<?php

/*
 * This file is part of the overtrue/wechat.
 *
 * (c) overtrue <i@overtrue.me>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace EasyWeChat\Kernel;

use EasyWeChat\Kernel\Providers\ConfigServiceProvider;
use EasyWeChat\Kernel\Providers\EventDispatcherServiceProvider;
use EasyWeChat\Kernel\Providers\ExtensionServiceProvider;
use EasyWeChat\Kernel\Providers\HttpClientServiceProvider;
use EasyWeChat\Kernel\Providers\LogServiceProvider;
use EasyWeChat\Kernel\Providers\RequestServiceProvider;
use EasyWeChatComposer\Traits\WithAggregator;
use Pimple\Container;

/**
 * Class ServiceContainer.
 *
 * @author overtrue <i@overtrue.me>
 *
 * @property \EasyWeChat\Kernel\Config $config
 * @property \Symfony\Component\HttpFoundation\Request $request
 * @property \GuzzleHttp\Client $http_client
 * @property \Monolog\Logger $logger
 * @property \Symfony\Component\EventDispatcher\EventDispatcher $events
 */
class ServiceContainer extends Container
{
 use WithAggregator;

 /**
 * @var string
 */
 protected $id;

 /**
 * @var array
 */
 protected $providers = [];

 /**
 * @var array
 */
 protected $defaultConfig = [];

 /**
 * @var array
 */
 protected $userConfig = [];

 /**
 * Constructor.
 *
 * @param array $config
 * @param array $prepends
 * @param string|null $id
 */
 public function __construct(array $config = [], array $prepends = [], string $id = null)
 {
 $this->registerProviders($this->getProviders());

 parent::__construct($prepends);

 $this->userConfig = $config;

 $this->id = $id;

 $this->aggregate();

 $this->events->dispatch(new Events\ApplicationInitialized($this));
 }

 /**
 * @return string
 */
 public function getId()
 {
 return $this->id ?? $this->id = md5(json_encode($this->userConfig));
 }

 /**
 * @return array
 */
 public function getConfig()
 {
 $base = [
 // http://docs.guzzlephp.org/en/stable/request-options.html
 'http' => [
 'timeout' => 30.0,
 'base_uri' => 'https://api.weixin.qq.com/',
 ],
 ];

 return array_replace_recursive($base, $this->defaultConfig, $this->userConfig);
 }

 /**
 * Return all providers.
 *
 * @return array
 */
 public function getProviders()
 {
 return array_merge([
 ConfigServiceProvider::class,
 LogServiceProvider::class,
 RequestServiceProvider::class,
 HttpClientServiceProvider::class,
 ExtensionServiceProvider::class,
 EventDispatcherServiceProvider::class,
 ], $this->providers);
 }

 /**
 * @param string $id
 * @param mixed $value
 */
 public function rebind($id, $value)
 {
 $this->offsetUnset($id);
 $this->offsetSet($id, $value);
 }

 /**
 * Magic get access.
 *
 * @param string $id
 *
 * @return mixed
 */
 public function __get($id)
 {
 if ($this->shouldDelegate($id)) {
 return $this->delegateTo($id);
 }

 return $this->offsetGet($id);
 }

 /**
 * Magic set access.
 *
 * @param string $id
 * @param mixed $value
 */
 public function __set($id, $value)
 {
 $this->offsetSet($id, $value);
 }

 /**
 * @param array $providers
 */
 public function registerProviders(array $providers)
 {
 foreach ($providers as $provider) {
 parent::register(new $provider());
 }
 }
}