Sapling.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\SaplingType;
use pocketmine\block\utils\StaticSupportTrait;
use pocketmine\data\runtime\RuntimeDataDescriber;
use pocketmine\event\block\StructureGrowEvent;
use pocketmine\item\Fertilizer;
use pocketmine\item\Item;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\utils\Random;
use pocketmine\world\generator\object\TreeFactory;
use function mt_rand;
 
class Sapling extends Flowable{
    use StaticSupportTrait;
 
    protected bool $ready = false;
 
    private SaplingType $saplingType;
 
    public function __construct(BlockIdentifier $idInfo, string $name, BlockTypeInfo $typeInfo, SaplingType $saplingType){
        parent::__construct($idInfo, $name, $typeInfo);
        $this->saplingType = $saplingType;
    }
 
    protected function describeBlockOnlyState(RuntimeDataDescriber $w) : void{
        $w->bool($this->ready);
    }
 
    public function isReady() : bool{ return $this->ready; }
 
    public function setReady(bool $ready) : self{
        $this->ready = $ready;
        return $this;
    }
 
    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, int $face, Vector3 $clickVector, ?Player $player = null, array &$returnedItems = []) : bool{
        if($item instanceof Fertilizer && $this->grow($player)){
            $item->pop();
 
            return true;
        }
 
        return false;
    }
 
    public function ticksRandomly() : bool{
        return true;
    }
 
    public function onRandomTick() : void{
        $world = $this->position->getWorld();
        if($world->getFullLightAt($this->position->getFloorX(), $this->position->getFloorY(), $this->position->getFloorZ()) >= 8 && mt_rand(1, 7) === 1){
            if($this->ready){
                $this->grow(null);
            }else{
                $this->ready = true;
                $world->setBlock($this->position, $this);
            }
        }
    }
 
    private function grow(?Player $player) : bool{
        $random = new Random(mt_rand());
        $tree = TreeFactory::get($random, $this->saplingType->getTreeType());
        $transaction = $tree?->getBlockTransaction($this->position->getWorld(), $this->position->getFloorX(), $this->position->getFloorY(), $this->position->getFloorZ(), $random);
        if($transaction === null){
            return false;
        }
 
        $ev = new StructureGrowEvent($this, $transaction, $player);
        $ev->call();
        if(!$ev->isCancelled()){
            return $transaction->apply();
        }
        return false;
    }
 
    public function getFuelTime() : int{
        return 100;
    }
}