/*
 * Pixel Dungeon
 * Copyright (C) 2012-2015 Oleg Dolya
 *
 * Shattered Pixel Dungeon
 * Copyright (C) 2014-2015 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;

import java.util.ArrayList;

import com.shatteredpixel.shatteredpixeldungeon.actors.Char;
import com.watabou.noosa.audio.Sample;
import com.watabou.noosa.tweeners.AlphaTweener;
import com.shatteredpixel.shatteredpixeldungeon.Assets;
import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
import com.shatteredpixel.shatteredpixeldungeon.actors.Actor;
import com.shatteredpixel.shatteredpixeldungeon.actors.hero.Hero;
import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Bee;
import com.shatteredpixel.shatteredpixeldungeon.effects.Pushing;
import com.shatteredpixel.shatteredpixeldungeon.effects.Splash;
import com.shatteredpixel.shatteredpixeldungeon.levels.Level;
import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
import com.shatteredpixel.shatteredpixeldungeon.sprites.ItemSpriteSheet;
import com.watabou.utils.Bundle;
import com.watabou.utils.Random;

public class Honeypot extends Item {
	
	public static final String AC_SHATTER	= "SHATTER";
	
	{
		name = "honeypot";
		image = ItemSpriteSheet.HONEYPOT;
		defaultAction = AC_THROW;
		stackable = true;
	}
	
	@Override
	public ArrayList<String> actions( Hero hero ) {
		ArrayList<String> actions = super.actions( hero );
		actions.add( AC_SHATTER );
		return actions;
	}
	
	@Override
	public void execute( final Hero hero, String action ) {
		if (action.equals( AC_SHATTER )) {
			
			hero.sprite.zap( hero.pos );
			
			detach( hero.belongings.backpack );

			shatter( hero, hero.pos ).collect();

			hero.next();
			
		} else {
			super.execute( hero, action );
		}
	}
	
	@Override
	protected void onThrow( int cell ) {
		if (Level.pit[cell]) {
			super.onThrow( cell );
		} else {
			Dungeon.level.drop(shatter( null, cell ), cell);
		}
	}
	
	public Item shatter( Char owner, int pos ) {
		
		if (Dungeon.visible[pos]) {
			Sample.INSTANCE.play( Assets.SND_SHATTER );
			Splash.at( pos, 0xffd500, 5 );
		}
		
		int newPos = pos;
		if (Actor.findChar( pos ) != null) {
			ArrayList<Integer> candidates = new ArrayList<Integer>();
			boolean[] passable = Level.passable;
			
			for (int n : Level.NEIGHBOURS4) {
				int c = pos + n;
				if (passable[c] && Actor.findChar( c ) == null) {
					candidates.add( c );
				}
			}
	
			newPos = candidates.size() > 0 ? Random.element( candidates ) : -1;
		}
		
		if (newPos != -1) {
			Bee bee = new Bee();
			bee.spawn( Dungeon.depth );
			bee.setPotInfo( pos, owner );
			bee.HP = bee.HT;
			bee.pos = newPos;
			
			GameScene.add( bee );
			Actor.addDelayed( new Pushing( bee, pos, newPos ), -1f );
			
			bee.sprite.alpha( 0 );
			bee.sprite.parent.add( new AlphaTweener( bee.sprite, 1, 0.15f ) );
			
			Sample.INSTANCE.play( Assets.SND_BEE );
			return new ShatteredPot().setBee( bee );
		} else {
			return this;
		}
	}
	
	@Override
	public boolean isUpgradable() {
		return false;
	}
	
	@Override
	public boolean isIdentified() {
		return true;
	}
	
	@Override
	public int price() {
		return 30 * quantity;
	}
	
	@Override
	public String info() {
		return
			"This large honeypot is only really lined with honey, instead it houses a giant bee! " +
			"These sorts of massive bees usually stay in their hives, perhaps the pot is some sort of specialized trapper's cage? " +
			"The bee seems pretty content inside the pot with its honey, and buzzes at you warily when you look at it.";
	}



	//The bee's broken 'home', all this item does is let its bee know where it is, and who owns it (if anyone).
	public static class ShatteredPot extends Item {

		{
			name = "shattered honeypot";
			image = ItemSpriteSheet.SHATTPOT;
			stackable = false;
		}

		private int myBee;
		private int beeDepth;

		public Item setBee(Char bee){
			myBee = bee.id();
			beeDepth = Dungeon.depth;
			return this;
		}

		@Override
		public boolean doPickUp(Hero hero) {
			if ( super.doPickUp(hero) ){
				setHolder( hero );
				return true;
			}else
				return false;
		}

		@Override
		public void doDrop(Hero hero) {
			super.doDrop(hero);
			updateBee( hero.pos, null );
		}

		@Override
		protected void onThrow(int cell) {
			super.onThrow(cell);
			updateBee( cell, null );
		}

		public void setHolder(Char holder){
			updateBee(holder.pos, holder );
		}

		public void goAway(){
			updateBee( -1, null);
		}

		private void updateBee( int cell, Char holder){
			//important, as ids are not unique between depths.
			if (Dungeon.depth != beeDepth)
				return;

			Bee bee = (Bee)Actor.findById( myBee );
			if (bee != null)
				bee.setPotInfo( cell, holder );
		}

		@Override
		public boolean isUpgradable() {
			return false;
		}

		@Override
		public boolean isIdentified() {
			return true;
		}

		@Override
		public String info() {
			String info =
				"The pot has been shattered, only the sticky honey that lines its walls is holding it together, and it is slowly coming apart.";

			if (Actor.findById( myBee ) != null)
				info += "\n\nDespite its broken state, the bee still seems quite fond of the pot, and is understandably quite mad.";
			else
				info += "\n\nNow that its bee is gone, you can't think of a use for this wad of broken clay and drying honey.";

			return info;
		}

		private static final String MYBEE = "mybee";
		private static final String BEEDEPTH = "beedepth";

		@Override
		public void storeInBundle(Bundle bundle) {
			super.storeInBundle(bundle);
			bundle.put( MYBEE, myBee );
			bundle.put( BEEDEPTH, beeDepth );
		}

		@Override
		public void restoreFromBundle(Bundle bundle) {
			super.restoreFromBundle(bundle);
			myBee = bundle.getInt( MYBEE );
			beeDepth = bundle.getInt( BEEDEPTH );
		}
	}
}
