<?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\thread;

use pmmp\thread\ThreadSafe;
use function get_debug_type;
use function igbinary_serialize;
use function igbinary_unserialize;

/**
 * This class automatically serializes values which can't be shared between threads.
 * This class does NOT enable sharing the variable between threads. Each call to deserialize() will return a new copy
 * of the variable.
 *
 * @phpstan-template TValue
 */
final class NonThreadSafeValue extends ThreadSafe{
	private string $variable;

	/**
	 * @phpstan-param TValue $variable
	 */
	public function __construct(
		mixed $variable
	){
		$this->variable = igbinary_serialize($variable) ?? throw new \InvalidArgumentException("Cannot serialize variable of type " . get_debug_type($variable));
	}

	/**
	 * Returns a deserialized copy of the original variable.
	 *
	 * @phpstan-return TValue
	 */
	public function deserialize() : mixed{
		return igbinary_unserialize($this->variable);
	}
}