<?php

/*
 *
 *  ____            _        _   __  __ _                  __  __ ____  
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \ 
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/ 
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_| 
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
*/

namespace PocketMine\Item;

//All Block IDs are here too
const AIR = 0;
const STONE = 1;
const GRASS = 2;
const DIRT = 3;
const COBBLESTONE = 4;
const COBBLE = 4;
const PLANK = 5;
const PLANKS = 5;
const WOODEN_PLANK = 5;
const WOODEN_PLANKS = 5;
const SAPLING = 6;
const SAPLINGS = 6;
const BEDROCK = 7;
const WATER = 8;
const STILL_WATER = 9;
const LAVA = 10;
const STILL_LAVA = 11;
const SAND = 12;
const GRAVEL = 13;
const GOLD_ORE = 14;
const IRON_ORE = 15;
const COAL_ORE = 16;
const WOOD = 17;
const TRUNK = 17;
const LEAVES = 18;
const LEAVE = 18;
const SPONGE = 19;
const GLASS = 20;
const LAPIS_ORE = 21;
const LAPIS_BLOCK = 22;

const SANDSTONE = 24;

const BED_BLOCK = 26;


const COBWEB = 30;
const TALL_GRASS = 31;
const BUSH = 32;
const DEAD_BUSH = 32;
const WOOL = 35;
const DANDELION = 37;
const ROSE = 38;
const CYAN_FLOWER = 38;
const BROWN_MUSHROOM = 39;
const RED_MUSHROOM = 40;
const GOLD_BLOCK = 41;
const IRON_BLOCK = 42;
const DOUBLE_SLAB = 43;
const DOUBLE_SLABS = 43;
const SLAB = 44;
const SLABS = 44;
const BRICKS = 45;
const BRICKS_BLOCK = 45;
const TNT = 46;
const BOOKSHELF = 47;
const MOSS_STONE = 48;
const MOSSY_STONE = 48;
const OBSIDIAN = 49;
const TORCH = 50;
const FIRE = 51;

const WOOD_STAIRS = 53;
const WOODEN_STAIRS = 53;
const OAK_WOOD_STAIRS = 53;
const OAK_WOODEN_STAIRS = 53;
const CHEST = 54;

const DIAMOND_ORE = 56;
const DIAMOND_BLOCK = 57;
const CRAFTING_TABLE = 58;
const WORKBENCH = 58;
const WHEAT_BLOCK = 59;
const FARMLAND = 60;
const FURNACE = 61;
const BURNING_FURNACE = 62;
const LIT_FURNACE = 62;
const SIGN_POST = 63;
const DOOR_BLOCK = 64;
const WOODEN_DOOR_BLOCK = 64;
const WOOD_DOOR_BLOCK = 64;
const LADDER = 65;

const COBBLE_STAIRS = 67;
const COBBLESTONE_STAIRS = 67;
const WALL_SIGN = 68;

const IRON_DOOR_BLOCK = 71;

const REDSTONE_ORE = 73;
const GLOWING_REDSTONE_ORE = 74;
const LIT_REDSTONE_ORE = 74;

const SNOW = 78;
const SNOW_LAYER = 78;
const ICE = 79;
const SNOW_BLOCK = 80;
const CACTUS = 81;
const CLAY_BLOCK = 82;
const REEDS = 83;
const SUGARCANE_BLOCK = 83;

const FENCE = 85;
const PUMPKIN = 86;
const NETHERRACK = 87;
const SOUL_SAND = 88;
const GLOWSTONE = 89;
const GLOWSTONE_BLOCK = 89;


const LIT_PUMPKIN = 91;
const JACK_O_LANTERN = 91;
const CAKE_BLOCK = 92;

const TRAPDOOR = 96;

const STONE_BRICKS = 98;
const STONE_BRICK = 98;

const IRON_BAR = 101;
const IRON_BARS = 101;
const GLASS_PANE = 102;
const GLASS_PANEL = 102;
const MELON_BLOCK = 103;
const PUMPKIN_STEM = 104;
const MELON_STEM = 105;

const FENCE_GATE = 107;
const BRICK_STAIRS = 108;
const STONE_BRICK_STAIRS = 109;

const NETHER_BRICKS = 112;
const NETHER_BRICK_BLOCK = 112;

const NETHER_BRICKS_STAIRS = 114;

const SANDSTONE_STAIRS = 128;

const SPRUCE_WOOD_STAIRS = 134;
const SPRUCE_WOODEN_STAIRS = 134;
const BIRCH_WOOD_STAIRS = 135;
const BIRCH_WOODEN_STAIRS = 135;
const JUNGLE_WOOD_STAIRS = 136;
const JUNGLE_WOODEN_STAIRS = 136;

const COBBLE_WALL = 139;
const STONE_WALL = 139;
const COBBLESTONE_WALL = 139;

const CARROT_BLOCK = 141;
const POTATO_BLOCK = 142;

const QUARTZ_BLOCK = 155;
const QUARTZ_STAIRS = 156;
const DOUBLE_WOOD_SLAB = 157;
const DOUBLE_WOODEN_SLAB = 157;
const DOUBLE_WOOD_SLABS = 157;
const DOUBLE_WOODEN_SLABS = 157;
const WOOD_SLAB = 158;
const WOODEN_SLAB = 158;
const WOOD_SLABS = 158;
const WOODEN_SLABS = 158;

const HAY_BALE = 170;
const CARPET = 171;

const COAL_BLOCK = 173;

const BEETROOT_BLOCK = 244;
const STONECUTTER = 245;
const GLOWING_OBSIDIAN = 246;
const NETHER_REACTOR = 247;


//Normal Item IDs

const IRON_SHOVEL = 256; //Implemented
const IRON_PICKAXE = 257; //Implemented
const IRON_AXE = 258; //Implemented
const FLINT_STEEL = 259;
const FLINT_AND_STEEL = 259;
const APPLE = 260; //Implemented
const BOW = 261;
const ARROW = 262;
const COAL = 263; //Implemented
const DIAMOND = 264; //Implemented
const IRON_INGOT = 265; //Implemented
const GOLD_INGOT = 266; //Implemented
const IRON_SWORD = 267;
const WOODEN_SWORD = 268; //Implemented
const WOODEN_SHOVEL = 269; //Implemented
const WOODEN_PICKAXE = 270; //Implemented
const WOODEN_AXE = 271; //Implemented
const STONE_SWORD = 272;
const STONE_SHOVEL = 273;
const STONE_PICKAXE = 274;
const STONE_AXE = 275;
const DIAMOND_SWORD = 276;
const DIAMOND_SHOVEL = 277;
const DIAMOND_PICKAXE = 278;
const DIAMOND_AXE = 279;
const STICK = 280; //Implemented
const STICKS = 280;
const BOWL = 281; //Implemented
const MUSHROOM_STEW = 282;
const GOLD_SWORD = 283;
const GOLD_SHOVEL = 284;
const GOLD_PICKAXE = 285;
const GOLD_AXE = 286;
const GOLDEN_SWORD = 283;
const GOLDEN_SHOVEL = 284;
const GOLDEN_PICKAXE = 285;
const GOLDEN_AXE = 286;
const STRING = 287;
const FEATHER = 288; //Implemented
const GUNPOWDER = 289;
const WOODEN_HOE = 290;
const STONE_HOE = 291;
const IRON_HOE = 292; //Implemented
const DIAMOND_HOE = 293;
const GOLD_HOE = 294;
const GOLDEN_HOE = 294;
const SEEDS = 295;
const WHEAT_SEEDS = 295;
const WHEAT = 296;
const BREAD = 297;
const LEATHER_CAP = 298;
const LEATHER_TUNIC = 299;
const LEATHER_PANTS = 300;
const LEATHER_BOOTS = 301;
const CHAIN_HELMET = 302;
const CHAIN_CHESTPLATE = 303;
const CHAIN_LEGGINGS = 304;
const CHAIN_BOOTS = 305;
const IRON_HELMET = 306;
const IRON_CHESTPLATE = 307;
const IRON_LEGGINGS = 308;
const IRON_BOOTS = 309;
const DIAMOND_HELMET = 310;
const DIAMOND_CHESTPLATE = 311;
const DIAMOND_LEGGINGS = 312;
const DIAMOND_BOOTS = 313;
const GOLD_HELMET = 314;
const GOLD_CHESTPLATE = 315;
const GOLD_LEGGINGS = 316;
const GOLD_BOOTS = 317;
const FLINT = 318;
const RAW_PORKCHOP = 319;
const COOKED_PORKCHOP = 320;
const PAINTING = 321;
const GOLDEN_APPLE = 322;
const SIGN = 323;
const WOODEN_DOOR = 324;
const BUCKET = 325;

const MINECART = 329;

const IRON_DOOR = 330;
const REDSTONE = 331;
const REDSTONE_DUST = 331;
const SNOWBALL = 332;

const LEATHER = 334;

const BRICK = 336;
const CLAY = 337;
const SUGARCANE = 338;
const SUGAR_CANE = 338;
const SUGAR_CANES = 338;
const PAPER = 339;
const BOOK = 340;
const SLIMEBALL = 341;

const EGG = 344;
const COMPASS = 345;

const CLOCK = 347;
const GLOWSTONE_DUST = 348;
//const RAW_FISH = 349;
//const COOKED_FISH = 350;
const DYE = 351;
const BONE = 352;
const SUGAR = 353;
const CAKE = 354;
const BED = 355;


//const COOKIE = 357;


const SHEARS = 359;
const MELON = 360;
const MELON_SLICE = 360;
const PUMPKIN_SEEDS = 361;
const MELON_SEEDS = 362;
const RAW_BEEF = 363;
const STEAK = 364;
const COOKED_BEEF = 364;

const RAW_CHICKEN = 365;
const COOKED_CHICKEN = 366;

const SPAWN_EGG = 383;

const CARROT = 391;
const CARROTS = 391;
const POTATO = 392;
const POTATOES = 392; //@shoghicp Why the heck do we need plural redundant Item ID here????
const BAKED_POTATO = 393;
const BAKED_POTATOES = 393;

const PUMPKIN_PIE = 400;

const NETHER_BRICK = 405;
const QUARTZ = 406;
const NETHER_QUARTZ = 406;

const CAMERA = 456;
const BEETROOT = 457;
const BEETROOT_SEEDS = 458;
const BEETROOT_SEED = 458;
const BEETROOT_SOUP = 459;
use PocketMine;
use PocketMine\Block\Block as Block;
use PocketMine\Item\Block as ItemBlock;
use PocketMine\Recipes\Fuel as Fuel;
use PocketMine\Recipes\Smelt as Smelt;
use PocketMine\Entity\Entity as Entity;
use PocketMine\Block\GRASS as GRASS;
use PocketMine\Block\DIRT as DIRT;
use PocketMine\Level\Level as Level;

class Item{

	public static $list = array();
	protected $block;
	protected $id;
	protected $meta;
	public $count;
	protected $maxStackSize = 64;
	protected $durability = 0;
	protected $name;
	public $isActivable = false;

	public static function init(){
		if(count(self::$init) === 0){
			self::$init = array(
				SUGARCANE => new Sugarcane(),
				WHEAT_SEEDS => new WheatSeeds(),
				PUMPKIN_SEEDS => new PumpkinSeeds(),
				MELON_SEEDS => new MelonSeeds(),
				MUSHROOM_STEW => new MushroomStew(),
				BEETROOT_SOUP => new BeetrootSoup(),
				CARROT => new Carrot(),
				POTATO => new Potato(),
				BEETROOT_SEEDS => new BeetrootSeeds(),
				SIGN => new Sign(),
				WOODEN_DOOR => new WoodenDoor(),
				BUCKET => new Bucket(),
				IRON_DOOR => new IronDoor(),
				CAKE => new Cake(),
				BED => new Bed(),
				PAINTING => new Painting(),
				COAL => new Coal(),
				APPLE => new Apple(),
				SPAWN_EGG => new SpawnEgg(),
				DIAMOND => new Diamond(),
				STICK => new Stick(),
				BOWL => new Bowl(),
				FEATHER => new Feather(),
				BRICK => new Brick(),
				IRON_INGOT => new IronIngot(),
				GOLD_INGOT => new GoldIngot(),
				IRON_SHOVEL => new IronShovel(),
				IRON_PICKAXE => new IronPickaxe(),
				IRON_AXE => new IronAxe(),
				IRON_HOE => new IronHoe(),
				WOODEN_SWORD => new WoodenSword(),
				WOODEN_SHOVEL => new WoodenShovel(),
				WOODEN_PICKAXE => new WoodenPickaxe(),
				WOODEN_AXE => new WoodenAxe(),
				FLINT_STEEL => new FlintSteel(),
			);
			foreach(Block::$list as $id => $class){
				self::$list[$id] = new ItemBlock($class);
			}

		}
	}

	public static function get($id, $meta = 0, $count = 1){
		if(isset(self::$list[$id])){
			$item = clone self::$list[$id];
			$item->setMetadata($meta);
			$item->setCount($count);
		}else{
			$item = new Item($id, $meta, $count);
		}
		return $item;
	}

	public function __construct($id, $meta = 0, $count = 1, $name = "Unknown"){
		$this->id = (int) $id;
		$this->meta = (int) $meta;
		$this->count = (int) $count;
		$this->name = $name;
		if(!isset($this->block) and $this->id <= 0xff and isset(Block::$class[$this->id])){
			$this->block = Block::get($this->id, $this->meta);
			$this->name = $this->block->getName();
		}
		if($this->isTool() !== false){
			$this->maxStackSize = 1;
		}
	}


	public function getCount(){
		return $this->count;
	}

	public function setCount($count){
		$this->count = (int) $count;
	}

	final public function getName(){
		return $this->name;
	}

	final public function isPlaceable(){
		return (($this->block instanceof Block) and $this->block->isPlaceable === true);
	}

	public function getBlock(){
		if($this->block instanceof Block){
			return $this->block;
		} else{
			return Block::get(AIR);
		}
	}

	final public function getID(){
		return $this->id;
	}

	final public function getMetadata(){
		return $this->meta;
	}

	public function setMetadata($meta){
		$this->meta = $meta & 0xFFFF;
	}

	final public function getMaxStackSize(){
		return $this->maxStackSize;
	}

	final public function getFuelTime(){
		if(!isset(Fuel::$duration[$this->id])){
			return false;
		}
		if($this->id !== BUCKET or $this->meta === 10){
			return Fuel::$duration[$this->id];
		}

		return false;
	}

	final public function getSmeltItem(){
		if(!isset(Smelt::$product[$this->id])){
			return false;
		}

		if(isset(Smelt::$product[$this->id][0]) and !is_array(Smelt::$product[$this->id][0])){
			return self::get(Smelt::$product[$this->id][0], Smelt::$product[$this->id][1]);
		}

		if(!isset(Smelt::$product[$this->id][$this->meta])){
			return false;
		}

		return self::get(Smelt::$product[$this->id][$this->meta][0], Smelt::$product[$this->id][$this->meta][1]);

	}

	public function useOn($object, $force = false){
		if($this->isTool() or $force === true){
			if(($object instanceof Entity) and !$this->isSword()){
				$this->meta += 2;
			} else{
				$this->meta++;
			}

			return true;
		} elseif($this->isHoe()){
			if(($object instanceof Block) and ($object->getID() === GRASS or $object->getID() === DIRT)){
				$this->meta++;
			}
		}

		return false;
	}

	final public function isTool(){
		return ($this->id === FLINT_STEEL or $this->id === SHEARS or $this->isPickaxe() !== false or $this->isAxe() !== false or $this->isShovel() !== false or $this->isSword() !== false);
	}

	final public function getMaxDurability(){
		if(!$this->isTool() and $this->isHoe() === false and $this->id !== BOW){
			return false;
		}

		$levels = array(
			2 => 33,
			1 => 60,
			3 => 132,
			4 => 251,
			5 => 1562,
			FLINT_STEEL => 65,
			SHEARS => 239,
			BOW => 385,
		);

		if(($type = $this->isPickaxe()) === false){
			if(($type = $this->isAxe()) === false){
				if(($type = $this->isSword()) === false){
					if(($type = $this->isShovel()) === false){
						if(($type = $this->isHoe()) === false){
							$type = $this->id;
						}
					}
				}
			}
		}

		return $levels[$type];
	}

	final public function isPickaxe(){ //Returns false or level of the pickaxe
		switch($this->id){
			case IRON_PICKAXE:
				return 4;
			case WOODEN_PICKAXE:
				return 1;
			case STONE_PICKAXE:
				return 3;
			case DIAMOND_PICKAXE:
				return 5;
			case GOLD_PICKAXE:
				return 2;
			default:
				return false;
		}
	}

	final public function isAxe(){
		switch($this->id){
			case IRON_AXE:
				return 4;
			case WOODEN_AXE:
				return 1;
			case STONE_AXE:
				return 3;
			case DIAMOND_AXE:
				return 5;
			case GOLD_AXE:
				return 2;
			default:
				return false;
		}
	}

	final public function isSword(){
		switch($this->id){
			case IRON_SWORD:
				return 4;
			case WOODEN_SWORD:
				return 1;
			case STONE_SWORD:
				return 3;
			case DIAMOND_SWORD:
				return 5;
			case GOLD_SWORD:
				return 2;
			default:
				return false;
		}
	}

	final public function isShovel(){
		switch($this->id){
			case IRON_SHOVEL:
				return 4;
			case WOODEN_SHOVEL:
				return 1;
			case STONE_SHOVEL:
				return 3;
			case DIAMOND_SHOVEL:
				return 5;
			case GOLD_SHOVEL:
				return 2;
			default:
				return false;
		}
	}

	public function isHoe(){
		switch($this->id){
			case IRON_HOE:
			case WOODEN_HOE:
			case STONE_HOE:
			case DIAMOND_HOE:
			case GOLD_HOE:
				return true;
			default:
				return false;
		}
	}

	public function isShears(){
		return ($this->id === SHEARS);
	}

	final public function __toString(){
		return "Item " . $this->name . " (" . $this->id . ":" . $this->meta . ")";
	}

	public function getDestroySpeed(Block $block, Player $player){
		return 1;
	}

	public function onActivate(Level $level, Player $player, Block $block, Block $target, $face, $fx, $fy, $fz){
		return false;
	}

	public final function equals(Item $item, $checkDamage = false){
		return $this->id === $item->getID() and ($checkDamage === false or $this->getMetadata() === $item->getMetadata());
	}

}