while (entries.hasMoreElements()) {
+                ZipEntry entry = entries.nextElement();
+                if (entry.isDirectory() || !entry.getName().endsWith(".accesswidener")) continue;
+
+                try (InputStream in = zip.getInputStream(entry)) {
+                    results.addAll(AccessWidenerParser.parse(in));
+                } catch (IOException e) {
+                    LOG.warning("[AccessWidener] Failed to parse " + entry.getName()
+                            + " in " + jarPath.getFileName() + ": " + e.getMessage());
+                }
+            }
+        }
+
+        return results;
+    }
+}

AccessWidener/src/main/java/de/steamwar/WideningTransformer.java

@@ -0,0 +1,44 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.lang.instrument.ClassFileTransformer;
+import java.security.ProtectionDomain;
+import java.util.List;
+
+/**
+ * Transforms class bytecode to apply access widening rules.
+ * <p>
+ * Also monitors for new plugin ClassLoaders appearing (when plugins load after
+ * the agent attaches) and automatically picks up their .accesswidener files.
+ */
+public class WideningTransformer implements ClassFileTransformer {
+
+    private final ClassPatcher patcher;
+
+    public WideningTransformer(List<AccessWidenerEntry> entries) {
+        patcher = new ClassPatcher(entries);
+    }
+
+    @Override
+    public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer) {
+        return patcher.patch(className, classfileBuffer);
+    }
+}

BauSystem/BauSystem_15/build.gradle.kts

@@ -1,35 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-plugins {
-    steamwar.java
-}
-
-java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
-dependencies {
-    compileOnly(project(":BauSystem:BauSystem_Main", "default"))
-    compileOnly(project(":SpigotCore", "default"))
-
-    compileOnly(libs.nms15)
-    compileOnly(libs.worldedit15)
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/FlatteningWrapper15.java

@@ -1,239 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import com.sk89q.worldedit.EditSession;
-import com.sk89q.worldedit.WorldEdit;
-import com.sk89q.worldedit.WorldEditException;
-import com.sk89q.worldedit.bukkit.BukkitWorld;
-import com.sk89q.worldedit.bukkit.WorldEditPlugin;
-import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard;
-import com.sk89q.worldedit.extent.clipboard.Clipboard;
-import com.sk89q.worldedit.extent.clipboard.io.BuiltInClipboardFormat;
-import com.sk89q.worldedit.extent.clipboard.io.ClipboardFormats;
-import com.sk89q.worldedit.extent.clipboard.io.ClipboardReader;
-import com.sk89q.worldedit.extent.clipboard.io.ClipboardWriter;
-import com.sk89q.worldedit.function.mask.Mask;
-import com.sk89q.worldedit.function.mask.Mask2D;
-import com.sk89q.worldedit.function.operation.ForwardExtentCopy;
-import com.sk89q.worldedit.function.operation.Operations;
-import com.sk89q.worldedit.math.BlockVector3;
-import com.sk89q.worldedit.math.transform.AffineTransform;
-import com.sk89q.worldedit.regions.CuboidRegion;
-import com.sk89q.worldedit.regions.selector.CuboidRegionSelector;
-import com.sk89q.worldedit.session.ClipboardHolder;
-import com.sk89q.worldedit.world.World;
-import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockTypes;
-import de.steamwar.bausystem.region.Point;
-import org.bukkit.Bukkit;
-import org.bukkit.Material;
-import org.bukkit.block.Block;
-import org.bukkit.block.data.BlockData;
-import org.bukkit.block.data.Waterlogged;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-
-import javax.annotation.Nullable;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.Objects;
-import java.util.Set;
-import java.util.concurrent.atomic.AtomicReference;
-import java.util.function.BiPredicate;
-import java.util.logging.Level;
-
-public class FlatteningWrapper15 implements FlatteningWrapper {
-
-    @Override
-    public boolean isNoBook(ItemStack item) {
-        return item.getType() != Material.WRITABLE_BOOK && item.getType() != Material.WRITTEN_BOOK;
-    }
-
-    private static final Set<Material> unpushable = new HashSet<>(Arrays.asList(Material.BARRIER, Material.BEACON, Material.COMMAND_BLOCK, Material.CHAIN_COMMAND_BLOCK, Material.REPEATING_COMMAND_BLOCK, Material.ENCHANTING_TABLE, Material.END_GATEWAY, Material.END_PORTAL, Material.ENDER_CHEST, Material.GRINDSTONE, Material.JIGSAW, Material.JUKEBOX, Material.NETHER_PORTAL, Material.OBSIDIAN, Material.STRUCTURE_VOID, Material.BARREL, Material.BEEHIVE, Material.BEE_NEST, Material.BLAST_FURNACE, Material.BREWING_STAND, Material.CHEST, Material.DAYLIGHT_DETECTOR, Material.DISPENSER, Material.DROPPER, Material.FURNACE, Material.HOPPER, Material.LECTERN, Material.SMOKER, Material.TRAPPED_CHEST));
-
-    // TODO: FLOWER
-    private static final Set<Material> breaking = new HashSet<>(Arrays.asList(Material.BAMBOO, Material.CACTUS, Material.CAKE, Material.CARVED_PUMPKIN, Material.CHORUS_FLOWER, Material.CHORUS_PLANT, Material.COBWEB, Material.COCOA, Material.DRAGON_EGG, Material.FIRE, Material.FLOWER_POT, Material.JACK_O_LANTERN, Material.LADDER, Material.LAVA, Material.LAVA, Material.LEVER, Material.LILY_PAD, Material.MELON, Material.NETHER_WART, Material.PUMPKIN, Material.COMPARATOR, Material.REDSTONE_WIRE, Material.REPEATER, Material.TORCH, Material.STRUCTURE_VOID, Material.SCAFFOLDING, Material.SEA_PICKLE, Material.SNOW, Material.SUGAR_CANE, Material.TORCH, Material.TRIPWIRE, Material.TRIPWIRE_HOOK, Material.TURTLE_EGG, Material.VINE, Material.WATER, Material.WHEAT));
-
-    @Override
-    public boolean isUnpusheable(Material material) {
-        if (unpushable.contains(material)) {
-            return true;
-        }
-        String name = material.name();
-        return name.contains("BANNER") || name.contains("SIGN");
-    }
-
-    @Override
-    public boolean isBreakingOnPush(Material material) {
-        if (breaking.contains(material)) {
-            return true;
-        }
-        String name = material.name();
-        return name.contains("BED") || name.contains("BUTTON") || name.contains("CARPET") || (name.contains("DOOR") && !name.contains("TRAPDOOR")) || name.contains("HEAD") || name.contains("LEAVES") || name.contains("MUSHROOM") || name.contains("PRESSURE_PLATE") || name.contains("SHULKER_BOX");
-    }
-
-    @Override
-    public boolean isWorldEditCommand(String command) {
-        if (command.startsWith("/")) {
-            command = command.replaceFirst("/", "");
-        }
-        command = command.toLowerCase();
-        return WorldEdit.getInstance().getPlatformManager().getPlatformCommandManager().getCommandManager().containsCommand(command);
-    }
-
-    private static final WorldEditPlugin WORLDEDIT_PLUGIN = Objects.requireNonNull((WorldEditPlugin) Bukkit.getPluginManager().getPlugin("WorldEdit"));
-    private static final World BUKKITWORLD = new BukkitWorld(Bukkit.getWorlds().get(0));
-
-    @Override
-    public void setSelection(Player p, Point minPoint, Point maxPoint) {
-        WORLDEDIT_PLUGIN.getSession(p).setRegionSelector(BUKKITWORLD, new CuboidRegionSelector(BUKKITWORLD, minPoint.toBlockVector3(), maxPoint.toBlockVector3()));
-    }
-
-    @Override
-    public Clipboard loadSchematic(File file) {
-        Clipboard clipboard;
-        try (ClipboardReader reader = Objects.requireNonNull(ClipboardFormats.findByFile(file)).getReader(new FileInputStream(file))) {
-            clipboard = reader.read();
-        } catch (NullPointerException | IOException e) {
-            throw new SecurityException("Bausystem schematic not found", e);
-        }
-        return clipboard;
-    }
-
-    @Override
-    public EditSession paste(PasteBuilder pasteBuilder) {
-        try (EditSession e = WorldEdit.getInstance().getEditSessionFactory().getEditSession(new BukkitWorld(Bukkit.getWorlds().get(0)), -1)) {
-            Clipboard clipboard = pasteBuilder.getClipboard();
-
-            if (!pasteBuilder.getMappers().isEmpty()) {
-                BlockVector3 minimum = clipboard.getRegion().getMinimumPoint();
-                for (int x = 0; x < clipboard.getDimensions().getX(); x++) {
-                    for (int y = 0; y < clipboard.getDimensions().getY(); y++) {
-                        for (int z = 0; z < clipboard.getDimensions().getZ(); z++) {
-                            BlockVector3 pos = minimum.add(x, y, z);
-                            pasteBuilder.getMappers().forEach(mapper -> mapper.accept(clipboard, pos));
-                        }
-                    }
-                }
-            }
-
-            AtomicReference<BlockVector3> pastePoint = new AtomicReference<>();
-            if (!pasteBuilder.getPredicates().isEmpty()) {
-                e.setMask(new Mask() {
-                    @Override
-                    public boolean test(BlockVector3 blockVector3) {
-                        BaseBlock block = clipboard.getFullBlock(blockVector3.subtract(pastePoint.get()).add(clipboard.getRegion().getMinimumPoint()));
-                        String blockName = block.getBlockType().toString().toLowerCase();
-                        for (BiPredicate<BaseBlock, String> predicate : pasteBuilder.getPredicates()) {
-                            if (!predicate.test(block, blockName)) return false;
-                        }
-                        return true;
-                    }
-
-                    public Mask copy() {
-                        return this;
-                    }
-
-                    @Nullable
-                    @Override
-                    public Mask2D toMask2D() {
-                        return null;
-                    }
-                });
-            }
-
-            ClipboardHolder ch = new ClipboardHolder(clipboard);
-            BlockVector3 dimensions = clipboard.getDimensions();
-            BlockVector3 v = BlockVector3.at(pasteBuilder.getPastPoint().getX(), pasteBuilder.getPastPoint().getY(), pasteBuilder.getPastPoint().getZ());
-            BlockVector3 offset = clipboard.getRegion().getMinimumPoint().subtract(clipboard.getOrigin());
-            if (pasteBuilder.isRotate()) {
-                ch.setTransform(new AffineTransform().rotateY(180));
-                v = v.add(dimensions.getX() / 2, 0, dimensions.getZ() / 2).subtract(offset.multiply(-1, 1, -1)).subtract(0, 0, 1);
-            } else {
-                v = v.subtract(dimensions.getX() / 2, 0, dimensions.getZ() / 2).subtract(offset);
-            }
-            pastePoint.set(v);
-
-            if (pasteBuilder.isReset()) {
-                e.setBlocks(new CuboidRegion(pasteBuilder.getMinPoint().toBlockVector3(), pasteBuilder.getMaxPoint().toBlockVector3()), Objects.requireNonNull(BlockTypes.AIR).getDefaultState().toBaseBlock());
-                if (pasteBuilder.getWaterLevel() != 0) {
-                    e.setBlocks(new CuboidRegion(pasteBuilder.getMinPoint().toBlockVector3(), pasteBuilder.getMaxPoint().toBlockVector3().withY(pasteBuilder.getWaterLevel())), Objects.requireNonNull(BlockTypes.WATER).getDefaultState().toBaseBlock());
-                }
-            }
-            Operations.completeBlindly(ch.createPaste(e).to(v).ignoreAirBlocks(pasteBuilder.isIgnoreAir()).build());
-            return e;
-        } catch (WorldEditException e) {
-            throw new SecurityException(e.getMessage(), e);
-        }
-    }
-
-    @Override
-    public Clipboard copy(Point minPoint, Point maxPoint, Point copyPoint) {
-        BukkitWorld bukkitWorld = new BukkitWorld(Bukkit.getWorlds().get(0));
-        CuboidRegion region = new CuboidRegion(bukkitWorld, minPoint.toBlockVector3(), maxPoint.toBlockVector3());
-        BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
-        try (EditSession e = WorldEdit.getInstance().getEditSessionFactory().getEditSession(bukkitWorld, -1)) {
-            ForwardExtentCopy copy = new ForwardExtentCopy(
-                    e, region, clipboard, region.getMinimumPoint()
-            );
-
-            copy.setCopyingEntities(false);
-            copy.setCopyingBiomes(false);
-
-            Operations.complete(copy);
-            clipboard.setOrigin(copyPoint.toBlockVector3());
-            return clipboard;
-        } catch (WorldEditException e) {
-            Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
-            return null;
-        }
-    }
-
-    @Override
-    public boolean backup(Point minPoint, Point maxPoint, File file) {
-        Clipboard clipboard = copy(minPoint, maxPoint, minPoint);
-        try (ClipboardWriter writer = BuiltInClipboardFormat.SPONGE_SCHEMATIC.getWriter(new FileOutputStream(file))) {
-            writer.write(clipboard);
-            return true;
-        } catch (IOException e) {
-            Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
-            return false;
-        }
-    }
-
-    @Override
-    public boolean inWater(org.bukkit.World world, Vector tntPosition) {
-        Block block = world.getBlockAt(tntPosition.getBlockX(), tntPosition.getBlockY(), tntPosition.getBlockZ());
-        if (block.getType() == Material.WATER)
-            return true;
-
-        BlockData data = block.getBlockData();
-        if (!(data instanceof Waterlogged))
-            return false;
-
-        return ((Waterlogged) data).isWaterlogged();
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/NMSWrapper15.java

@@ -1,129 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.features.util.NoClipCommand;
-import net.minecraft.server.v1_15_R1.*;
-import org.bukkit.GameMode;
-import org.bukkit.Material;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
-
-public class NMSWrapper15 implements NMSWrapper {
-
-    private static final Reflection.Field<EnumGamemode> playerGameMode = Reflection.getField(PlayerInteractManager.class, EnumGamemode.class, 0);
-
-    @Override
-    @SuppressWarnings("deprecation")
-    public void setInternalGameMode(Player player, GameMode gameMode) {
-        playerGameMode.set(((CraftPlayer) player).getHandle().playerInteractManager, EnumGamemode.getById(gameMode.getValue()));
-    }
-
-    @Override
-    public void setSlotToItemStack(Player player, Object o) {
-        PacketPlayInSetCreativeSlot packetPlayInSetCreativeSlot = (PacketPlayInSetCreativeSlot) o;
-        int index = packetPlayInSetCreativeSlot.b();
-        if (index >= 36 && index <= 44) {
-            index -= 36;
-        } else if (index > 44) {
-            index -= 5;
-        } else if (index <= 8) {
-            index = index - 8 + 36;
-        }
-        player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.getItemStack()));
-        if (index < 9) player.getInventory().setHeldItemSlot(index);
-        player.updateInventory();
-    }
-
-    private static final Reflection.Field<Integer> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, int.class, 0);
-
-    @Override
-    public void setGameStateChangeReason(Object packet) {
-        gameStateChangeReason.set(packet, 3);
-    }
-
-    @Override
-    public void setPlayerBuildAbilities(Player player) {
-        ((CraftPlayer) player).getHandle().abilities.mayBuild = true;
-        ((CraftPlayer) player).getHandle().abilities.canInstantlyBuild = true;
-    }
-
-    @Override
-    public Material pathMaterial() {
-        return Material.GRASS_PATH;
-    }
-
-    private static final int threshold = 2048;
-
-    @Override
-    public boolean checkItemStack(ItemStack item) {
-        net.minecraft.server.v1_15_R1.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
-        NBTTagCompound tag = nmsItem.getTag();
-        if (tag != null && tag.hasKey("BlockEntityTag")) {
-            NBTTagCompound blockTag = tag.getCompound("BlockEntityTag");
-            if (blockTag.hasKey("Items")) {
-                return drillDown(blockTag.getList("Items", 10), 0, 0) > threshold;
-            }
-        }
-
-        return false;
-    }
-
-    private int drillDown(NBTTagList items, int layer, int start) {
-        if (layer > 2) return start + threshold;
-        int invalid = start;
-        for (NBTBase nbtBase : items) {
-            if (!(nbtBase instanceof NBTTagCompound))
-                continue;
-            NBTTagCompound slot = (NBTTagCompound) nbtBase;
-            if (slot.hasKey("tag")) {
-                invalid += slot.getByte("Count");
-                NBTTagCompound iTag = slot.getCompound("tag");
-                if (iTag.hasKey("BlockEntityTag")) {
-                    NBTTagCompound blockTag = iTag.getCompound("BlockEntityTag");
-                    if (blockTag.hasKey("Items")) {
-                        invalid = drillDown(blockTag.getList("Items", 10), layer + 1, invalid);
-                    }
-                }
-            }
-            if (invalid > threshold)
-                break;
-        }
-        return invalid;
-    }
-
-    private final Class<?> explosionPacket = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundExplodePacket");
-    private final Reflection.Field<Double> a = Reflection.getField(explosionPacket, double.class, 0);
-    private final Reflection.Field<Double> b = Reflection.getField(explosionPacket, double.class, 1);
-    private final Reflection.Field<Double> c = Reflection.getField(explosionPacket, double.class, 2);
-    private final Reflection.Field<Float> d = Reflection.getField(explosionPacket, float.class, 0);
-    private final Reflection.Field<List> e = Reflection.getField(explosionPacket, List.class, 0);
-
-    @Override
-    public Object resetExplosionKnockback(Object packet) {
-        PacketPlayOutExplosion packetPlayOutExplosion = (PacketPlayOutExplosion) packet;
-        return new PacketPlayOutExplosion(a.get(packetPlayOutExplosion), b.get(packetPlayOutExplosion), c.get(packetPlayOutExplosion), d.get(packetPlayOutExplosion), e.get(packetPlayOutExplosion), Vec3D.a);
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/PlaceItemWrapper15.java

@@ -1,43 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import org.bukkit.Material;
-
-public class PlaceItemWrapper15 implements PlaceItemWrapper {
-
-    public PlaceItemWrapper15() {
-        for (Material material : Material.values()) {
-            if (!material.isBlock()) continue;
-            if (material.isLegacy()) continue;
-
-            String nonWall = material.name().replace("_WALL_", "").replace("WALL_", "").replace("_WALL", "");
-            try {
-                Material nonWallMaterial = Material.valueOf(nonWall);
-                if (nonWallMaterial != material && nonWallMaterial.isItem() && !nonWallMaterial.isBlock()) {
-                    BLOCK_MATERIAL_TO_WALL_BLOCK_MATERIAL.put(nonWallMaterial, material);
-                }
-            } catch (Exception e) {
-                // Ignore
-            }
-        }
-        ITEM_MATERIAL_TO_BLOCK_MATERIAL.put(Material.REDSTONE, Material.REDSTONE_WIRE);
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/PlayerMovementWrapper15.java

@@ -1,51 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import net.minecraft.server.v1_15_R1.EntityPlayer;
-import net.minecraft.server.v1_15_R1.PacketPlayInFlying;
-import org.bukkit.craftbukkit.v1_15_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class PlayerMovementWrapper15 implements PlayerMovementWrapper {
-
-    @Override
-    public void setPosition(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        EntityPlayer entityPlayer = ((CraftPlayer) player).getHandle();
-        if (Float.isNaN(packetPlayInFlying.a(Float.NaN))) {
-            entityPlayer.e(packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0));
-        } else {
-            entityPlayer.setLocation(packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0), packetPlayInFlying.a(0F), packetPlayInFlying.b(0F));
-        }
-    }
-
-    @Override
-    public Object convertToOut(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        Object packet = Reflection.newInstance(teleportPacket);
-        teleportEntity.set(packet, player.getEntityId());
-        teleportPosition.set(packet, packetPlayInFlying.a(0.0), packetPlayInFlying.b(0.0), packetPlayInFlying.c(0.0),
-                Float.isNaN(packetPlayInFlying.a(Float.NaN)) ? player.getLocation().getYaw() : packetPlayInFlying.a(0.0F),
-                Float.isNaN(packetPlayInFlying.b(Float.NaN)) ? player.getLocation().getPitch() : packetPlayInFlying.b(0.0F));
-        return packet;
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/TickManager15.java

@@ -1,140 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.bausystem.region.Region;
-import de.steamwar.bausystem.utils.bossbar.BossBarService;
-import de.steamwar.bausystem.utils.tps.TPSFreezeUtils;
-import de.steamwar.bausystem.utils.tps.TPSLimitUtils;
-import de.steamwar.core.TPSWarpUtils;
-import org.bukkit.Bukkit;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-
-public class TickManager15 implements TickManager, Listener {
-
-    private static float currentTPSLimit = 20;
-    private boolean currentlyStepping = false;
-    private float currentLimit;
-    private int stepsTotal;
-    private int stepsLeft;
-
-    @Override
-    public boolean canFreeze() {
-        return TPSFreezeUtils.isCanFreeze();
-    }
-
-    @Override
-    public void setTickRate(float tickRate) {
-        if (currentlyStepping) {
-            currentlyStepping = false;
-            Bukkit.getOnlinePlayers().forEach(player -> {
-                BossBarService.instance.remove(player, Region.getGlobalRegion(), "TickStep");
-            });
-        }
-        TPSWarpUtils.warp(tickRate);
-        if (currentTPSLimit == 0 && tickRate != 0) {
-            TPSFreezeUtils.unfreeze();
-        }
-        currentTPSLimit = tickRate;
-        if (tickRate == 0) {
-            TPSLimitUtils.unlimit();
-            TPSFreezeUtils.freeze();
-        } else if (tickRate < 20.0) {
-            TPSLimitUtils.limit(tickRate);
-        } else if (tickRate >= 20) {
-            TPSLimitUtils.unlimit();
-        }
-    }
-
-    @Override
-    public boolean isFrozen() {
-        return TPSFreezeUtils.frozen();
-    }
-
-    @Override
-    public void setFreeze(boolean freeze) {
-        if (freeze) {
-            setTickRate(0);
-        }
-    }
-
-    @Override
-    public void stepTicks(int ticks) {
-        currentLimit = 0;
-        setTickRate(20);
-        stepsLeft = ticks;
-        stepsTotal = ticks;
-        currentlyStepping = true;
-    }
-
-    @Override
-    public void sprintTicks(int ticks) {
-        currentLimit = currentTPSLimit;
-        setTickRate(4000);
-        stepsLeft = ticks;
-        stepsTotal = ticks;
-        currentlyStepping = true;
-    }
-
-    @Override
-    public boolean isSprinting() {
-        return currentlyStepping && currentTPSLimit > 20;
-    }
-
-    @Override
-    public boolean isStepping() {
-        return currentlyStepping && currentTPSLimit <= 20;
-    }
-
-    @Override
-    public float getTickRate() {
-        return currentTPSLimit;
-    }
-
-    @Override
-    public void setBlockTpsPacket(boolean block) {
-
-    }
-
-    @Override
-    public long getTotalTicks() {
-        return stepsTotal;
-    }
-
-    @Override
-    public long getDoneTicks() {
-        return stepsTotal - stepsLeft;
-    }
-
-    @Override
-    public long getRemainingTicks() {
-        return stepsLeft;
-    }
-
-    @EventHandler
-    public void onTickEnd(TickEndEvent event) {
-        if (!currentlyStepping) return;
-        stepsLeft--;
-        if (stepsLeft <= 0) {
-            setTickRate(currentLimit);
-        }
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/tps/PacketCache.java

@@ -1,131 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils.tps;
-
-import de.steamwar.Reflection;
-import com.comphenix.tinyprotocol.TinyProtocol;
-import de.steamwar.core.BountifulWrapper;
-import de.steamwar.core.ChatWrapper;
-import de.steamwar.core.Core;
-import lombok.experimental.UtilityClass;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.Player;
-import org.bukkit.entity.TNTPrimed;
-import org.bukkit.scheduler.BukkitRunnable;
-import org.bukkit.scheduler.BukkitTask;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
-
-@UtilityClass
-class PacketCache {
-
-    private static List<Object> packets = new ArrayList<>();
-    private static Set<Entity> entities = new HashSet<>();
-    private static BukkitTask task = null;
-
-    private static Class<?> vec3dClass = Reflection.getClass("net.minecraft.world.phys.Vec3");
-    private static Reflection.Field<Object> zeroVec3d = (Reflection.Field<Object>) Reflection.getField(vec3dClass, vec3dClass, 0);
-    private static Object ZERO_VEC3D = zeroVec3d.get(null);
-    private static Class<?> velocityPacketClass = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket");
-    private static Reflection.Constructor velocityPacketConstructor = Reflection.getConstructor(velocityPacketClass, int.class, vec3dClass);
-
-    private static Class<?> teleportPacketClass = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket");
-    private static Class<?> entityClass = Reflection.getClass("net.minecraft.world.entity.Entity");
-    private static Reflection.Constructor teleportPacketConstructor = Reflection.getConstructor(teleportPacketClass, entityClass);
-
-    private static Class<?> craftEntityClass = Reflection.getClass("org.bukkit.craftbukkit.entity.CraftEntity");
-    private static Reflection.Method getHandle = Reflection.getMethod(craftEntityClass, "getHandle");
-
-    private static Object noGravityDataWatcher = BountifulWrapper.impl.getDataWatcherObject(5, Boolean.class);
-    private static Object fuseDataWatcher = BountifulWrapper.impl.getDataWatcherObject(8, Integer.class);
-
-    public void continuousSendCache() {
-        if (task != null) {
-            return;
-        }
-
-        createPackets();
-        task = new BukkitRunnable() {
-            @Override
-            public void run() {
-                _sendCache();
-            }
-        }.runTaskTimer(Core.getInstance(), 1, 1);
-    }
-
-    public void sendCache() {
-        if (task != null) {
-            task.cancel();
-            task = null;
-        }
-        _sendCache();
-    }
-
-    private void _sendCache() {
-        createPackets();
-        for (Player player : Bukkit.getOnlinePlayers()) {
-            for (Object packet : packets) {
-                TinyProtocol.instance.sendPacket(player, packet);
-            }
-        }
-    }
-
-    public void clearCache() {
-        packets.clear();
-        entities.clear();
-
-        if (task != null) {
-            task.cancel();
-            task = null;
-        }
-    }
-
-    private void createPackets() {
-        if (entities.stream().anyMatch(Entity::isDead)) {
-            entities.clear();
-            packets.clear();
-        }
-        List<Entity> entities = Bukkit.getWorlds().get(0).getEntities().stream()
-                .filter(e -> !(e instanceof Player))
-                .filter(e -> PacketCache.entities.add(e))
-                .collect(Collectors.toList());
-
-        for (Entity entity : entities) {
-            packets.add(teleportPacketConstructor.invoke(getHandle.invoke(entity)));
-        }
-        for (Entity entity : entities) {
-            packets.add(velocityPacketConstructor.invoke(entity.getEntityId(), ZERO_VEC3D));
-        }
-        for (Entity entity : entities) {
-            packets.add(ChatWrapper.impl.getDataWatcherPacket(entity.getEntityId(), noGravityDataWatcher, true));
-        }
-        for (Entity entity : entities) {
-            if (!(entity instanceof TNTPrimed)) continue;
-            TNTPrimed tnt = (TNTPrimed) entity;
-            int fuse = tnt.getFuseTicks();
-            packets.add(ChatWrapper.impl.getDataWatcherPacket(entity.getEntityId(), fuseDataWatcher, fuse - (fuse % 5) + 1));
-        }
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/tps/TPSFreezeUtils.java

@@ -1,76 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils.tps;
-
-import de.steamwar.Reflection;
-import lombok.Getter;
-import lombok.experimental.UtilityClass;
-import org.bukkit.Bukkit;
-import org.bukkit.World;
-
-@UtilityClass
-public class TPSFreezeUtils {
-
-    private static Reflection.Field<Boolean> fieldAccessor;
-    @Getter
-    private static final boolean canFreeze;
-
-    private static final Reflection.Method getWorldHandle = Reflection.getTypedMethod(Reflection.getClass("org.bukkit.craftbukkit.CraftWorld"), "getHandle", null);
-
-    @Getter
-    private static boolean frozen = false;
-
-    private static final World world = Bukkit.getWorlds().get(0);
-
-    static {
-        Reflection.Field<Boolean> fieldAccessor;
-        try {
-            fieldAccessor = Reflection.getField(Reflection.getClass("net.minecraft.server.level.ServerLevel"), "freezed", boolean.class);
-        } catch (IllegalArgumentException e) {
-            fieldAccessor = null;
-        }
-        canFreeze = fieldAccessor != null;
-        TPSFreezeUtils.fieldAccessor = fieldAccessor;
-    }
-
-    public void freeze() {
-        setFreeze(world, true);
-    }
-
-    public void unfreeze() {
-        setFreeze(world, false);
-    }
-
-    public boolean frozen() {
-        return canFreeze && frozen;
-    }
-
-    private void setFreeze(World world, boolean state) {
-        if (canFreeze) {
-            fieldAccessor.set(getWorldHandle.invoke(world), state);
-            if (state) {
-                PacketCache.continuousSendCache();
-            } else {
-                PacketCache.clearCache();
-            }
-            frozen = state;
-        }
-    }
-}

BauSystem/BauSystem_15/src/de/steamwar/bausystem/utils/tps/TPSLimitUtils.java

@@ -1,124 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils.tps;
-
-import de.steamwar.Reflection;
-import com.comphenix.tinyprotocol.TinyProtocol;
-import de.steamwar.bausystem.utils.PlayerMovementWrapper;
-import de.steamwar.core.Core;
-import lombok.experimental.UtilityClass;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-import org.bukkit.scheduler.BukkitTask;
-
-import java.util.Queue;
-import java.util.concurrent.ConcurrentLinkedQueue;
-import java.util.function.BiFunction;
-
-@UtilityClass
-public class TPSLimitUtils {
-
-    private static long currentTime = System.nanoTime();
-    private static BukkitTask tpsLimiter = null;
-    private static Queue<Runnable> packetQueue = new ConcurrentLinkedQueue<>();
-
-    public void unlimit() {
-        if (tpsLimiter != null) tpsLimiter.cancel();
-        tpsLimiter = null;
-    }
-
-    public void limit(double tps) {
-        if (tpsLimiter != null) tpsLimiter.cancel();
-
-        double delay = 20 / tps;
-        int loops = (int) Math.ceil(delay);
-        long sleepDelay = (long) (50 * delay) / loops;
-
-        tpsLimiter = Bukkit.getScheduler().runTaskTimer(Core.getInstance(), () -> {
-            PacketCache.sendCache();
-            for (int i = 0; i < loops; i++) {
-                sleepUntilNextTick(sleepDelay);
-                PacketCache.sendCache();
-                while (true) {
-                    Runnable runnable = packetQueue.poll();
-                    if (runnable == null) break;
-                    runnable.run();
-                }
-            }
-            PacketCache.clearCache();
-        }, 0, 1);
-    }
-
-    private void sleepUntilNextTick(long neededDelta) {
-        long lastTime = currentTime;
-        currentTime = System.nanoTime();
-
-        long timeDelta = (currentTime - lastTime) / 1000000;
-        if (neededDelta - timeDelta < 0) return;
-
-        try {
-            Thread.sleep(neededDelta - timeDelta);
-            currentTime = System.nanoTime();
-        } catch (InterruptedException e) {
-            Thread.currentThread().interrupt();
-        }
-    }
-
-    /*
-    static {
-        long timeInterval = 50;
-        final long[] lastTime = {System.currentTimeMillis()};
-        final double[] tps = {20.0};
-        Bukkit.getScheduler().runTaskTimer(Core.getInstance(), () -> {
-            long currentTime = System.currentTimeMillis();
-            if (currentTime > lastTime[0]) {
-                tps[0] = (double)timeInterval / (double)(currentTime - lastTime[0]) * 20.0;
-            }
-
-            lastTime[0] = currentTime;
-
-            Bukkit.getOnlinePlayers().forEach(player -> {
-                SWUtils.sendToActionbar(player, String.valueOf((int) (tps[0] * 10.0) / 10.0));
-            });
-        }, timeInterval / 50L, timeInterval / 50L);
-    }
-     */
-
-    private static final Class<?> position = Reflection.getClass("net.minecraft.network.protocol.game.ServerboundMovePlayerPacket$Pos");
-    private static final Class<?> positionLook = Reflection.getClass("net.minecraft.network.protocol.game.ServerboundMovePlayerPacket$PosRot");
-    static {
-        BiFunction<Player, Object, Object> positionSetter = (player, o) -> {
-            if (tpsLimiter != null) {
-                Object object = PlayerMovementWrapper.impl.convertToOut(player, o);
-                packetQueue.add(() -> {
-                    PlayerMovementWrapper.impl.setPosition(player, o);
-                    Bukkit.getOnlinePlayers().forEach(p -> {
-                        if (p == player) return;
-                        TinyProtocol.instance.sendPacket(p, object);
-                    });
-                });
-                return null;
-            }
-            return o;
-        };
-        TinyProtocol.instance.addFilter(position, positionSetter);
-        TinyProtocol.instance.addFilter(positionLook, positionSetter);
-    }
-}

BauSystem/BauSystem_18/build.gradle.kts

@@ -1,35 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-plugins {
-    steamwar.java
-}
-
-java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
-dependencies {
-    compileOnly(project(":BauSystem:BauSystem_Main", "default"))
-    compileOnly(project(":SpigotCore", "default"))
-
-    compileOnly(libs.spigotapi)
-    compileOnly(libs.nms18)
-}

BauSystem/BauSystem_18/src/de/steamwar/bausystem/utils/NMSWrapper18.java

@@ -1,135 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.features.util.NoClipCommand;
-import net.minecraft.nbt.NBTBase;
-import net.minecraft.nbt.NBTTagCompound;
-import net.minecraft.nbt.NBTTagList;
-import net.minecraft.network.protocol.game.*;
-import net.minecraft.server.level.PlayerInteractManager;
-import net.minecraft.world.level.EnumGamemode;
-import org.bukkit.GameMode;
-import org.bukkit.Material;
-import org.bukkit.craftbukkit.v1_18_R2.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_18_R2.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
-
-public class NMSWrapper18 implements NMSWrapper {
-
-    private static final Reflection.Field<EnumGamemode> playerGameMode = Reflection.getField(PlayerInteractManager.class, EnumGamemode.class, 0);
-
-    @Override
-    @SuppressWarnings("deprecation")
-    public void setInternalGameMode(Player player, GameMode gameMode) {
-        playerGameMode.set(((CraftPlayer) player).getHandle().d, EnumGamemode.a(gameMode.getValue()));
-
-    }
-
-    @Override
-    public void setSlotToItemStack(Player player, Object o) {
-        PacketPlayInSetCreativeSlot packetPlayInSetCreativeSlot = (PacketPlayInSetCreativeSlot) o;
-        int index = packetPlayInSetCreativeSlot.b();
-        if (index >= 36 && index <= 44) {
-            index -= 36;
-        } else if (index > 44) {
-            index -= 5;
-        } else if (index <= 8) {
-            index = index - 8 + 36;
-        }
-        player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.c()));
-        if (index < 9) player.getInventory().setHeldItemSlot(index);
-        player.updateInventory();
-    }
-
-    private static final Reflection.Field<PacketPlayOutGameStateChange.a> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, PacketPlayOutGameStateChange.a.class, 12);
-
-    @Override
-    public void setGameStateChangeReason(Object packet) {
-        gameStateChangeReason.set(packet, PacketPlayOutGameStateChange.d);
-    }
-
-    @Override
-    public void setPlayerBuildAbilities(Player player) {
-        ((CraftPlayer) player).getHandle().fs().d = true;
-        ((CraftPlayer) player).getHandle().fs().e = true;
-    }
-
-    @Override
-    public Material pathMaterial() {
-        return Material.DIRT_PATH;
-    }
-
-    private static final int threshold = 2048;
-
-    @Override
-    public boolean checkItemStack(ItemStack item) {
-        net.minecraft.world.item.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
-        NBTTagCompound tag = nmsItem.t();
-        if (tag != null && tag.e("BlockEntityTag")) {
-            NBTTagCompound blockTag = tag.p("BlockEntityTag");
-            if (blockTag.e("Items")) {
-                return drillDown(blockTag.c("Items", 10), 0, 0) > threshold;
-            }
-        }
-
-        return false;
-    }
-
-    private int drillDown(NBTTagList items, int layer, int start) {
-        if (layer > 2) return start + threshold;
-        int invalid = start;
-        for (NBTBase nbtBase : items) {
-            if (!(nbtBase instanceof NBTTagCompound))
-                continue;
-            NBTTagCompound slot = (NBTTagCompound) nbtBase;
-            if (slot.e("tag")) {
-                invalid += slot.f("Count");
-                NBTTagCompound iTag = slot.p("tag");
-                if (iTag.e("BlockEntityTag")) {
-                    NBTTagCompound blockTag = iTag.p("BlockEntityTag");
-                    if (blockTag.e("Items")) {
-                        invalid = drillDown(blockTag.c("Items", 10), layer + 1, invalid);
-                    }
-                }
-            }
-            if (invalid > threshold)
-                break;
-        }
-        return invalid;
-    }
-
-    private final Class<?> explosionPacket = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundExplodePacket");
-    private final Reflection.Field<Double> a = Reflection.getField(explosionPacket, double.class, 0);
-    private final Reflection.Field<Double> b = Reflection.getField(explosionPacket, double.class, 1);
-    private final Reflection.Field<Double> c = Reflection.getField(explosionPacket, double.class, 2);
-    private final Reflection.Field<Float> d = Reflection.getField(explosionPacket, float.class, 0);
-    private final Reflection.Field<List> e = Reflection.getField(explosionPacket, List.class, 0);
-
-    @Override
-    public Object resetExplosionKnockback(Object packet) {
-        PacketPlayOutExplosion packetPlayOutExplosion = (PacketPlayOutExplosion) packet;
-        return new PacketPlayOutExplosion(a.get(packetPlayOutExplosion), b.get(packetPlayOutExplosion), c.get(packetPlayOutExplosion), d.get(packetPlayOutExplosion), e.get(packetPlayOutExplosion), null);
-    }
-}

BauSystem/BauSystem_18/src/de/steamwar/bausystem/utils/PlayerMovementWrapper18.java

@@ -1,51 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import net.minecraft.network.protocol.game.PacketPlayInFlying;
-import net.minecraft.server.level.EntityPlayer;
-import org.bukkit.craftbukkit.v1_18_R2.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class PlayerMovementWrapper18 implements PlayerMovementWrapper {
-
-    @Override
-    public void setPosition(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        EntityPlayer entityPlayer = ((CraftPlayer) player).getHandle();
-        if (packetPlayInFlying.h) {
-            entityPlayer.b(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c, packetPlayInFlying.d, packetPlayInFlying.e);
-        } else {
-            entityPlayer.e(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c);
-        }
-    }
-
-    @Override
-    public Object convertToOut(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        Object packet = Reflection.newInstance(teleportPacket);
-        teleportEntity.set(packet, player.getEntityId());
-        teleportPosition.set(packet, packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c,
-                packetPlayInFlying.h ? player.getLocation().getYaw() : packetPlayInFlying.d,
-                packetPlayInFlying.h ? player.getLocation().getPitch() : packetPlayInFlying.e);
-        return packet;
-    }
-}

BauSystem/BauSystem_19/build.gradle.kts

@@ -1,37 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-plugins {
-    steamwar.java
-}
-
-java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
-dependencies {
-    compileOnly(project(":BauSystem:BauSystem_Main", "default"))
-    compileOnly(project(":SpigotCore", "default"))
-
-    compileOnly(libs.spigotapi)
-    compileOnly(libs.paperapi)
-
-    compileOnly(libs.nms19)
-}

BauSystem/BauSystem_19/src/de/steamwar/bausystem/utils/NMSWrapper19.java

@@ -1,134 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.features.util.NoClipCommand;
-import net.minecraft.nbt.NBTBase;
-import net.minecraft.nbt.NBTTagCompound;
-import net.minecraft.nbt.NBTTagList;
-import net.minecraft.network.protocol.game.*;
-import net.minecraft.server.level.PlayerInteractManager;
-import net.minecraft.world.level.EnumGamemode;
-import org.bukkit.GameMode;
-import org.bukkit.Material;
-import org.bukkit.craftbukkit.v1_19_R2.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_19_R2.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
-
-public class NMSWrapper19 implements NMSWrapper {
-
-    private static final Reflection.Field<EnumGamemode> playerGameMode = Reflection.getField(PlayerInteractManager.class, EnumGamemode.class, 0);
-
-    @Override
-    @SuppressWarnings("deprecation")
-    public void setInternalGameMode(Player player, GameMode gameMode) {
-        playerGameMode.set(((CraftPlayer) player).getHandle().d, EnumGamemode.a(gameMode.getValue()));
-    }
-
-    @Override
-    public void setSlotToItemStack(Player player, Object o) {
-        PacketPlayInSetCreativeSlot packetPlayInSetCreativeSlot = (PacketPlayInSetCreativeSlot) o;
-        int index = packetPlayInSetCreativeSlot.b();
-        if (index >= 36 && index <= 44) {
-            index -= 36;
-        } else if (index > 44) {
-            index -= 5;
-        } else if (index <= 8) {
-            index = index - 8 + 36;
-        }
-        player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.c()));
-        if (index < 9) player.getInventory().setHeldItemSlot(index);
-        player.updateInventory();
-    }
-
-    private static final Reflection.Field<PacketPlayOutGameStateChange.a> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, PacketPlayOutGameStateChange.a.class, 12);
-
-    @Override
-    public void setGameStateChangeReason(Object packet) {
-        gameStateChangeReason.set(packet, PacketPlayOutGameStateChange.d);
-    }
-
-    @Override
-    public void setPlayerBuildAbilities(Player player) {
-        ((CraftPlayer) player).getHandle().fF().d = true;
-        ((CraftPlayer) player).getHandle().fF().e = true;
-    }
-
-    @Override
-    public Material pathMaterial() {
-        return Material.DIRT_PATH;
-    }
-
-    private static final int threshold = 2048;
-
-    @Override
-    public boolean checkItemStack(ItemStack item) {
-        net.minecraft.world.item.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
-        NBTTagCompound tag = nmsItem.v();
-        if (tag != null && tag.e("BlockEntityTag")) {
-            NBTTagCompound blockTag = tag.p("BlockEntityTag");
-            if (blockTag.e("Items")) {
-                return drillDown(blockTag.c("Items", 10), 0, 0) > threshold;
-            }
-        }
-
-        return false;
-    }
-
-    private int drillDown(NBTTagList items, int layer, int start) {
-        if (layer > 2) return start + threshold;
-        int invalid = start;
-        for (NBTBase nbtBase : items) {
-            if (!(nbtBase instanceof NBTTagCompound))
-                continue;
-            NBTTagCompound slot = (NBTTagCompound) nbtBase;
-            if (slot.e("tag")) {
-                invalid += slot.f("Count");
-                NBTTagCompound iTag = slot.p("tag");
-                if (iTag.e("BlockEntityTag")) {
-                    NBTTagCompound blockTag = iTag.p("BlockEntityTag");
-                    if (blockTag.e("Items")) {
-                        invalid = drillDown(blockTag.c("Items", 10), layer + 1, invalid);
-                    }
-                }
-            }
-            if (invalid > threshold)
-                break;
-        }
-        return invalid;
-    }
-
-    private final Class<?> explosionPacket = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundExplodePacket");
-    private final Reflection.Field<Double> a = Reflection.getField(explosionPacket, double.class, 0);
-    private final Reflection.Field<Double> b = Reflection.getField(explosionPacket, double.class, 1);
-    private final Reflection.Field<Double> c = Reflection.getField(explosionPacket, double.class, 2);
-    private final Reflection.Field<Float> d = Reflection.getField(explosionPacket, float.class, 0);
-    private final Reflection.Field<List> e = Reflection.getField(explosionPacket, List.class, 0);
-
-    @Override
-    public Object resetExplosionKnockback(Object packet) {
-        PacketPlayOutExplosion packetPlayOutExplosion = (PacketPlayOutExplosion) packet;
-        return new PacketPlayOutExplosion(a.get(packetPlayOutExplosion), b.get(packetPlayOutExplosion), c.get(packetPlayOutExplosion), d.get(packetPlayOutExplosion), e.get(packetPlayOutExplosion), null);
-    }
-}

BauSystem/BauSystem_19/src/de/steamwar/bausystem/utils/PlayerMovementWrapper19.java

@@ -1,51 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import net.minecraft.network.protocol.game.PacketPlayInFlying;
-import net.minecraft.server.level.EntityPlayer;
-import org.bukkit.craftbukkit.v1_19_R2.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class PlayerMovementWrapper19 implements PlayerMovementWrapper {
-
-    @Override
-    public void setPosition(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        EntityPlayer entityPlayer = ((CraftPlayer) player).getHandle();
-        if (packetPlayInFlying.h) {
-            entityPlayer.b(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c, packetPlayInFlying.d, packetPlayInFlying.e);
-        } else {
-            entityPlayer.e(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c);
-        }
-    }
-
-    @Override
-    public Object convertToOut(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        Object packet = Reflection.newInstance(teleportPacket);
-        teleportEntity.set(packet, player.getEntityId());
-        teleportPosition.set(packet, packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c,
-                packetPlayInFlying.h ? player.getLocation().getYaw() : packetPlayInFlying.d,
-                packetPlayInFlying.h ? player.getLocation().getPitch() : packetPlayInFlying.e);
-        return packet;
-    }
-}

BauSystem/BauSystem_19/src/de/steamwar/bausystem/utils/TickListener19.java

@@ -1,50 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import com.destroystokyo.paper.event.server.ServerTickEndEvent;
-import com.destroystokyo.paper.event.server.ServerTickStartEvent;
-import de.steamwar.bausystem.BauSystem;
-import org.bukkit.Bukkit;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-
-public class TickListener19 implements TickListener, Listener {
-
-    private boolean tickStartRan = false;
-
-    public TickListener19() {
-        Bukkit.getPluginManager().registerEvents(this, BauSystem.getInstance());
-    }
-
-    @EventHandler
-    public void onServerTickStart(ServerTickStartEvent event) {
-        if (TickManager.impl.isFrozen()) return;
-        Bukkit.getPluginManager().callEvent(new TickStartEvent());
-        tickStartRan = true;
-    }
-
-    @EventHandler
-    public void onServerTickEnd(ServerTickEndEvent event) {
-        if (!tickStartRan) return;
-        Bukkit.getPluginManager().callEvent(new TickEndEvent());
-        tickStartRan = false;
-    }
-}

BauSystem/BauSystem_20/build.gradle.kts

@@ -1,36 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-plugins {
-    steamwar.java
-}
-
-java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
-dependencies {
-    compileOnly(project(":BauSystem:BauSystem_Main", "default"))
-    compileOnly(project(":SpigotCore", "default"))
-
-    compileOnly(libs.spigotapi)
-
-    compileOnly(libs.nms20)
-}

BauSystem/BauSystem_20/src/de/steamwar/bausystem/utils/NMSWrapper20.java

@@ -1,136 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.features.util.NoClipCommand;
-import net.minecraft.nbt.NBTBase;
-import net.minecraft.nbt.NBTTagCompound;
-import net.minecraft.nbt.NBTTagList;
-import net.minecraft.network.protocol.game.PacketPlayInSetCreativeSlot;
-import net.minecraft.network.protocol.game.PacketPlayOutExplosion;
-import net.minecraft.network.protocol.game.PacketPlayOutGameStateChange;
-import net.minecraft.server.level.PlayerInteractManager;
-import net.minecraft.world.level.EnumGamemode;
-import org.bukkit.GameMode;
-import org.bukkit.Material;
-import org.bukkit.craftbukkit.v1_20_R1.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_20_R1.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
-
-public class NMSWrapper20 implements NMSWrapper {
-
-    private static final Reflection.Field<EnumGamemode> playerGameMode = Reflection.getField(PlayerInteractManager.class, EnumGamemode.class, 0);
-
-    @Override
-    @SuppressWarnings("deprecation")
-    public void setInternalGameMode(Player player, GameMode gameMode) {
-        playerGameMode.set(((CraftPlayer) player).getHandle().e, EnumGamemode.a(gameMode.getValue()));
-    }
-
-    @Override
-    public void setSlotToItemStack(Player player, Object o) {
-        PacketPlayInSetCreativeSlot packetPlayInSetCreativeSlot = (PacketPlayInSetCreativeSlot) o;
-        int index = packetPlayInSetCreativeSlot.a();
-        if (index >= 36 && index <= 44) {
-            index -= 36;
-        } else if (index > 44) {
-            index -= 5;
-        } else if (index <= 8) {
-            index = index - 8 + 36;
-        }
-        player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.c()));
-        if (index < 9) player.getInventory().setHeldItemSlot(index);
-        player.updateInventory();
-    }
-
-    private static final Reflection.Field<PacketPlayOutGameStateChange.a> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, PacketPlayOutGameStateChange.a.class, 12);
-
-    @Override
-    public void setGameStateChangeReason(Object packet) {
-        gameStateChangeReason.set(packet, PacketPlayOutGameStateChange.d);
-    }
-
-    @Override
-    public void setPlayerBuildAbilities(Player player) {
-        ((CraftPlayer) player).getHandle().fO().d = true;
-        ((CraftPlayer) player).getHandle().fO().e = true;
-    }
-
-    @Override
-    public Material pathMaterial() {
-        return Material.DIRT_PATH;
-    }
-
-    private static final int threshold = 2048;
-
-    @Override
-    public boolean checkItemStack(ItemStack item) {
-        net.minecraft.world.item.ItemStack nmsItem = CraftItemStack.asNMSCopy(item);
-        NBTTagCompound tag = nmsItem.v();
-        if (tag != null && tag.e("BlockEntityTag")) {
-            NBTTagCompound blockTag = tag.p("BlockEntityTag");
-            if (blockTag.e("Items")) {
-                return drillDown(blockTag.c("Items", 10), 0, 0) > threshold;
-            }
-        }
-
-        return false;
-    }
-
-    private int drillDown(NBTTagList items, int layer, int start) {
-        if (layer > 2) return start + threshold;
-        int invalid = start;
-        for (NBTBase nbtBase : items) {
-            if (!(nbtBase instanceof NBTTagCompound))
-                continue;
-            NBTTagCompound slot = (NBTTagCompound) nbtBase;
-            if (slot.e("tag")) {
-                invalid += slot.f("Count");
-                NBTTagCompound iTag = slot.p("tag");
-                if (iTag.e("BlockEntityTag")) {
-                    NBTTagCompound blockTag = iTag.p("BlockEntityTag");
-                    if (blockTag.e("Items")) {
-                        invalid = drillDown(blockTag.c("Items", 10), layer + 1, invalid);
-                    }
-                }
-            }
-            if (invalid > threshold)
-                break;
-        }
-        return invalid;
-    }
-
-    private final Class<?> explosionPacket = Reflection.getClass("net.minecraft.network.protocol.game.ClientboundExplodePacket");
-    private final Reflection.Field<Double> a = Reflection.getField(explosionPacket, double.class, 0);
-    private final Reflection.Field<Double> b = Reflection.getField(explosionPacket, double.class, 1);
-    private final Reflection.Field<Double> c = Reflection.getField(explosionPacket, double.class, 2);
-    private final Reflection.Field<Float> d = Reflection.getField(explosionPacket, float.class, 0);
-    private final Reflection.Field<List> e = Reflection.getField(explosionPacket, List.class, 0);
-
-    @Override
-    public Object resetExplosionKnockback(Object packet) {
-        PacketPlayOutExplosion packetPlayOutExplosion = (PacketPlayOutExplosion) packet;
-        return new PacketPlayOutExplosion(a.get(packetPlayOutExplosion), b.get(packetPlayOutExplosion), c.get(packetPlayOutExplosion), d.get(packetPlayOutExplosion), e.get(packetPlayOutExplosion), null);
-    }
-}

BauSystem/BauSystem_20/src/de/steamwar/bausystem/utils/PlaceItemWrapper20.java

@@ -1,43 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import org.bukkit.Material;
-import org.bukkit.block.data.BlockData;
-
-public class PlaceItemWrapper20 implements PlaceItemWrapper {
-
-    public PlaceItemWrapper20() {
-        for (Material material : Material.values()) {
-            if (!material.isBlock()) continue;
-            if (material.isLegacy()) continue;
-            BlockData blockData = material.createBlockData();
-            Material placementMaterial = blockData.getPlacementMaterial();
-            if (material == placementMaterial) continue;
-            if (placementMaterial == Material.AIR) continue;
-            if (placementMaterial.isItem() && !placementMaterial.isBlock()) {
-                ITEM_MATERIAL_TO_BLOCK_MATERIAL.put(placementMaterial, material);
-            }
-            if (material.name().contains("WALL")) {
-                BLOCK_MATERIAL_TO_WALL_BLOCK_MATERIAL.put(placementMaterial, material);
-            }
-        }
-    }
-}

BauSystem/BauSystem_20/src/de/steamwar/bausystem/utils/PlayerMovementWrapper20.java

@@ -1,51 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import net.minecraft.network.protocol.game.PacketPlayInFlying;
-import net.minecraft.server.level.EntityPlayer;
-import org.bukkit.craftbukkit.v1_20_R1.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class PlayerMovementWrapper20 implements PlayerMovementWrapper {
-
-    @Override
-    public void setPosition(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        EntityPlayer entityPlayer = ((CraftPlayer) player).getHandle();
-        if (packetPlayInFlying.h) {
-            entityPlayer.b(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c, packetPlayInFlying.d, packetPlayInFlying.e);
-        } else {
-            entityPlayer.e(packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c);
-        }
-    }
-
-    @Override
-    public Object convertToOut(Player player, Object object) {
-        PacketPlayInFlying packetPlayInFlying = ((PacketPlayInFlying) object);
-        Object packet = Reflection.newInstance(teleportPacket);
-        teleportEntity.set(packet, player.getEntityId());
-        teleportPosition.set(packet, packetPlayInFlying.a, packetPlayInFlying.b, packetPlayInFlying.c,
-                packetPlayInFlying.h ? player.getLocation().getYaw() : packetPlayInFlying.d,
-                packetPlayInFlying.h ? player.getLocation().getPitch() : packetPlayInFlying.e);
-        return packet;
-    }
-}

BauSystem/BauSystem_21/src/de/steamwar/bausystem/utils/NMSWrapper21.java

@@ -1,133 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.features.util.NoClipCommand;
-import io.papermc.paper.datacomponent.DataComponentTypes;
-import io.papermc.paper.datacomponent.item.ItemContainerContents;
-import net.minecraft.network.protocol.game.ClientboundContainerSetSlotPacket;
-import net.minecraft.network.protocol.game.ClientboundExplodePacket;
-import net.minecraft.network.protocol.game.ClientboundGameEventPacket;
-import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.server.level.ServerPlayerGameMode;
-import net.minecraft.world.entity.player.Abilities;
-import net.minecraft.world.level.GameType;
-import org.bukkit.GameMode;
-import org.bukkit.Material;
-import org.bukkit.craftbukkit.entity.CraftPlayer;
-import org.bukkit.craftbukkit.inventory.CraftItemStack;
-import org.bukkit.entity.Player;
-import org.bukkit.inventory.ItemStack;
-
-import java.util.List;
-import java.util.Optional;
-
-public class NMSWrapper21 implements NMSWrapper {
-
-    private static final Reflection.Field<ServerPlayerGameMode> playerInteractManager = Reflection.getField(ServerPlayer.class, null, ServerPlayerGameMode.class);
-    private static final Reflection.Field<GameType> playerGameMode = Reflection.getField(ServerPlayerGameMode.class, GameType.class, 0);
-
-    @Override
-    public void setInternalGameMode(Player player, GameMode gameMode) {
-        playerGameMode.set(playerInteractManager.get(((CraftPlayer) player).getHandle()), GameType.byId(gameMode.getValue()));
-    }
-
-    @Override
-    public void setSlotToItemStack(Player player, Object o) {
-        ClientboundContainerSetSlotPacket packetPlayInSetCreativeSlot = (ClientboundContainerSetSlotPacket) o;
-        int index = packetPlayInSetCreativeSlot.getSlot();
-        if (index >= 36 && index <= 44) {
-            index -= 36;
-        } else if (index > 44) {
-            index -= 5;
-        } else if (index <= 8) {
-            index = index - 8 + 36;
-        }
-        player.getInventory().setItem(index, CraftItemStack.asBukkitCopy(packetPlayInSetCreativeSlot.getItem()));
-        if (index < 9) player.getInventory().setHeldItemSlot(index);
-        player.updateInventory();
-    }
-
-    private static final Reflection.Field<ClientboundGameEventPacket.Type> gameStateChangeReason = Reflection.getField(NoClipCommand.gameStateChange, ClientboundGameEventPacket.Type.class, 14);
-
-    @Override
-    public void setGameStateChangeReason(Object packet) {
-        gameStateChangeReason.set(packet, ClientboundGameEventPacket.CHANGE_GAME_MODE);
-    }
-
-    @Override
-    public void setPlayerBuildAbilities(Player player) {
-        Abilities abilities = (((CraftPlayer) player).getHandle()).getAbilities();
-        abilities.mayBuild = true;
-        abilities.mayfly = true;
-    }
-
-    @Override
-    public Material pathMaterial() {
-        return Material.DIRT_PATH;
-    }
-
-    private static final int threshold = 2048;
-
-    @Override
-    public boolean checkItemStack(ItemStack item) {
-        ItemContainerContents data = item.getData(DataComponentTypes.CONTAINER);
-        if (data == null) {
-            return false;
-        }
-
-        return drillDown(data.contents(), 0, 0) > threshold;
-    }
-
-    private int drillDown(List<ItemStack> items, int layer, int start) {
-        if (layer > 2) return start + threshold;
-        int invalid = start;
-        for (int i = start; i < items.size(); i++) {
-            ItemStack item = items.get(i);
-            if (item.isEmpty()) continue;
-
-            invalid += item.getAmount();
-
-            ItemContainerContents data = item.getData(DataComponentTypes.CONTAINER);
-            if (data == null) {
-                continue;
-            }
-
-            List<ItemStack> subItems = data.contents();
-            if (subItems.size() > 1) {
-                invalid = drillDown(subItems, layer + 1, invalid);
-            }
-        }
-        return invalid;
-    }
-
-    @Override
-    public Object resetExplosionKnockback(Object packet) {
-        ClientboundExplodePacket explosion = (ClientboundExplodePacket) packet;
-
-        return new ClientboundExplodePacket(
-                explosion.center(),
-                Optional.empty(),
-                explosion.explosionParticle(),
-                explosion.explosionSound()
-        );
-    }
-}

BauSystem/BauSystem_21/src/de/steamwar/bausystem/utils/PlayerMovementWrapper21.java

@@ -1,46 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import net.minecraft.network.protocol.game.ServerboundMovePlayerPacket;
-import net.minecraft.server.level.ServerPlayer;
-import org.bukkit.craftbukkit.entity.CraftPlayer;
-import org.bukkit.entity.Player;
-
-public class PlayerMovementWrapper21 implements PlayerMovementWrapper {
-
-    @Override
-    public void setPosition(Player player, Object object) {
-        ServerboundMovePlayerPacket packetPlayInFlying = ((ServerboundMovePlayerPacket) object);
-        ServerPlayer serverPlayer = ((CraftPlayer) player).getHandle();
-        if (packetPlayInFlying.hasPos) {
-            serverPlayer.setPosRaw(packetPlayInFlying.x, packetPlayInFlying.y, packetPlayInFlying.z);
-        }
-        if (packetPlayInFlying.hasRot) {
-            serverPlayer.setXRot(packetPlayInFlying.xRot);
-            serverPlayer.setYRot(packetPlayInFlying.yRot);
-        }
-    }
-
-    @Override
-    public Object convertToOut(Player player, Object object) {
-        return object;
-    }
-}

BauSystem/BauSystem_21/src/de/steamwar/bausystem/utils/TickManager21.java

@@ -1,149 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.utils;
-
-import com.comphenix.tinyprotocol.TinyProtocol;
-import de.steamwar.Reflection;
-import de.steamwar.bausystem.BauSystem;
-import net.minecraft.network.protocol.game.ClientboundTickingStatePacket;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.ServerTickRateManager;
-import net.minecraft.world.TickRateManager;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-
-public class TickManager21 implements TickManager {
-    private static final ServerTickRateManager manager = MinecraftServer.getServer().tickRateManager();
-    private static final Reflection.Field<Integer> frozenTicksToRun = Reflection.getField(TickRateManager.class, int.class, 0);
-    private static final Reflection.Field<Long> remainingSprintTicks = Reflection.getField(ServerTickRateManager.class, long.class, 0);
-
-    private boolean blockTpsPacket = true;
-    private int totalSteps;
-
-    public TickManager21() {
-        TinyProtocol.instance.addFilter(ClientboundTickingStatePacket.class, this::blockPacket);
-    }
-
-    private Object blockPacket(Player player, Object packet) {
-        if (blockTpsPacket) {
-            return new ClientboundTickingStatePacket(20, manager.isFrozen());
-        } else {
-            return packet;
-        }
-    }
-
-    @Override
-    public boolean canFreeze() {
-        return true;
-    }
-
-    @Override
-    public void setBlockTpsPacket(boolean block) {
-        blockTpsPacket = block;
-        if (blockTpsPacket) {
-            ClientboundTickingStatePacket packet = new ClientboundTickingStatePacket(20, manager.isFrozen());
-            Bukkit.getOnlinePlayers().forEach(player -> TinyProtocol.instance.sendPacket(player, packet));
-        } else {
-            ClientboundTickingStatePacket packet = new ClientboundTickingStatePacket(manager.tickrate(), manager.isFrozen());
-            Bukkit.getOnlinePlayers().forEach(player -> TinyProtocol.instance.sendPacket(player, packet));
-        }
-    }
-
-    @Override
-    public void setTickRate(float tickRate) {
-        if (isFrozen()) {
-            setFreeze(false);
-        }
-        manager.setTickRate(tickRate);
-    }
-
-    @Override
-    public boolean isFrozen() {
-        return manager.isFrozen();
-    }
-
-    @Override
-    public void setFreeze(boolean freeze) {
-        manager.setFrozen(freeze);
-    }
-
-    @Override
-    public void stepTicks(int ticks) {
-        if (manager.isSprinting()) {
-            manager.stopSprinting();
-        } else if (manager.isSteppingForward()) {
-            manager.stopStepping();
-        }
-        this.totalSteps = ticks;
-        manager.setFrozen(true);
-        manager.stepGameIfPaused(ticks);
-        manager.setFrozen(false);
-        Bukkit.getScheduler().runTaskTimer(BauSystem.getInstance(), (bukkitTask) -> {
-            if (manager.isSteppingForward()) return;
-            manager.setFrozen(true);
-            bukkitTask.cancel();
-        }, 1, 1);
-    }
-
-    @Override
-    public void sprintTicks(int ticks) {
-        if (manager.isSteppingForward()) {
-            manager.stopStepping();
-        } else if (manager.isSprinting()) {
-            manager.stopSprinting();
-        }
-        this.totalSteps = ticks;
-        manager.requestGameToSprint(ticks, true);
-    }
-
-    @Override
-    public boolean isSprinting() {
-        return manager.isSprinting();
-    }
-
-    @Override
-    public boolean isStepping() {
-        return manager.isSteppingForward();
-    }
-
-    @Override
-    public float getTickRate() {
-        return manager.tickrate();
-    }
-
-    @Override
-    public long getRemainingTicks() {
-        if (isSprinting()) {
-            return remainingSprintTicks.get(manager);
-        } else {
-            return frozenTicksToRun.get(manager);
-        }
-    }
-
-    @Override
-    public long getDoneTicks() {
-        return totalSteps - getRemainingTicks();
-    }
-
-    @Override
-    public long getTotalTicks() {
-        return totalSteps;
-    }
-}

BauSystem/BauSystem_Main/build.gradle.kts

@@ -19,6 +19,7 @@
 
 plugins {
     steamwar.java
+    widener
 }
 
 tasks.compileJava {
@@ -26,21 +27,30 @@ tasks.compileJava {
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
 }
 
 dependencies {
     compileOnly(libs.classindex)
     annotationProcessor(libs.classindex)
     compileOnly(project(":SpigotCore", "default"))
+    compileOnly(project(":KotlinCore", "default"))
+    implementation(project(":HiderCore"))
 
-    compileOnly(libs.spigotapi)
     compileOnly(libs.axiom)
     compileOnly(libs.authlib)
 
-    compileOnly(libs.fawe18)
+    compileOnly(libs.paperapi)
+    compileOnly(libs.nms)
+
+    compileOnly(libs.fawe)
+    compileOnly(libs.netty)
 
     implementation(libs.luaj)
-    implementation(files("$projectDir/../libs/YAPION-SNAPSHOT.jar"))
+    // implementation(files("$projectDir/../libs/YAPION-SNAPSHOT.jar"))
+}
+
+widener {
+    fromCatalog(libs.nms)
 }

BauSystem/BauSystem_Main/src/bausystem.accesswidener

@@ -0,0 +1,13 @@
+accessWidener v2 named
+
+# For NoClipCommand
+accessible field net/minecraft/server/level/ServerPlayerGameMode gameModeForPlayer Lnet/minecraft/world/level/GameType;
+
+# For PlaceItemUtils
+accessible field org/bukkit/craftbukkit/block/CraftBlockState position Lnet/minecraft/core/BlockPos;
+mutable field org/bukkit/craftbukkit/block/CraftBlockState position Lnet/minecraft/core/BlockPos;
+accessible field org/bukkit/craftbukkit/block/CraftBlockState world Lorg/bukkit/craftbukkit/CraftWorld;
+mutable field org/bukkit/craftbukkit/block/CraftBlockState world Lorg/bukkit/craftbukkit/CraftWorld;
+
+# For TickManager
+accessible field net/minecraft/server/ServerTickRateManager remainingSprintTicks J

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/BauSystem.java

@@ -20,29 +20,26 @@
 package de.steamwar.bausystem;
 
 import de.steamwar.bausystem.config.BauServer;
-import de.steamwar.bausystem.configplayer.Config;
-import de.steamwar.bausystem.configplayer.ConfigConverter;
+import de.steamwar.bausystem.config.ConfigStore;
 import de.steamwar.bausystem.features.gui.BauGUI;
 import de.steamwar.bausystem.features.script.lua.SteamWarLuaPlugin;
 import de.steamwar.bausystem.features.script.lua.libs.LuaLib;
-import de.steamwar.bausystem.features.slaves.laufbau.BoundingBoxLoader;
 import de.steamwar.bausystem.features.slaves.panzern.Panzern;
 import de.steamwar.bausystem.features.slaves.panzern.PanzernAlgorithm;
 import de.steamwar.bausystem.features.tracer.TraceManager;
 import de.steamwar.bausystem.features.tracer.TraceRecorder;
 import de.steamwar.bausystem.features.world.BauScoreboard;
 import de.steamwar.bausystem.linkage.BauGuiItem;
+import de.steamwar.bausystem.region.Region;
 import de.steamwar.bausystem.region.RegionSystem;
 import de.steamwar.bausystem.utils.ScoreboardElement;
-import de.steamwar.bausystem.utils.TickListener;
 import de.steamwar.bausystem.utils.TickManager;
-import de.steamwar.bausystem.worlddata.WorldData;
 import de.steamwar.command.AbstractValidator;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.core.CRIUSleepEvent;
 import de.steamwar.core.Core;
-import de.steamwar.core.WorldEditRendererCUIEditor;
 import de.steamwar.core.WorldIdentifier;
+import de.steamwar.core.worldedit.SteamEdit;
 import de.steamwar.linkage.AbstractLinker;
 import de.steamwar.linkage.SpigotLinker;
 import de.steamwar.message.Message;
@@ -50,6 +47,7 @@ import de.steamwar.providers.BauServerInfo;
 import lombok.Getter;
 import org.bukkit.Bukkit;
 import org.bukkit.GameRule;
+import org.bukkit.Location;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -110,12 +108,9 @@ public class BauSystem extends JavaPlugin implements Listener {
                 if (any instanceof PanzernAlgorithm) {
                     Panzern.add((PanzernAlgorithm) any);
                 }
-                if (any instanceof ConfigConverter) {
-                    Config.addConfigConverter((ConfigConverter) any);
-                }
-                if (any instanceof BoundingBoxLoader) {
-                    ((BoundingBoxLoader) any).load();
-                }
+                // if (any instanceof BoundingBoxLoader) {
+                //     ((BoundingBoxLoader) any).load();
+                // }
             }
         };
         try {
@@ -127,12 +122,22 @@ public class BauSystem extends JavaPlugin implements Listener {
             return;
         }
 
-        TickListener.impl.init();
-
         TraceManager.instance.init();
         TraceRecorder.instance.init();
 
-        new WorldEditRendererCUIEditor();
+        SteamEdit.init();
+        SteamEdit.ADJACENT_FILTERS = location -> {
+            Region region = Region.getRegion(location);
+            Region.Area area;
+            if (region.getBuildArea().inRegion(location, true)) {
+                area = region.getBuildArea();
+            } else if (region.getTestblockArea().inRegion(location, true)) {
+                area = region.getTestblockArea();
+            } else {
+                return SteamEdit.AdjacentFilter.ALWAYS;
+            }
+            return (x, y, z) -> area.inRegion(new Location(null, x, y, z), true);
+        };
 
         Bukkit.getWorlds().get(0).setGameRule(GameRule.SEND_COMMAND_FEEDBACK, false);
 
@@ -148,9 +153,8 @@ public class BauSystem extends JavaPlugin implements Listener {
     @Override
     public void onDisable() {
         linker.unlink();
-        WorldData.write();
         RegionSystem.INSTANCE.save();
-        Config.getInstance().saveAll();
+        ConfigStore.saveAll();
     }
 
     private <T extends CommandSender> AbstractValidator<T, ?> validator(Permission permission) {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/ConfigConverter.java

@@ -0,0 +1,47 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.config;
+
+/**
+ * Converts a config of one version into the next version, e.g. ConfigV1 to
+ * ConfigV2. The converter for the second newest version converts into the
+ * current version. Converters are registered in the {@link ConfigStore}
+ * of the config.
+ *
+ * @param <F> the config version to convert from
+ * @param <T> the config version to convert to
+ */
+public interface ConfigConverter<F extends VersionedConfig, T extends VersionedConfig> {
+
+    /**
+     * @return the version this converter converts from
+     */
+    int version();
+
+    /**
+     * Converts the config to the next version. If anything goes wrong do not
+     * silently exit this method, throw an Exception. The {@link ConfigStore}
+     * will deal with it.
+     *
+     * @param config the config to convert
+     * @return the converted config
+     */
+    T convert(F config);
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/ConfigStore.java

@@ -0,0 +1,364 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.config;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import de.steamwar.sql.UserConfig;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Function;
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+import java.util.logging.Level;
+
+/**
+ * Loads, converts and saves a versioned config stored as JSON. Older versions
+ * are converted with the registered {@link ConfigConverter}s, legacy formats
+ * that are not JSON can be read with {@link #legacy(Predicate, Function)}.
+ * <p>
+ * A store can be bound to where the config is stored:
+ * <ul>
+ *     <li>{@link #userConfig(String)}: one config per player in the {@link UserConfig}, use {@link #get(Player)}</li>
+ *     <li>{@link #file(File)}: one config in a file, use {@link #get()}</li>
+ *     <li>unbound: use {@link #load(File)} and {@link #save(File, VersionedConfig)}</li>
+ * </ul>
+ *
+ * @param <T> the current config version
+ */
+public class ConfigStore<T extends VersionedConfig> {
+
+    private static final List<ConfigStore<?>> STORES = new ArrayList<>();
+
+    private final Class<T> type;
+    private final int version;
+    private final Supplier<T> defaultConfig;
+
+    private final Map<Integer, Class<? extends VersionedConfig>> jsonVersions = new HashMap<>();
+    private final Map<Integer, ConfigConverter<?, ?>> converters = new HashMap<>();
+    private final List<LegacyFormat> legacyFormats = new ArrayList<>();
+    private Gson gson = new Gson();
+    private Integer unversionedVersion = null;
+
+    private String userConfigKey = null;
+    private Predicate<T> removeIf = config -> false;
+    private final Map<UUID, T> playerConfigs = new ConcurrentHashMap<>();
+
+    private File file = null;
+    private File legacyFile = null;
+    private Function<String, ? extends VersionedConfig> legacyFileReader = null;
+    private T fileConfig = null;
+
+    private record LegacyFormat(Predicate<String> matches, Function<String, ? extends VersionedConfig> reader) {
+    }
+
+    public ConfigStore(Class<T> type, int version, Supplier<T> defaultConfig) {
+        this.type = type;
+        this.version = version;
+        this.defaultConfig = defaultConfig;
+        jsonVersions.put(version, type);
+        STORES.add(this);
+    }
+
+    public ConfigStore<T> gson(Gson gson) {
+        this.gson = gson;
+        return this;
+    }
+
+    /**
+     * Registers an older config version that is stored as JSON.
+     */
+    public ConfigStore<T> jsonVersion(int version, Class<? extends VersionedConfig> type) {
+        jsonVersions.put(version, type);
+        return this;
+    }
+
+    public ConfigStore<T> converter(ConfigConverter<?, ?> converter) {
+        if (converters.putIfAbsent(converter.version(), converter) != null) {
+            throw new IllegalStateException("Duplicate converter for version " + converter.version() + " of " + type.getSimpleName());
+        }
+        return this;
+    }
+
+    /**
+     * Registers a legacy format that is not JSON, stored strings matching the predicate are read by the reader.
+     */
+    public ConfigStore<T> legacy(Predicate<String> matches, Function<String, ? extends VersionedConfig> reader) {
+        legacyFormats.add(new LegacyFormat(matches, reader));
+        return this;
+    }
+
+    /**
+     * The version of stored JSON without a version field.
+     */
+    public ConfigStore<T> unversioned(int version) {
+        this.unversionedVersion = version;
+        return this;
+    }
+
+    /**
+     * Binds this store to the {@link UserConfig} with the given key, one config per player.
+     */
+    public ConfigStore<T> userConfig(String key) {
+        this.userConfigKey = key;
+        return this;
+    }
+
+    /**
+     * Removes the config from the {@link UserConfig} instead of saving it, if the predicate matches.
+     */
+    public ConfigStore<T> removeIf(Predicate<T> removeIf) {
+        this.removeIf = removeIf;
+        return this;
+    }
+
+    /**
+     * Binds this store to a single file.
+     */
+    public ConfigStore<T> file(File file) {
+        this.file = file;
+        return this;
+    }
+
+    /**
+     * Legacy file to read, if the file of this store does not exist yet.
+     */
+    public ConfigStore<T> legacyFile(File legacyFile, Function<String, ? extends VersionedConfig> reader) {
+        this.legacyFile = legacyFile;
+        this.legacyFileReader = reader;
+        return this;
+    }
+
+    /**
+     * Reads a stored config and converts it to the current version.
+     *
+     * @throws RuntimeException if the config could not be read or converted
+     */
+    public T read(String stored) {
+        for (LegacyFormat legacyFormat : legacyFormats) {
+            if (legacyFormat.matches().test(stored)) {
+                return update(legacyFormat.reader().apply(stored));
+            }
+        }
+
+        JsonObject json = JsonParser.parseString(stored).getAsJsonObject();
+        int storedVersion;
+        if (json.has("version")) {
+            storedVersion = json.get("version").getAsInt();
+        } else if (unversionedVersion != null) {
+            storedVersion = unversionedVersion;
+            json.addProperty("version", storedVersion);
+        } else {
+            throw new IllegalStateException("Missing version of " + type.getSimpleName());
+        }
+        Class<? extends VersionedConfig> storedType = jsonVersions.get(storedVersion);
+        if (storedType == null) {
+            throw new IllegalStateException("Unknown version " + storedVersion + " of " + type.getSimpleName());
+        }
+        return update(gson.fromJson(json, storedType));
+    }
+
+    public String write(T config) {
+        return gson.toJson(config);
+    }
+
+    /**
+     * Converts a config to the current version.
+     */
+    @SuppressWarnings({"unchecked", "rawtypes"})
+    public T update(VersionedConfig config) {
+        while (config.getVersion() < version) {
+            ConfigConverter converter = converters.get(config.getVersion());
+            if (converter == null) {
+                throw new IllegalStateException("No converter found for version " + config.getVersion() + " of " + type.getSimpleName());
+            }
+            VersionedConfig converted = converter.convert(config);
+            if (converted.getVersion() <= config.getVersion()) {
+                throw new IllegalStateException("Version did not increase after conversion of version " + config.getVersion() + " of " + type.getSimpleName());
+            }
+            config = converted;
+        }
+        if (!type.isInstance(config)) {
+            throw new IllegalStateException("Version " + config.getVersion() + " is not the current version of " + type.getSimpleName());
+        }
+        return type.cast(config);
+    }
+
+    /**
+     * @return the config stored in the file, or the default config if the file is missing or empty
+     * @throws RuntimeException if the config could not be read or converted
+     */
+    public T load(File file) throws IOException {
+        if (file.length() == 0) {
+            return defaultConfig.get();
+        }
+        return read(Files.readString(file.toPath(), StandardCharsets.UTF_8));
+    }
+
+    public void save(File file, T config) throws IOException {
+        Files.writeString(file.toPath(), write(config), StandardCharsets.UTF_8);
+    }
+
+    /**
+     * Get the config of a player, loads it from the {@link UserConfig} and converts it if necessary.
+     */
+    public T get(Player player) {
+        requireUserConfig();
+        return playerConfigs.computeIfAbsent(player.getUniqueId(), this::loadPlayer);
+    }
+
+    /**
+     * Save the config of a player, this does not unload the config.
+     */
+    public void save(Player player) {
+        requireUserConfig();
+        T config = playerConfigs.get(player.getUniqueId());
+        if (config != null) {
+            savePlayer(player.getUniqueId(), config);
+        }
+    }
+
+    /**
+     * Save and unload the config of a player.
+     */
+    public void unload(Player player) {
+        if (userConfigKey == null) return;
+        T config = playerConfigs.remove(player.getUniqueId());
+        if (config != null) {
+            savePlayer(player.getUniqueId(), config);
+        }
+    }
+
+    private T loadPlayer(UUID uuid) {
+        String stored = UserConfig.getConfig(uuid, userConfigKey);
+        if (stored == null) {
+            return defaultConfig.get();
+        }
+        try {
+            return read(stored);
+        } catch (Exception e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Could not load " + type.getSimpleName() + " of " + uuid, e);
+            return defaultConfig.get();
+        }
+    }
+
+    private void savePlayer(UUID uuid, T config) {
+        if (removeIf.test(config)) {
+            UserConfig.removePlayerConfig(uuid, userConfigKey);
+        } else {
+            UserConfig.updatePlayerConfig(uuid, userConfigKey, write(config));
+        }
+    }
+
+    private void requireUserConfig() {
+        if (userConfigKey == null) {
+            throw new IllegalStateException(type.getSimpleName() + " is not stored in the UserConfig");
+        }
+    }
+
+    /**
+     * Get the config of the file of this store, loads it and converts it if necessary.
+     */
+    public T get() {
+        requireFile();
+        if (fileConfig == null) {
+            fileConfig = loadFile();
+            save();
+        }
+        return fileConfig;
+    }
+
+    /**
+     * Save the config to the file of this store, if it was loaded.
+     */
+    public void save() {
+        requireFile();
+        if (fileConfig == null) return;
+        try {
+            save(file, fileConfig);
+        } catch (IOException e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Could not write " + file, e);
+        }
+    }
+
+    private T loadFile() {
+        try {
+            if (file.length() != 0) {
+                return load(file);
+            }
+            if (legacyFile != null && legacyFile.length() != 0) {
+                return update(legacyFileReader.apply(Files.readString(legacyFile.toPath(), StandardCharsets.UTF_8)));
+            }
+            return defaultConfig.get();
+        } catch (Exception e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Could not load " + file + ", using default " + type.getSimpleName(), e);
+            backupBrokenFile();
+            return defaultConfig.get();
+        }
+    }
+
+    private void backupBrokenFile() {
+        if (file.length() == 0) return;
+        try {
+            Files.copy(file.toPath(), new File(file.getParentFile(), file.getName() + ".broken").toPath(), StandardCopyOption.REPLACE_EXISTING);
+        } catch (IOException e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Could not backup broken " + file, e);
+        }
+    }
+
+    private void requireFile() {
+        if (file == null) {
+            throw new IllegalStateException(type.getSimpleName() + " is not bound to a file");
+        }
+    }
+
+    static void unloadAll(Player player) {
+        STORES.forEach(store -> store.unload(player));
+    }
+
+    /**
+     * Saves every loaded config and unloads the configs of the players.
+     */
+    public static void saveAll() {
+        for (ConfigStore<?> store : STORES) {
+            if (store.userConfigKey != null) {
+                store.playerConfigs.forEach((uuid, config) -> saveUnchecked(store, uuid, config));
+                store.playerConfigs.clear();
+            }
+            if (store.file != null) {
+                store.save();
+            }
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    private static <T extends VersionedConfig> void saveUnchecked(ConfigStore<T> store, UUID uuid, Object config) {
+        store.savePlayer(uuid, (T) config);
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/ConfigStoreListener.java

@@ -1,7 +1,7 @@
 /*
  *   This file is a part of the SteamWar software.
  *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as published by
@@ -17,21 +17,29 @@
  *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.core.events;
+package de.steamwar.bausystem.config;
 
-import de.steamwar.core.Core;
+import de.steamwar.core.CRIUSleepEvent;
 import de.steamwar.linkage.Linked;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
-import org.bukkit.event.player.AsyncPlayerChatEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
 
+/**
+ * Saves and unloads the configs of the {@link ConfigStore}s bound to the UserConfig
+ * when a player quits, configs are loaded on first use.
+ */
 @Linked
-public class ChattingEvent implements Listener {
+public class ConfigStoreListener implements Listener {
 
-	@EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
-	private void onChat(AsyncPlayerChatEvent event) {
-		event.setCancelled(true);
-		Core.MESSAGE.broadcastPrefixless("LOCAL_CHAT", event.getPlayer().getDisplayName(), event.getMessage());
-	}
+    @EventHandler(priority = EventPriority.MONITOR)
+    public void onPlayerQuit(PlayerQuitEvent event) {
+        ConfigStore.unloadAll(event.getPlayer());
+    }
+
+    @EventHandler
+    public void onCRIUSleep(CRIUSleepEvent event) {
+        ConfigStore.saveAll();
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/VersionedConfig.java

@@ -1,7 +1,7 @@
 /*
  *   This file is a part of the SteamWar software.
  *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as published by
@@ -17,14 +17,13 @@
  *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-plugins {
-    steamwar.java
-}
+package de.steamwar.bausystem.config;
 
-dependencies {
-    compileOnly(project(":SpigotCore", "default"))
-    compileOnly(project(":FightSystem:FightSystem_Core", "default"))
+/**
+ * Common interface of every version of a config stored by a {@link ConfigStore},
+ * the current version (e.g. Config) and every older version (ConfigV1, ConfigV2, ...).
+ */
+public interface VersionedConfig {
 
-    compileOnly(libs.nms15)
-    compileOnly(libs.worldedit15)
+    int getVersion();
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/legacy/YapionItemDeserializer.java

@@ -0,0 +1,95 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.config.legacy;
+
+import lombok.experimental.UtilityClass;
+import org.bukkit.configuration.serialization.ConfigurationSerialization;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Deserializes {@link ItemStack}s that were serialized by YAPION, read with {@link YapionReader}.
+ */
+@UtilityClass
+@Deprecated
+public class YapionItemDeserializer {
+
+    private static final String TYPE_IDENTIFIER = "@type";
+
+    public ItemStack deserializeItem(Object yapion) {
+        if (yapion == null) return null;
+        Object result = deserialize(yapion);
+        if (result instanceof ItemStack itemStack) return itemStack;
+        throw new IllegalArgumentException("Not an ItemStack: " + result);
+    }
+
+    private Object deserialize(Object yapion) {
+        if (yapion instanceof List<?> list) {
+            List<Object> result = new ArrayList<>();
+            list.forEach(o -> result.add(deserialize(o)));
+            return result;
+        }
+        if (yapion instanceof YapionReader.YapionMap map) {
+            Map<Object, Object> result = new LinkedHashMap<>();
+            map.entries().forEach((key, value) -> result.put(deserialize(key), deserialize(value)));
+            return result;
+        }
+        if (yapion instanceof Map<?, ?> object) {
+            return deserializeObject(object);
+        }
+        return yapion;
+    }
+
+    private Object deserializeObject(Map<?, ?> object) {
+        Map<String, Object> data = new LinkedHashMap<>();
+        object.forEach((key, value) -> {
+            if (!TYPE_IDENTIFIER.equals(key)) data.put((String) key, deserialize(value));
+        });
+
+        if (!(object.get(TYPE_IDENTIFIER) instanceof String type)) {
+            return data;
+        }
+
+        Class<?> javaType = javaUtilClass(type);
+        if (javaType != null && Collection.class.isAssignableFrom(javaType)) {
+            return data.getOrDefault("values", new ArrayList<>());
+        }
+        if (javaType != null && Map.class.isAssignableFrom(javaType)) {
+            return data.containsKey("values") ? data.get("values") : data;
+        }
+
+        data.put(ConfigurationSerialization.SERIALIZED_TYPE_KEY, type.equals("org.bukkit.inventory.meta.ItemMeta") ? "ItemMeta" : type);
+        return ConfigurationSerialization.deserializeObject(data);
+    }
+
+    private Class<?> javaUtilClass(String type) {
+        if (!type.startsWith("java.util.")) return null;
+        try {
+            return Class.forName(type);
+        } catch (ClassNotFoundException e) {
+            return null;
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/legacy/YapionReader.java

@@ -0,0 +1,323 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.config.legacy;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.regex.Pattern;
+
+/**
+ * Minimal reader for the legacy YAPION format, only used to migrate old data.
+ * <p>
+ * The result is built from plain java objects:
+ * <ul>
+ *     <li>YAPION objects {@code {key(value)}} become a {@link LinkedHashMap} of String to value</li>
+ *     <li>YAPION arrays {@code [a,b]} become a {@link List}</li>
+ *     <li>YAPION maps {@code <(a):(b)>} become a {@link YapionMap}</li>
+ *     <li>YAPION values {@code (value)} become null, Boolean, Number or String</li>
+ * </ul>
+ */
+@Deprecated
+public class YapionReader {
+
+    private static final Pattern INTEGER = Pattern.compile("[-+]?\\d+");
+    private static final Pattern DECIMAL = Pattern.compile("[-+]?(\\d+\\.\\d*|\\.\\d+|\\d+)([eE][-+]?\\d+)?");
+
+    public record YapionMap(Map<Object, Object> entries) {
+    }
+
+    public static Map<String, Object> parse(String yapion) {
+        YapionReader reader = new YapionReader(yapion);
+        reader.skipWhitespace();
+        Map<String, Object> result = reader.readObject();
+        reader.skipWhitespace();
+        if (reader.index != yapion.length()) {
+            throw reader.error("Unexpected trailing content");
+        }
+        return result;
+    }
+
+    public static double getDouble(Map<?, ?> object, String key, double defaultValue) {
+        return object.get(key) instanceof Number value ? value.doubleValue() : defaultValue;
+    }
+
+    public static int getInt(Map<?, ?> object, String key, int defaultValue) {
+        return object.get(key) instanceof Number value ? value.intValue() : defaultValue;
+    }
+
+    public static boolean getBoolean(Map<?, ?> object, String key, boolean defaultValue) {
+        return object.get(key) instanceof Boolean value ? value : defaultValue;
+    }
+
+    public static String getString(Map<?, ?> object, String key, String defaultValue) {
+        return object.get(key) instanceof String value ? value : defaultValue;
+    }
+
+    /**
+     * @return the entries of the array that are YAPION objects
+     */
+    public static List<Map<?, ?>> getObjects(Map<?, ?> object, String key) {
+        List<Map<?, ?>> objects = new ArrayList<>();
+        if (object.get(key) instanceof List<?> array) {
+            array.forEach(o -> {
+                if (o instanceof Map<?, ?> map) objects.add(map);
+            });
+        }
+        return objects;
+    }
+
+    private final String input;
+    private int index = 0;
+
+    private YapionReader(String input) {
+        this.input = input;
+    }
+
+    private Object readAny() {
+        return switch (peek()) {
+            case '{' -> readObject();
+            case '[' -> readArray();
+            case '<' -> readMap();
+            case '(' -> readValue();
+            default -> throw error("Expected '{', '[', '<' or '('");
+        };
+    }
+
+    private Map<String, Object> readObject() {
+        expect('{');
+        Map<String, Object> object = new LinkedHashMap<>();
+        while (true) {
+            skipWhitespace();
+            if (peek() == '}') {
+                index++;
+                return object;
+            }
+            StringBuilder key = new StringBuilder();
+            while (true) {
+                char c = peek();
+                if (c == '(' || c == '{' || c == '[' || c == '<') break;
+                if (c == '}') throw error("Key without value");
+                key.append(readChar());
+            }
+            object.put(key.toString(), readAny());
+        }
+    }
+
+    private List<Object> readArray() {
+        expect('[');
+        List<Object> array = new ArrayList<>();
+        skipWhitespace();
+        if (peek() == ']') {
+            index++;
+            return array;
+        }
+        while (true) {
+            int start = index;
+            skipWhitespace();
+            char c = peek();
+            if (c == '{' || c == '[' || c == '<' || c == '(') {
+                array.add(readAny());
+                skipWhitespace();
+            } else {
+                // Whitespace is part of plain values
+                index = start;
+                StringBuilder value = new StringBuilder();
+                while (peek() != ',' && peek() != ']') {
+                    value.append(readChar());
+                }
+                array.add(typed(value.toString()));
+            }
+            char separator = input.charAt(index++);
+            if (separator == ']') return array;
+            if (separator != ',') throw error("Expected ',' or ']'");
+        }
+    }
+
+    private YapionMap readMap() {
+        expect('<');
+        Map<Object, Object> map = new LinkedHashMap<>();
+        while (true) {
+            skipWhitespace();
+            if (peek() == '>') {
+                index++;
+                return new YapionMap(map);
+            }
+            Object key = readAny();
+            skipWhitespace();
+            expect(':');
+            skipWhitespace();
+            map.put(key, readAny());
+        }
+    }
+
+    /**
+     * YAPION does not escape parentheses in values, balanced parentheses are part of the value.
+     * A backslash only escapes a backslash, a unicode sequence or a control character, otherwise it is kept.
+     */
+    private Object readValue() {
+        expect('(');
+        StringBuilder value = new StringBuilder();
+        int depth = 0;
+        while (true) {
+            char c = peek();
+            if (c == '\\') {
+                value.append(readValueEscape());
+                continue;
+            }
+            index++;
+            if (c == '(') {
+                depth++;
+            } else if (c == ')') {
+                if (depth == 0) break;
+                depth--;
+            }
+            value.append(c);
+        }
+        return typed(value.toString());
+    }
+
+    private String readValueEscape() {
+        index++;
+        if (index >= input.length()) return "\\";
+        char escaped = input.charAt(index);
+        switch (escaped) {
+            case '\\', '(', ')':
+                index++;
+                return String.valueOf(escaped);
+            case 'n':
+                index++;
+                return "\n";
+            case 't':
+                index++;
+                return "\t";
+            case 'r':
+                index++;
+                return "\r";
+            case 'u':
+                if (index + 5 <= input.length() && input.substring(index + 1, index + 5).matches("[0-9a-fA-F]{4}")) {
+                    char unicode = (char) Integer.parseInt(input.substring(index + 1, index + 5), 16);
+                    index += 5;
+                    return String.valueOf(unicode);
+                }
+                return "\\";
+            default:
+                return "\\";
+        }
+    }
+
+    /**
+     * Reads one character of a key or plain array value, resolving backslash escapes.
+     * A backslash that does not escape anything is kept, as the old player config
+     * collapsed escaped backslashes into a single one.
+     */
+    private char readChar() {
+        char c = input.charAt(index++);
+        if (c != '\\') return c;
+        if (index >= input.length()) throw error("Unterminated escape");
+        char escaped = input.charAt(index);
+        switch (escaped) {
+            case 'n':
+                index++;
+                return '\n';
+            case 't':
+                index++;
+                return '\t';
+            case 'r':
+                index++;
+                return '\r';
+            case 'u':
+                if (index + 5 <= input.length() && input.substring(index + 1, index + 5).matches("[0-9a-fA-F]{4}")) {
+                    char unicode = (char) Integer.parseInt(input.substring(index + 1, index + 5), 16);
+                    index += 5;
+                    return unicode;
+                }
+                return '\\';
+            case '\\', ',', ' ', '(', ')', '{', '}', '[', ']', '<', '>', '"', ':', '@':
+                index++;
+                return escaped;
+            default:
+                return '\\';
+        }
+    }
+
+    private static Object typed(String value) {
+        if (value.equals("null")) return null;
+        if (value.equals("true")) return true;
+        if (value.equals("false")) return false;
+        if (value.length() >= 2 && value.startsWith("\"") && value.endsWith("\"")) {
+            return value.substring(1, value.length() - 1);
+        }
+        try {
+            if (INTEGER.matcher(value).matches()) {
+                long l = Long.parseLong(value);
+                if (l >= Integer.MIN_VALUE && l <= Integer.MAX_VALUE) return (int) l;
+                return l;
+            }
+            if (value.length() > 1) {
+                String number = value.substring(0, value.length() - 1);
+                switch (value.charAt(value.length() - 1)) {
+                    case 'L':
+                        if (INTEGER.matcher(number).matches()) return Long.parseLong(number);
+                        break;
+                    case 'S':
+                        if (INTEGER.matcher(number).matches()) return Short.parseShort(number);
+                        break;
+                    case 'B':
+                        if (INTEGER.matcher(number).matches()) return Byte.parseByte(number);
+                        break;
+                    case 'F':
+                        if (DECIMAL.matcher(number).matches()) return Float.parseFloat(number);
+                        break;
+                    case 'D':
+                        if (DECIMAL.matcher(number).matches()) return Double.parseDouble(number);
+                        break;
+                    default:
+                        break;
+                }
+            }
+            if (DECIMAL.matcher(value).matches()) return Double.parseDouble(value);
+        } catch (NumberFormatException e) {
+            // Not a number, fall through to String
+        }
+        return value;
+    }
+
+    private void skipWhitespace() {
+        while (index < input.length() && Character.isWhitespace(input.charAt(index))) {
+            index++;
+        }
+    }
+
+    private char peek() {
+        if (index >= input.length()) throw error("Unexpected end of input");
+        return input.charAt(index);
+    }
+
+    private void expect(char c) {
+        if (peek() != c) throw error("Expected '" + c + "'");
+        index++;
+    }
+
+    private IllegalArgumentException error(String message) {
+        return new IllegalArgumentException(message + " at index " + index);
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/config/serializer/ItemStackTypeAdapter.java

@@ -0,0 +1,63 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.config.serializer;
+
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonToken;
+import com.google.gson.stream.JsonWriter;
+import org.bukkit.Bukkit;
+import org.bukkit.inventory.ItemStack;
+
+import java.io.IOException;
+import java.util.Base64;
+import java.util.logging.Level;
+
+/**
+ * Stores an {@link ItemStack} as Base64 of {@link ItemStack#serializeAsBytes()}, which
+ * contains the data version and gets upgraded on newer Minecraft versions.
+ * Empty items are stored as null, items that can't be read are deserialized as null.
+ */
+public class ItemStackTypeAdapter extends TypeAdapter<ItemStack> {
+
+    @Override
+    public void write(JsonWriter out, ItemStack itemStack) throws IOException {
+        if (itemStack == null || itemStack.isEmpty()) {
+            out.nullValue();
+            return;
+        }
+        out.value(Base64.getEncoder().encodeToString(itemStack.serializeAsBytes()));
+    }
+
+    @Override
+    public ItemStack read(JsonReader in) throws IOException {
+        if (in.peek() == JsonToken.NULL) {
+            in.nextNull();
+            return null;
+        }
+        String value = in.nextString();
+        try {
+            return ItemStack.deserializeBytes(Base64.getDecoder().decode(value));
+        } catch (Exception e) {
+            Bukkit.getLogger().log(Level.WARNING, "Could not deserialize ItemStack", e);
+            return null;
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/Config.java

@@ -1,7 +1,7 @@
 /*
  *   This file is a part of the SteamWar software.
  *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as published by
@@ -19,129 +19,77 @@
 
 package de.steamwar.bausystem.configplayer;
 
-import de.steamwar.bausystem.configplayer.serializer.ConfigurationSerializableSerializer;
-import de.steamwar.linkage.Linked;
-import de.steamwar.sql.UserConfig;
+import com.google.gson.GsonBuilder;
+import de.steamwar.bausystem.config.ConfigConverter;
+import de.steamwar.bausystem.config.ConfigStore;
+import de.steamwar.bausystem.config.VersionedConfig;
+import de.steamwar.bausystem.config.serializer.ItemStackTypeAdapter;
+import de.steamwar.bausystem.configplayer.converter.ConfigV1ToV2Converter;
+import de.steamwar.bausystem.features.hotbar.DefaultHotbar;
+import lombok.AccessLevel;
 import lombok.Getter;
-import org.bukkit.Bukkit;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerJoinEvent;
-import org.bukkit.event.player.PlayerQuitEvent;
-import yapion.hierarchy.output.StringOutput;
-import yapion.hierarchy.types.YAPIONObject;
-import yapion.parser.YAPIONParser;
-import yapion.serializing.SerializeManager;
+import lombok.Setter;
+import org.bukkit.inventory.ItemStack;
 
 import java.util.HashMap;
 import java.util.Map;
-import java.util.UUID;
-import java.util.logging.Level;
 
-@Linked
-public class Config implements Listener {
+/**
+ * The current player config. It is stored as JSON, fields missing in the
+ * stored JSON keep the default value of their initializer, so adding a new
+ * field does not need a new version.
+ * <p>
+ * When a field gets removed, renamed or its meaning changes, copy this class
+ * to ConfigV{@link #VERSION} (without the {@link #STORE}), increase {@link #VERSION},
+ * write a {@link ConfigConverter} from the copy to this class and register it in the {@link #STORE}.
+ */
+@Getter
+@Setter
+public class Config implements VersionedConfig {
 
-    static {
-        SerializeManager.add(new ConfigurationSerializableSerializer());
-    }
+    public static final int VERSION = 2;
 
-    @Getter
-    private static Config instance;
+    public static final ConfigStore<Config> STORE = new ConfigStore<>(Config.class, VERSION, Config::new)
+            .gson(new GsonBuilder().registerTypeHierarchyAdapter(ItemStack.class, new ItemStackTypeAdapter()).create())
+            .legacy(s -> s.startsWith("{@version(1)"), ConfigV1::parse)
+            .converter(new ConfigV1ToV2Converter())
+            .userConfig("bausystem");
 
-    {
-        instance = this;
-    }
-
-    private final Map<UUID, YAPIONObject> playerConfigurations = new HashMap<>();
-
-    private static final Map<Integer, ConfigConverter> CONFIG_CONVERTER_MAP = new HashMap<>();
-
-    public static void addConfigConverter(ConfigConverter configConverter) {
-        CONFIG_CONVERTER_MAP.putIfAbsent(configConverter.version(), configConverter);
-    }
-
-    @EventHandler
-    public void onPlayerJoin(PlayerJoinEvent event) {
-        get(event.getPlayer());
-    }
-
-    @EventHandler
-    public void onPlayerQuit(PlayerQuitEvent event) {
-        save(event.getPlayer());
-        playerConfigurations.remove(event.getPlayer().getUniqueId());
-    }
+    @Setter(AccessLevel.NONE)
+    protected int version = VERSION;
 
     /**
-     * Get a PlayerConfig, optionally loads it from the DataBase and migrates it if necessary.
-     *
-     * @param player the player from whom to get the config.
-     * @return the config object
+     * BauGui item id to inventory slot
      */
-    public YAPIONObject get(Player player) {
-        UUID uuid = player.getUniqueId();
-        if (!playerConfigurations.containsKey(uuid)) {
-            String s = UserConfig.getConfig(uuid, "bausystem");
-            YAPIONObject yapionObject;
-            if (s == null) {
-                yapionObject = ConfigCreator.createDefaultConfig();
-            } else {
-                yapionObject = YAPIONParser.parse(s);
-            }
-            yapionObject = update(yapionObject);
-            playerConfigurations.put(uuid, yapionObject);
-            return yapionObject;
-        }
-        return playerConfigurations.get(uuid);
-    }
-
-    public void saveAll() {
-        playerConfigurations.forEach((uuid, yapionObject) -> {
-            String string = yapionObject.toYAPION(new StringOutput()).getResult().replaceAll("\\+", "\\");
-            UserConfig.updatePlayerConfig(uuid, "bausystem", string);
-        });
-        playerConfigurations.clear();
-    }
+    protected Map<Integer, Integer> bauGui = defaultBauGui();
+    protected int bauGuiSize = 45;
 
     /**
-     * Save a PlayerConfig, this does not remove the key value mapping from the map.
-     *
-     * @param player the player to save the config.
+     * Slots 0-8 are the hotbar, slots 9-12 the armor contents
      */
-    public void save(Player player) {
-        UUID uuid = player.getUniqueId();
-        if (playerConfigurations.containsKey(uuid)) {
-            YAPIONObject yapionObject = playerConfigurations.get(uuid);
-            String string = yapionObject.toYAPION(new StringOutput()).getResult().replaceAll("\\\\+", "\\\\");
-            UserConfig.updatePlayerConfig(uuid, "bausystem", string);
-        }
-    }
+    protected ItemStack[] hotbar = DefaultHotbar.defaultHotbar();
 
-    private YAPIONObject update(YAPIONObject yapionObject) {
-        int version = yapionObject.getPlainValue("@version");
-        while (version < ConfigCreator.currentVersion) {
-            ConfigConverter configConverter = CONFIG_CONVERTER_MAP.getOrDefault(version, null);
-            if (configConverter == null) {
-                Bukkit.getLogger().log(Level.SEVERE, "No updater found for version " + version);
-                return ConfigCreator.createDefaultConfig();
-            }
-            try {
-                configConverter.update(yapionObject);
-            } catch (Exception e) {
-                Bukkit.getLogger().log(Level.SEVERE, e.getMessage(), e);
-                return ConfigCreator.createDefaultConfig();
-            }
-            int newVersion = yapionObject.getPlainValue("@version");
-            if (version == newVersion) {
-                Bukkit.getLogger().log(Level.SEVERE, "Version Tag was the same after conversion");
-                return ConfigCreator.createDefaultConfig();
-            }
-            if (newVersion < version) {
-                Bukkit.getLogger().log(Level.SEVERE, "Version Tag was earlier after conversion");
-                return ConfigCreator.createDefaultConfig();
-            }
-            version = newVersion;
-        }
-        return yapionObject;
+    protected boolean nightVision = false;
+    protected boolean tntClickDetails = true;
+    protected boolean detonatorAutostart = false;
+    protected boolean inventoryFill = false;
+    protected boolean rayVisualizer = false;
+    protected boolean smartPlace = false;
+    protected boolean blockCounter = false;
+    protected boolean depthMessage = true;
+
+    public static Map<Integer, Integer> defaultBauGui() {
+        //  0:  ? |  1:  ? |  2: 10 |  3:  3 |  4:  7 |  5: 17 |  6: 15 |  7:  ? |  8:  ?
+        //  9:  5 | 10:  ? | 11:  ? | 12:  ? | 13:  ? | 14:  ? | 15:  ? | 16:  ? | 17: 16
+        // 18:  4 | 19:  ? | 20: 19 | 21: 21 | 22:  9 | 23:  0 | 24:  1 | 25:  ? | 26: 11
+        // 27:  6 | 28:  ? | 29:  ? | 30:  ? | 31:  ? | 32:  ? | 33:  ? | 34:  ? | 35: 18
+        // 36:  ? | 37: 23 | 38: 20 | 39:  8 | 40: 22 | 41: 26 | 42: 12 | 43: 14 | 44:  ?
+        Map<Integer, Integer> bauGui = new HashMap<>();
+        bauGui.put(10, 2); bauGui.put(3, 3); bauGui.put(7, 4); bauGui.put(17, 5); bauGui.put(15, 6);
+        bauGui.put(5, 9); bauGui.put(4, 18); bauGui.put(6, 27);
+        bauGui.put(16, 17); bauGui.put(11, 26); bauGui.put(18, 35);
+        bauGui.put(19, 20); bauGui.put(21, 21); bauGui.put(9, 22); bauGui.put(0, 23); bauGui.put(1, 24);
+        bauGui.put(23, 37); bauGui.put(20, 38); bauGui.put(8, 39); bauGui.put(22, 40); bauGui.put(26, 41); bauGui.put(12, 42); bauGui.put(14, 43);
+        return bauGui;
     }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/ConfigConverter.java

@@ -1,56 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.configplayer;
-
-import yapion.hierarchy.types.YAPIONObject;
-
-/**
- * A new {@link ConfigConverter} should be written when you remove anything
- * from the Config or modify any mayor part. When you move anything from
- * any key to any other key you should write a new {@link ConfigConverter}.
- * For adding any new key you should be able to get the default without
- * having it in the Config. Anything you need to change you should also
- * change the {@link ConfigCreator} accordingly, to produce the new Config.
- */
-public interface ConfigConverter {
-
-    /**
-     * This describes the version this Converter can convert from. The version
-     * it should convert to is the version 1 above this number. But this is not
-     * a necessity. In the config Object as parameter given in {@link #update(YAPIONObject)}
-     * you should update the <b>@version</b> variable in the root object to the
-     * new version this converter produced.
-     *
-     * @return the version number
-     */
-    int version();
-
-    /**
-     * This method should update everything needed to go from a lower config
-     * version to a higher. It should update the <b>@version</b> variable
-     * accordingly. Anything else is up the implementation. If anything goes wrong
-     * do not silently exit this method, throw an Exception. The updater Code will
-     * deal with it. Never leave the inputted object in a corrupted state.
-     *
-     * @param config the config object to update
-     */
-    void update(YAPIONObject config);
-
-}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/ConfigCreator.java

@@ -1,61 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.configplayer;
-
-import de.steamwar.bausystem.features.hotbar.DefaultHotbar;
-import lombok.experimental.UtilityClass;
-import yapion.hierarchy.types.YAPIONObject;
-
-@UtilityClass
-public class ConfigCreator {
-
-    public static final int currentVersion = 1;
-
-    public YAPIONObject createDefaultConfig() {
-        YAPIONObject yapionObject = new YAPIONObject();
-        // This call should never be touched
-        yapionObject.add("@version", currentVersion);
-
-        // Any initialising goes into here
-        yapionObject.add("baugui", defaultBauGui());
-
-        // Default Hotbar Gui
-        yapionObject.add("hotbar", DefaultHotbar.defaultHotbar());
-        return yapionObject;
-    }
-
-    private YAPIONObject defaultBauGui() {
-        YAPIONObject yapionObject = new YAPIONObject();
-
-        //  0:  ? |  1:  ? |  2: 10 |  3:  3 |  4:  7 |  5: 17 |  6: 15 |  7:  ? |  8:  ?
-        //  9:  5 | 10:  ? | 11:  ? | 12:  ? | 13:  ? | 14:  ? | 15:  ? | 16:  ? | 17: 16
-        // 18:  4 | 19:  ? | 20: 19 | 21: 21 | 22:  9 | 23:  0 | 24:  1 | 25:  ? | 26: 11
-        // 27:  6 | 28:  ? | 29:  ? | 30:  ? | 31:  ? | 32:  ? | 33:  ? | 34:  ? | 35: 18
-        // 36:  ? | 37: 23 | 38: 20 | 39:  8 | 40: 22 | 41: 26 | 42: 12 | 43: 14 | 44:  ?
-
-        yapionObject.add("10", 2).add("3", 3).add("7", 4).add("17", 5).add("15", 6);
-        yapionObject.add("5", 9).add("4", 18).add("6", 27);
-        yapionObject.add("16", 17).add("11", 26).add("18", 35);
-        yapionObject.add("19", 20).add("21", 21).add("9", 22).add("0", 23).add("1", 24);
-        yapionObject.add("23", 37).add("20", 38).add("8", 39).add("22", 40).add("26", 41).add("12", 42).add("14", 43);
-        yapionObject.add("size", 45);
-        return yapionObject;
-    }
-}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/ConfigV1.java

@@ -0,0 +1,104 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.configplayer;
+
+import de.steamwar.bausystem.config.VersionedConfig;
+import de.steamwar.bausystem.config.legacy.YapionReader;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * The legacy config that was stored in the YAPION format.
+ */
+@Getter
+@Setter
+public class ConfigV1 implements VersionedConfig {
+
+    public static final int VERSION = 1;
+
+    @Setter(AccessLevel.NONE)
+    protected int version = VERSION;
+
+    /**
+     * BauGui item id to inventory slot
+     */
+    protected Map<Integer, Integer> bauGui = new HashMap<>();
+    protected int bauGuiSize = 45;
+
+    /**
+     * Minecraft version to the hotbar serialized by YAPION, read with {@link YapionReader}.
+     * Use {@link de.steamwar.bausystem.config.legacy.YapionItemDeserializer} to get the items.
+     */
+    protected Map<Integer, List<?>> hotbars = new HashMap<>();
+
+    protected boolean nightVision = false;
+    protected boolean tntClickDetails = true;
+    protected boolean detonatorAutostart = false;
+    protected boolean inventoryFill = false;
+    protected boolean rayVisualizer = false;
+    protected boolean smartPlace = false;
+    protected boolean blockCounter = false;
+    protected boolean depthMessage = true;
+
+    public static ConfigV1 parse(String yapion) {
+        Map<String, Object> object = YapionReader.parse(yapion);
+        ConfigV1 config = new ConfigV1();
+        config.version = (Integer) object.get("@version");
+
+        if (object.get("baugui") instanceof Map<?, ?> bauGui) {
+            bauGui.forEach((key, value) -> {
+                if (key.equals("size")) {
+                    config.bauGuiSize = (Integer) value;
+                } else {
+                    config.bauGui.put(Integer.parseInt((String) key), (Integer) value);
+                }
+            });
+        }
+
+        object.forEach((key, value) -> {
+            if (!(value instanceof List<?> hotbar)) return;
+            if (key.equals("hotbar")) {
+                // Hotbars were stored without version prior to 1.19
+                config.hotbars.putIfAbsent(19, hotbar);
+            } else if (key.startsWith("hotbar-")) {
+                config.hotbars.put(Integer.parseInt(key.substring("hotbar-".length())), hotbar);
+            }
+        });
+
+        config.nightVision = getBoolean(object, "nightvision", config.nightVision);
+        config.tntClickDetails = getBoolean(object, "tnt_click_details", config.tntClickDetails);
+        config.detonatorAutostart = getBoolean(object, "detonator-autostart", config.detonatorAutostart);
+        config.inventoryFill = getBoolean(object, "inventoryfill", config.inventoryFill);
+        config.rayVisualizer = getBoolean(object, "rayvisualizer", config.rayVisualizer);
+        config.smartPlace = getBoolean(object, "smartPlace", config.smartPlace);
+        config.blockCounter = getBoolean(object, "blockCounter", config.blockCounter);
+        config.depthMessage = getBoolean(object, "depth_message", config.depthMessage);
+        return config;
+    }
+
+    private static boolean getBoolean(Map<String, Object> object, String key, boolean defaultValue) {
+        return object.get(key) instanceof Boolean value ? value : defaultValue;
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/converter/ConfigV1ToV2Converter.java

@@ -0,0 +1,75 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.configplayer.converter;
+
+import de.steamwar.bausystem.config.ConfigConverter;
+import de.steamwar.bausystem.config.legacy.YapionItemDeserializer;
+import de.steamwar.bausystem.configplayer.Config;
+import de.steamwar.bausystem.configplayer.ConfigV1;
+import de.steamwar.core.Core;
+import org.bukkit.Bukkit;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.logging.Level;
+
+@Deprecated
+public class ConfigV1ToV2Converter implements ConfigConverter<ConfigV1, Config> {
+
+    @Override
+    public int version() {
+        return ConfigV1.VERSION;
+    }
+
+    @Override
+    public Config convert(ConfigV1 old) {
+        Config config = new Config();
+        config.setBauGui(new HashMap<>(old.getBauGui()));
+        config.setBauGuiSize(old.getBauGuiSize());
+
+        List<?> hotbar = old.getHotbars().get(Core.getVersion());
+        if (hotbar != null) {
+            config.setHotbar(convertHotbar(hotbar));
+        }
+
+        config.setNightVision(old.isNightVision());
+        config.setTntClickDetails(old.isTntClickDetails());
+        config.setDetonatorAutostart(old.isDetonatorAutostart());
+        config.setInventoryFill(old.isInventoryFill());
+        config.setRayVisualizer(old.isRayVisualizer());
+        config.setSmartPlace(old.isSmartPlace());
+        config.setBlockCounter(old.isBlockCounter());
+        config.setDepthMessage(old.isDepthMessage());
+        return config;
+    }
+
+    private ItemStack[] convertHotbar(List<?> hotbar) {
+        ItemStack[] items = new ItemStack[13];
+        for (int i = 0; i < Math.min(hotbar.size(), items.length); i++) {
+            try {
+                items[i] = YapionItemDeserializer.deserializeItem(hotbar.get(i));
+            } catch (Exception e) {
+                Bukkit.getLogger().log(Level.WARNING, "Could not convert hotbar item " + i, e);
+            }
+        }
+        return items;
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/configplayer/serializer/ConfigurationSerializableSerializer.java

@@ -1,90 +0,0 @@
-/*
- *   This file is a part of the SteamWar software.
- *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU Affero General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *   GNU Affero General Public License for more details.
- *
- *   You should have received a copy of the GNU Affero General Public License
- *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package de.steamwar.bausystem.configplayer.serializer;
-
-import org.bukkit.configuration.serialization.ConfigurationSerializable;
-import org.bukkit.configuration.serialization.ConfigurationSerialization;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.inventory.meta.ItemMeta;
-import yapion.hierarchy.api.groups.YAPIONAnyType;
-import yapion.hierarchy.types.YAPIONObject;
-import yapion.serializing.api.SerializerObject;
-import yapion.serializing.data.DeserializeData;
-import yapion.serializing.data.SerializeData;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map;
-
-import static yapion.utils.IdentifierUtils.TYPE_IDENTIFIER;
-
-public class ConfigurationSerializableSerializer extends SerializerObject<ConfigurationSerializable> {
-
-    @Override
-    public Class<ConfigurationSerializable> type() {
-        return ConfigurationSerializable.class;
-    }
-
-    @Override
-    public boolean isInterface() {
-        return true;
-    }
-
-    @Override
-    public YAPIONObject serialize(SerializeData<ConfigurationSerializable> serializeData) {
-        YAPIONObject yapionObject = new YAPIONObject();
-        yapionObject.add(TYPE_IDENTIFIER, serializeData.object.getClass().getTypeName());
-        if (serializeData.object instanceof ItemStack) {
-            yapionObject.add(TYPE_IDENTIFIER, ItemStack.class.getTypeName());
-        }
-        if (serializeData.object instanceof ItemMeta) {
-            yapionObject.add(TYPE_IDENTIFIER, ItemMeta.class.getTypeName());
-        }
-        Map<String, Object> serializeDataMap = serializeData.object.serialize();
-        serializeDataMap.forEach((s, o) -> {
-            YAPIONAnyType yapionAnyType = serializeData.serialize(o);
-            if (yapionAnyType instanceof YAPIONObject) {
-                YAPIONObject object = (YAPIONObject) yapionAnyType;
-                if (object.containsKey(TYPE_IDENTIFIER) && object.getPlainValue(TYPE_IDENTIFIER).equals("com.google.common.collect.RegularImmutableList")) {
-                    object.put(TYPE_IDENTIFIER, ArrayList.class.getTypeName());
-                }
-            }
-            yapionObject.add(s, yapionAnyType);
-        });
-        return yapionObject;
-    }
-
-    @Override
-    public ConfigurationSerializable deserialize(DeserializeData<YAPIONObject> deserializeData) {
-        Map<String, Object> deserializeDataMap = new HashMap<>();
-        deserializeData.object.forEach((s, yapionAnyType) -> {
-            if (s.equals(TYPE_IDENTIFIER)) {
-                if (yapionAnyType.toString().equals("(org.bukkit.inventory.meta.ItemMeta)")) {
-                    deserializeDataMap.put("==", "ItemMeta");
-                } else {
-                    deserializeDataMap.put("==", deserializeData.deserialize(yapionAnyType));
-                }
-                return;
-            }
-            deserializeDataMap.put(s, deserializeData.deserialize(yapionAnyType));
-        });
-        return ConfigurationSerialization.deserializeObject(deserializeDataMap);
-    }
-}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/attributescopy/AttributesCopyCommand.java

@@ -76,13 +76,21 @@ public class AttributesCopyCommand extends SWCommand {
         if (itemStack.getType() == Material.ZOMBIE_HEAD && block.getType() == Material.ZOMBIE_WALL_HEAD) return true;
         if (itemStack.getType() == Material.CREEPER_HEAD && block.getType() == Material.CREEPER_WALL_HEAD) return true;
         if (itemStack.getType() == Material.DRAGON_HEAD && block.getType() == Material.DRAGON_WALL_HEAD) return true;
-        if (itemStack.getType() == Material.SKELETON_SKULL && block.getType() == Material.SKELETON_WALL_SKULL) return true;
-        if (itemStack.getType() == Material.WITHER_SKELETON_SKULL && block.getType() == Material.WITHER_SKELETON_WALL_SKULL) return true;
+        if (itemStack.getType() == Material.SKELETON_SKULL && block.getType() == Material.SKELETON_WALL_SKULL) {
+            return true;
+        }
+        if (itemStack.getType() == Material.WITHER_SKELETON_SKULL && block.getType() == Material.WITHER_SKELETON_WALL_SKULL) {
+            return true;
+        }
         if (itemStack.getType() == Material.TORCH && block.getType() == Material.WALL_TORCH) return true;
         if (itemStack.getType() == Material.SOUL_TORCH && block.getType() == Material.SOUL_WALL_TORCH) return true;
-        if (itemStack.getType() == Material.REDSTONE_TORCH && block.getType() == Material.REDSTONE_WALL_TORCH) return true;
+        if (itemStack.getType() == Material.REDSTONE_TORCH && block.getType() == Material.REDSTONE_WALL_TORCH) {
+            return true;
+        }
         if (itemStack.getType() == Material.WHEAT_SEEDS && block.getType() == Material.WHEAT) return true;
-        if (itemStack.getType().name().contains("_BANNER") && block.getType().name().contains("_WALL_BANNER")) return true;
+        if (itemStack.getType().name().contains("_BANNER") && block.getType().name().contains("_WALL_BANNER")) {
+            return true;
+        }
         return false;
     }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/attributescopy/AttributesPlaceListener.java

@@ -41,7 +41,7 @@ public class AttributesPlaceListener implements Listener {
 
     @EventHandler
     public void onBlockPlace(BlockPlaceEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
         ItemStack itemStack = event.getItemInHand();
         ItemMeta itemMeta = itemStack.getItemMeta();
         if (itemMeta == null) return;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/autostart/AutostartListener.java

@@ -65,7 +65,7 @@ public class AutostartListener implements Listener {
 
     @EventHandler
     public void onPlayerInteract(PlayerInteractEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
         if (!ItemUtils.isItem(event.getItem(), "autostart")) {
             return;
         }
@@ -89,7 +89,7 @@ public class AutostartListener implements Listener {
         if (!(event.getPlayer() instanceof Player)) {
             return;
         }
-        if(!Permission.BUILD.hasPermission((Player) event.getPlayer())) return;
+        if (!Permission.BUILD.hasPermission((Player) event.getPlayer())) return;
         if (!ItemUtils.isItem(event.getPlayer().getInventory().getItemInMainHand(), "autostart")) {
             return;
         }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/backup/BackupCommand.java

@@ -104,7 +104,8 @@ public class BackupCommand extends SWCommand {
         List<String> lore = Arrays.asList(BauSystem.MESSAGE.parse("BACKUP_LORE", p));
         for (int i = 0; i < backups.size(); i++) {
             RegionBackups.Backup backup = backups.get(i);
-            SWItem swItem = new SWItem(Material.BRICK, BauSystem.MESSAGE.parse("BACKUP_ITEM_NAME", p, backup.getName()), lore, false, clickType -> {});
+            SWItem swItem = new SWItem(Material.BRICK, BauSystem.MESSAGE.parse("BACKUP_ITEM_NAME", p, backup.getName()), lore, false, clickType -> {
+            });
             swItem.getItemStack().setAmount(i + 1);
             swListEntries.add(new SWListInv.SWListEntry<>(swItem, backup));
         }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/cannon/depth/Depth.java

@@ -64,7 +64,7 @@ public class Depth {
         dimensions.setZ(Math.abs(dimensions.getZ()));
 
         RegionUtils.message(region, player -> {
-            if (Config.getInstance().get(player).getPlainValueOrDefault("depth_message", true)) {
+            if (Config.STORE.get(player).isDepthMessage()) {
                 player.spigot().sendMessage(getMessage(player, dimensions.getBlockX() + 1, dimensions.getBlockY() + 1, dimensions.getBlockZ() + 1, tntCount));
             }
         });

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/cannon/depth/DepthCommand.java

@@ -34,11 +34,11 @@ public class DepthCommand extends SWCommand {
 
     @Register
     public void toggle(Player player) {
-        if (Config.getInstance().get(player).getPlainValueOrDefault("depth_message", true)) {
-            Config.getInstance().get(player).put("depth_message", false);
+        if (Config.STORE.get(player).isDepthMessage()) {
+            Config.STORE.get(player).setDepthMessage(false);
             BauSystem.MESSAGE.send("DEPTH_COUNTER_DISABLE", player);
         } else {
-            Config.getInstance().get(player).put("depth_message", true);
+            Config.STORE.get(player).setDepthMessage(true);
             BauSystem.MESSAGE.send("DEPTH_COUNTER_ENABLE", player);
         }
     }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/countingwand/Countingwand.java

@@ -58,14 +58,14 @@ public class Countingwand {
         }
     }
 
-	public static ItemStack getWandItem(Player player) {
-		ItemStack itemStack = new SWItem(Material.STICK, BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_NAME", player), Arrays.asList(BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_LORE1", player), BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_LORE2", player)), false, null).getItemStack();
-		ItemUtils.setItem(itemStack, "countingwand");
-		ItemMeta itemMeta = itemStack.getItemMeta();
-		itemMeta.setCustomModelData(1);
-		itemStack.setItemMeta(itemMeta);
-		return itemStack;
-	}
+    public static ItemStack getWandItem(Player player) {
+        ItemStack itemStack = new SWItem(Material.STICK, BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_NAME", player), Arrays.asList(BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_LORE1", player), BauSystem.MESSAGE.parse("COUNTINGWAND_ITEM_LORE2", player)), false, null).getItemStack();
+        ItemUtils.setItem(itemStack, "countingwand");
+        ItemMeta itemMeta = itemStack.getItemMeta();
+        itemMeta.setCustomModelData(1);
+        itemStack.setItemMeta(itemMeta);
+        return itemStack;
+    }
 
     public boolean isCountingwand(ItemStack itemStack) {
         return ItemUtils.isItem(itemStack, "countingwand");

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/countingwand/CountingwandCommand.java

@@ -28,12 +28,12 @@ import org.bukkit.entity.Player;
 @Linked
 public class CountingwandCommand extends SWCommand {
 
-	public CountingwandCommand() {
-		super("countingwand", "/countingwand", "cwand", "/cwand", "zollstock", "/zollstock");
-	}
+    public CountingwandCommand() {
+        super("countingwand", "/countingwand", "cwand", "/cwand", "zollstock", "/zollstock");
+    }
 
-	@Register(description = "COUNTINGWAND_COMMAND_HELP")
-	public void genericCommand(final Player p) {
-		SWUtils.giveItemToPlayer(p, Countingwand.getWandItem(p));
-	}
+    @Register(description = "COUNTINGWAND_COMMAND_HELP")
+    public void genericCommand(final Player p) {
+        SWUtils.giveItemToPlayer(p, Countingwand.getWandItem(p));
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/countingwand/CountingwandGuiItem.java

@@ -30,24 +30,24 @@ import org.bukkit.inventory.ItemStack;
 @Linked
 public class CountingwandGuiItem extends BauGuiItem {
 
-	public CountingwandGuiItem() {
-		super(22);
-	}
+    public CountingwandGuiItem() {
+        super(22);
+    }
 
-	@Override
-	public ItemStack getItem(Player player) {
-		return Countingwand.getWandItem(player);
-	}
+    @Override
+    public ItemStack getItem(Player player) {
+        return Countingwand.getWandItem(player);
+    }
 
-	@Override
-	public boolean click(ClickType click, Player p) {
-		p.closeInventory();
-		p.performCommand("countingwand");
-		return false;
-	}
+    @Override
+    public boolean click(ClickType click, Player p) {
+        p.closeInventory();
+        p.performCommand("countingwand");
+        return false;
+    }
 
-	@Override
-	public Permission permission() {
-		return Permission.MEMBER;
-	}
+    @Override
+    public Permission permission() {
+        return Permission.MEMBER;
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/countingwand/CountingwandListener.java

@@ -35,35 +35,35 @@ import java.util.Objects;
 @Linked
 public class CountingwandListener implements Listener {
 
-	@EventHandler
-	public void onBlockBreak(final BlockBreakEvent event) {
-		if (!Countingwand.isCountingwand(event.getPlayer().getInventory().getItemInMainHand())) {
-			return;
-		}
+    @EventHandler
+    public void onBlockBreak(final BlockBreakEvent event) {
+        if (!Countingwand.isCountingwand(event.getPlayer().getInventory().getItemInMainHand())) {
+            return;
+        }
 
-		event.setCancelled(true);
-		Countingwand.checkSelection(Point.fromLocation(event.getBlock().getLocation()), true, event.getPlayer());
-	}
+        event.setCancelled(true);
+        Countingwand.checkSelection(Point.fromLocation(event.getBlock().getLocation()), true, event.getPlayer());
+    }
 
-	@EventHandler
-	public void onPlayerInteract(final PlayerInteractEvent event) {
-		if (!Countingwand.isCountingwand(event.getItem())) {
-			return;
-		}
+    @EventHandler
+    public void onPlayerInteract(final PlayerInteractEvent event) {
+        if (!Countingwand.isCountingwand(event.getItem())) {
+            return;
+        }
 
-		if (event.getAction() == Action.RIGHT_CLICK_AIR || event.getAction() == Action.LEFT_CLICK_AIR) {
-			RayTraceResult rayTraceResult = event.getPlayer().rayTraceBlocks(200, FluidCollisionMode.NEVER);
-			if (rayTraceResult == null) {
-				return;
-			}
-			Countingwand.checkSelection(Point.fromLocation(Objects.requireNonNull(rayTraceResult.getHitBlock()).getLocation()), event.getAction() == Action.LEFT_CLICK_AIR, event.getPlayer());
-			return;
-		}
-		if (event.getAction() != Action.RIGHT_CLICK_BLOCK) {
-			return;
-		}
+        if (event.getAction() == Action.RIGHT_CLICK_AIR || event.getAction() == Action.LEFT_CLICK_AIR) {
+            RayTraceResult rayTraceResult = event.getPlayer().rayTraceBlocks(200, FluidCollisionMode.NEVER);
+            if (rayTraceResult == null) {
+                return;
+            }
+            Countingwand.checkSelection(Point.fromLocation(Objects.requireNonNull(rayTraceResult.getHitBlock()).getLocation()), event.getAction() == Action.LEFT_CLICK_AIR, event.getPlayer());
+            return;
+        }
+        if (event.getAction() != Action.RIGHT_CLICK_BLOCK) {
+            return;
+        }
 
-		event.setCancelled(true);
-		Countingwand.checkSelection(Point.fromLocation(Objects.requireNonNull(event.getClickedBlock()).getLocation()), false, event.getPlayer());
-	}
+        event.setCancelled(true);
+        Countingwand.checkSelection(Point.fromLocation(Objects.requireNonNull(event.getClickedBlock()).getLocation()), false, event.getPlayer());
+    }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/design/endstone/DesignEndStone.java

@@ -21,9 +21,7 @@ package de.steamwar.bausystem.features.design.endstone;
 
 import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.region.Region;
-import de.steamwar.entity.REntity;
-import de.steamwar.entity.REntityServer;
-import de.steamwar.entity.RFallingBlockEntity;
+import de.steamwar.entity.*;
 import net.md_5.bungee.api.ChatMessageType;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
@@ -59,15 +57,15 @@ public class DesignEndStone {
                 .filter(material -> material.getBlastResistance() > region.getGameModeConfig().Schematic.MaxDesignBlastResistance)
                 .collect(Collectors.toSet());
         calculateFromBottom = region.getGameModeConfig().Arena.NoFloor;
+    }
 
-        entityServer.setCallback((player, rEntity, entityAction) -> {
-            if (entityAction != REntityServer.EntityAction.ATTACK) return;
-            Location location = new Location(WORLD, rEntity.getX(), rEntity.getY(), rEntity.getZ());
-            Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
-                location.getBlock().breakNaturally();
-                calc();
-            }, 1);
-        });
+    private void interact(Player player, RInteraction entity, REntityAction action) {
+        if (action != REntityAction.ATTACK) return;
+        Location location = new Location(WORLD, entity.getX(), entity.getY(), entity.getZ());
+        Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
+            location.getBlock().breakNaturally();
+            calc();
+        }, 1);
     }
 
     public void calc() {
@@ -110,12 +108,15 @@ public class DesignEndStone {
                         Material material = WORLD.getBlockAt(cx, cy, cz).getType();
 
                         if (material != Material.WATER && material != Material.LAVA && limited.contains(material)) {
-                            Location location = new Location(WORLD, cx + 0.5, cy, cz + 0.5);
+                            Location location = new Location(WORLD, cx, cy, cz);
                             if (!locations.add(location)) break;
-                            RFallingBlockEntity entity = new RFallingBlockEntity(entityServer, location, Material.RED_STAINED_GLASS);
-                            entity.setNoGravity(true);
+                            RBlockDisplay entity = new RBlockDisplay(entityServer, location);
+                            entity.setBlock(Material.RED_STAINED_GLASS.createBlockData());
                             entity.setGlowing(true);
                             entities.add(entity);
+                            RInteraction interaction = new RInteraction(entityServer, location);
+                            interaction.setCallback(this::interact);
+                            entities.add(interaction);
                             break;
                         } else if (!material.isAir() && material != Material.WATER && material != Material.LAVA) {
                             break;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/detonator/Detonator.java

@@ -26,8 +26,9 @@ import de.steamwar.bausystem.features.autostart.AutostartListener;
 import de.steamwar.bausystem.features.detonator.storage.DetonatorStorage;
 import de.steamwar.bausystem.features.detonator.storage.ItemStorage;
 import de.steamwar.core.SWPlayer;
+import de.steamwar.entity.RBlockDisplay;
 import de.steamwar.entity.REntityServer;
-import de.steamwar.entity.RFallingBlockEntity;
+import de.steamwar.entity.RInteraction;
 import lombok.Getter;
 import lombok.Setter;
 import lombok.experimental.UtilityClass;
@@ -58,10 +59,6 @@ public class Detonator {
         @Override
         public void onMount(SWPlayer player) {
             entities.addPlayer(player.getPlayer());
-            entities.setCallback((player1, entity, action) -> {
-                Vector vector = new Vector(entity.getX(), entity.getY(), entity.getZ());
-                DetonatorListener.addLocationToDetonator(vector.toLocation(player.getWorld()).getBlock().getLocation(), player1);
-            });
         }
 
         @Override
@@ -70,8 +67,6 @@ public class Detonator {
         }
     }
 
-    private static final Vector HALF = new Vector(0.5, 0, 0.5);
-
     public static boolean isDetonator(ItemStack itemStack) {
         return ItemStorage.isDetonator(itemStack);
     }
@@ -79,8 +74,14 @@ public class Detonator {
     public static void showDetonator(Player p, List<Location> locs) {
         DetonatorComponent detonatorComponent = SWPlayer.of(p).getComponentOrDefault(DetonatorComponent.class, DetonatorComponent::new);
         locs.forEach(location -> {
-            RFallingBlockEntity entity = new RFallingBlockEntity(detonatorComponent.entities, location.clone().add(HALF), Material.RED_STAINED_GLASS);
-            entity.setNoGravity(true);
+            RBlockDisplay blockDisplay = new RBlockDisplay(detonatorComponent.entities, location);
+            blockDisplay.setBlock(Material.RED_STAINED_GLASS.createBlockData());
+
+            RInteraction interaction = new RInteraction(detonatorComponent.entities, location);
+            interaction.setCallback((player, entity, action) -> {
+                Vector vector = new Vector(entity.getX(), entity.getY(), entity.getZ());
+                DetonatorListener.addLocationToDetonator(vector.toLocation(player.getWorld()).getBlock().getLocation(), player);
+            });
         });
     }
 
@@ -94,7 +95,7 @@ public class Detonator {
 
     public static void activateDetonator(DetonatorStorage detonator) {
         Player p = detonator.getPlayer();
-        if (Config.getInstance().get(p).getPlainValueOrDefault("detonator-autostart", false)) {
+        if (Config.STORE.get(p).isDetonatorAutostart()) {
             AutostartListener.instance.activate(p);
         }
 

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/detonator/DetonatorCommand.java

@@ -76,8 +76,8 @@ public class DetonatorCommand extends SWCommand {
 
     @Register(value = "autostart", description = "DETONATOR_HELP_AUTOSTART")
     public void toggleAutostartTimer(Player p) {
-        boolean current = Config.getInstance().get(p).getPlainValueOrDefault("detonator-autostart", false);
-        Config.getInstance().get(p).put("detonator-autostart", !current);
+        boolean current = Config.STORE.get(p).isDetonatorAutostart();
+        Config.STORE.get(p).setDetonatorAutostart(!current);
         if (!current) {
             BauSystem.MESSAGE.send("DETONATOR_AUTOSTART_ENABLE", p);
         } else {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/experimental/ExperimentalCommand.java

@@ -1,7 +1,7 @@
 /*
  *   This file is a part of the SteamWar software.
  *
- *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as published by
@@ -17,14 +17,15 @@
  *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.fightsystem.utils;
+package de.steamwar.bausystem.features.experimental;
 
-import org.bukkit.entity.Entity;
+import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 
-public class CraftbukkitWrapper20 extends CraftbukkitWrapper18 {
+@Linked
+public class ExperimentalCommand extends SWCommand {
 
-    @Override
-    public float headRotation(Entity e) {
-        return getEntity(e).cm();
+    public ExperimentalCommand() {
+        super("experimental", "experiment");
     }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/experimental/redstone_engine/RedstoneEngine.java

@@ -0,0 +1,135 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.experimental.redstone_engine;
+
+import de.steamwar.bausystem.features.experimental.ExperimentalCommand;
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.bausystem.utils.ScoreboardElement;
+import de.steamwar.command.AbstractSWCommand;
+import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
+import io.papermc.paper.configuration.WorldConfiguration;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.title.TitlePart;
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+
+import java.util.Collection;
+import java.util.List;
+
+@AbstractSWCommand.PartOf(ExperimentalCommand.class)
+@Linked
+public class RedstoneEngine extends SWCommand implements Listener, ScoreboardElement {
+
+    public RedstoneEngine() {
+        super("");
+    }
+
+    private WorldConfiguration.Misc getConfig() {
+        return ((CraftWorld) Bukkit.getWorlds().get(0)).getHandle().paperConfig().misc;
+    }
+
+    @Register("redstone")
+    @Register("redstoneengine")
+    public void setRedstoneEngine(Player player, @StaticValue("alternate_current") String __, WorldConfiguration.Misc.AlternateCurrentUpdateOrder updateOrder) {
+        WorldConfiguration.Misc misc = getConfig();
+        misc.redstoneImplementation = WorldConfiguration.Misc.RedstoneImplementation.ALTERNATE_CURRENT;
+        misc.alternateCurrentUpdateOrder = updateOrder;
+        broadcastTitle(Bukkit.getOnlinePlayers());
+    }
+
+    @Register("redstone")
+    @Register("redstoneengine")
+    public void setRedstoneEngine(Player player, WorldConfiguration.Misc.RedstoneImplementation implementation) {
+        getConfig().redstoneImplementation = implementation;
+        broadcastTitle(Bukkit.getOnlinePlayers());
+    }
+
+    @EventHandler
+    public void onPlayerJoin(PlayerJoinEvent event) {
+        WorldConfiguration.Misc misc = getConfig();
+        if (misc.redstoneImplementation != WorldConfiguration.Misc.RedstoneImplementation.EIGENCRAFT) {
+            broadcastTitle(List.of(event.getPlayer()));
+        }
+    }
+
+    private void broadcastTitle(Collection<? extends Player> players) {
+        WorldConfiguration.Misc misc = getConfig();
+        Component title = switch (misc.redstoneImplementation) {
+            case VANILLA -> Component.text("⚠").color(NamedTextColor.RED).append(Component.text(" Redstone: Vanilla ").color(NamedTextColor.WHITE)).append(Component.text("⚠").color(NamedTextColor.RED));
+            case EIGENCRAFT -> Component.text("Redstone: Eigencraft");
+            case ALTERNATE_CURRENT -> Component.text("⚠").color(NamedTextColor.RED).append(Component.text(" Redstone: AC ").color(NamedTextColor.WHITE)).append(Component.text("⚠").color(NamedTextColor.RED));
+        };
+        Component subtitle;
+        if (misc.redstoneImplementation != WorldConfiguration.Misc.RedstoneImplementation.ALTERNATE_CURRENT) {
+            subtitle = Component.text().build();
+        } else {
+            subtitle = switch (misc.alternateCurrentUpdateOrder) {
+                case VERTICAL_FIRST_INWARD -> Component.text("Y first inwards"); // Y before XZ
+                case VERTICAL_FIRST_OUTWARD -> Component.text("Y first outwards"); // XZ before Y
+                case HORIZONTAL_FIRST_INWARD -> Component.text("XZ first inwards"); // Y before XZ
+                case HORIZONTAL_FIRST_OUTWARD -> Component.text("XZ first outwards"); // XZ before Y
+            };
+        }
+        players.forEach(player -> {
+            player.sendTitlePart(TitlePart.TITLE, title);
+            player.sendTitlePart(TitlePart.SUBTITLE, subtitle);
+        });
+    }
+
+    @Override
+    public ScoreboardGroup getGroup() {
+        return ScoreboardGroup.FOOTER;
+    }
+
+    @Override
+    public int order() {
+        return Integer.MAX_VALUE;
+    }
+
+    @Override
+    public String get(Region region, Player p) {
+        WorldConfiguration.Misc misc = getConfig();
+        switch (misc.redstoneImplementation) {
+            case ALTERNATE_CURRENT:
+                switch (misc.alternateCurrentUpdateOrder) {
+                    case VERTICAL_FIRST_INWARD:
+                        return "§eRedstone§8: §cAC §8(§7Y in§8)";
+                    case VERTICAL_FIRST_OUTWARD:
+                        return "§eRedstone§8: §cAC §8(§7Y out§8)";
+                    case HORIZONTAL_FIRST_INWARD:
+                        return "§eRedstone§8: §cAC §8(§7XZ in§8)";
+                    case HORIZONTAL_FIRST_OUTWARD:
+                        return "§eRedstone§8: §cAC §8(§7XZ out§8)";
+                }
+                return "§eRedstone§8: §cAC";
+            case EIGENCRAFT:
+                return null;
+            case VANILLA:
+            default:
+                return "§eRedstone§8: §cVanilla";
+        }
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/gui/editor/BauGuiEditor.java

@@ -22,7 +22,6 @@ package de.steamwar.bausystem.features.gui.editor;
 import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.features.gui.BauGUI;
 import de.steamwar.bausystem.linkage.BauGuiItem;
-import de.steamwar.core.TrickyTrialsWrapper;
 import de.steamwar.data.CMDs;
 import de.steamwar.inventory.SWItem;
 import de.steamwar.inventory.SWListInv;
@@ -74,7 +73,7 @@ public class BauGuiEditor implements Listener {
 
         inv.setItem(mapping.getSize() + 5, new SWItem(Material.BARRIER, BauSystem.MESSAGE.parse("GUI_EDITOR_ITEM_TRASH", p), Arrays.asList(BauSystem.MESSAGE.parse("GUI_EDITOR_ITEM_TRASH_LORE", p)), false, clickType -> {
         }).getItemStack());
-        inv.setItem(mapping.getSize() + 6, new SWItem(TrickyTrialsWrapper.impl.getTurtleScute(), BauSystem.MESSAGE.parse("GUI_EDITOR_ITEM_MORE", p)).getItemStack());
+        inv.setItem(mapping.getSize() + 6, new SWItem(Material.TURTLE_SCUTE, BauSystem.MESSAGE.parse("GUI_EDITOR_ITEM_MORE", p)).getItemStack());
         inv.setItem(mapping.getSize() + 8, new SWItem(Material.ARROW, BauSystem.MESSAGE.parse("GUI_EDITOR_ITEM_CLOSE", p)).setCustomModelData(CMDs.BACK).getItemStack());
 
         p.openInventory(inv);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/gui/editor/BauGuiMapping.java

@@ -28,7 +28,6 @@ import lombok.Setter;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitTask;
-import yapion.hierarchy.types.YAPIONObject;
 
 import java.util.*;
 
@@ -52,15 +51,15 @@ public class BauGuiMapping {
     }
 
     @Getter
-    private final YAPIONObject object;
+    private final Config config;
     @Getter
     private final Player owner;
     @Getter
     @Setter
     private boolean saved;
 
-    protected BauGuiMapping(YAPIONObject object, Player p) {
-        this.object = object;
+    protected BauGuiMapping(Config config, Player p) {
+        this.config = config;
         this.owner = p;
         fromUUID.put(p.getUniqueId(), this);
         mappings.add(this);
@@ -70,19 +69,18 @@ public class BauGuiMapping {
         BauGuiMapping mapping = fromUUID.get(p.getUniqueId());
 
         if (mapping == null) {
-            YAPIONObject yapionObject = Config.getInstance().get(p);
-            mapping = new BauGuiMapping(yapionObject.getObject("baugui"), p);
+            mapping = new BauGuiMapping(Config.STORE.get(p), p);
         }
 
         return mapping;
     }
 
     public boolean isShown(int id) {
-        return object.getPlainValueOrDefault(Integer.toString(id), -1) >= 0;
+        return config.getBauGui().getOrDefault(id, -1) >= 0;
     }
 
     public int getSlot(int id) {
-        return object.getPlainValue(Integer.toString(id));
+        return config.getBauGui().get(id);
     }
 
     public Map<Integer, Integer> getMapping() {
@@ -94,7 +92,7 @@ public class BauGuiMapping {
     }
 
     public int getSize() {
-        return object.getPlainValueOrDefault("size", 45);
+        return config.getBauGuiSize();
     }
 
     public void setSize(int size) {
@@ -102,7 +100,7 @@ public class BauGuiMapping {
             return;
         }
 
-        object.add("size", size);
+        config.setBauGuiSize(size);
     }
 
     private void tick() {
@@ -111,16 +109,17 @@ public class BauGuiMapping {
 
     public void save() {
         if (saved) return;
-        YAPIONObject config = Config.getInstance().get(owner);
-        config.add("baugui", object);
-        Config.getInstance().save(owner);
+        Config current = Config.STORE.get(owner);
+        current.setBauGui(config.getBauGui());
+        current.setBauGuiSize(config.getBauGuiSize());
+        Config.STORE.save(owner);
         saved = true;
     }
 
     private Map<Integer, Integer> internalReadMap() {
         Map<Integer, Integer> map = new HashMap<>();
         for (Map.Entry<Integer, BauGuiItem> e : BauGUI.getITEMS().entrySet()) {
-            Integer value = object.getPlainValueOrDefault(e.getKey().toString(), -1);
+            Integer value = config.getBauGui().getOrDefault(e.getKey(), -1);
             if (value == -1) continue;
             map.put(e.getKey(), value);
         }
@@ -129,10 +128,10 @@ public class BauGuiMapping {
 
     private void internalWriteMap(Map<Integer, Integer> map) {
         for (Map.Entry<Integer, BauGuiItem> e : BauGUI.getITEMS().entrySet()) {
-            object.remove(e.getKey().toString());
+            config.getBauGui().remove(e.getKey());
             Integer value = map.getOrDefault(e.getKey(), -1);
             if (value == -1) continue;
-            object.add(e.getKey().toString(), value);
+            config.getBauGui().put(e.getKey(), value);
         }
     }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/hotbar/DefaultHotbar.java

@@ -20,39 +20,23 @@
 package de.steamwar.bausystem.features.hotbar;
 
 import de.steamwar.bausystem.configplayer.Config;
-import de.steamwar.core.Core;
 import lombok.experimental.UtilityClass;
+import org.bukkit.Material;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
-import yapion.hierarchy.types.YAPIONArray;
-import yapion.hierarchy.types.YAPIONObject;
-import yapion.hierarchy.types.YAPIONValue;
-import yapion.parser.YAPIONParser;
-import yapion.serializing.YAPIONDeserializer;
-import yapion.serializing.YAPIONSerializer;
+import org.bukkit.inventory.meta.ItemMeta;
 
-import java.util.HashSet;
-import java.util.Set;
+import java.util.List;
 
 @UtilityClass
 public class DefaultHotbar {
 
-    private final YAPIONArray DEFAULT_HOTBAR = YAPIONParser.parse("{[{@type(org.bukkit.inventory.ItemStack)v(2230)type(WOODEN_AXE)meta{@type(org.bukkit.inventory.meta.ItemMeta)meta-type(UNSPECIFIC)display-name(WorldEdit Wand)lore{@type(java.util.ArrayList)values[Left click: select pos #1,Right click: select pos #2]}}},{@type(org.bukkit.inventory.ItemStack)v(2230)type(COMPASS)meta{@type(org.bukkit.inventory.meta.ItemMeta)meta-type(UNSPECIFIC)display-name(Navigation Wand)lore{@type(java.util.ArrayList)values[Left click: jump to location,Right click: pass through walls]}}},null,null,null,null,null,null,{@type(org.bukkit.inventory.ItemStack)v(2230)type(NETHER_STAR)meta{@type(org.bukkit.inventory.meta.ItemMeta)meta-type(UNSPECIFIC)display-name(§eBau GUI)}},null,null,{@type(org.bukkit.inventory.ItemStack)v(3117)type(ELYTRA)},null]}").getArray("");
-
     public void updateHotbar(Player p) {
         ItemStack[] hotbar = new ItemStack[13];
         System.arraycopy(p.getInventory().getContents(), 0, hotbar, 0, 9);
         System.arraycopy(p.getInventory().getArmorContents(), 0, hotbar, 9, 4);
-        YAPIONArray yapionArray = new YAPIONArray();
-        for (ItemStack itemStack : hotbar) {
-            if (itemStack != null) {
-                yapionArray.add(YAPIONSerializer.serialize(itemStack));
-            } else {
-                yapionArray.add(new YAPIONValue<>(null));
-            }
-        }
-        Config.getInstance().get(p).add("hotbar-" + Core.getVersion(), yapionArray);
-        Config.getInstance().save(p);
+        Config.STORE.get(p).setHotbar(copy(hotbar));
+        Config.STORE.save(p);
     }
 
     public void setHotbar(Player p) {
@@ -66,28 +50,34 @@ public class DefaultHotbar {
     }
 
     public ItemStack[] getItems(Player p) {
-        Config.getInstance().get(p).remap("hotbar", "hotbar-19");
-        YAPIONArray yapionArray = Config.getInstance().get(p).getYAPIONArrayOrSetDefault("hotbar-" + Core.getVersion(), defaultHotbar());
+        return copy(Config.STORE.get(p).getHotbar());
+    }
+
+    public ItemStack[] defaultHotbar() {
         ItemStack[] hotbar = new ItemStack[13];
-        Set<Integer> invalid = new HashSet<>();
-        yapionArray.forEach((integer, yapionAnyType) -> {
-            if (yapionAnyType instanceof YAPIONValue) {
-                hotbar[integer] = null;
-            } else {
-                try {
-                    hotbar[integer] = YAPIONDeserializer.deserialize((YAPIONObject) yapionAnyType);
-                } catch (Exception e) {
-                    invalid.add(integer);
-                    hotbar[integer] = null;
-                }
-            }
-        });
-        invalid.forEach(i -> yapionArray.set(i, new YAPIONValue<>(null)));
-        if (!invalid.isEmpty()) Config.getInstance().save(p);
+        hotbar[0] = item(Material.WOODEN_AXE, "WorldEdit Wand", "Left click: select pos #1", "Right click: select pos #2");
+        hotbar[1] = item(Material.COMPASS, "Navigation Wand", "Left click: jump to location", "Right click: pass through walls");
+        hotbar[8] = item(Material.NETHER_STAR, "§eBau GUI");
+        hotbar[11] = new ItemStack(Material.ELYTRA);
         return hotbar;
     }
 
-    public YAPIONArray defaultHotbar() {
-        return DEFAULT_HOTBAR;
+    private ItemStack item(Material material, String name, String... lore) {
+        ItemStack itemStack = new ItemStack(material);
+        ItemMeta meta = itemStack.getItemMeta();
+        meta.setDisplayName(name);
+        if (lore.length > 0) {
+            meta.setLore(List.of(lore));
+        }
+        itemStack.setItemMeta(meta);
+        return itemStack;
+    }
+
+    private ItemStack[] copy(ItemStack[] hotbar) {
+        ItemStack[] copy = new ItemStack[13];
+        for (int i = 0; i < Math.min(hotbar.length, copy.length); i++) {
+            copy[i] = hotbar[i] == null ? null : hotbar[i].clone();
+        }
+        return copy;
     }
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/hotbar/HotbarListener.java

@@ -31,7 +31,7 @@ public class HotbarListener implements Listener {
 
     @EventHandler(priority = EventPriority.LOWEST)
     public void onPlayerJoin(PlayerJoinEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
         if (allNull(event.getPlayer().getInventory().getContents()) && allNull(event.getPlayer().getInventory().getArmorContents())) {
             DefaultHotbar.setHotbar(event.getPlayer());
         }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/hullhider/HullHiderCommand.java

@@ -0,0 +1,177 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.hullhider;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.features.techhider.HiddenHull;
+import de.steamwar.bausystem.features.techhider.HidingRule;
+import de.steamwar.bausystem.features.techhider.TechHiderCommand;
+import de.steamwar.bausystem.features.xray.XrayCommand;
+import de.steamwar.bausystem.region.Point;
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.command.SWCommand;
+import de.steamwar.hullhider.Hull;
+import de.steamwar.hullhider.HullHider;
+import de.steamwar.hullhider.HullRegion;
+import de.steamwar.hullhider.Viewers;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedInstance;
+import de.steamwar.linkage.LinkedTimer;
+import de.steamwar.techhider.ObfuscationConfig;
+import net.md_5.bungee.api.ChatMessageType;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * Hides the inside of the build area hull of a region from the players who toggle it, as the hull hider of a fight would.
+ */
+@Linked
+public class HullHiderCommand extends SWCommand implements Listener {
+
+    public HullHiderCommand() {
+        super("hullhider");
+    }
+
+    @Linked
+    // Only blocks are hidden, entities stay visible
+    private final HullHider<Region> hullHider = new HullHider<>(false);
+    // Read on netty threads by the BauTechHider
+    private final Map<Region, HiddenHull> hulls = new ConcurrentHashMap<>();
+    private final Map<Region, HidingRule> hidingRules = new ConcurrentHashMap<>();
+    private final Map<Region, Set<Player>> hidden = new ConcurrentHashMap<>();
+
+    @LinkedInstance
+    public TechHiderCommand techHiderCommand;
+
+    @LinkedInstance
+    public XrayCommand xrayCommand;
+
+    @Register(description = "HULLHIDER_HELP")
+    public void toggleHider(@Validator Player player) {
+        Region region = Region.getRegion(player.getLocation());
+        if (region.getType().isGlobal()) {
+            BauSystem.MESSAGE.send("HULLHIDER_GLOBAL", player);
+            return;
+        }
+        if (!region.getGameModeConfig().Techhider.Active) {
+            return;
+        }
+
+        techHiderCommand.disable(region, player);
+        xrayCommand.disable(region, player);
+        if (hidden.getOrDefault(region, Collections.emptySet()).contains(player)) {
+            disable(region, player);
+            BauSystem.MESSAGE.sendPrefixless("HULLHIDER_OFF", player, ChatMessageType.ACTION_BAR);
+        } else {
+            enable(region, player);
+            BauSystem.MESSAGE.sendPrefixless("HULLHIDER_ON", player, ChatMessageType.ACTION_BAR);
+        }
+    }
+
+    private void enable(Region region, Player player) {
+        if (!hulls.containsKey(region)) {
+            Point min = region.getBuildArea().getMinPoint(true);
+            Point max = region.getBuildArea().getMaxPoint(true);
+            HullRegion hullRegion = HullRegion.fromInclusive(min.getX(), min.getY(), min.getZ(), max.getX(), max.getY(), max.getZ());
+
+            // The techhider of the gamemode is applied as well, its hidden blocks occlude as they are replaced by the obfuscation block
+            ObfuscationConfig obfuscation = ObfuscationConfig.of(region.getGameModeConfig().Techhider);
+            Hull hull = new Hull(BauSystem.getInstance(), world(), hullRegion, false, obfuscation, new Viewers.VisibleByDefault());
+            hullHider.addHull(region, hull);
+            hulls.put(region, new HiddenHull(hull, obfuscation.getObfuscationState()));
+            hidingRules.put(region, HidingRule.of(region.getBuildArea(), obfuscation));
+        }
+
+        hidden.computeIfAbsent(region, rg -> ConcurrentHashMap.newKeySet()).add(player);
+        // Added players see the hull blocks of a hull visible by default
+        hullHider.addViewer(player, region);
+        // Block changes by WorldEdit or Axiom do not update the hull, so it is rebuilt every time somebody enables it.
+        // This also resends the chunks to the player.
+        hullHider.initialize(region);
+    }
+
+    /**
+     * Stops hiding the hull of the region from the player, removing the hull if nobody uses it anymore.
+     */
+    public void disable(Region region, Player player) {
+        Set<Player> players = hidden.get(region);
+        if (players == null || !players.remove(player)) return;
+
+        if (players.isEmpty()) {
+            hidden.remove(region);
+            hulls.remove(region);
+            hidingRules.remove(region);
+            hullHider.removeHull(region);
+        } else {
+            hullHider.removeViewer(player, region);
+            hullHider.resendChunks(player, region);
+        }
+    }
+
+    public void addHidingRules(Player player, List<HidingRule> rules) {
+        hidden.forEach((region, players) -> {
+            HidingRule rule = hidingRules.get(region);
+            if (rule != null && players.contains(player)) {
+                rules.add(rule);
+            }
+        });
+    }
+
+    public void addHiddenHulls(Player player, List<HiddenHull> hiddenHulls) {
+        hidden.forEach((region, players) -> {
+            HiddenHull hiddenHull = hulls.get(region);
+            if (hiddenHull != null && players.contains(player)) {
+                hiddenHulls.add(hiddenHull);
+            }
+        });
+    }
+
+    @LinkedTimer(delay = 1, period = 1)
+    private void onTick() {
+        if (hidden.isEmpty()) return;
+
+        hullHider.sendUncoveredBlocks();
+    }
+
+    private World world() {
+        return Bukkit.getWorlds().get(0);
+    }
+
+    @EventHandler
+    public void onPlayerQuit(PlayerQuitEvent event) {
+        for (Region region : hidden.keySet()) {
+            disable(region, event.getPlayer());
+        }
+    }
+
+    public boolean isActive(Region region, Player player) {
+        return hidden.getOrDefault(region, Collections.emptySet()).contains(player);
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/inventoryfiller/InventoryFillBauGuiItem.java

@@ -49,8 +49,9 @@ public class InventoryFillBauGuiItem extends BauGuiItem {
 
     @Override
     public ItemStack getItem(Player player) {
-        String loreKey = Config.getInstance().get(player).getPlainValueOrDefault("inventoryfill", false) ? "OTHER_ITEMS_INVENTORY_FILL_LORE_ACTIVE" : "OTHER_ITEMS_INVENTORY_FILL_LORE_INACTIVE";
-        return new SWItem(Material.HOPPER, BauSystem.MESSAGE.parse("OTHER_ITEMS_INVENTORY_FILL_NAME", player), Collections.singletonList(BauSystem.MESSAGE.parse(loreKey, player)), false, clickType -> {}).getItemStack();
+        String loreKey = Config.STORE.get(player).isInventoryFill() ? "OTHER_ITEMS_INVENTORY_FILL_LORE_ACTIVE" : "OTHER_ITEMS_INVENTORY_FILL_LORE_INACTIVE";
+        return new SWItem(Material.HOPPER, BauSystem.MESSAGE.parse("OTHER_ITEMS_INVENTORY_FILL_NAME", player), Collections.singletonList(BauSystem.MESSAGE.parse(loreKey, player)), false, clickType -> {
+        }).getItemStack();
     }
 
     @Override

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/inventoryfiller/InventoryFiller.java

@@ -39,8 +39,8 @@ public class InventoryFiller implements Listener {
 
     @EventHandler
     public void onPlayerDropItem(PlayerDropItemEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
-        if (!Config.getInstance().get(event.getPlayer()).getPlainValueOrDefault("inventoryfill", false)) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Config.STORE.get(event.getPlayer()).isInventoryFill()) return;
         if (!event.getPlayer().isSneaking()) return;
         Block block = event.getPlayer().getTargetBlockExact(5);
         if (block == null) return;
@@ -61,8 +61,8 @@ public class InventoryFiller implements Listener {
      */
     @EventHandler
     public void onPlayerItemHeld(PlayerItemHeldEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
-        if (!Config.getInstance().get(event.getPlayer()).getPlainValueOrDefault("inventoryfill", false)) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Config.STORE.get(event.getPlayer()).isInventoryFill()) return;
         if (!event.getPlayer().isSneaking()) return;
         ItemStack itemStack = event.getPlayer().getInventory().getItemInMainHand();
         if (itemStack.getType() == Material.AIR) return;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/inventoryfiller/InventoryFillerCommand.java

@@ -68,8 +68,8 @@ public class InventoryFillerCommand extends SWCommand {
 
     @Register(description = {"INVENTORY_FILL_HELP", "INVENTORY_FILL_INFO"})
     public void toggle(Player player) {
-        boolean inventoryFill = Config.getInstance().get(player).getPlainValueOrDefault("inventoryfill", false);
-        Config.getInstance().get(player).put("inventoryfill", !inventoryFill);
+        boolean inventoryFill = Config.STORE.get(player).isInventoryFill();
+        Config.STORE.get(player).setInventoryFill(!inventoryFill);
         if (!inventoryFill) {
             SWUtils.sendToActionbar(player, BauSystem.MESSAGE.parse("INVENTORY_FILL_ENABLE", player));
             BauSystem.MESSAGE.send("INVENTORY_FILL_INFO", player);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/killchecker/KillcheckerVisualizer.java

@@ -24,9 +24,9 @@ import de.steamwar.bausystem.region.Point;
 import de.steamwar.bausystem.region.Region;
 import de.steamwar.bausystem.utils.bossbar.BauSystemBossbar;
 import de.steamwar.bausystem.utils.bossbar.BossBarService;
+import de.steamwar.entity.RBlockDisplay;
 import de.steamwar.entity.REntity;
 import de.steamwar.entity.REntityServer;
-import de.steamwar.entity.RFallingBlockEntity;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.World;
@@ -58,9 +58,9 @@ public class KillcheckerVisualizer {
             Material.BLACK_CONCRETE,
     };
     private static final World WORLD = Bukkit.getWorlds().get(0);
-    
+
     private static final double SURROUND = 4.5;
-    
+
     private final Point minPoint;
     private final Point maxPoint;
 
@@ -104,7 +104,9 @@ public class KillcheckerVisualizer {
                     Block block = WORLD.getBlockAt(x, y, z);
                     if (block.getType().isAir()) continue;
                     String name = block.getType().name();
-                    if (!name.endsWith("_WOOL") && !name.endsWith("_STAINED_GLASS") && !name.endsWith("_CONCRETE") && !name.endsWith("_TERRACOTTA")) continue;
+                    if (!name.endsWith("_WOOL") && !name.endsWith("_STAINED_GLASS") && !name.endsWith("_CONCRETE") && !name.endsWith("_TERRACOTTA")) {
+                        continue;
+                    }
                     if (name.equals("_GLAZED_TERRACOTTA")) continue;
                     Cuboid cuboid = create(block.getType(), x, y, z);
                     cuboids.add(cuboid);
@@ -283,11 +285,13 @@ public class KillcheckerVisualizer {
         }
         kill.forEach((point, count) -> {
             if (rEntities.containsKey(point)) {
-                if (killCount.get(point) == count && outlinePoints.contains(point) == outlinePointsCacheLast.contains(point)) return;
+                if (killCount.get(point) == count && outlinePoints.contains(point) == outlinePointsCacheLast.contains(point)) {
+                    return;
+                }
                 rEntities.get(point).die();
             }
-            RFallingBlockEntity entity = new RFallingBlockEntity(outlinePoints.contains(point) ? outline : inner, point.toLocation(WORLD, 0.5, 0, 0.5), MATERIALS[Math.min(count - 1, MATERIALS.length) - 1]);
-            entity.setNoGravity(true);
+            RBlockDisplay entity = new RBlockDisplay(outlinePoints.contains(point) ? outline : inner, point.toLocation(WORLD, 0, 0, 0));
+            entity.setBlock(MATERIALS[Math.min(count - 1, MATERIALS.length) - 1].createBlockData());
             rEntities.put(point, entity);
             if (outlinePoints.contains(point)) outlinePointsCache.add(point);
             killCount.put(point, count);
@@ -325,7 +329,7 @@ public class KillcheckerVisualizer {
             if (point.getX() < minPoint.getX() || point.getX() > maxPoint.getX()) continue;
             if (point.getY() < minPoint.getY() || point.getY() > maxPoint.getY()) continue;
             if (point.getZ() < minPoint.getZ() || point.getZ() > maxPoint.getZ()) continue;
-            
+
             if (WORLD.getBlockAt(point.getX() + 1, point.getY(), point.getZ()).getType() == type) {
                 points.add(new Point(point.getX() + 1, point.getY(), point.getZ()));
             }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/Loader.java

@@ -36,9 +36,11 @@ import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
+import org.bukkit.event.HandlerList;
 import org.bukkit.event.Listener;
 import org.bukkit.event.inventory.ClickType;
 import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.scheduler.BukkitTask;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -63,15 +65,16 @@ public class Loader implements Listener, SWPlayer.Component {
     private List<LoaderElement> elements = new ArrayList<>();
     private int currentElement = 0;
     private long waitTime = 0;
+    private final BukkitTask task;
 
     public Loader(Player p) {
         this.p = p;
         this.recorder = new LoaderRecorder(p, elements);
         Bukkit.getPluginManager().registerEvents(this, BauSystem.getInstance());
 
-        BauSystem.runTaskTimer(BauSystem.getInstance(), () -> {
+        task = BauSystem.runTaskTimer(BauSystem.getInstance(), () -> {
             if (stage != Stage.RUNNING && stage != Stage.SINGLE) return;
-            if(!Permission.BUILD.hasPermission(p)) return;
+            if (!Permission.BUILD.hasPermission(p)) return;
             if (waitTime > 0) {
                 waitTime--;
                 return;
@@ -136,13 +139,27 @@ public class Loader implements Listener, SWPlayer.Component {
     }
 
     public void stop() {
+        end();
+        if (getLoader(p) == this) {
+            SWPlayer.of(p).removeComponent(Loader.class);
+        }
+    }
+
+    // Also called when the loader is replaced by a new one
+    @Override
+    public void onUnmount(SWPlayer player) {
+        end();
+    }
+
+    private void end() {
         stage = Stage.END;
         if (recorder != null) {
             recorder.stop();
             recorder = null;
         }
         elements.clear();
-        SWPlayer.of(p).removeComponent(Loader.class);
+        task.cancel();
+        HandlerList.unregisterAll(this);
     }
 
     public boolean setTicksBetweenShots(int delay) {
@@ -213,7 +230,8 @@ public class Loader implements Listener, SWPlayer.Component {
         };
         updateRunnable.run();
 
-        SWListInv<LoaderElement> swListInv = new SWListInv<>(p, BauSystem.MESSAGE.parse("LOADER_GUI_TITLE", p), false, list, (clickType, loaderElement) -> {});
+        SWListInv<LoaderElement> swListInv = new SWListInv<>(p, BauSystem.MESSAGE.parse("LOADER_GUI_TITLE", p), false, list, (clickType, loaderElement) -> {
+        });
         swListInv.setCallback((clickType, entry) -> entry.click(p, () -> {
             updateRunnable.run();
             swListInv.open();
@@ -363,7 +381,9 @@ public class Loader implements Listener, SWPlayer.Component {
         public static int LENGTH = SettingsSorting.values().length;
 
         public abstract Material getMaterial();
+
         public abstract String getName();
+
         public abstract boolean shouldShow(LoaderElement previous, LoaderElement current, LoaderElement next);
     }
 

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/LoaderScoreboardElement.java

@@ -41,7 +41,7 @@ public class LoaderScoreboardElement implements ScoreboardElement {
 
     @Override
     public String get(Region region, Player p) {
-        if(!Permission.BUILD.hasPermission(p)) return null;
+        if (!Permission.BUILD.hasPermission(p)) return null;
         Loader loader = Loader.getLoader(p);
         if (loader == null) return null;
         if (loader.getStage() == Loader.Stage.RUNNING) {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/elements/LoaderElement.java

@@ -26,6 +26,8 @@ import java.util.function.Consumer;
 
 public interface LoaderElement {
     SWItem menu(Player player);
+
     void execute(Consumer<Long> delay);
+
     void click(Player player, Runnable backAction);
 }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/elements/LoaderInteractionElement.java

@@ -95,7 +95,8 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
         };
         updateRunnable.run();
 
-        SWListInv<Integer> listInv = new SWListInv<>(player, "Interaction Settings", false, entries, (clickType, entry) -> {});
+        SWListInv<Integer> listInv = new SWListInv<>(player, "Interaction Settings", false, entries, (clickType, entry) -> {
+        });
         listInv.setCallback((clickType, entry) -> {
             openIndividualSettingsMenu(player, entry, () -> {
                 updateRunnable.run();
@@ -150,7 +151,10 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
         }
 
         SWInventory swInventory = new SWInventory(player, guiSize, BauSystem.MESSAGE.parse("LOADER_GUI_SETTINGS_TITLE", player));
-        for (int i = guiSize - 9; i < guiSize; i++) swInventory.setItem(i, new SWItem(Material.GRAY_STAINED_GLASS_PANE, "§7", clickType -> {}));
+        for (int i = guiSize - 9; i < guiSize; i++) {
+            swInventory.setItem(i, new SWItem(Material.GRAY_STAINED_GLASS_PANE, "§7", clickType -> {
+            }));
+        }
         swInventory.setItem(guiSize - 9, new SWItem(Material.ARROW, BauSystem.MESSAGE.parse("LOADER_GUI_SETTINGS_BACK", player)).setCustomModelData(CMDs.BACK).getItemStack(), clickType -> back.run());
         swInventory.setItem(guiSize - 5, new SWItem(Material.WOODEN_AXE, BauSystem.MESSAGE.parse("LOADER_GUI_SETTINGS_COPY", player)).getItemStack(), clickType -> {
             SWAnvilInv swAnvilInv = new SWAnvilInv(player, BauSystem.MESSAGE.parse("LOADER_GUI_COPY_TITLE", player), "1");
@@ -197,7 +201,8 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
             for (int power = 0; power < 16; power++) {
                 int finalPowerPosition = power;
                 if (power >= 9) finalPowerPosition++;
-                SWItem powerItem = new SWItem(Material.REDSTONE, BauSystem.MESSAGE.parse("LOADER_SETTING_POWER", player, power), Arrays.asList(), false, clickType -> {});
+                SWItem powerItem = new SWItem(Material.REDSTONE, BauSystem.MESSAGE.parse("LOADER_SETTING_POWER", player, power), Arrays.asList(), false, clickType -> {
+                });
                 powerItem.getItemStack().setAmount(Math.max(power, 1));
                 if (extraPower.get(index) == power) powerItem.setEnchanted(true);
 
@@ -210,7 +215,8 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
         }
 
         if (currentElement.hasTicks(this)) {
-            swInventory.setItem(ticksStart + 3, new SWItem(SWItem.getDye(1), BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE_SHIFT", player)), false, clickType -> {}).getItemStack(), clickType -> {
+            swInventory.setItem(ticksStart + 3, new SWItem(Material.RED_DYE, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE_SHIFT", player)), false, clickType -> {
+            }).getItemStack(), clickType -> {
                 long ticks = extraTicks.get(index);
                 ticks -= clickType.isShiftClick() ? 5 : 1;
                 if (ticks < 1) ticks = 1;
@@ -218,7 +224,8 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
                 openIndividualSettingsMenu(player, index, back, delete);
             });
 
-            SWItem ticksItem = new SWItem(Material.CLOCK, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS", player, extraTicks.get(index)), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_GUI_CLICK_TO_EDIT", player)), false, clickType -> {});
+            SWItem ticksItem = new SWItem(Material.CLOCK, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS", player, extraTicks.get(index)), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_GUI_CLICK_TO_EDIT", player)), false, clickType -> {
+            });
             ticksItem.getItemStack().setAmount((int) Math.min(extraTicks.get(index), 64));
             swInventory.setItem(ticksStart + 4, ticksItem.getItemStack(), clickType -> {
                 SWAnvilInv swAnvilInv = new SWAnvilInv(player, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_NAME", player), extraTicks.get(index) + "");
@@ -234,7 +241,8 @@ public abstract class LoaderInteractionElement<T extends Enum<T> & LoaderSetting
                 swAnvilInv.open();
             });
 
-            swInventory.setItem(ticksStart + 5, new SWItem(SWItem.getDye(10), BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE_SHIFT", player)), false, clickType -> {}).getItemStack(), clickType -> {
+            swInventory.setItem(ticksStart + 5, new SWItem(Material.LIME_DYE, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE_SHIFT", player)), false, clickType -> {
+            }).getItemStack(), clickType -> {
                 long ticks = extraTicks.get(index);
                 ticks += clickType.isShiftClick() ? 5 : 1;
                 extraTicks.set(index, ticks);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/elements/LoaderSettingsEnum.java

@@ -28,10 +28,13 @@ import java.util.function.Consumer;
 
 public interface LoaderSettingsEnum<T, P extends LoaderInteractionElement<E>, E extends Enum<E> & LoaderSettingsEnum<T, P, E>> {
     int getPos();
+
     SWItem menu(Player player, P parent, int power, long ticks);
+
     default boolean hasPower(P parent) {
         return false;
     }
+
     default boolean hasTicks(P parent) {
         return false;
     }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loader/elements/impl/LoaderWait.java

@@ -63,7 +63,8 @@ public class LoaderWait implements LoaderElement {
         for (int i = 9; i < 18; i++) swInventory.setItem(i, new SWItem(Material.GRAY_STAINED_GLASS_PANE, "§7"));
         swInventory.setItem(9, new SWItem(Material.ARROW, BauSystem.MESSAGE.parse("LOADER_GUI_WAIT_BACK", player)).setCustomModelData(CMDs.BACK).getItemStack(), clickType -> backAction.run());
 
-        swInventory.setItem(3, new SWItem(SWItem.getDye(1), BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE_SHIFT", player)), false, clickType -> {}).getItemStack(), clickType -> {
+        swInventory.setItem(3, new SWItem(Material.RED_DYE, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_REMOVE_ONE_SHIFT", player)), false, clickType -> {
+        }).getItemStack(), clickType -> {
             delay -= clickType.isShiftClick() ? 5 : 1;
             if (delay < 0) delay = 0;
             swInventory.setItem(4, menu(player));
@@ -80,7 +81,8 @@ public class LoaderWait implements LoaderElement {
             });
             swAnvilInv.open();
         });
-        swInventory.setItem(5, new SWItem(SWItem.getDye(10), BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE_SHIFT", player)), false, clickType -> {}).getItemStack(), clickType -> {
+        swInventory.setItem(5, new SWItem(Material.LIME_DYE, BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE", player), Arrays.asList(BauSystem.MESSAGE.parse("LOADER_SETTING_TICKS_ADD_ONE_SHIFT", player)), false, clickType -> {
+        }).getItemStack(), clickType -> {
             delay += clickType.isShiftClick() ? 5 : 1;
             swInventory.setItem(4, menu(player));
         });

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loadtimer/Loadtimer.java

@@ -146,8 +146,7 @@ public class Loadtimer implements Listener {
         if ((stage == Stage.COUNTING || stage == Stage.ACTIVATED)) {
             stage = Stage.IGNITION;
             ignite = TPSUtils.currentRealTick.get();
-            if (activate == -1)
-                activate = TPSUtils.currentRealTick.get();
+            if (activate == -1) activate = TPSUtils.currentRealTick.get();
             if (finishOnActive) {
                 stage = Stage.END;
                 print();
@@ -184,8 +183,7 @@ public class Loadtimer implements Listener {
 
         long ignTime = ignite - activate;
         long explTime = explode - ignTime - activate;
-        if (explTime < 0)
-            explTime = loadTime;
+        if (explTime < 0) explTime = loadTime;
 
         int finalAllTnt = allTnt;
         long finalExplTime = explTime;

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loadtimer/LoadtimerCommand.java

@@ -40,16 +40,18 @@ public class LoadtimerCommand extends SWCommand {
     public void start(@Validator Player p, TimerMode mode) {
         Region r = Region.getRegion(p.getLocation());
         if (r.getType().isGlobal()) return;
-        if (!Loadtimer.hasTimer(r))
+        if (!Loadtimer.hasTimer(r)) {
             Loadtimer.createLoadtimer(r, mode == TimerMode.HALF);
+        }
     }
 
     @Register(value = "stop", description = "LOADTIMER_HELP_STOP")
     public void stop(@Validator Player p) {
         Region r = Region.getRegion(p.getLocation());
         if (r.getType().isGlobal()) return;
-        if (Loadtimer.hasTimer(r))
+        if (Loadtimer.hasTimer(r)) {
             Loadtimer.getTimer(r).delete();
+        }
     }
 
     public enum TimerMode {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loadtimer/LoadtimerGuiItem.java

@@ -46,8 +46,9 @@ public class LoadtimerGuiItem extends BauGuiItem {
     @Override
     public ItemStack getItem(Player player) {
         Region r = Region.getRegion(player.getLocation());
-        if (r.getType().isGlobal())
+        if (r.getType().isGlobal()) {
             return new SWItem(Material.BOWL, BauSystem.MESSAGE.parse("LOADTIMER_GUI_GLOBAL", player)).getItemStack();
+        }
         if (Loadtimer.hasTimer(r)) {
             return new SWItem(Material.BOW, BauSystem.MESSAGE.parse("LOADTIMER_GUI_STOP", player)).getItemStack();
         } else {

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/loadtimer/LoadtimerListener.java

@@ -20,9 +20,9 @@
 package de.steamwar.bausystem.features.loadtimer;
 
 import de.steamwar.bausystem.region.Region;
-import de.steamwar.core.TrickyTrialsWrapper;
 import de.steamwar.linkage.Linked;
 import org.bukkit.Material;
+import org.bukkit.entity.EntityType;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.BlockPlaceEvent;
@@ -57,7 +57,7 @@ public class LoadtimerListener implements Listener {
 
     @EventHandler
     public void onEntitySpawn(EntitySpawnEvent event) {
-        if (!getTimers().isEmpty() && event.getEntityType() == TrickyTrialsWrapper.impl.getTntEntityType()) {
+        if (!getTimers().isEmpty() && event.getEntityType() == EntityType.TNT) {
             Region r = Region.getRegion(event.getLocation());
             if (hasTimer(r)) {
                 getTimer(r).onTntSpawn();
@@ -67,7 +67,7 @@ public class LoadtimerListener implements Listener {
 
     @EventHandler
     public void onEntityExplode(EntityExplodeEvent event) {
-        if (!getTimers().isEmpty() && event.getEntityType() == TrickyTrialsWrapper.impl.getTntEntityType()) {
+        if (!getTimers().isEmpty() && event.getEntityType() == EntityType.TNT) {
             Region r = Region.getRegion(event.getLocation());
             if (hasTimer(r)) {
                 getTimer(r).onTntExplode(event);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/observer/ObserverTracer.java

@@ -19,7 +19,6 @@
 
 package de.steamwar.bausystem.features.observer;
 
-import de.steamwar.Reflection;
 import de.steamwar.bausystem.region.Point;
 import de.steamwar.core.SWPlayer;
 import org.bukkit.Location;
@@ -29,8 +28,9 @@ import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.data.Bisected;
 import org.bukkit.block.data.BlockData;
-import org.bukkit.block.data.type.Observer;
 import org.bukkit.block.data.type.*;
+import org.bukkit.block.data.type.Observer;
+import org.bukkit.craftbukkit.block.impl.CraftPoweredRail;
 import org.bukkit.entity.Player;
 
 import java.util.*;
@@ -171,7 +171,6 @@ public class ObserverTracer implements SWPlayer.Component {
         }
     }
 
-    private static final Class<?> craftPoweredRail = Reflection.getClass("org.bukkit.craftbukkit.block.impl.CraftPoweredRail");
     private boolean checkAllowed(Block block, BlockData blockData) {
         if (checkMaterial(block)) return true;
         if (block.getType() == Material.BELL) {
@@ -180,7 +179,7 @@ public class ObserverTracer implements SWPlayer.Component {
 
         return blockData instanceof Door
                 || blockData instanceof Gate
-                || craftPoweredRail.isInstance(blockData)
+                || blockData instanceof CraftPoweredRail
                 || blockData instanceof TrapDoor
                 || blockData instanceof GlassPane;
     }

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/observer/ObserverTracerListener.java

@@ -24,6 +24,7 @@ import de.steamwar.bausystem.Permission;
 import de.steamwar.bausystem.utils.BauMemberUpdateEvent;
 import de.steamwar.core.SWPlayer;
 import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedTimer;
 import org.bukkit.Bukkit;
 import org.bukkit.GameMode;
 import org.bukkit.Material;
@@ -43,18 +44,17 @@ public class ObserverTracerListener implements Listener {
 
     static Set<Player> enabled = new HashSet<>();
 
-    public ObserverTracerListener() {
-        Bukkit.getScheduler().runTaskTimer(BauSystem.getInstance(), () -> {
-            SWPlayer.allWithSingleComponent(ObserverTracer.class).forEach(pair -> {
-                if (pair.getPlayer().getGameMode() != GameMode.SPECTATOR) return;
-                pair.getComponent().show();
-            });
-        }, 15L, 15L);
+    @LinkedTimer(delay = 15, period = 15)
+    private void showTracers() {
+        SWPlayer.allWithSingleComponent(ObserverTracer.class).forEach(pair -> {
+            if (pair.getSwPlayer().getPlayer().getGameMode() != GameMode.SPECTATOR) return;
+            pair.getComponent().show();
+        });
     }
 
     @EventHandler
     public void onPlayerInteract(PlayerInteractEvent event) {
-        if(!Permission.BUILD.hasPermission(event.getPlayer())) return;
+        if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
         if (!enabled.contains(event.getPlayer())) return;
         if (event.getClickedBlock() == null) return;
         ObserverTracer observerTracer = SWPlayer.of(event.getPlayer()).getComponent(ObserverTracer.class).orElse(null);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/rayvisualizer/RayVisualizerCommand.java

@@ -28,7 +28,7 @@ import de.steamwar.command.SWCommand;
 import de.steamwar.entity.CRay;
 import de.steamwar.entity.REntityServer;
 import de.steamwar.linkage.Linked;
-import de.steamwar.linkage.MinVersion;
+import de.steamwar.linkage.LinkedTimer;
 import org.bukkit.*;
 import org.bukkit.block.data.BlockData;
 import org.bukkit.entity.Player;
@@ -42,7 +42,6 @@ import org.bukkit.util.RayTraceResult;
 import java.util.List;
 
 @Linked
-@MinVersion(20)
 public class RayVisualizerCommand extends SWCommand implements Listener {
 
     private BlockData VISIBLE = Material.LIME_CONCRETE.createBlockData();
@@ -63,9 +62,9 @@ public class RayVisualizerCommand extends SWCommand implements Listener {
         }
 
         private boolean locEquals(Location loc1, Location loc2) {
-            if ((long)(loc1.getX() * 1000) != (long)(loc2.getX() * 1000)) return false;
-            if ((long)(loc1.getY() * 1000) != (long)(loc2.getY() * 1000)) return false;
-            if ((long)(loc1.getZ() * 1000) != (long)(loc2.getZ() * 1000)) return false;
+            if ((long) (loc1.getX() * 1000) != (long) (loc2.getX() * 1000)) return false;
+            if ((long) (loc1.getY() * 1000) != (long) (loc2.getY() * 1000)) return false;
+            if ((long) (loc1.getZ() * 1000) != (long) (loc2.getZ() * 1000)) return false;
             return true;
         }
 
@@ -106,15 +105,16 @@ public class RayVisualizerCommand extends SWCommand implements Listener {
 
     public RayVisualizerCommand() {
         super("rayvisualizer");
+    }
 
-        Bukkit.getScheduler().runTaskTimer(BauSystem.getInstance(), () -> {
-            if (server.getPlayers().isEmpty()) return;
-            List<TNTPrimed> primedList = WORLD.getEntitiesByClass(TNTPrimed.class)
-                    .stream().toList();
-            rayData.reset();
-            if (primedList.isEmpty()) return;
-            calculateRays(primedList, primedList);
-        }, 1, 1);
+    @LinkedTimer(delay = 1, period = 1)
+    private void updateRays() {
+        if (server.getPlayers().isEmpty()) return;
+        List<TNTPrimed> primedList = WORLD.getEntitiesByClass(TNTPrimed.class)
+                .stream().toList();
+        rayData.reset();
+        if (primedList.isEmpty()) return;
+        calculateRays(primedList, primedList);
     }
 
     private void calculateRays(List<TNTPrimed> fromTNTs, List<TNTPrimed> toTNTs) {
@@ -169,7 +169,7 @@ public class RayVisualizerCommand extends SWCommand implements Listener {
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
         if (!Permission.BUILD.hasPermission(event.getPlayer())) return;
-        boolean rayvisualizer = Config.getInstance().get(event.getPlayer()).getPlainValueOrDefault("rayvisualizer", false);
+        boolean rayvisualizer = Config.STORE.get(event.getPlayer()).isRayVisualizer();
         if (rayvisualizer) server.addPlayer(event.getPlayer());
     }
 
@@ -183,7 +183,7 @@ public class RayVisualizerCommand extends SWCommand implements Listener {
         Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
             for (Player player : Bukkit.getOnlinePlayers()) {
                 if (Permission.BUILD.hasPermission(player)) {
-                    boolean rayvisualizer = Config.getInstance().get(player).getPlainValueOrDefault("rayvisualizer", false);
+                    boolean rayvisualizer = Config.STORE.get(player).isRayVisualizer();
                     if (rayvisualizer) server.addPlayer(player);
                 } else {
                     server.removePlayer(player);
@@ -194,8 +194,8 @@ public class RayVisualizerCommand extends SWCommand implements Listener {
 
     @Register
     public void toggle(@Validator Player player) {
-        boolean rayvisualizer = Config.getInstance().get(player).getPlainValueOrDefault("rayvisualizer", false);
-        Config.getInstance().get(player).put("rayvisualizer", !rayvisualizer);
+        boolean rayvisualizer = Config.STORE.get(player).isRayVisualizer();
+        Config.STORE.get(player).setRayVisualizer(!rayvisualizer);
         if (!rayvisualizer) {
             SWUtils.sendToActionbar(player, BauSystem.MESSAGE.parse("RAY_VISUALIZER_ENABLE", player));
             server.addPlayer(player);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/FireListener.java

@@ -36,12 +36,16 @@ public class FireListener implements Listener, ScoreboardElement {
 
     @EventHandler
     public void onFireDamage(BlockBurnEvent e) {
-        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FIRE).isWithDefault(FireMode.DENY)) e.setCancelled(true);
+        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FIRE).isWithDefault(FireMode.DENY)) {
+            e.setCancelled(true);
+        }
     }
 
     @EventHandler
     public void onFireSpread(BlockSpreadEvent e) {
-        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FIRE).isWithDefault(FireMode.DENY)) e.setCancelled(true);
+        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FIRE).isWithDefault(FireMode.DENY)) {
+            e.setCancelled(true);
+        }
     }
 
     @Override

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/FreezeCommand.java

@@ -44,11 +44,11 @@ public class FreezeCommand extends SWCommand {
         }
     }
 
-    private String getEnableMessage(){
+    private String getEnableMessage() {
         return "REGION_FREEZE_ENABLED";
     }
 
-    private String getDisableMessage(){
+    private String getDisableMessage() {
         return "REGION_FREEZE_DISABLED";
     }
 

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/FreezeListener.java

@@ -24,8 +24,6 @@ import de.steamwar.bausystem.region.Region;
 import de.steamwar.bausystem.region.flags.Flag;
 import de.steamwar.bausystem.region.flags.FreezeMode;
 import de.steamwar.bausystem.utils.ScoreboardElement;
-import de.steamwar.core.Core;
-import de.steamwar.core.TrickyTrialsWrapper;
 import de.steamwar.linkage.Linked;
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
@@ -33,6 +31,7 @@ import org.bukkit.block.Block;
 import org.bukkit.block.BlockState;
 import org.bukkit.block.data.type.NoteBlock;
 import org.bukkit.block.data.type.Switch;
+import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
@@ -48,7 +47,9 @@ public class FreezeListener implements Listener, ScoreboardElement {
 
     @EventHandler
     public void onBlockExplode(BlockExplodeEvent e) {
-        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) return;
+        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) {
+            return;
+        }
         e.setCancelled(true);
         BlockState state = e.getBlock().getState();
         Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
@@ -58,9 +59,11 @@ public class FreezeListener implements Listener, ScoreboardElement {
 
     @EventHandler
     public void onEntitySpawn(EntitySpawnEvent e) {
-        if (Region.getRegion(e.getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) return;
+        if (Region.getRegion(e.getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) {
+            return;
+        }
         e.setCancelled(true);
-        if (e.getEntityType() == TrickyTrialsWrapper.impl.getTntEntityType()) {
+        if (e.getEntityType() == EntityType.TNT) {
             Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
                 e.getLocation().getBlock().setType(Material.TNT, false);
             }, 1L);
@@ -70,7 +73,9 @@ public class FreezeListener implements Listener, ScoreboardElement {
     @EventHandler
     public void onBlockCanBuild(BlockCanBuildEvent e) {
         if (!e.isBuildable()) return;
-        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) return;
+        if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.INACTIVE)) {
+            return;
+        }
         if (e.getMaterial() == Material.TNT) {
             e.setBuildable(false);
             e.getBlock().setType(Material.TNT, false);
@@ -155,7 +160,6 @@ public class FreezeListener implements Listener, ScoreboardElement {
 
     @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
     public void onBlockBreak(BlockBreakEvent e) {
-        if (Core.getVersion() < 19) return;
         if (e.getPlayer().getInventory().getItemInMainHand().getType() == Material.DEBUG_STICK) return;
         if (Region.getRegion(e.getBlock().getLocation()).getRegionData().get(Flag.FREEZE).isWithDefault(FreezeMode.ACTIVE)) {
             e.setCancelled(true);

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/ItemsCommand.java

@@ -25,11 +25,9 @@ import de.steamwar.bausystem.region.flags.Flag;
 import de.steamwar.bausystem.region.flags.ItemMode;
 import de.steamwar.command.SWCommand;
 import de.steamwar.linkage.Linked;
-import de.steamwar.linkage.MinVersion;
 import org.bukkit.entity.Player;
 
 @Linked
-@MinVersion(19)
 public class ItemsCommand extends SWCommand {
 
     public ItemsCommand() {
@@ -46,11 +44,11 @@ public class ItemsCommand extends SWCommand {
         }
     }
 
-    private String getEnableMessage(){
+    private String getEnableMessage() {
         return "REGION_ITEMS_ENABLED";
     }
 
-    private String getDisableMessage(){
+    private String getDisableMessage() {
         return "REGION_ITEMS_DISABLED";
     }