DungeonsXL/src/io/github/dre2n/dungeonsxl/sign/MythicMobsSign.java

package io.github.dre2n.dungeonsxl.sign;

import io.github.dre2n.dungeonsxl.dungeon.game.GameWorld;
import io.github.dre2n.dungeonsxl.mob.DMob;
import io.github.dre2n.dungeonsxl.util.IntegerUtil;

import java.util.ArrayList;

import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Sign;
import org.bukkit.entity.Entity;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;

public class MythicMobsSign extends DSign {
	
	private DSignType type = DSignTypeDefault.MYTHIC_MOBS;
	
	// Variables
	private String mob;
	private int maxinterval = 1;
	private int interval = 0;
	private int amount = 1;
	private boolean initialized;
	private boolean active;
	private int taskId = -1;
	private Location spawnLoc;
	private LivingEntity mythicMob;
	private ArrayList<Entity> mythicMobs = new ArrayList<Entity>();
	
	public MythicMobsSign(Sign sign, GameWorld gameWorld) {
		super(sign, gameWorld);
	}
	
	@Override
	public boolean check() {
		String lines[] = getSign().getLines();
		if (lines[1].equals("") || lines[2].equals("")) {
			return false;
		}
		
		if (lines[1] == null) {
			return false;
		}
		
		String[] atributes = lines[2].split(",");
		if (atributes.length == 2) {
			return true;
			
		} else {
			return false;
		}
	}
	
	@Override
	public void onInit() {
		String lines[] = getSign().getLines();
		if ( !lines[1].equals("") && !lines[2].equals("")) {
			String mob = lines[1];
			if (mob != null) {
				String[] attributes = lines[2].split(",");
				if (attributes.length == 2) {
					this.mob = mob;
					maxinterval = IntegerUtil.parseInt(attributes[0]);
					amount = IntegerUtil.parseInt(attributes[1]);
				}
			}
		}
		getSign().getBlock().setType(Material.AIR);
		
		initialized = true;
	}
	
	@Override
	public void onTrigger() {
		if ( !initialized || active) {
			return;
		}
		
		MobSpawnScheduler scheduler = new MobSpawnScheduler(this);
		
		taskId = plugin.getServer().getScheduler().scheduleSyncRepeatingTask(plugin, scheduler, 0L, 20L);
		
		active = true;
	}
	
	@Override
	public void onDisable() {
		if ( !initialized || !active) {
			return;
		}
		
		killTask();
		interval = 0;
		active = false;
	}
	
	public void killTask() {
		if ( !initialized || !active) {
			return;
		}
		
		if (taskId != -1) {
			plugin.getServer().getScheduler().cancelTask(taskId);
			taskId = -1;
		}
	}
	
	public class MobSpawnScheduler implements Runnable {
		private MythicMobsSign sign;
		
		public MobSpawnScheduler(MythicMobsSign sign) {
			this.sign = sign;
		}
		
		@Override
		public void run() {
			if (sign.interval <= 0) {
				World world = sign.getSign().getWorld();
				GameWorld gameWorld = GameWorld.getByWorld(world);
				
				if (gameWorld != null) {
					spawnLoc = sign.getSign().getLocation().add(0.5, 0, 0.5);
					double x = spawnLoc.getX();
					double y = spawnLoc.getY();
					double z = spawnLoc.getZ();
					
					String command = "mm mobs spawn " + mob + " " + amount + " DXL_Game_" + gameWorld.getId() + "," + x + "," + y + "," + z;
					Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), command);
					
					setMythicMobs();
					if (mythicMob != null) {
						new DMob(mythicMob, sign.getGameWorld(), null, mob);
					}
					
					// Set the amount
					if (amount != -1) {
						if (amount > 1) {
							amount--;
						} else {
							killTask();
							sign.remove();
						}
					}
					
					sign.interval = sign.maxinterval;
				} else {
					sign.killTask();
				}
			}
			sign.interval--;
		}
	}
	
	private void setMythicMobs() {
		for (Entity entity : spawnLoc.getChunk().getEntities()) {
			if (entity.getLocation().getX() >= spawnLoc.getX() - 1 && entity.getLocation().getX() <= spawnLoc.getX() + 1 && entity.getLocation().getY() >= spawnLoc.getY() - 1
			        && entity.getLocation().getY() <= spawnLoc.getY() + 1 && entity.getLocation().getZ() >= spawnLoc.getZ() - 1 && entity.getLocation().getZ() <= spawnLoc.getZ() + 1
			        && !mythicMobs.contains(entity) && entity.isCustomNameVisible() && !(entity instanceof Player)) {
				mythicMob = (LivingEntity) entity;
				mythicMobs.add(entity);
				return;
			}
		}
	}
	
	@Override
	public DSignType getType() {
		return type;
	}
	
}