angular-cn/public/docs/_examples/router/ts/app/app-routing.module.ts

// #docplaster
// #docregion, preload-v1
import { NgModule }             from '@angular/core';
import { RouterModule, Routes } from '@angular/router';

import { ComposeMessageComponent }  from './compose-message.component';
import { CanDeactivateGuard }       from './can-deactivate-guard.service';
import { AuthGuard }                from './auth-guard.service';
import { PreloadSelectedModules }   from './selective-preload-strategy';

const appRoutes: Routes = [
  {
    path: 'compose',
    component: ComposeMessageComponent,
    outlet: 'modal'
  },
  {
    path: 'admin',
    loadChildren: 'app/admin/admin.module#AdminModule',
    canLoad: [AuthGuard]
  },
  {
    path: '',
    redirectTo: '/heroes',
    pathMatch: 'full'
  },
  // #docregion preload-v2
  {
    path: 'crisis-center',
    loadChildren: 'app/crisis-center/crisis-center.module#CrisisCenterModule',
    data: {
      preload: true
    }
  }
  // #enddocregion preload-v2
];

@NgModule({
  imports: [
    RouterModule.forRoot(
      appRoutes,
      { preloadingStrategy: PreloadSelectedModules }
    )
  ],
  exports: [
    RouterModule
  ],
  providers: [
    CanDeactivateGuard,
    PreloadSelectedModules
  ]
})
export class AppRoutingModule {}