DisruptionTeleportRandomly.java

/*******************************************************************************
 * AbyssalCraft
 * Copyright (c) 2012 - 2017 Shinoow.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v3
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl-3.0.txt
 *
 * Contributors:
 *     Shinoow -  implementation
 ******************************************************************************/
package com.shinoow.abyssalcraft.common.disruptions;

import java.util.List;

import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.SoundEvents;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.util.SoundCategory;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.entity.living.EnderTeleportEvent;

import com.shinoow.abyssalcraft.api.energy.disruption.DisruptionEntry;

public class DisruptionTeleportRandomly extends DisruptionEntry {

	public DisruptionTeleportRandomly() {
		super("randomTeleport", null);
	}

	@Override
	public void disrupt(World world, BlockPos pos, List<EntityPlayer> players) {
		if(!players.isEmpty())
			for(EntityPlayer player : players)
				teleportRandomly(player, world);
	}

	protected boolean teleportRandomly(EntityPlayer player, World world)
	{
		double d0 = player.posX + (world.rand.nextDouble() - 0.5D) * 64.0D;
		double d1 = player.posY + (world.rand.nextInt(64) - 32);
		double d2 = player.posZ + (world.rand.nextDouble() - 0.5D) * 64.0D;
		return teleportTo(d0, d1, d2, player, world);
	}

	protected boolean teleportTo(double par1, double par3, double par5, EntityPlayer player, World world)
	{
		EnderTeleportEvent event = new EnderTeleportEvent(player, par1, par3, par5, 0);
		if (MinecraftForge.EVENT_BUS.post(event))
			return false;
		double d3 = player.posX;
		double d4 = player.posY;
		double d5 = player.posZ;
		player.posX = event.getTargetX();
		player.posY = event.getTargetY();
		player.posZ = event.getTargetZ();
		boolean flag = false;
		BlockPos pos = new BlockPos(player.posX, player.posY, player.posZ);

		if (world.isBlockLoaded(pos))
		{
			boolean flag1 = false;

			while (!flag1 && pos.getY() > 0)
			{
				BlockPos pos1 = pos.down();
				IBlockState block = world.getBlockState(pos1);

				if (block.getMaterial().blocksMovement())
					flag1 = true;
				else
				{
					--player.posY;
					pos = pos1;
				}
			}

			if (flag1)
			{
				player.setPosition(player.posX, player.posY, player.posZ);

				if (world.getCollisionBoxes(player, player.getEntityBoundingBox()).isEmpty() && !world.containsAnyLiquid(player.getEntityBoundingBox()))
					flag = true;
			}
		}

		if (!flag)
		{
			player.setPosition(d3, d4, d5);
			return false;
		}
		else
		{
			short short1 = 128;

			for (int l = 0; l < short1; ++l)
			{
				double d6 = l / (short1 - 1.0D);
				float f = (world.rand.nextFloat() - 0.5F) * 0.2F;
				float f1 = (world.rand.nextFloat() - 0.5F) * 0.2F;
				float f2 = (world.rand.nextFloat() - 0.5F) * 0.2F;
				double d7 = d3 + (player.posX - d3) * d6 + (world.rand.nextDouble() - 0.5D) * player.width * 2.0D;
				double d8 = d4 + (player.posY - d4) * d6 + world.rand.nextDouble() * player.height;
				double d9 = d5 + (player.posZ - d5) * d6 + (world.rand.nextDouble() - 0.5D) * player.width * 2.0D;
				world.spawnParticle(EnumParticleTypes.PORTAL, d7, d8, d9, f, f1, f2);
			}

			world.playSound(d3, d4, d5, SoundEvents.ENTITY_ENDERMEN_TELEPORT, SoundCategory.PLAYERS, 1.0F, 1.0F, false);
			player.playSound(SoundEvents.ENTITY_ENDERMEN_TELEPORT, 1.0F, 1.0F);
			return true;
		}
	}
}