Merge pull request 'bausystem/TLS' (#178) from bausystem/TLS into main

Reviewed-on: SteamWar/SteamWar#178
Reviewed-by: YoyoNow <yoyonow@noreply.localhost>

BauSystem/BauSystem_Main/src/BauSystem.properties

@@ -1028,3 +1028,9 @@ COLORREPLACE_HELP=§8//§ecolorreplace §8[§7color§8] §8[§7color§8] §8- §
 TYPEREPLACE_HELP=§8//§etypereplace §8[§7type§8] §8[§7type§8] §8- §7Replace all blocks of one type with another
 # Schematic
 SCHEMATIC_GUI_ITEM=§eSchematics
+# TNTListener
+TLS_MESSAGE_79=§7TLS§8> §7Tick §e{0} §8- §7TNT §e{1}
+TLS_MESSAGE_80=§7TLS§8> §7Tick §e{0} §8- §7TNT §e{1} §8(§e{2} §7with Fuse 80§8)
+TLS_START_HELP=§8/§etls start §8: §7Start the TNT Listener
+TLS_STOP_HELP=§8/§etls stop §8: §7Stop the TNT Listener
+TLS_SCOREBOARD_ELEMENT=§eTLS§8: §aon

BauSystem/BauSystem_Main/src/BauSystem_de.properties

@@ -960,3 +960,7 @@ COLORREPLACE_HELP=§8//§ecolorreplace §8[§7color§8] §8[§7color§8] §8- §
 TYPEREPLACE_HELP=§8//§etyreplace §8[§7type§8] §8[§7type§8] §8- §7Ersetzt einen Blockgruppe mit einer anderen
 # Schematics
 SCHEMATIC_GUI_ITEM=§eSchematics
+TLS_MESSAGE_80=§7TLS§8> §7Tick §e{0} §8- §7TNT §e{1} §8(§e{2} §7mit Fuse 80§8)
+TLS_START_HELP=§8/§etls start §8: §7Starte den TNT Listener
+TLS_STOP_HELP=§8/§etls stop §8: §7Stope den TNT Listener
+TLS_SCOREBOARD_ELEMENT=§eTLS§8: §aan

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tntlistener/TLSCommand.java

@@ -0,0 +1,46 @@
+/*
+ *   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.features.tntlistener;
+
+import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedInstance;
+import org.bukkit.entity.Player;
+
+@Linked
+public class TLSCommand extends SWCommand {
+
+    @LinkedInstance
+    private TLSListener listener;
+
+    public TLSCommand() {
+        super("tntlistener", "tls");
+    }
+
+    @Register(value = "start", description = "TLS_START_HELP")
+    public void start(@Validator Player player) {
+        listener.startListening(player);
+    }
+
+    @Register(value = "stop", description = "TLS_STOP_HELP")
+    public void stop(@Validator Player player) {
+        listener.stopListening(player);
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tntlistener/TLSListener.java

@@ -0,0 +1,143 @@
+/*
+ *   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.features.tntlistener;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.features.tpslimit.TPSUtils;
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedInstance;
+import org.bukkit.Bukkit;
+import org.bukkit.entity.Player;
+import org.bukkit.entity.TNTPrimed;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.entity.EntitySpawnEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+import java.util.*;
+
+@Linked
+public class TLSListener implements Listener {
+
+    @LinkedInstance
+    private BauSystem bauSystem;
+
+    private final Map<Region, List<TNTPrimed>> primedTNT = new HashMap<>();
+
+    private final Set<Region> regionSheduled = new HashSet<>();
+
+    private final Map<Region, Long> regionReferenceTick = new HashMap<>();
+
+    private final Set<Player> listeningPlayers = new HashSet<>();
+
+    private boolean listening = false;
+
+    //TODO: Make adjustable per region
+    private final long maxDelay = 120;
+
+    @EventHandler(ignoreCancelled = true)
+    public void onTNTSpawn(EntitySpawnEvent event) {
+        if (!(event.getEntity() instanceof TNTPrimed tnt)) return;
+        if (!listening) return;
+
+        Region eventRegion = Region.getRegion(event.getLocation());
+
+        // Add tnt to the list
+        primedTNT.computeIfAbsent(eventRegion, rg -> new ArrayList<>()).add(tnt);
+
+        // Update the relativeTick
+        long currentTick = TPSUtils.currentRealTick.get();
+
+        long referenceTick = regionReferenceTick.getOrDefault(eventRegion, 0L);
+        if (currentTick - referenceTick > maxDelay) {
+            referenceTick = currentTick;
+            regionReferenceTick.put(eventRegion, referenceTick);
+        }
+        long relativeTick = currentTick - referenceTick;
+
+        this.messageNextTick(eventRegion, relativeTick);
+    }
+
+    public void messageNextTick(Region region, long relativeTick) {
+        /*
+         * Some TNT can be spawned so late in the gt, that they do not get processed,
+         * essentially lengthening their fuse by 1gt. To detect this, shedule the
+         * message at the start of the next (server side) gt. If the tnt got processed it has a
+         * Fuse of 79, else 80.
+         */
+
+        if (!regionSheduled.add(region)) {
+            return;
+        }
+
+        Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> messagePlayer(region, relativeTick), 1);
+    }
+
+    private void messagePlayer(Region region, long relativeTick) {
+
+        regionSheduled.remove(region);
+
+        int primed80 = 0;
+        int primed79 = 0;
+        for (TNTPrimed tnt : primedTNT.getOrDefault(region, Collections.emptyList())) {
+            if (tnt.getFuseTicks() == 80) {
+                primed80++;
+            } else if (tnt.getFuseTicks() == 79) {
+                primed79++;
+            }
+        }
+        primedTNT.remove(region);
+
+        /*
+         * Message the player, if there are tnt with Fuse 80 use special message
+         */
+        for (Player p : listeningPlayers) {
+            if (region.getArea().inRegion(p.getLocation(), false)) {
+                if (primed80 > 0) {
+                    BauSystem.MESSAGE.sendPrefixless("TLS_MESSAGE_80", p, relativeTick, primed79 + primed80, primed80);
+                } else {
+                    BauSystem.MESSAGE.sendPrefixless("TLS_MESSAGE_79", p, relativeTick, primed79);
+                }
+            }
+        }
+    }
+
+    @EventHandler
+    public void onPlayerQuit(PlayerQuitEvent event) {
+        stopListening(event.getPlayer());
+    }
+
+    public void startListening(Player player) {
+        listeningPlayers.add(player);
+        this.listening = true;
+    }
+
+    public void stopListening(Player player) {
+        listeningPlayers.remove(player);
+        if (listeningPlayers.isEmpty()) {
+            this.listening = false;
+        }
+    }
+
+    public boolean isActiveFor(Player player) {
+        return listeningPlayers.contains(player);
+    }
+}

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/tntlistener/TLSScoreboardElement.java

@@ -0,0 +1,55 @@
+/*
+ *   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.features.tntlistener;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.Permission;
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.bausystem.utils.ScoreboardElement;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedInstance;
+import org.bukkit.entity.Player;
+
+@Linked
+public class TLSScoreboardElement implements ScoreboardElement {
+
+    @LinkedInstance
+    private TLSListener listener;
+
+    @Override
+    public ScoreboardGroup getGroup() {
+        return ScoreboardGroup.OTHER;
+    }
+
+    @Override
+    public int order() {
+        return 2;
+    }
+
+    @Override
+    public String get(Region region, Player p) {
+        if (!Permission.BUILD.hasPermission(p)) return null;
+        if (listener.isActiveFor(p)) {
+            return BauSystem.MESSAGE.parse("TLS_SCOREBOARD_ELEMENT", p);
+        } else {
+            return null;
+        }
+    }
+}

CommonCore/Linkage/src/de/steamwar/linkage/AbstractLinker.java

@@ -99,7 +99,7 @@ public abstract class AbstractLinker<T> {
 
         try {
             instances.forEach((clazz, o) -> {
-                for (Field field : clazz.getFields()) {
+                for (Field field : clazz.getDeclaredFields()) {
                     if (field.getAnnotation(LinkedInstance.class) != null) {
                         try {
                             field.setAccessible(true);