Better WorldReset and faster blockplacement

src/de/steamwar/spectatesystem/PacketProcessor.java

@@ -32,8 +32,11 @@ import net.md_5.bungee.api.ChatMessageType;
 import net.md_5.bungee.api.chat.BaseComponent;
 import net.md_5.bungee.api.chat.TextComponent;
 import net.minecraft.server.v1_15_R1.Block;
+import net.minecraft.server.v1_15_R1.BlockPosition;
+import net.minecraft.server.v1_15_R1.IBlockData;
+import net.minecraft.server.v1_15_R1.WorldServer;
 import org.bukkit.*;
-import org.bukkit.craftbukkit.v1_15_R1.block.data.CraftBlockData;
+import org.bukkit.craftbukkit.v1_15_R1.CraftWorld;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitTask;
 
@@ -252,8 +255,14 @@ class PacketProcessor {
         if (Config.TechhiderActive && Config.HiddenBlocks.contains(blockState)) {
             blockState = Config.ObfuscateWith;
         }
-        CraftBlockData craftBlockData = CraftBlockData.fromData(Objects.requireNonNull(Block.REGISTRY_ID.fromId(blockState)));
+        IBlockData blockData = Objects.requireNonNull(Block.REGISTRY_ID.fromId(blockState));
-        Bukkit.getScheduler().runTask(SpectateSystem.get(), () -> world.getBlockAt(x, y, z).setBlockData(craftBlockData));
+        Bukkit.getScheduler().runTask(SpectateSystem.get(), () -> {
+            WorldServer cworld = ((CraftWorld)world).getHandle();
+            BlockPosition pos = new BlockPosition(x, y, z);
+            cworld.removeTileEntity(pos);
+            cworld.setTypeAndData(pos, blockData, 1042);
+            cworld.getChunkProvider().flagDirty(pos);
+        });
     }
 
     private void endSpectating(){

src/de/steamwar/spectatesystem/util/WorldLoader.java

@@ -23,6 +23,7 @@ import de.steamwar.spectatesystem.Config;
 import de.steamwar.spectatesystem.SpectateSystem;
 import de.steamwar.spectatesystem.elements.REntity;
 import net.minecraft.server.v1_15_R1.BlockPosition;
+import net.minecraft.server.v1_15_R1.Blocks;
 import net.minecraft.server.v1_15_R1.IBlockData;
 import net.minecraft.server.v1_15_R1.WorldServer;
 import org.bukkit.Bukkit;
@@ -52,7 +53,10 @@ public class WorldLoader {
             REntity.removeAll();
             World backupWorld = new WorldCreator(world.getName() + "-backup").createWorld();
 
-            int delay = 0;
+            int delay = 1;
+            Bukkit.getScheduler().runTaskLater(SpectateSystem.get(), () -> fillTeamArea(Config.TeamBlueCornerX, Config.TeamBlueCornerY, Config.TeamBlueCornerZ, Config.SchemsizeX, Config.SchemsizeY, Config.SchemsizeZ), delay++);
+            Bukkit.getScheduler().runTaskLater(SpectateSystem.get(), () -> fillTeamArea(Config.TeamRedCornerX, Config.TeamRedCornerY, Config.TeamRedCornerZ, Config.SchemsizeX, Config.SchemsizeY, Config.SchemsizeZ), delay++);
+
             for(int cX = (int) Math.floor(Config.ArenaMinX / 16.0); cX <= (int) Math.floor(Config.ArenaMaxX / 16.0); cX++){
                 for(int cZ = (int) Math.floor(Config.ArenaMinZ / 16.0); cZ <= (int) Math.floor(Config.ArenaMaxZ / 16.0); cZ++){
                     int finalCX = cX;
@@ -65,6 +69,20 @@ public class WorldLoader {
         });
     }
 
+    public static void fillTeamArea(int teamX, int teamY, int teamZ, int sizeX, int sizeY, int sizeZ){
+        WorldServer cworld = ((CraftWorld)world).getHandle();
+        for(int x = teamX; x < teamX + sizeX; x++){
+            for(int y = teamY; y < teamY + sizeY; y++){
+                for(int z = teamZ; z < teamZ + sizeZ; z++){
+                    BlockPosition pos = new BlockPosition(x, y, z);
+                    cworld.removeTileEntity(pos);
+                    cworld.setTypeAndData(pos, Blocks.AIR.getBlockData(), 1042);
+                    cworld.getChunkProvider().flagDirty(pos);
+                }
+            }
+        }
+    }
+
     public static void reloadChunk(World backupWorld, int cX, int cZ){
         WorldServer cworld = ((CraftWorld)world).getHandle();
         WorldServer backup = ((CraftWorld) backupWorld).getHandle();