package net.minecraft.network.play.server;

import java.io.IOException;
import javax.annotation.Nullable;
import net.minecraft.client.network.play.IClientPlayNetHandler;
import net.minecraft.entity.Entity;
import net.minecraft.network.IPacket;
import net.minecraft.network.PacketBuffer;
import net.minecraft.world.World;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;

public class SCameraPacket implements IPacket<IClientPlayNetHandler> {
   public int entityId;

   public SCameraPacket() {
   }

   public SCameraPacket(Entity entityIn) {
      this.entityId = entityIn.getEntityId();
   }

   /**
    * Reads the raw packet data from the data stream.
    */
   public void readPacketData(PacketBuffer buf) throws IOException {
      this.entityId = buf.readVarInt();
   }

   /**
    * Writes the raw packet data to the data stream.
    */
   public void writePacketData(PacketBuffer buf) throws IOException {
      buf.writeVarInt(this.entityId);
   }

   public void processPacket(IClientPlayNetHandler handler) {
      handler.handleCamera(this);
   }

   @Nullable
   @OnlyIn(Dist.CLIENT)
   public Entity getEntity(World worldIn) {
      return worldIn.getEntityByID(this.entityId);
   }
}