DoublePlant.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\data\runtime\RuntimeDataDescriber;
use pocketmine\item\Item;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\world\BlockTransaction;
 
class DoublePlant extends Flowable{
    protected bool $top = false;
 
    protected function describeBlockOnlyState(RuntimeDataDescriber $w) : void{
        $w->bool($this->top);
    }
 
    public function isTop() : bool{ return $this->top; }
 
    public function setTop(bool $top) : self{
        $this->top = $top;
        return $this;
    }
 
    public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
        $down = $blockReplace->getSide(Facing::DOWN);
        if($down->hasTypeTag(BlockTypeTags::DIRT) && $blockReplace->getSide(Facing::UP)->canBeReplaced()){
            $top = clone $this;
            $top->top = true;
            $tx->addBlock($blockReplace->position, $this)->addBlock($blockReplace->position->getSide(Facing::UP), $top);
            return true;
        }
 
        return false;
    }
 
    public function isValidHalfPlant() : bool{
        $other = $this->getSide($this->top ? Facing::DOWN : Facing::UP);
 
        return (
            $other instanceof DoublePlant &&
            $other->hasSameTypeId($this) &&
            $other->top !== $this->top
        );
    }
 
    public function onNearbyBlockChange() : void{
        $down = $this->getSide(Facing::DOWN);
        if(!$this->isValidHalfPlant() || (!$this->top && !$down->hasTypeTag(BlockTypeTags::DIRT) && !$down->hasTypeTag(BlockTypeTags::MUD))){
            $this->position->getWorld()->useBreakOn($this->position);
        }
    }
 
    public function getDrops(Item $item) : array{
        return $this->top ? parent::getDrops($item) : [];
    }
 
    public function getAffectedBlocks() : array{
        if($this->isValidHalfPlant()){
            return [$this, $this->getSide($this->top ? Facing::DOWN : Facing::UP)];
        }
 
        return parent::getAffectedBlocks();
    }
 
    public function getFlameEncouragement() : int{
        return 60;
    }
 
    public function getFlammability() : int{
        return 100;
    }
}