Bed.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\tile\Bed as TileBed;
use pocketmine\block\utils\Colored;
use pocketmine\block\utils\ColoredTrait;
use pocketmine\block\utils\DyeColor;
use pocketmine\block\utils\HorizontalFacing;
use pocketmine\block\utils\HorizontalFacingTrait;
use pocketmine\block\utils\SupportType;
use pocketmine\data\runtime\RuntimeDataDescriber;
use pocketmine\entity\Entity;
use pocketmine\entity\Living;
use pocketmine\item\Item;
use pocketmine\lang\KnownTranslationFactory;
use pocketmine\math\AxisAlignedBB;
use pocketmine\math\Facing;
use pocketmine\math\Vector3;
use pocketmine\player\Player;
use pocketmine\utils\TextFormat;
use pocketmine\world\BlockTransaction;
use pocketmine\world\World;
 
class Bed extends Transparent implements Colored, HorizontalFacing{
    use ColoredTrait;
    use HorizontalFacingTrait;
 
    protected bool $occupied = false;
    protected bool $head = false;
 
    protected function describeBlockOnlyState(RuntimeDataDescriber $w) : void{
        $w->horizontalFacing($this->facing);
        $w->bool($this->occupied);
        $w->bool($this->head);
    }
 
    public function readStateFromWorld() : Block{
        parent::readStateFromWorld();
        //read extra state information from the tile - this is an ugly hack
        $tile = $this->position->getWorld()->getTile($this->position);
        if($tile instanceof TileBed){
            $this->color = $tile->getColor();
        }else{
            $this->color = DyeColor::RED; //legacy pre-1.1 beds don't have tiles
        }
 
        return $this;
    }
 
    public function writeStateToWorld() : void{
        parent::writeStateToWorld();
        //extra block properties storage hack
        $tile = $this->position->getWorld()->getTile($this->position);
        if($tile instanceof TileBed){
            $tile->setColor($this->color);
        }
    }
 
    protected function recalculateCollisionBoxes() : array{
        return [AxisAlignedBB::one()->trim(Facing::UP, 7 / 16)];
    }
 
    public function getSupportType(int $facing) : SupportType{
        return SupportType::NONE;
    }
 
    public function isHeadPart() : bool{
        return $this->head;
    }
 
    public function setHead(bool $head) : self{
        $this->head = $head;
        return $this;
    }
 
    public function isOccupied() : bool{
        return $this->occupied;
    }
 
    public function setOccupied(bool $occupied = true) : self{
        $this->occupied = $occupied;
        return $this;
    }
 
    private function getOtherHalfSide() : int{
        return $this->head ? Facing::opposite($this->facing) : $this->facing;
    }
 
    public function getOtherHalf() : ?Bed{
        $other = $this->getSide($this->getOtherHalfSide());
        if($other instanceof Bed && $other->head !== $this->head && $other->facing === $this->facing){
            return $other;
        }
 
        return null;
    }
 
    public function onInteract(Item $item, int $face, Vector3 $clickVector, ?Player $player = null, array &$returnedItems = []) : bool{
        if($player !== null){
            $other = $this->getOtherHalf();
            $playerPos = $player->getPosition();
            if($other === null){
                $player->sendMessage(TextFormat::GRAY . "This bed is incomplete");
 
                return true;
            }elseif($playerPos->distanceSquared($this->position) > 4 && $playerPos->distanceSquared($other->position) > 4){
                $player->sendMessage(KnownTranslationFactory::tile_bed_tooFar()->prefix(TextFormat::GRAY));
                return true;
            }
 
            $time = $this->position->getWorld()->getTimeOfDay();
 
            $isNight = ($time >= World::TIME_NIGHT && $time < World::TIME_SUNRISE);
 
            if(!$isNight){
                $player->sendMessage(KnownTranslationFactory::tile_bed_noSleep()->prefix(TextFormat::GRAY));
 
                return true;
            }
 
            $b = ($this->isHeadPart() ? $this : $other);
 
            if($b->occupied){
                $player->sendMessage(KnownTranslationFactory::tile_bed_occupied()->prefix(TextFormat::GRAY));
 
                return true;
            }
 
            $player->sleepOn($b->position);
        }
 
        return true;
 
    }
 
    public function onNearbyBlockChange() : void{
        if(!$this->head && ($other = $this->getOtherHalf()) !== null && $other->occupied !== $this->occupied){
            $this->occupied = $other->occupied;
            $this->position->getWorld()->setBlock($this->position, $this);
        }
    }
 
    public function onEntityLand(Entity $entity) : ?float{
        if($entity instanceof Living && $entity->isSneaking()){
            return null;
        }
        $entity->fallDistance *= 0.5;
        return $entity->getMotion()->y * -3 / 4; // 2/3 in Java, according to the wiki
    }
 
    public function place(BlockTransaction $tx, Item $item, Block $blockReplace, Block $blockClicked, int $face, Vector3 $clickVector, ?Player $player = null) : bool{
        if($this->canBeSupportedAt($blockReplace)){
            $this->facing = $player !== null ? $player->getHorizontalFacing() : Facing::NORTH;
 
            $next = $this->getSide($this->getOtherHalfSide());
            if($next->canBeReplaced() && $this->canBeSupportedAt($next)){
                $nextState = clone $this;
                $nextState->head = true;
                $tx->addBlock($blockReplace->position, $this)->addBlock($next->position, $nextState);
                return true;
            }
        }
 
        return false;
    }
 
    public function getDrops(Item $item) : array{
        if($this->head){
            return parent::getDrops($item);
        }
 
        return [];
    }
 
    public function getAffectedBlocks() : array{
        if(($other = $this->getOtherHalf()) !== null){
            return [$this, $other];
        }
 
        return parent::getAffectedBlocks();
    }
 
    private function canBeSupportedAt(Block $block) : bool{
        return $block->getAdjacentSupportType(Facing::DOWN) !== SupportType::NONE;
    }
 
    public function getMaxStackSize() : int{ return 1; }
}