<?php
/**
 * Created by PhpStorm.
 * User: whwyy
 * Date: 2018/3/26 0026
 * Time: 10:23
 */

namespace wchat\common;

use wchat\common\Config;

abstract class Multiprogramming implements Progaram
{

	/** @var Config */
	protected Config $config;

	protected static ?Multiprogramming $instance = null;

	protected ?HttpClient $request = null;

	protected int $errorCode = 0;
	protected string $errorMsg = '';


	/**
	 * @param $message
	 * @param int $code
	 * @return Result
	 */
	protected function sendError($message, int $code = 500): Result
	{
		return new Result(code: $code, message: $message);
	}

	/**
	 * @param $code
	 */
	public function setErrorCode($code)
	{
		$this->errorCode = $code;
	}

	/**
	 * @param $message
	 */
	public function setErrorMessage($message)
	{
		$this->errorMsg = $message;
	}

	/**
	 * @return int
	 */
	public function getErrorCode(): int
	{
		return $this->errorCode;
	}

	/**
	 * @return string
	 */
	public function getErrorMessage(): string
	{
		return $this->errorMsg;
	}


	/**
	 * @param \wchat\common\Config $config
	 * @return void
	 */
	public function setConfig(Config $config): void
	{
		$this->config = $config;
	}


	/**
	 * @return \wchat\common\Config
	 */
	public function getConfig(): \wchat\common\Config
	{
		return $this->config;
	}

	/**
	 * @param $result
	 * @return array|bool
	 * @throws \Exception
	 */
	protected function checkSign($result): array|bool
	{
		$data = Help::toArray($result);

		if (!isset($data['sign'])) {
			return $data;
		}

		$sign = $data['sign'];

		unset($data['sign']);

		$key = $this->config->getKey();
		$sign_type = $this->config->getSignType();

		$_sign = Help::sign($data, $key, $sign_type);
		if ($sign != $_sign) {
			return FALSE;
		}
		return $data;
	}

}