client/angular/videos/videos.service.ts

   1 import { Injectable } from '@angular/core';
   2 import { Http, Response } from '@angular/http';
   3 import { Observable } from 'rxjs/Rx';
   4
   5 import { Video } from './video';
   6 import { AuthService } from '../users/services/auth.service';
   7
   8 @Injectable()
   9 export class VideosService {
  10   private _baseVideoUrl = '/api/v1/videos/';
  11
  12   constructor (private http: Http, private _authService: AuthService) {}
  13
  14   getVideos() {
  15     return this.http.get(this._baseVideoUrl)
  16                     .map(res => res.json())
  17                     .map(this.extractVideos)
  18                     .catch(this.handleError);
  19   }
  20
  21   getVideo(id: string) {
  22     return this.http.get(this._baseVideoUrl + id)
  23                     .map(res => <Video> res.json())
  24                     .catch(this.handleError);
  25   }
  26
  27   removeVideo(id: string) {
  28     const options = this._authService.getAuthRequestOptions();
  29     return this.http.delete(this._baseVideoUrl + id, options)
  30                     .map(res => <number> res.status)
  31                     .catch(this.handleError);
  32   }
  33
  34   searchVideos(search: string) {
  35     return this.http.get(this._baseVideoUrl + 'search/' + search)
  36                     .map(res => res.json())
  37                     .map(this.extractVideos)
  38                     .catch(this.handleError);
  39   }
  40
  41   private extractVideos (body: any[]) {
  42     const videos = [];
  43     for (const video_json of body) {
  44       videos.push(new Video(video_json));
  45     }
  46
  47     return videos;
  48   }
  49
  50   private handleError (error: Response) {
  51     console.error(error);
  52     return Observable.throw(error.json().error || 'Server error');
  53   }
  54 }