package com.bukkit.mcteam.factions.listeners;

import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockDamageLevel;
import org.bukkit.entity.Player;
import org.bukkit.event.block.BlockDamageEvent;
import org.bukkit.event.block.BlockInteractEvent;
import org.bukkit.event.block.BlockListener;
import org.bukkit.event.block.BlockPlaceEvent;

import com.bukkit.mcteam.factions.Factions;
import com.bukkit.mcteam.factions.entities.*;
import com.bukkit.mcteam.factions.util.*;

public class FactionsBlockListener extends BlockListener {
	public Factions plugin;
	public FactionsBlockListener(Factions plugin) {
		this.plugin = plugin;
	}
	
	@Override
	public void onBlockPlace(BlockPlaceEvent event) {
		if (event.isCancelled()) {
			return; // Alright. lets listen to that.
		}
		if ( ! this.playerCanBuildDestroyBlock(event.getPlayer(), event.getBlock(), "build")) {
			event.setCancelled(true);
		}
	}
	
	@Override
	public void onBlockDamage(BlockDamageEvent event) {
		if (event.isCancelled()) {
			return; // Alright. lets listen to that.
		}
		if (event.getDamageLevel() == BlockDamageLevel.STOPPED && ! this.playerCanBuildDestroyBlock(event.getPlayer(), event.getBlock(), "destroy")) {
			event.setCancelled(true);
		}
	}
	
	public boolean playerCanBuildDestroyBlock(Player player, Block block, String action) {
		Coord coord = Coord.parseCoord(block);
		Faction otherFaction = Board.get(player.getWorld()).getFactionAt(coord);
		
		if (otherFaction == null || otherFaction.id == 0) {
			return true; // This is no faction territory. You may build or break stuff here.
		}
		
		Follower me = Follower.get(player);
		Faction myFaction = me.getFaction();
		
		// Cancel if we are not in our own territory
		if (myFaction != otherFaction) {
			me.sendMessage(Conf.colorSystem+"You can't "+action+" in the territory of "+otherFaction.getTag(myFaction));
			//otherFaction.sendMessage(me.getNameAndRelevant(otherFaction)+Conf.colorSystem+" tried to "+action+" "+TextUtil.getMaterialName(block.getType())+" in your territory");
			return false;
		}
		
		return true;
	}
	
	@Override
	public void onBlockInteract(BlockInteractEvent event) {
		if (event.isCancelled()) {
			return; // Alright. lets listen to that.
		}
		
		if ( ! (event.getEntity() instanceof Player)) {
			// So far mobs does not interact with the environment :P
			return;
		}
	
		Block block = event.getBlock();
		Player player = (Player) event.getEntity();
		
		if ( ! canPlayerUseRightclickBlock(player, block)) {
			event.setCancelled(true);
		}
	}
	
	public boolean canPlayerUseRightclickBlock(Player player, Block block) {
		Material material = block.getType();

		// We only care about some material types.
		if ( ! Conf.territoryProtectedMaterials.contains(material)) {
			return true;
		}
		
		Follower me = Follower.get(player);
		Faction myFaction = me.getFaction();
		Coord blockCoord = Coord.from(block.getLocation());
		Faction otherFaction = Board.get(player.getWorld()).getFactionAt(blockCoord);
		
		if (otherFaction != null && otherFaction.id != 0 && myFaction != otherFaction) {
			me.sendMessage(Conf.colorSystem+"You can't use "+TextUtil.getMaterialName(material)+" in the territory of "+otherFaction.getTag(myFaction));
			//otherFaction.sendMessage(me.getNameAndRelevant(otherFaction)+Conf.colorSystem+" tried to use "+TextUtil.getMaterialName(material)+" in your territory");
			return false;
		}
		return true;
	}
}