Add SimulatorStorage

Add SimulatorCursor showing highlighted entity

BauSystem_Main/src/de/steamwar/bausystem/features/simulator/SimulatorCursor.java

@@ -44,6 +44,7 @@ public class SimulatorCursor {
     private Map<Player, REntityServer> rEntityServerMap = new HashMap<>();
 
     public void show(Player player, TNTSimulator tntSimulator, RayTraceUtils.RRayTraceResult result) {
+        if (true) return;
         REntityServer cursor = rEntityServerMap.get(player);
 
         if (cursor != null)

BauSystem_Main/src/de/steamwar/bausystem/features/simulator2/SimulatorCursor.java

@@ -22,7 +22,7 @@ package de.steamwar.bausystem.features.simulator2;
 import com.comphenix.tinyprotocol.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
 import de.steamwar.bausystem.BauSystem;
-import de.steamwar.bausystem.SWUtils;
+import de.steamwar.bausystem.features.simulator2.data.Simulator;
 import de.steamwar.bausystem.utils.ItemUtils;
 import de.steamwar.bausystem.utils.RayTraceUtils;
 import de.steamwar.entity.REntity;
@@ -30,6 +30,8 @@ import de.steamwar.entity.REntityServer;
 import de.steamwar.entity.RFallingBlockEntity;
 import de.steamwar.linkage.Linked;
 import de.steamwar.linkage.api.Plain;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.Material;
@@ -37,17 +39,13 @@ import org.bukkit.World;
 import org.bukkit.block.BlockFace;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerDropItemEvent;
-import org.bukkit.event.player.PlayerItemHeldEvent;
-import org.bukkit.event.player.PlayerJoinEvent;
-import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.event.player.*;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.util.Vector;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map;
+import java.util.*;
 import java.util.function.BiFunction;
 
 @Linked
@@ -58,7 +56,8 @@ public class SimulatorCursor implements Plain, Listener {
     private Class<?> look = Reflection.getClass("{nms.network.protocol.game}.PacketPlayInFlying$PacketPlayInLook");
     private Class<?> positionLook = Reflection.getClass("{nms.network.protocol.game}.PacketPlayInFlying$PacketPlayInPositionLook");
 
-    private Map<Player, REntityServer> cursors = new HashMap<>();
+    private Map<Player, CursorType> cursorType = Collections.synchronizedMap(new HashMap<>());
+    private Map<Player, REntityServer> cursors = Collections.synchronizedMap(new HashMap<>());
 
     public static boolean isSimulatorItem(ItemStack itemStack) {
         return ItemUtils.isItem(itemStack, "simulator");
@@ -66,17 +65,7 @@ public class SimulatorCursor implements Plain, Listener {
 
     public SimulatorCursor() {
         BiFunction<Player, Object, Object> function = (player, object) -> {
-            if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
-                removeCursor(player);
-                return object;
-            }
-            RayTraceUtils.RRayTraceResult rayTraceResult = RayTraceUtils.traceREntity(player, player.getLocation(), new ArrayList<>());
-            if (rayTraceResult == null) {
-                removeCursor(player);
-                return object;
-            }
-
-            showCursor(player, rayTraceResult);
+            calcCursor(player);
             return object;
         };
         TinyProtocol.instance.addFilter(position, function);
@@ -86,78 +75,107 @@ public class SimulatorCursor implements Plain, Listener {
 
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
-        Player player = event.getPlayer();
-        if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
-            return;
-        }
-        RayTraceUtils.RRayTraceResult rayTraceResult = RayTraceUtils.traceREntity(player, player.getLocation(), new ArrayList<>());
-        if (rayTraceResult == null) {
-            return;
-        }
-
-        showCursor(player, rayTraceResult);
+        calcCursor(event.getPlayer());
     }
 
     @EventHandler
     public void onPlayerDropItem(PlayerDropItemEvent event) {
-        Player player = event.getPlayer();
-        if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
-            removeCursor(player);
-            return;
-        }
-        RayTraceUtils.RRayTraceResult rayTraceResult = RayTraceUtils.traceREntity(player, player.getLocation(), new ArrayList<>());
-        if (rayTraceResult == null) {
-            removeCursor(player);
-            return;
-        }
-
-        showCursor(player, rayTraceResult);
+        calcCursor(event.getPlayer());
     }
 
     @EventHandler
     public void onPlayerItemHeld(PlayerItemHeldEvent event) {
         Bukkit.getScheduler().runTaskLater(BauSystem.getInstance(), () -> {
-            Player player = event.getPlayer();
-            if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
-                removeCursor(player);
-                return;
-            }
-            RayTraceUtils.RRayTraceResult rayTraceResult = RayTraceUtils.traceREntity(player, player.getLocation(), new ArrayList<>());
-            if (rayTraceResult == null) {
-                removeCursor(player);
-                return;
-            }
-
-            showCursor(player, rayTraceResult);
+            calcCursor(event.getPlayer());
         }, 1);
     }
 
     @EventHandler
     public void onPlayerQuit(PlayerQuitEvent event) {
+        cursorType.remove(event.getPlayer());
         cursors.remove(event.getPlayer());
     }
 
-    private void removeCursor(Player player) {
-        cursors.computeIfPresent(player, (player1, rEntityServer) -> {
-            rEntityServer.close();
-            return null;
-        });
+    private static final Map<Player, Long> LAST_SNEAKS = new HashMap<>();
+
+    static {
+        Bukkit.getScheduler().runTaskTimer(BauSystem.getInstance(), () -> {
+            long millis = System.currentTimeMillis();
+            LAST_SNEAKS.entrySet().removeIf(entry -> millis - entry.getValue() > 200);
+        }, 1, 1);
     }
 
-    private void showCursor(Player player, RayTraceUtils.RRayTraceResult rayTraceResult) {
+    @EventHandler(priority = EventPriority.HIGH)
+    public void onPlayerToggleSneak(PlayerToggleSneakEvent event) {
+        if (!event.isSneaking()) return;
+        Player player = event.getPlayer();
+        if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
+            return;
+        }
+        if (LAST_SNEAKS.containsKey(player)) {
+            CursorType type = cursorType.getOrDefault(player, CursorType.TNT).switchType();
+            cursorType.put(player, type);
+            calcCursor(player);
+        } else {
+            LAST_SNEAKS.put(player, System.currentTimeMillis());
+        }
+    }
+
+    private void calcCursor(Player player) {
+        if (!isSimulatorItem(player.getInventory().getItemInMainHand()) && !isSimulatorItem(player.getInventory().getItemInOffHand())) {
+            removeCursor(player);
+            return;
+        }
+        Simulator simulator = SimulatorStorage.getSimulator(player);
+        List<REntity> entities = SimulatorWatcher.getEntitiesOfSimulator(simulator);
+        RayTraceUtils.RRayTraceResult rayTraceResult = RayTraceUtils.traceREntity(player, player.getLocation(), entities);
+        if (rayTraceResult == null) {
+            removeCursor(player);
+            return;
+        }
+
+        showCursor(player, rayTraceResult);
+    }
+
+    private void removeCursor(Player player) {
+        REntityServer entityServer = cursors.get(player);
+        if (entityServer != null) {
+            entityServer.getEntities().forEach(REntity::die);
+        }
+    }
+
+    private synchronized void showCursor(Player player, RayTraceUtils.RRayTraceResult rayTraceResult) {
         REntityServer entityServer = cursors.computeIfAbsent(player, __ -> {
             REntityServer rEntityServer = new REntityServer();
             rEntityServer.addPlayer(player);
-            RFallingBlockEntity rFallingBlockEntity = new RFallingBlockEntity(rEntityServer, new Location(WORLD, 0, 0, 0, 0, 0), Material.GLASS);
-            rFallingBlockEntity.setNoGravity(true);
             return rEntityServer;
         });
-        entityServer.getEntities().forEach(rEntity -> {
-            rEntity.move(getPos(player, rayTraceResult).toLocation(WORLD));
+
+        CursorType type = cursorType.getOrDefault(player, CursorType.TNT);
+        REntity hitEntity = rayTraceResult.getHitEntity();
+        Location location = hitEntity != null ? new Vector(hitEntity.getX(), hitEntity.getY(), hitEntity.getZ()).toLocation(WORLD) :
+                type.position.apply(player, rayTraceResult).toLocation(WORLD);
+
+        Material material = hitEntity != null ? Material.GLASS : type.getMaterial();
+        List<RFallingBlockEntity> entities = entityServer.getEntitiesByType(RFallingBlockEntity.class);
+        entities.removeIf(rFallingBlockEntity -> {
+            if (rFallingBlockEntity.getMaterial() != material) {
+                rFallingBlockEntity.die();
+                return true;
+            }
+            rFallingBlockEntity.move(location);
+            return false;
         });
+        if (entities.isEmpty()) {
+            RFallingBlockEntity rFallingBlockEntity = new RFallingBlockEntity(entityServer, location, material);
+            rFallingBlockEntity.setNoGravity(true);
+            if (material == Material.GLASS) {
+                rFallingBlockEntity.setGlowing(true);
+            }
+        }
     }
 
-    public static Vector getPos(Player player, RayTraceUtils.RRayTraceResult result) {
+    public static Vector getPosTNT(Player player, RayTraceUtils.RRayTraceResult result) {
         Vector pos = result.getHitPosition();
 
         BlockFace face = result.getHitBlockFace();
@@ -196,4 +214,54 @@ public class SimulatorCursor implements Plain, Listener {
 
         return pos;
     }
+
+    private static Vector getPosRedstoneBlock(Player player, RayTraceUtils.RRayTraceResult result) {
+        Vector pos = result.getHitPosition();
+
+        BlockFace face = result.getHitBlockFace();
+        if (face != null) {
+            switch (face) {
+                case DOWN:
+                    pos.setY(pos.getY() - 0.98);
+                    break;
+                case EAST:
+                    pos.setX(pos.getX() + 0.49);
+                    break;
+                case WEST:
+                    pos.setX(pos.getX() - 0.49);
+                    break;
+                case NORTH:
+                    pos.setZ(pos.getZ() - 0.49);
+                    break;
+                case SOUTH:
+                    pos.setZ(pos.getZ() + 0.49);
+                    break;
+                default:
+                    break;
+            }
+        }
+
+        pos.setX(pos.getBlockX() + 0.5);
+        pos.setY(pos.getBlockY());
+        pos.setZ(pos.getBlockZ() + 0.5);
+        return pos;
+    }
+
+    @Getter
+    @AllArgsConstructor
+    public enum CursorType {
+        TNT(Material.TNT, SimulatorCursor::getPosTNT),
+        REDSTONE_BLOCK(Material.REDSTONE_BLOCK, SimulatorCursor::getPosRedstoneBlock),
+        ;
+
+        private Material material;
+        private BiFunction<Player, RayTraceUtils.RRayTraceResult, Vector> position;
+
+        public CursorType switchType() {
+            if (this == TNT) {
+                return REDSTONE_BLOCK;
+            }
+            return TNT;
+        }
+    }
 }

BauSystem_Main/src/de/steamwar/bausystem/features/simulator2/SimulatorStorage.java

@@ -0,0 +1,57 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2023  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.simulator2;
+
+import de.steamwar.bausystem.SWUtils;
+import de.steamwar.bausystem.features.simulator2.data.Simulator;
+import de.steamwar.bausystem.utils.ItemUtils;
+import org.bukkit.NamespacedKey;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class SimulatorStorage {
+
+    private static Map<String, Simulator> simulatorMap = new HashMap<>();
+    private static NamespacedKey simulatorSelection = SWUtils.getNamespaceKey("simulator_selection");
+
+    public static Simulator getSimulator(Player player) {
+        Simulator simulator = getSimulator(player.getInventory().getItemInMainHand());
+        if (simulator != null) return simulator;
+        return getSimulator(player.getInventory().getItemInOffHand());
+    }
+
+    public static Simulator getSimulator(ItemStack itemStack) {
+        if (!SimulatorCursor.isSimulatorItem(itemStack)) {
+            return null;
+        }
+        String selection = ItemUtils.getTag(itemStack, simulatorSelection);
+        if (selection == null) {
+            return null;
+        }
+        return simulatorMap.computeIfAbsent(selection, SimulatorStorage::loadSimulator);
+    }
+
+    private static Simulator loadSimulator(String name) {
+        return SimulatorTestCommand.SIMULATOR; // TODO: Implement Loading and legacy Loading
+    }
+}

BauSystem_Main/src/de/steamwar/bausystem/features/simulator2/SimulatorTestCommand.java

@@ -36,7 +36,7 @@ import org.bukkit.util.Vector;
 @Linked
 public class SimulatorTestCommand extends SWCommand {
 
-    private static final Simulator SIMULATOR = new Simulator("TestSim");
+    static final Simulator SIMULATOR = new Simulator("TestSim");
 
     public SimulatorTestCommand() {
         super("simtest");

BauSystem_Main/src/de/steamwar/bausystem/features/simulator2/SimulatorWatcher.java

@@ -111,4 +111,12 @@ public class SimulatorWatcher {
             return rEntityServer.getPlayers().isEmpty() ? null : rEntityServer;
         });
     }
+
+    List<REntity> getEntitiesOfSimulator(Simulator simulator) {
+        REntityServer entityServer = entityServers.get(simulator);
+        if (entityServer == null) {
+            return Collections.emptyList();
+        }
+        return entityServer.getEntities();
+    }
 }