95 lines
2.8 KiB
TypeScript
95 lines
2.8 KiB
TypeScript
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/**
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* 依赖注入系统使用示例
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*/
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// 1. 系统启动示例 - 通常在应用入口文件中使用
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import { systemBootstrapper } from './SystemBootstrapper'
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import { ServiceProvider, Inject } from './ServiceProvider'
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import { ServiceIds } from './ServiceRegistry'
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// 启动系统（通常在应用入口点调用一次）
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async function startApplication() {
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try {
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console.log('正在启动应用...')
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// 启动整个系统，包括初始化服务容器和所有服务
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const success = await systemBootstrapper.bootstrap()
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if (!success) {
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throw new Error('系统启动失败')
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}
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console.log('应用启动成功！')
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// 应用初始化完成后，可以开始使用各种服务
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initializeApplication()
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} catch (error) {
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console.error('应用启动失败:', error)
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}
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}
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// 应用初始化
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function initializeApplication() {
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// 2. 使用静态服务提供者访问服务
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const windowService = ServiceProvider.getWindowFormService()
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const resourceService = ServiceProvider.getResourceService()
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console.log('访问服务示例:', {
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windowServiceAvailable: !!windowService,
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resourceServiceAvailable: !!resourceService
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})
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// 3. 创建并初始化一个使用依赖注入的组件
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const appComponent = new ApplicationComponent()
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appComponent.initialize()
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}
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// 4. 在组件中使用依赖注入
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class ApplicationComponent {
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// 使用装饰器自动注入服务
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@Inject(ServiceIds.WINDOW_FORM_SERVICE)
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private windowFormService: any
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@Inject(ServiceIds.RESOURCE_SERVICE)
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private resourceService: any
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@Inject(ServiceIds.LIFECYCLE_MANAGER)
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private lifecycleManager: any
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initialize() {
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console.log('组件初始化，服务已注入:', {
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windowFormService: !!this.windowFormService,
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resourceService: !!this.resourceService,
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lifecycleManager: !!this.lifecycleManager
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})
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// 使用注入的服务
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this.setupComponent()
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}
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private setupComponent() {
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// 示例：使用窗口服务创建一个新窗口
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// 注意：这只是示例代码，实际使用时需要根据具体服务API调整
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console.log('组件正在使用注入的服务设置UI...')
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}
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}
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// 5. 动态获取服务示例
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function dynamicServiceExample(serviceId: string) {
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// 使用get方法动态获取服务
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try {
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const service = ServiceProvider.getServiceById(serviceId as any)
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console.log(`动态获取服务[${serviceId}]:`, !!service)
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return service
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} catch (error) {
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console.error(`无法获取服务[${serviceId}]:`, error)
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return null
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}
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}
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// 导出示例函数供其他文件使用
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export { startApplication, dynamicServiceExample, ApplicationComponent }
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// 注意：在实际应用中，你会在main.ts或应用入口文件中调用startApplication()
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// startApplication(); // 取消注释以启动应用
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