PlayerStatusHandler.java

/**
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */

package tntrun.eventhandler;

import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.event.entity.EntityDamageEvent;
import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
import org.bukkit.event.entity.FoodLevelChangeEvent;

import tntrun.TNTRun;
import tntrun.arena.Arena;
import tntrun.arena.structure.StructureManager.DamageEnabled;

public class PlayerStatusHandler implements Listener {

	private TNTRun plugin;

	public PlayerStatusHandler(TNTRun plugin) {
		this.plugin = plugin;
	}

	// handle damage based on arena settings
	// fall damage is always cancelled
	@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
	public void onPlayerDamage(EntityDamageEvent e) {
		if (e.getEntity() instanceof Player) {
			Player player = (Player) e.getEntity();
			Arena arena = plugin.amanager.getPlayerArena(player.getName());
			if (arena != null) {
				if (e.getCause() == DamageCause.FALL) {
					e.setCancelled(true);
					return;
				}
				DamageEnabled status = arena.getStructureManager().getDamageEnabled();
				switch (status) {
					case YES: {
						return;
					}
					case ZERO: {
						e.setDamage(0);
						return;
					}
					case NO: {
						e.setCancelled(true);
						return;
					}
				}
			}
		}
	}

	// cancel all to damage to and from spectators
	@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
	public void onDamageByPlayer(EntityDamageByEntityEvent e) {
		if (e.getEntity() instanceof Player && e.getDamager() instanceof Player) {
			Player player = (Player) e.getEntity();
			Player damager = (Player) e.getDamager();
			Arena arena = plugin.amanager.getPlayerArena(player.getName());
			if (arena != null) {
				if (arena.getPlayersManager().isSpectator(player.getName()) || arena.getPlayersManager().isSpectator(damager.getName())) {
					e.setCancelled(true);
				}
			}
		}
	}

	// player should have infinite food while in arena
	@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
	public void onPlayerDamage(FoodLevelChangeEvent e) {
		if (e.getEntity() instanceof Player) {
			Player player = (Player) e.getEntity();
			if (plugin.amanager.getPlayerArena(player.getName()) != null) {
				e.setCancelled(true);
			}
		}
	}

}