/*
 * Pixel Dungeon
 * Copyright (C) 2012-2015 Oleg Dolya
 *
 * Shattered Pixel Dungeon
 * Copyright (C) 2014-2018 Evan Debenham
 *
 * 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 com.shatteredpixel.shatteredpixeldungeon.items.weapon.missiles.darts;

import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
import com.shatteredpixel.shatteredpixeldungeon.actors.Char;
import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.MagicImmune;
import com.shatteredpixel.shatteredpixeldungeon.actors.hero.Hero;
import com.shatteredpixel.shatteredpixeldungeon.items.weapon.enchantments.Projecting;
import com.shatteredpixel.shatteredpixeldungeon.items.weapon.melee.Crossbow;
import com.shatteredpixel.shatteredpixeldungeon.items.weapon.missiles.MissileWeapon;
import com.shatteredpixel.shatteredpixeldungeon.sprites.ItemSpriteSheet;

public class Dart extends MissileWeapon {

	{
		image = ItemSpriteSheet.DART;
	}

	@Override
	public int min(int lvl) {
		return bow != null ? 4 + bow.level() : 1;
	}

	@Override
	public int max(int lvl) {
		return bow != null ? 12 + 3*bow.level() : 2;
	}

	@Override
	public int STRReq(int lvl) {
		return 9;
	}
	
	@Override
	protected float durabilityPerUse() {
		return 0;
	}
	
	private static Crossbow bow;
	
	private void updateCrossbow(){
		if (Dungeon.hero.belongings.weapon instanceof Crossbow){
			bow = (Crossbow) Dungeon.hero.belongings.weapon;
		} else {
			bow = null;
		}
	}
	
	@Override
	public int throwPos(Hero user, int dst) {
		if (bow != null && bow.hasEnchant(Projecting.class, user)
				&& !Dungeon.level.solid[dst] && Dungeon.level.distance(user.pos, dst) <= 4){
			return dst;
		} else {
			return super.throwPos(user, dst);
		}
	}
	
	@Override
	public int proc(Char attacker, Char defender, int damage) {
		if (bow != null && bow.enchantment != null && attacker.buff(MagicImmune.class) == null){
			damage = bow.enchantment.proc(bow, attacker, defender, damage);
		}
		return super.proc(attacker, defender, damage);
	}
	
	@Override
	protected void onThrow(int cell) {
		updateCrossbow();
		super.onThrow(cell);
	}
	
	@Override
	public String info() {
		updateCrossbow();
		return super.info();
	}
	
	@Override
	public int price() {
		return 4 * quantity;
	}
}
