<?php

/*
 *
 *  _                       _           _ __  __ _             
 * (_)                     (_)         | |  \/  (_)            
 *  _ _ __ ___   __ _  __ _ _  ___ __ _| | \  / |_ _ __   ___  
 * | | '_ ` _ \ / _` |/ _` | |/ __/ _` | | |\/| | | '_ \ / _ \ 
 * | | | | | | | (_| | (_| | | (_| (_| | | |  | | | | | |  __/ 
 * |_|_| |_| |_|\__,_|\__, |_|\___\__,_|_|_|  |_|_|_| |_|\___| 
 *                     __/ |                                   
 *                    |___/                                                                     
 * 
 * This program is a third party build by ImagicalMine.
 * 
 * PocketMine 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 ImagicalMine Team
 * @link http://forums.imagicalcorp.ml/
 * 
 *
*/

namespace pocketmine\block;

use pocketmine\entity\Entity;
use pocketmine\item\Item;
use pocketmine\item\Tool;
use pocketmine\level\Level;
use pocketmine\math\AxisAlignedBB;
use pocketmine\Player;

class Vine extends Transparent{

	protected $id = self::VINE;

	public function __construct($meta = 0){
		$this->meta = $meta;
	}

	public function isSolid(){
		return false;
	}

	public function getName(){
		return "Vines";
	}

	public function getHardness(){
		return 0.2;
	}

	public function canPassThrough(){
		return true;
	}

	public function hasEntityCollision(){
		return true;
	}

	public function onEntityCollide(Entity $entity){
		$entity->resetFallDistance();
	}

	protected function recalculateBoundingBox(){

		$f1 = 1;
		$f2 = 1;
		$f3 = 1;
		$f4 = 0;
		$f5 = 0;
		$f6 = 0;

		$flag = $this->meta > 0;

		if(($this->meta & 0x02) > 0){
			$f4 = max($f4, 0.0625);
			$f1 = 0;
			$f2 = 0;
			$f5 = 1;
			$f3 = 0;
			$f6 = 1;
			$flag = true;
		}

		if(($this->meta & 0x08) > 0){
			$f1 = min($f1, 0.9375);
			$f4 = 1;
			$f2 = 0;
			$f5 = 1;
			$f3 = 0;
			$f6 = 1;
			$flag = true;
		}

		if(($this->meta & 0x01) > 0){
			$f3 = min($f3, 0.9375);
			$f6 = 1;
			$f1 = 0;
			$f4 = 1;
			$f2 = 0;
			$f5 = 1;
			$flag = true;
		}

		if(!$flag and $this->getSide(1)->isSolid()){
			$f2 = min($f2, 0.9375);
			$f5 = 1;
			$f1 = 0;
			$f4 = 1;
			$f3 = 0;
			$f6 = 1;
		}

		return new AxisAlignedBB(
				$this->x + $f1,
				$this->y + $f2,
				$this->z + $f3,
				$this->x + $f4,
				$this->y + $f5,
				$this->z + $f6
				);
	}


	public function place(Item $item, Block $block, Block $target, $face, $fx, $fy, $fz, Player $player = null){
		if((!$target->isTransparent() and $target->isSolid()) || $target->getId() === Block::LEAVES || $target->getId() === Block::LEAVES2){
			$faces = [
					0 => 0,
					1 => 0,
					2 => 1,
					3 => 4,
					4 => 8,
					5 => 2,
			];
			if(isset($faces[$face])){
				$this->meta = $faces[$face];
				$this->getLevel()->setBlock($block, $this, true, true);

				return true;
			}
		}

		return false;
	}

	public function onUpdate($type){
		$faces = [
			1 => 2,
			2 => 5,
			3 => 4,
			4 => 3
		];
		if($type === Level::BLOCK_UPDATE_NORMAL){
			if(isset($faces[$this->meta])){
				if($this->getSide($faces[$this->meta])->getId() instanceof Transparent && $this->getSide(Vector3::SIDE_UP) !== Block::VINE){
					$this->getLevel()->useBreakOn($this);
				}
				return Level::BLOCK_UPDATE_NORMAL;
			}
		}
		return false;
	}

	public function getDrops(Item $item){
		if($item->isShears()){
			return [
				[$this->id, 0, 1],
			];
		}else{
			return [];
		}
	}

	public function getToolType(){
		return Tool::TYPE_AXE;
	}
}