88 lines
1.8 KiB
PHP
88 lines
1.8 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\common\workerman\wechat\services;
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/**
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* 服务容器
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*
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* 管理所有服务实例:
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* - 单例模式
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* - 懒加载
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* - 服务管理
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*
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* @author Qasim
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* @package app\service
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* @property-read ConnectionService $connectionService
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* @property-read MessageService $messageService
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* @property-read OSSService $ossService
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*
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*/
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class Service
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{
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/**
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* 服务实例映射
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* @var array<string, object>
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*/
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private array $services = [];
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/**
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* 服务实例
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* @var ?self
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*/
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private static ?self $instance = null;
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/**
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* 私有构造函数，防止外部实例化
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*/
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private function __construct() {}
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/**
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* 获取服务管理实例
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*
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* @return self 服务管理实例
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*/
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public static function getInstance(): self
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{
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if (self::$instance === null) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* 获取服务
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*/
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public function __get(string $name)
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{
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return $this->services[$name] ??= $this->createService($name);
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}
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/**
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* 创建服务实例
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*/
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private function createService(string $name)
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{
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// 构建完整的类名
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$className = __NAMESPACE__ . '\\' . ucfirst($name);
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if (!class_exists($className)) {
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throw new \InvalidArgumentException("Service {$name} not found");
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}
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// 使用反射创建实例
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$reflection = new \ReflectionClass($className);
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if (!$reflection->isInstantiable()) {
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throw new \RuntimeException("Service {$name} is not instantiable");
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}
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return $reflection->newInstance();
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}
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/**
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* 私有克隆函数，防止对象克隆
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*/
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private function __clone() {}
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}
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