Merge pull request 'Velocity core/ advancements' (#429) from VelocityCore/Advancements into main

Reviewed-on: SteamWar/SteamWar#429

CommonCore/SQL/src/de/steamwar/sql/CheckedSchematic.kt

@@ -86,6 +86,24 @@ class CheckedSchematic(id: EntityID<CompositeID>) : CompositeEntity(id) {
             useDb {
                 find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.seen eq false) }.orderBy(CheckedSchematicTable.endTime to SortOrder.DESC).toList()
             }
+
+        @JvmStatic
+        fun countAccepted(owner: SteamwarUser) =
+            useDb {
+                find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.declineReason eq "freigegeben") }.count()
+            }
+
+        @JvmStatic
+        fun countAccepted(owner: SteamwarUser, type: String) =
+            useDb {
+                find { (CheckedSchematicTable.nodeOwner eq owner.id) and (CheckedSchematicTable.declineReason eq "freigegeben") and (CheckedSchematicTable.nodeType like "$type%") }.count()
+            }
+
+        @JvmStatic
+        fun countChecked(validator: SteamwarUser) =
+            useDb {
+                find { CheckedSchematicTable.validator eq validator.id }.count()
+            }
     }
 
     val node by CheckedSchematicTable.nodeId.transform({ it?.let { EntityID(it, SchematicNodeTable) } }, { it?.value })

CommonCore/SQL/src/de/steamwar/sql/EventFight.kt

@@ -130,6 +130,43 @@ class EventFight(id: EntityID<Int>) : IntEntity(id), Comparable<EventFight> {
                     }
                 )
             }
+
+        @JvmStatic
+        fun countEventFights(fighter: SteamwarUser) =
+            useDb {
+                exec(
+                    "SELECT COUNT(DISTINCT F.FightID) AS FightCount FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID INNER JOIN EventFight EF on F.FightID = EF.Fight WHERE UserID = ?",
+                    args = listOf(IntegerColumnType() to fighter.id.value)
+                ) {
+                    if (it.next()) {
+                        it.getLong("FightCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
+
+        @JvmStatic
+        fun countPlacement(fighter: SteamwarUser, placement: Int) =
+            useDb {
+                exec(
+                    """
+                        SELECT COUNT(DISTINCT EventFight.EventID) AS PlacementCount FROM TeamTeilnahme
+                            INNER JOIN EventFight ON EventFight.EventID = TeamTeilnahme.EventID
+                            INNER JOIN FightPlayer ON FightPlayer.FightID = EventFight.Fight
+                        WHERE (IF(FightPlayer.Team = 1, EventFight.TeamBlue, EventFight.TeamRed)) = TeamTeilnahme.TeamID AND UserID = ? AND Placement = ?
+                    """.trimIndent(),
+                    args = listOf(IntegerColumnType() to fighter.id.value, IntegerColumnType() to placement)
+                ) {
+                    if (it.next()) {
+                        it.getInt("PlacementCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
     }
 
     val fightID by EventFightTable.id.transform({ EntityID(it, EventFightTable) }, { it.value })

CommonCore/SQL/src/de/steamwar/sql/FightPlayer.kt

@@ -20,9 +20,12 @@
 package de.steamwar.sql
 
 import de.steamwar.sql.internal.useDb
+import org.jetbrains.exposed.v1.core.IntegerColumnType
+import org.jetbrains.exposed.v1.core.VarCharColumnType
 import org.jetbrains.exposed.v1.core.dao.id.CompositeID
 import org.jetbrains.exposed.v1.core.dao.id.CompositeIdTable
 import org.jetbrains.exposed.v1.core.dao.id.EntityID
+import org.jetbrains.exposed.v1.core.eq
 import org.jetbrains.exposed.v1.core.inList
 import org.jetbrains.exposed.v1.dao.CompositeEntity
 import org.jetbrains.exposed.v1.dao.CompositeEntityClass
@@ -69,6 +72,28 @@ class FightPlayer(id: EntityID<CompositeID>) : CompositeEntity(id) {
             useDb {
                 find { FightPlayerTable.fightId inList fightIds.toList() }.toList()
             }
+
+        @JvmStatic
+        fun countFights(userId: Int) =
+            useDb {
+                find { FightPlayerTable.userId eq userId }.count()
+            }
+
+        @JvmStatic
+        fun countFights(userId: Int, type: String) =
+            useDb {
+                exec(
+                    "SELECT COUNT(*) AS FightCount FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID WHERE UserID = ? AND GameMode LIKE ?",
+                    args = listOf(IntegerColumnType() to userId, VarCharColumnType() to "$type%")
+                ) {
+                    if (it.next()) {
+                        it.getInt("FightCount")
+                    } else {
+                        0
+                    }
+                }
+                    ?: 0
+            }
     }
 
     val fightID by FightPlayerTable.fightId.transform({ EntityID(it, FightTable) }, { it.value })

VelocityCore/Dependencies/src/de/steamwar/velocitycore/advancements/Items.java

@@ -0,0 +1,43 @@
+/*
+ *   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.velocitycore.advancements;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonObject;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.URI;
+
+public class Items {
+
+    /**
+     * Loaded from https://github.com/retrooper/packetevents/blob/2.0/mappings/registries/item.json
+     */
+    public static final JsonObject values;
+
+    static {
+        try {
+            values = new Gson().fromJson(new BufferedReader(new InputStreamReader(URI.create("https://raw.githubusercontent.com/retrooper/packetevents/refs/heads/2.0/mappings/registries/item.json").toURL().openConnection().getInputStream())), JsonObject.class);
+        } catch (Exception e) {
+            throw new IllegalStateException(e);
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/advancements/Advancement.java

@@ -0,0 +1,340 @@
+/*
+ *   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.velocitycore.advancements;
+
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.packet.chat.ComponentHolder;
+import de.steamwar.messages.Chatter;
+import de.steamwar.sql.SteamwarUser;
+import io.netty.buffer.ByteBuf;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.ToString;
+import net.kyori.adventure.text.Component;
+
+import java.util.*;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+
+@RequiredArgsConstructor
+public class Advancement {
+
+    protected static final Map<SteamwarUser, Map<Advancement.Value.Key, Advancement.Value>> values = new HashMap<>();
+
+    {
+        Advancements.all.add(this);
+    }
+
+    protected final Map<SteamwarUser, Advancement.Data> data = new HashMap<>();
+    protected final Map<SteamwarUser, Advancement.Value> value = new HashMap<>();
+
+    public Advancement.Data get(SteamwarUser user) {
+        return get(user, Data::new);
+    }
+
+    public Advancement.Data get(SteamwarUser user, BiFunction<Advancement, SteamwarUser, Data> function) {
+        if (data.containsKey(user)) return data.get(user);
+        return function.apply(this, user);
+    }
+
+    private final String identifier;
+    private final Optional<Advancement> parent;
+    private final Display display;
+
+    private final HidePolicy hidePolicy;
+    private final int total;
+
+    private final Function<SteamwarUser, Integer> progressCalculator;
+
+    @Override
+    public String toString() {
+        StringBuilder st = new StringBuilder();
+        st.append("Advancement(");
+        parent.ifPresent(advancement -> st.append(advancement.identifier).append("<-"));
+        st.append(identifier);
+        st.append(", total=").append(total);
+        st.append(")");
+        return st.toString();
+    }
+
+    @RequiredArgsConstructor
+    @AllArgsConstructor
+    public static class Display {
+        private final Component title;
+        private final Component description;
+        private final String item;
+        private final FrameType frameType;
+        private Optional<String> background = Optional.empty();
+        private final float xCoord;
+        private final float yCoord;
+
+        public enum FrameType {
+            TASK,
+            CHALLENGE,
+            GOAL
+        }
+    }
+
+    public enum HidePolicy {
+        NEVER {
+            @Override
+            public boolean hidden(Data data) {
+                return false;
+            }
+        },
+        NO_PROGRESS {
+            @Override
+            public boolean hidden(Data data) {
+                return data.progress == 0;
+            }
+        },
+        PREVIOUS_UNFINISHED {
+            @Override
+            public boolean hidden(Data data) {
+                if (data.advancement.parent.isPresent()) {
+                    Advancement parent = data.advancement.parent.get();
+                    Advancement.Data parentData = parent.get(data.user);
+                    return parentData.progress != parentData.advancement.total;
+                } else {
+                    return false;
+                }
+            }
+        },
+        WITH_PREVIOUS {
+            @Override
+            public boolean hidden(Data data) {
+                if (data.advancement.parent.isPresent()) {
+                    Advancement parent = data.advancement.parent.get();
+                    Advancement.Data parentData = parent.get(data.user);
+                    return parentData.hidden;
+                } else {
+                    return false;
+                }
+            }
+        },
+        ;
+
+        public abstract boolean hidden(Data data);
+    }
+
+    public static class Value<T extends Number> {
+
+        @AllArgsConstructor
+        public static class Key<T extends Number> {
+            public static final List<Key> keys = new ArrayList<>();
+
+            {
+                keys.add(this);
+            }
+
+            private final Function<SteamwarUser, T> valueFunction;
+
+            private Advancement.Value get(SteamwarUser user) {
+                Key self = this;
+                return values.computeIfAbsent(user, __ -> new HashMap<>()).computeIfAbsent(self, __ -> {
+                    Value data = new Advancement.Value();
+                    data.update(user, self);
+                    return data;
+                });
+            }
+
+            public Function<SteamwarUser, Integer> max(int neededValue) {
+                return user -> {
+                    double value = get(user).value.doubleValue();
+                    if (value > neededValue) return Math.min(neededValue, 100);
+                    return (int) (value / Math.max(neededValue / 100.0, 1));
+                };
+            }
+
+            public Function<SteamwarUser, Integer> reached(int neededValue) {
+                return user -> {
+                    double value = get(user).value.doubleValue();
+                    return value >= neededValue ? 1 : 0;
+                };
+            }
+        }
+
+        @Getter
+        private T value;
+
+        public void update(SteamwarUser user, Key<T> key) {
+            this.value = key.valueFunction.apply(user);
+        }
+    }
+
+    @ToString
+    public static class Data {
+        private final Advancement advancement;
+        private final SteamwarUser user;
+
+        private int progress;
+        private boolean showToast = true;
+        private boolean hidden = false;
+
+        public Data(Advancement advancement, SteamwarUser user) {
+            this.advancement = advancement;
+            advancement.data.put(user, this);
+            this.user = user;
+            this.progress = advancement.progressCalculator.apply(user);
+            checkHidden();
+            checkFinished();
+            new Packet(this, showToast).send();
+        }
+
+        public Data(Advancement advancement, SteamwarUser user, int progress) {
+            this.advancement = advancement;
+            advancement.data.put(user, this);
+            this.user = user;
+            this.progress = progress;
+            checkHidden();
+            checkFinished();
+            new Packet(this, showToast).send();
+        }
+
+        public void update() {
+            this.progress = advancement.progressCalculator.apply(user);
+            checkHidden();
+
+            new Packet(this, showToast).send();
+            // Update Advancements that have this as parent
+            Advancements.getAll()
+                    .stream()
+                    .filter(advancement -> advancement.parent.filter(value -> value == this.advancement).isPresent())
+                    .map(advancement -> advancement.get(user))
+                    .forEach(Advancement.Data::update);
+
+            checkFinished();
+        }
+
+        private void checkHidden() {
+            hidden = advancement.hidePolicy.hidden(this);
+        }
+
+        private void checkFinished() {
+            if (progress == advancement.total) {
+                showToast = false;
+            }
+        }
+
+        private void encodeAdvancement(ByteBuf byteBuf, ProtocolVersion protocolVersion, boolean showToast) {
+            ProtocolUtils.writeString(byteBuf, advancement.identifier);
+            if (advancement.parent.isPresent()) {
+                byteBuf.writeBoolean(true);
+                ProtocolUtils.writeString(byteBuf, advancement.parent.get().identifier);
+            } else {
+                byteBuf.writeBoolean(false);
+            }
+
+            { // Display
+                byteBuf.writeBoolean(true);
+                new ComponentHolder(protocolVersion, advancement.display.title).write(byteBuf);
+                new ComponentHolder(protocolVersion, advancement.display.description).write(byteBuf);
+                { // Slot
+                    ProtocolUtils.writeVarInt(byteBuf, 1);
+                    int itemId = Items.values
+                            .get(protocolVersion.name().replace("MINECRAFT_", "V_"))
+                            .getAsJsonObject()
+                            .get(advancement.display.item)
+                            .getAsInt();
+                    ProtocolUtils.writeVarInt(byteBuf, itemId);
+                    ProtocolUtils.writeVarInt(byteBuf, 0);
+                    ProtocolUtils.writeVarInt(byteBuf, 0);
+                }
+                ProtocolUtils.writeVarInt(byteBuf, advancement.display.frameType.ordinal());
+                if (advancement.display.background.isPresent()) {
+                    byteBuf.writeInt(0x01 | (showToast ? 0x02 : 0x00) | (hidden ? 0x04 : 0x00));
+                    ProtocolUtils.writeString(byteBuf, advancement.display.background.get());
+                } else {
+                    byteBuf.writeInt((showToast ? 0x02 : 0x00) | (hidden ? 0x04 : 0x00));
+                }
+                byteBuf.writeFloat(advancement.display.xCoord);
+                byteBuf.writeFloat(advancement.display.yCoord);
+            }
+
+            ProtocolUtils.writeVarInt(byteBuf, advancement.total);
+            for (int i = 0; i < advancement.total; i++) {
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                ProtocolUtils.writeString(byteBuf, advancement.identifier + "_" + i);
+            }
+
+            byteBuf.writeBoolean(false); // No Telemetry
+        }
+
+        private void encodeProgress(ByteBuf byteBuf) {
+            ProtocolUtils.writeString(byteBuf, this.advancement.identifier);
+            ProtocolUtils.writeVarInt(byteBuf, advancement.total);
+            for (int i = 0; i < advancement.total; i++) {
+                ProtocolUtils.writeString(byteBuf, advancement.identifier + "_" + i);
+                if (i == advancement.total - 1 && advancement.total == progress) {
+                    byteBuf.writeBoolean(true);
+                    byteBuf.writeLong(new Date().getTime());
+                } else if (i < progress) {
+                    byteBuf.writeBoolean(true);
+                    byteBuf.writeLong(0);
+                } else {
+                    byteBuf.writeBoolean(false);
+                }
+            }
+        }
+    }
+
+    protected record Packet(Data data, boolean showToast) implements MinecraftPacket {
+        public void send() {
+            Player player = Chatter.of(data.user).getPlayer();
+            ((ConnectedPlayer) player).getConnection().write(this);
+        }
+
+        @Override
+        public void decode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public void encode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+            byteBuf.writeBoolean(false); // Clear
+
+            if (!data.hidden) {
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                data.encodeAdvancement(byteBuf, protocolVersion, showToast);
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements to remove
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                data.encodeProgress(byteBuf);
+            } else {
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements to update
+                ProtocolUtils.writeVarInt(byteBuf, 1);
+                ProtocolUtils.writeString(byteBuf, data.advancement.identifier);
+                ProtocolUtils.writeVarInt(byteBuf, 0); // No Advancements Progress to update
+            }
+
+            byteBuf.writeBoolean(true); // Show Advancements
+        }
+
+        @Override
+        public boolean handle(MinecraftSessionHandler minecraftSessionHandler) {
+            return false;
+        }
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/advancements/Advancements.java

@@ -0,0 +1,315 @@
+/*
+ *   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.velocitycore.advancements;
+
+import de.steamwar.messages.Chatter;
+import de.steamwar.persistent.Storage;
+import de.steamwar.sql.CheckedSchematic;
+import de.steamwar.sql.EventFight;
+import de.steamwar.sql.FightPlayer;
+import lombok.Getter;
+import lombok.experimental.UtilityClass;
+import net.kyori.adventure.text.Component;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@UtilityClass
+public class Advancements {
+
+    @Getter
+    static final List<Advancement> all = new ArrayList<>();
+
+    @Getter
+    private static final List<Advancement> playtime = new ArrayList<>();
+
+    public static final Advancement.Value.Key<Double> PLAY_TIME_KEY = new Advancement.Value.Key<>(user -> {
+        double playtime = user.getOnlinetime();
+        playtime += Instant.now().getEpochSecond() - Storage.sessions.get(Chatter.of(user).getPlayer()).toInstant().getEpochSecond();
+        playtime /= 60d * 60d;
+        return playtime;
+    });
+
+    public static final Advancement.Value.Key<Long> FIGHT_COUNT = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId());
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "WarGear");
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_MINI_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "MiniWarGear");
+    });
+
+    public static final Advancement.Value.Key<Integer> FIGHT_COUNT_WAR_SHIP = new Advancement.Value.Key<>(user -> {
+        return FightPlayer.countFights(user.getId(), "WarShip");
+    });
+
+    public static final Advancement.Value.Key<Long> EVENT_FIGHT_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countEventFights(user);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_FIRST_PLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 1);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_SECOND_PLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 2);
+    });
+
+    public static final Advancement.Value.Key<Integer> EVENT_FIGHT_THIRDPLACE_COUNT = new Advancement.Value.Key<>(user -> {
+        return EventFight.countPlacement(user, 3);
+    });
+
+    public static final Advancement.Value.Key<Long> CHECKED_SCHEMATIC_COUNT = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countChecked(user);
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user);
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "WarGear");
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_MINI_WAR_GEAR = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "MiniWarGear");
+    });
+
+    public static final Advancement.Value.Key<Long> ACCEPTED_SCHEMATIC_COUNT_WAR_SHIP = new Advancement.Value.Key<>(user -> {
+        return CheckedSchematic.countAccepted(user, "WarShip");
+    });
+
+    public static final Advancement ROOT = new Advancement(
+            "steamwar:advancements/root",
+            Optional.empty(),
+            new Advancement.Display(
+                    Component.text("SteamWar"),
+                    Component.text("Join SteamWar for the first time!"),
+                    "cactus_flower",
+                    Advancement.Display.FrameType.CHALLENGE,
+                    Optional.of("minecraft:gui/advancements/backgrounds/adventure"),
+                    0f,
+                    3f
+            ),
+            Advancement.HidePolicy.NEVER,
+            1,
+            user -> 1
+    );
+
+    static {
+        Advancement previous = ROOT;
+        int[] playTimes = new int[]{1, 10, 100, 500, 1000, 2500, 5000, 7500, 10000, 15000, 20000};
+        for (int i = 0; i < playTimes.length; i++) {
+            int neededPlayTime = playTimes[i];
+            previous = new Advancement(
+                    "steamwar:advancements/playtime_" + neededPlayTime + "_hour",
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text("Play " + neededPlayTime + " Hour" + (neededPlayTime > 1 ? "s" : "")),
+                            Component.text("Play " + neededPlayTime + " hour" + (neededPlayTime > 1 ? "s" : "") + " on SteamWar"),
+                            "clock",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            3f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(neededPlayTime, 100),
+                    PLAY_TIME_KEY.max(neededPlayTime)
+            );
+            playtime.add(previous);
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] fightCounts = new int[]{1, 10, 50, 100, 200, 500, 1000, 2500, 5000, 7500, 10000, 15000, 20000};
+        for (int i = 0; i < fightCounts.length; i++) {
+            int fightCount = fightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/fights_" + fightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            Component.text(fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            "iron_sword",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            4f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(fightCount, 100),
+                    FIGHT_COUNT.max(fightCount)
+            );
+
+            if (i == 0) {
+                fightsPerType(previous, 5f, "WarGear", FIGHT_COUNT_WAR_GEAR, "stone_bricks");
+                fightsPerType(previous, 6f, "MiniWarGear", FIGHT_COUNT_MINI_WAR_GEAR, "stone_brick_slab");
+                fightsPerType(previous, 7f, "WarShip", FIGHT_COUNT_WAR_SHIP, "dark_oak_boat");
+            }
+        }
+    }
+
+    private static void fightsPerType(Advancement previous, float yCoord, String type, Advancement.Value.Key<Integer> typeKey, String item) {
+        int[] fightCounts = new int[]{1, 10, 25, 50, 75, 100, 250, 500, 750, 1000, 2500, 5000, 7500, 10000};
+        for (int i = 0; i < fightCounts.length; i++) {
+            int fightCount = fightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/fights_" + type + "_" + fightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(type + " " + fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            Component.text(type + " " + fightCount + " Fight" + (fightCount > 1 ? "s" : "")),
+                            item,
+                            Advancement.Display.FrameType.TASK,
+                            i + 2f,
+                            yCoord
+                    ),
+                    i == 0 ? Advancement.HidePolicy.WITH_PREVIOUS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(fightCount, 100),
+                    typeKey.max(fightCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] eventFightCounts = new int[]{1, 5, 10, 15, 25, 50, 100, 150, 200, 250};
+        for (int i = 0; i < eventFightCounts.length; i++) {
+            int eventFightCount = eventFightCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/event_fights_" + eventFightCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(eventFightCount + " Event-Fight" + (eventFightCount > 1 ? "s" : "")),
+                            Component.text(eventFightCount + " Event-Fight" + (eventFightCount > 1 ? "s" : "")),
+                            "golden_sword",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            8f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(eventFightCount, 100),
+                    EVENT_FIGHT_COUNT.max(eventFightCount)
+            );
+
+            if (i == 0) {
+                placementsCounts(previous, 9f, 1, "gold_block", EVENT_FIGHT_FIRST_PLACE_COUNT, Advancement.Display.FrameType.CHALLENGE);
+                placementsCounts(previous, 10f, 2, "iron_block", EVENT_FIGHT_SECOND_PLACE_COUNT, Advancement.Display.FrameType.GOAL);
+                placementsCounts(previous, 11f, 3, "copper_block", EVENT_FIGHT_THIRDPLACE_COUNT, Advancement.Display.FrameType.TASK);
+            }
+        }
+    }
+
+    private static void placementsCounts(Advancement previous, float yCoord, int placement, String item, Advancement.Value.Key<Integer> typeKey, Advancement.Display.FrameType frameType) {
+        for (int placementCount = 1; placementCount <= 10; placementCount++) {
+            int finalPlacementCount = placementCount;
+            previous = new Advancement(
+                    "steamwar:advancements/event_placement_" + placement + "_" + placementCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(placementCount + "x " + placement + ". Place in Event"),
+                            Component.text(""),
+                            item,
+                            frameType,
+                            2f + (placementCount - 1f),
+                            yCoord
+                    ),
+                    placementCount == 1 ? Advancement.HidePolicy.WITH_PREVIOUS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    1,
+                    typeKey.reached(placementCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] checkedCounts = new int[]{1, 10, 100, 250, 500, 750, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000};
+        for (int i = 0; i < checkedCounts.length; i++) {
+            int checkedCount = checkedCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/checked_" + checkedCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(checkedCount + " Check Session" + (checkedCount > 1 ? "s" : "")),
+                            Component.text(checkedCount + " Check Session" + (checkedCount > 1 ? "s" : "")),
+                            "paper",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            0f
+                    ),
+                    i == 0 ? Advancement.HidePolicy.NO_PROGRESS : Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(checkedCount, 100),
+                    CHECKED_SCHEMATIC_COUNT.max(checkedCount)
+            );
+        }
+    }
+
+    static {
+        Advancement previous = ROOT;
+        int[] acceptedCounts = new int[]{1, 5, 10, 15, 25, 50, 100, 150, 200, 250, 500, 750, 1000};
+        for (int i = 0; i < acceptedCounts.length; i++) {
+            int acceptedCount = acceptedCounts[i];
+            previous = new Advancement(
+                    "steamwar:advancements/accepted_" + acceptedCount,
+                    Optional.of(previous),
+                    new Advancement.Display(
+                            Component.text(acceptedCount + " Accepted Schematic" + (acceptedCount > 1 ? "s" : "")),
+                            Component.text(acceptedCount + " Accepted Schematic" + (acceptedCount > 1 ? "s" : "")),
+                            "cauldron",
+                            Advancement.Display.FrameType.TASK,
+                            i + 1f,
+                            2f
+                    ),
+                    Advancement.HidePolicy.PREVIOUS_UNFINISHED,
+                    Math.min(acceptedCount, 100),
+                    ACCEPTED_SCHEMATIC_COUNT.max(acceptedCount)
+            );
+
+            if (i == 0) {
+                acceptedPerType(previous, 2f, "WarGear", ACCEPTED_SCHEMATIC_COUNT_WAR_GEAR, "end_stone_bricks");
+                acceptedPerType(previous, 3f, "MiniWarGear", ACCEPTED_SCHEMATIC_COUNT_MINI_WAR_GEAR, "end_stone_brick_slab");
+                acceptedPerType(previous, 4f, "WarShip", ACCEPTED_SCHEMATIC_COUNT_WAR_SHIP, "oak_boat");
+            }
+        }
+    }
+
+    private static void acceptedPerType(Advancement previous, float xCoord, String type, Advancement.Value.Key<Long> typeKey, String item) {
+        new Advancement(
+                "steamwar:advancements/accepted_" + type,
+                Optional.of(previous),
+                new Advancement.Display(
+                        Component.text(type + " Accepted"),
+                        Component.text(""),
+                        item,
+                        Advancement.Display.FrameType.GOAL,
+                        xCoord,
+                        1f
+                ),
+                Advancement.HidePolicy.WITH_PREVIOUS,
+                1,
+                typeKey.reached(1)
+        );
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/advancements/AdvancementsManager.java

@@ -0,0 +1,99 @@
+/*
+ *   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.velocitycore.advancements;
+
+import com.velocitypowered.api.event.Subscribe;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
+import com.velocitypowered.api.event.player.ServerPostConnectEvent;
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.api.proxy.Player;
+import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import com.velocitypowered.proxy.protocol.StateRegistry;
+import de.steamwar.linkage.Linked;
+import de.steamwar.sql.SteamwarUser;
+import de.steamwar.velocitycore.listeners.BasicListener;
+import it.unimi.dsi.fastutil.objects.Object2IntMap;
+
+import java.lang.reflect.Field;
+import java.util.Optional;
+
+@Linked
+public class AdvancementsManager extends BasicListener {
+
+    private static SelectAdvancementTabPacket selectAdvancementTabPacket;
+
+    static {
+        selectAdvancementTabPacket = new SelectAdvancementTabPacket(Optional.of("steamwar:advancements/root"));
+
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_9, 0x53, 0x80);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_7, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_6, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_5, 0x4E, 0x7B);
+        registerPacketId(ProtocolVersion.MINECRAFT_1_21_4, 0x4F, 0x7B);
+    }
+
+    private static void registerPacketId(ProtocolVersion version, int selectAdvancementTabPacket, int advancementPacket) {
+        try {
+            StateRegistry.PacketRegistry.ProtocolRegistry registry = StateRegistry.PLAY.getProtocolRegistry(ProtocolUtils.Direction.CLIENTBOUND, version);
+            Field field = StateRegistry.PacketRegistry.ProtocolRegistry.class.getDeclaredField("packetClassToId");
+            field.setAccessible(true);
+            Object2IntMap<Class<? extends MinecraftPacket>> map = (Object2IntMap) field.get(registry);
+            map.put(SelectAdvancementTabPacket.class, selectAdvancementTabPacket);
+            map.put(Advancement.Packet.class, advancementPacket);
+        } catch (Exception e) {
+            // Ignore
+        }
+    }
+
+    @Subscribe(priority = -1000)
+    public void onPostLogin(PostLoginEvent event) {
+        sendAdvancements(event.getPlayer());
+    }
+
+    @Subscribe(priority = -1000)
+    public void onServerPostConnect(ServerPostConnectEvent event) {
+        sendAdvancements(event.getPlayer());
+    }
+
+    private void sendAdvancements(Player player) {
+        // Only enable for 1.21.4 or higher
+        if (player.getProtocolVersion().lessThan(ProtocolVersion.MINECRAFT_1_21_4)) {
+            return;
+        }
+
+        ((ConnectedPlayer) player).getConnection().write(selectAdvancementTabPacket);
+        SteamwarUser user = SteamwarUser.get(player.getUniqueId());
+        for (Advancement advancement : Advancements.getAll()) {
+            advancement.get(user).update();
+        }
+    }
+
+    @Subscribe
+    public void onDisconnect(DisconnectEvent event) {
+        SteamwarUser user = SteamwarUser.get(event.getPlayer().getUniqueId());
+        for (Advancement advancement : Advancements.getAll()) {
+            advancement.data.remove(user);
+        }
+        Advancement.values.remove(user);
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/advancements/SelectAdvancementTabPacket.java

@@ -0,0 +1,55 @@
+/*
+ *   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.velocitycore.advancements;
+
+import com.velocitypowered.api.network.ProtocolVersion;
+import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
+import com.velocitypowered.proxy.protocol.MinecraftPacket;
+import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import io.netty.buffer.ByteBuf;
+import lombok.AllArgsConstructor;
+
+import java.util.Optional;
+
+@AllArgsConstructor
+public class SelectAdvancementTabPacket implements MinecraftPacket {
+
+    private Optional<String> identifier;
+
+    @Override
+    public void decode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+        throw new UnsupportedOperationException("Packet is not implemented");
+    }
+
+    @Override
+    public void encode(ByteBuf byteBuf, ProtocolUtils.Direction direction, ProtocolVersion protocolVersion) {
+        if (this.identifier.isPresent()) {
+            byteBuf.writeBoolean(true);
+            ProtocolUtils.writeString(byteBuf, this.identifier.get());
+        } else {
+            byteBuf.writeBoolean(false);
+        }
+    }
+
+    @Override
+    public boolean handle(MinecraftSessionHandler minecraftSessionHandler) {
+        return false;
+    }
+}

VelocityCore/src/de/steamwar/velocitycore/listeners/ConnectionListener.java

@@ -35,6 +35,9 @@ import de.steamwar.sql.CheckedSchematic;
 import de.steamwar.sql.SchematicType;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.UserPerm;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.advancements.Advancement;
+import de.steamwar.velocitycore.advancements.Advancements;
 import de.steamwar.velocitycore.commands.*;
 import de.steamwar.velocitycore.discord.DiscordBot;
 import de.steamwar.velocitycore.discord.util.DiscordRanks;
@@ -45,6 +48,7 @@ import net.kyori.adventure.text.event.ClickEvent;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.UUID;
+import java.util.concurrent.TimeUnit;
 
 @Linked
 public class ConnectionListener extends BasicListener {
@@ -102,8 +106,12 @@ public class ConnectionListener extends BasicListener {
         }
 
         if (newPlayers.contains(player.getUniqueId())) {
+            Advancements.ROOT.get(user, (advancement, __) -> new Advancement.Data(advancement, user, 0));
             Chatter.broadcast().system("JOIN_FIRST", player);
             newPlayers.remove(player.getUniqueId());
+            VelocityCore.schedule(() -> {
+                Advancements.ROOT.get(user).update();
+            }).delay(1, TimeUnit.SECONDS).schedule();
         }
 
         if (!StreamingCommand.isNotStreaming(user)) {