class="kw">package com.hypixel.hytale.server.core.command.commands.player.camera;

class="kw">import com.hypixel.hytale.component.Ref;
class="kw">import com.hypixel.hytale.component.Store;
class="kw">import com.hypixel.hytale.event.EventRegistry;
class="kw">import com.hypixel.hytale.math.iterator.BlockIterator;
class="kw">import com.hypixel.hytale.math.util.ChunkUtil;
class="kw">import com.hypixel.hytale.protocol.ClientCameraView;
class="kw">import com.hypixel.hytale.protocol.Direction;
class="kw">import com.hypixel.hytale.protocol.MouseButtonState;
class="kw">import com.hypixel.hytale.protocol.MouseButtonType;
class="kw">import com.hypixel.hytale.protocol.MouseInputType;
class="kw">import com.hypixel.hytale.protocol.MovementForceRotationType;
class="kw">import com.hypixel.hytale.protocol.PositionDistanceOffsetType;
class="kw">import com.hypixel.hytale.protocol.RotationType;
class="kw">import com.hypixel.hytale.protocol.ServerCameraSettings;
class="kw">import com.hypixel.hytale.protocol.packets.camera.SetServerCamera;
class="kw">import com.hypixel.hytale.server.core.HytaleServer;
class="kw">import com.hypixel.hytale.server.core.asset.type.blocktype.config.BlockType;
class="kw">import com.hypixel.hytale.server.core.entity.entities.player.CameraManager;
class="kw">import com.hypixel.hytale.server.core.event.events.player.PlayerConnectEvent;
class="kw">import com.hypixel.hytale.server.core.event.events.player.PlayerInteractEvent;
class="kw">import com.hypixel.hytale.server.core.event.events.player.PlayerMouseButtonEvent;
class="kw">import com.hypixel.hytale.server.core.universe.PlayerRef;
class="kw">import com.hypixel.hytale.server.core.universe.Universe;
class="kw">import com.hypixel.hytale.server.core.universe.world.World;
class="kw">import com.hypixel.hytale.server.core.universe.world.storage.EntityStore;
class="kw">import java.util.concurrent.CopyOnWriteArrayList;
class="kw">import javax.annotation.Nonnull;
class="kw">import org.joml.Vector3f;
class="kw">import org.joml.Vector3i;

class="kw">public class CameraDemo {
   class="kw">public class="kw">static class="kw">final CameraDemo INSTANCE = new CameraDemo();
   class="kw">private class="kw">final EventRegistry eventRegistry = new EventRegistry(
      new CopyOnWriteArrayList<>(), () -> this.isActive, "CameraDemo is not active!", HytaleServer.get().getEventBus()
   );
   class="kw">private class="kw">final ServerCameraSettings cameraSettings = createServerCameraSettings();
   class="kw">private boolean isActive;

   class="kw">public CameraDemo() {
   }

   class="kw">public void activate() {
      if (!this.isActive) {
         this.eventRegistry.enable();
         this.isActive = true;
         this.eventRegistry.register(PlayerConnectEvent.class, var1 -> this.onAddNewPlayer(var1.getPlayerRef()));
         this.eventRegistry.register(PlayerMouseButtonEvent.class, this::onPlayerMouseButton);
         this.eventRegistry.registerGlobal(PlayerInteractEvent.class, var0 -> var0.setCancelled(true));
         Universe.get().getPlayers().forEach(this::onAddNewPlayer);
      }
   }

   class="kw">public void deactivate() {
      if (this.isActive) {
         this.eventRegistry.shutdownAndCleanup(false);
         Universe.get().getPlayers().forEach(var0 -> {
            CameraManager var1 = var0.getComponent(CameraManager.getComponentType());
            if (var1 != null) {
               var1.resetCamera(var0);
            }
         });
         this.isActive = false;
      }
   }

   class="kw">private void onAddNewPlayer(@Nonnull PlayerRef var1) {
      var1.getPacketHandler().writeNoCache(new SetServerCamera(ClientCameraView.Custom, true, this.cameraSettings));
   }

   class="kw">private void onPlayerMouseButton(@Nonnull PlayerMouseButtonEvent var1) {
      if (var1.getMouseButton().state == MouseButtonState.Released) {
         Ref var2 = var1.getPlayerRef();
         if (var2.isValid()) {
            Store var3 = var2.getStore();
            World var4 = var3.getExternalData().getWorld();
            Vector3i var5 = var1.getTargetBlock();
            CameraManager var6 = var3.getComponent(var2, CameraManager.getComponentType());
            assert var6 != null;
            Vector3i var7 = var6.getLastMouseButtonPressedPosition(var1.getMouseButton().mouseButtonType);
            if (var1.getMouseButton().mouseButtonType == MouseButtonType.Middle) {
               if (var1.getItemInHand() != null && var1.getItemInHand().hasBlockType() && var5 != null) {
                  String var8 = var1.getItemInHand().getId();
                  int var9 = BlockType.getAssetMap().getIndex(var8);
                  if (var9 == Integer.MIN_VALUE) {
                     throw new IllegalArgumentException("Unknown key! " + var8);
                  }

                  if (!var7.equals(var5)) {
                     BlockIterator.iterateFromTo(var7, var5, (var2x, var3x, var4x, var5x, var7x, var9x, var11x, var13x, var15x) -> {
                        var4.getChunk(ChunkUtil.indexChunkFromBlock(var2x, var4x)).setBlock(var2x, var3x, var4x, var9);
                        class="kw">return true;
                     });
                  } else {
                     int var10 = var5.x();
                     int var11 = var5.z();
                     var4.getChunk(ChunkUtil.indexChunkFromBlock(var10, var11)).setBlock(var10, var5.y(), var11, var9);
                  }
               }
            } else if (var1.getMouseButton().mouseButtonType == MouseButtonType.Right) {
               if (!var7.equals(var5)) {
                  BlockIterator.iterateFromTo(var7, var5, (var1x, var2x, var3x, var4x, var6x, var8x, var10x, var12x, var14x) -> {
                     var4.getChunk(ChunkUtil.indexChunkFromBlock(var1x, var3x)).setBlock(var1x, var2x, var3x, 0);
                     class="kw">return true;
                  });
               } else {
                  int var12 = var5.x();
                  int var14 = var5.z();
                  var4.getChunk(ChunkUtil.indexChunkFromBlock(var12, var14)).setBlock(var12, var5.y(), var14, 0);
               }
            } else if (var1.getMouseButton().mouseButtonType == MouseButtonType.Left
               && var1.getItemInHand() != null
               && var1.getItemInHand().hasBlockType()
               && var5 != null) {
               String var13 = var1.getItemInHand().getId();
               int var15 = BlockType.getAssetMap().getIndex(var13);
               if (var15 == Integer.MIN_VALUE) {
                  throw new IllegalArgumentException("Unknown key! " + var13);
               }

               if (!var7.equals(var5)) {
                  BlockIterator.iterateFromTo(
                     var7.x(),
                     var7.y() + 1,
                     var7.z(),
                     var5.x(),
                     var5.y() + 1,
                     var5.z(),
                     (var2x, var3x, var4x, var5x, var7x, var9x, var11x, var13x, var15x) -> {
                        var4.getChunk(ChunkUtil.indexChunkFromBlock(var2x, var4x)).setBlock(var2x, var3x, var4x, var15);
                        class="kw">return true;
                     }
                  );
               } else {
                  int var16 = var5.x();
                  int var17 = var5.z();
                  var4.getChunk(ChunkUtil.indexChunkFromBlock(var16, var17)).setBlock(var16, var5.y() + 1, var17, var15);
               }
            }
         }
      }
   }

   @Nonnull
   class="kw">private class="kw">static ServerCameraSettings createServerCameraSettings() {
      ServerCameraSettings var0 = new ServerCameraSettings();
      var0.positionLerpSpeed = 0.2F;
      var0.rotationLerpSpeed = 0.2F;
      var0.distance = 20.0F;
      var0.displayCursor = true;
      var0.sendMouseMotion = true;
      var0.isFirstPerson = false;
      var0.movementForceRotationType = MovementForceRotationType.Custom;
      var0.eyeOffset = true;
      var0.positionDistanceOffsetType = PositionDistanceOffsetType.DistanceOffset;
      var0.rotationType = RotationType.Custom;
      var0.rotation = new Direction(0.0F, (float) (-Math.PI / 2), 0.0F);
      var0.mouseInputType = MouseInputType.LookAtPlane;
      var0.planeNormal = new Vector3f(0.0F, 1.0F, 0.0F);
      class="kw">return var0;
   }
}