Passing Static Data to a Route in Angular

error-page.component.html

<h4>{{errorMessage}}</h4>

app.module.ts

import {BrowserModule} from '@angular/platform-browser';
import {NgModule} from '@angular/core';
import {FormsModule} from '@angular/forms';
import {HttpModule} from '@angular/http';

import {AppComponent} from './app.component';
import {HomeComponent} from './home/home.component';
import {UsersComponent} from './users/users.component';
import {ServersComponent} from './servers/servers.component';
import {UserComponent} from './users/user/user.component';
import {EditServerComponent} from './servers/edit-server/edit-server.component';
import {ServerComponent} from './servers/server/server.component';
import {ServersService} from './servers/servers.service';
import {RouterModule, Routes} from '@angular/router';
import {PageNotFoundComponent} from './page-not-found/page-not-found.component';
import {AuthService} from './auth.service';
import {AuthGuard} from './auth.guard';
import {CanDeactivateGuard} from './can-deactivate.guard';
import {ErrorPageComponent} from './error-page/error-page.component';

const appRoutes: Routes = [
  {path: '', component: HomeComponent},
  {
    path: 'users', component: UsersComponent, children: [
      {path: ':id/:name', component: UserComponent}]
  },
  {
    path: 'servers', canActivateChild: [AuthGuard], component: ServersComponent, children: [
      {path: ':id', component: ServerComponent},
      {path: ':id/edit', component: EditServerComponent, canDeactivate: [CanDeactivateGuard]}
    ]
  },
  // {path: 'not-found', component: PageNotFoundComponent},
  {path: 'not-found', component: ErrorPageComponent, data: {message: 'Page not found'}},
  {path: '**', redirectTo: '/not-found'},
];

@NgModule({
  declarations: [
    AppComponent,
    HomeComponent,
    UsersComponent,
    ServersComponent,
    UserComponent,
    EditServerComponent,
    ServerComponent,
    PageNotFoundComponent,
    ErrorPageComponent
  ],
  imports: [
    BrowserModule,
    FormsModule,
    HttpModule,
    RouterModule.forRoot(appRoutes)
  ],
  providers: [ServersService, AuthGuard, AuthService, CanDeactivateGuard],
  bootstrap: [AppComponent]
})
export class AppModule {
}

error-page.component.ts

import {Component, OnInit} from '@angular/core';
import {ActivatedRoute} from '@angular/router';

@Component({
  selector: 'app-error-page',
  templateUrl: './error-page.component.html',
  styleUrls: ['./error-page.component.css']
})
export class ErrorPageComponent implements OnInit {
  errorMessage: string;

  constructor(private route: ActivatedRoute) {
  }

  ngOnInit() {
    this.errorMessage = this.route.snapshot.data['message'];
    this.route.data.subscribe((value: Date) => {
      this.errorMessage = value['message'];
    });
  }

}

Related