block/TallGrass.php

<?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/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\block;
 
use pocketmine\block\utils\StaticSupportTrait;
use pocketmine\block\utils\TallGrassTrait;
use pocketmine\item\Fertilizer;
use pocketmine\item\Item;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
 
class TallGrass extends Flowable{
    use TallGrassTrait;
    use StaticSupportTrait;
 
    private ?\Closure $doublePlantVariant;
 
    public function __construct(BlockIdentifier $idInfo, string $name, BlockTypeInfo $typeInfo, ?\Closure $doublePlantVariant = null){
        parent::__construct($idInfo, $name, $typeInfo);
        $this->doublePlantVariant = $doublePlantVariant;
    }
 
    private function canBeSupportedAt(Block $block) : bool{
        $supportBlock = $block->getSide(Facing::DOWN);
        return $supportBlock->hasTypeTag(BlockTypeTags::DIRT) || $supportBlock->hasTypeTag(BlockTypeTags::MUD);
    }
 
    public function onInteract(Item $item, Facing $face, Vector3 $clickVector, ?Player $player = null, array &$returnedItems = []) : bool{
        $world = $this->position->getWorld();
        $upPos = $this->position->getSide(Facing::UP);
        if(!$world->isInWorld($upPos->getFloorX(), $upPos->getFloorY(), $upPos->getFloorZ()) || $this->getSide(Facing::UP)->getTypeId() !== BlockTypeIds::AIR){
            return false;
        }
 
        if($item instanceof Fertilizer && ($doubleVariant = $this->getDoublePlantVariant()) !== null){
            $bottom = (clone $doubleVariant)->setTop(false);
            $top = (clone $doubleVariant)->setTop(true);
            $world->setBlock($this->position, $bottom);
            $world->setBlock($this->position->getSide(Facing::UP), $top);
            $item->pop();
 
            return true;
        }
 
        return false;
    }
 
    private function getDoublePlantVariant() : ?DoublePlant{
        return $this->doublePlantVariant !== null ? ($this->doublePlantVariant)() : null;
    }
}