df3561235d
- add components: messages, locate-button - move index.html into src folder - move to angular build tools - styles.css -> styles.scss
30 lines
914 B
TypeScript
30 lines
914 B
TypeScript
import { Injectable } from '@angular/core';
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import { Observable, of } from 'rxjs';
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import { Station } from '../../shared/models/station';
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import { MessageService } from './message.service';
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import { STATIONS } from './mock-stations';
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@Injectable({
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providedIn: 'root'
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})
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export class StationService {
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private messageService;
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constructor(messageService: MessageService) {
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this.messageService = messageService;
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}
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getStations(): Observable<Station[]> {
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const stations = of(STATIONS);
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this.messageService.add('StationService: fetched stations');
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return stations;
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}
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getStation(id: string): Observable<Station> {
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// For now, assume that a hero with the specified `id` always exists.
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// Error handling will be added in the next step of the tutorial.
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const station = STATIONS.find(h => h.id === id)!;
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this.messageService.add(`StationService: fetched station id=${id}`);
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return of(station);
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}
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}
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