Angular2更新为rc5和@angular/router - ORIGINAL异常:没有router的提供商

Angular2 updated to rc5 and @angular/router - ORIGINAL EXCEPTION: No provider for Router

本文关键字:router 异常 ORIGINAL 没有 提供商 Angular2 rc5 @angular 更新      更新时间:2023-09-26

我已经从rc4更新了我们的项目-> rc5。这似乎行得通。在这样做的同时,我也更新了我们的代码,从使用@angular/router-deprecated@angular/router

我的应用程序是由2部分,公共和保护(公共是为所有用户,保护只是为管理员)。但目前我只想得到1路由工作,然后我可以修复其他页面。

正如我所说,我已经更新了所有的代码,我认为这是正确的,页面加载,直到我把它添加到我的页面[routerLink]="['Home']"

如果我添加这个,然后我得到异常

ORIGINAL EXCEPTION: No provider for Router!

如果我再次注释掉这一行,所有页面都可以正常加载。

这是我的一些代码

app.module.ts

import { NgModule }      from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule }   from '@angular/forms';
import { RouterModule } from '@angular/router';
import { HttpModule } from '@angular/http';
import { AppRoutes } from './app.routes';
import { AppComponent }  from './app.component';
import { PublicComponent } from './public.component';
//import { ProtectedComponent } from './protected.component';
// cms
import { HomeComponent } from './cms/home.component';
@NgModule({
    imports: [
        BrowserModule,
        FormsModule,
        HttpModule,
        RouterModule.forRoot(AppRoutes)
    ],
    declarations: [
        AppComponent,
        PublicComponent,
        HomeComponent
    ],
    bootstrap: [ AppComponent ]
})
export class AppModule { }

app.routes.ts

import { PublicComponent } from './public.component';
import { ProtectedComponent } from './protected.component';
// public
import { HomeComponent } from './cms/home.component';

export const AppRoutes = [
    {
        path: '',
        component: PublicComponent,
        children: [
            {
                path: '',
                redirectTo: 'home',
                pathMatch: 'full'
            },
            {
                path: 'home',
                component: HomeComponent
            },
        ]
    },
    // {
    //     path: 'admin/...',
    //     component: ProtectedComponent
    // }
];

app.component.ts

import { Component, ViewContainerRef } from '@angular/core';
import { ROUTER_DIRECTIVES } from '@angular/router'
@Component({
    selector: 'app-root',
    template: '<router-outlet></router-outlet>',
    directives: [ ROUTER_DIRECTIVES ]
})
export class AppComponent {
    viewContainerRef: ViewContainerRef;
    constructor(viewContainerRef: ViewContainerRef) {
        this.viewContainerRef = viewContainerRef;
    }
}

main.ts

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { AppModule } from './app.module';
platformBrowserDynamic().bootstrapModule(AppModule);

public.component.ts

import { Component, OnInit } from '@angular/core';
import { Router, ROUTER_DIRECTIVES } from '@angular/router';
import { CmsService } from './cms/cms.service';
import { ModuleService } from './module/module.service';
import { MenuItem } from './cms/models/menu-item';
import { Settings } from './cms/models/settings';
import { CollapseDirective } from 'ng2-bootstrap/components/collapse';
import { OffClickDirective } from './shared/offclick.directive';
@Component({
    selector: 'public',
    templateUrl: 'app/public.component.html',
    directives: [ ROUTER_DIRECTIVES, CollapseDirective, OffClickDirective ],
    providers: [ CmsService, ModuleService ]
})
export class PublicComponent {
    menu: MenuItem[];
    settings: Settings;
    isCollapsed: boolean = true;
    constructor(
        private cmsService: CmsService,
        private router: Router) {
    }
}

public.component.html

<div class="navbar navbar-dark bg-inverse navbar-fixed-top" role="navigation">
    <div class="container">
        <a class="navbar-brand" [routerLink]="['Home']">
            <span class="fa fa-home fa-2x" aria-hidden="true"></span>
            <span class="sr-only">Home</span>
        </a>
    </div>
</div>

我尝试将Router添加到public.component.ts中的提供商部分,但随后我得到另一个例外,如下所示。

错误:不能解析路由器的所有参数:(?, ?, ?, ?, ?, ?, ?

?)

我显然错过了什么,但不知道是什么。如有任何帮助,不胜感激。

只是为了方便起见,这里是我包中的角引用。Json文件

"dependencies": {
    "@angular/common": "^2.0.0-rc.5",
    "@angular/compiler": "^2.0.0-rc.5",
    "@angular/core": "^2.0.0-rc.5",
    "@angular/forms": "^0.3.0",
    "@angular/http": "^2.0.0-rc.5",
    "@angular/platform-browser": "^2.0.0-rc.5",
    "@angular/platform-browser-dynamic": "^2.0.0-rc.5",
    "@angular/router": "^3.0.0-rc.1",
    "@angular/router-deprecated": "2.0.0-rc.2",
    "@angular/upgrade": "^2.0.0-rc.3"
}
  1. 从app.module.ts中删除routermodule
  2. 调整app.module.ts

    ...
    import { routing, appRoutingProviders } from './app.routing';
    ...
    @NgModule({
      imports: [
        ...
        routing,
        ...
      ],
      ...
      providers: [
        ...
        appRoutingProviders,
        ...
      ],
      bootstrap: [AppComponent],
    })
    export class AppModule { }
    
  3. 调整app.routing.ts:

    import { Routes, RouterModule } from '@angular/router';
    import { DashboardComponent } from './dashboard/dashboard.component';
    ...
    import { Http, HTTP_PROVIDERS } from '@angular/http';
    const appRoutes: Routes = [
      { path: '', redirectTo: '/dashboard', pathMatch: 'full'},
      { path: 'dashboard', component: DashboardComponent, canActivate: [AuthGuard]},
      ...
      { path: '**', redirectTo: 'dashboard', pathMatch: 'full'}
    ];
    export const appRoutingProviders: any[] = [
      ...
      Http,
      HTTP_PROVIDERS
    ];
    export const routing = RouterModule.forRoot(appRoutes);
    
  4. 删除所有的ROUTER_DIRECTIVES