DragonAttackPatternTask.java

/*
    ExtraHardMode Server Plugin for Minecraft
    Copyright (C) 2012 Ryan Hamshire

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package me.ryanhamshire.ExtraHardMode;

import java.util.ArrayList;

import org.bukkit.World;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;

public class DragonAttackPatternTask implements Runnable {

	private Player player;
	private LivingEntity dragon;
	private ArrayList<Player> playersFightingDragon;
	
	public DragonAttackPatternTask(LivingEntity dragon, Player player, ArrayList<Player> playersFightingDragon)
	{
		this.dragon = dragon;
		this.player = player;
		this.playersFightingDragon = playersFightingDragon;
	}

	@Override
	public void run()
	{
		if(this.dragon.isDead()) return;
		
		World world = this.dragon.getWorld();
		
		//if the player has been defeated
		if(!this.player.isOnline() || world != this.player.getWorld() || this.player.isDead())
		{
			//announce the combat result
			this.playersFightingDragon.remove(this.player);
			if(ExtraHardMode.instance.config_enderDragonCombatAnnouncements && !this.player.isDead())
			{
				ExtraHardMode.instance.getServer().broadcastMessage(this.player.getName() + " has been defeated by the dragon!");
			}
			
			//restore some of the dragon's health
			int newHealth = (int)(this.dragon.getHealth() + this.dragon.getMaxHealth() * .25);
			if(newHealth > this.dragon.getMaxHealth())
			{
				this.dragon.setHealth(this.dragon.getMaxHealth());
			}
			else
			{
				this.dragon.setHealth(newHealth);
			}
			
			return;
		}
		
		for(int i = 0; i < 3; i++)
		{
			DragonAttackTask task = new DragonAttackTask(this.dragon, this.player);
			ExtraHardMode.instance.getServer().getScheduler().scheduleSyncDelayedTask(ExtraHardMode.instance, task, 20L * i + (ExtraHardMode.randomNumberGenerator.nextInt(20)));
		}
		
		ExtraHardMode.instance.getServer().getScheduler().scheduleSyncDelayedTask(ExtraHardMode.instance, this, 20L * 30);
	}
}