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1 | import { catchError, map, switchMap, tap } from 'rxjs/operators' | |
2 | import { HttpClient } from '@angular/common/http' | |
3 | import { Injectable } from '@angular/core' | |
4 | import { forkJoin, Observable, of } from 'rxjs' | |
5 | import { VideosOverview as VideosOverviewServer, peertubeTranslate } from '../../../../../shared/models' | |
6 | import { environment } from '../../../environments/environment' | |
7 | import { RestExtractor } from '../rest/rest-extractor.service' | |
8 | import { VideosOverview } from '@app/shared/overview/videos-overview.model' | |
9 | import { VideoService } from '@app/shared/video/video.service' | |
10 | import { ServerService } from '@app/core' | |
11 | import { immutableAssign } from '@app/shared/misc/utils' | |
12 | ||
13 | @Injectable() | |
14 | export class OverviewService { | |
15 | static BASE_OVERVIEW_URL = environment.apiUrl + '/api/v1/overviews/' | |
16 | ||
17 | constructor ( | |
18 | private authHttp: HttpClient, | |
19 | private restExtractor: RestExtractor, | |
20 | private videosService: VideoService, | |
21 | private serverService: ServerService | |
22 | ) {} | |
23 | ||
24 | getVideosOverview (): Observable<VideosOverview> { | |
25 | return this.authHttp | |
26 | .get<VideosOverviewServer>(OverviewService.BASE_OVERVIEW_URL + 'videos') | |
27 | .pipe( | |
28 | switchMap(serverVideosOverview => this.updateVideosOverview(serverVideosOverview)), | |
29 | catchError(err => this.restExtractor.handleError(err)) | |
30 | ) | |
31 | } | |
32 | ||
33 | private updateVideosOverview (serverVideosOverview: VideosOverviewServer): Observable<VideosOverview> { | |
34 | const observables: Observable<any>[] = [] | |
35 | const videosOverviewResult: VideosOverview = { | |
36 | tags: [], | |
37 | categories: [], | |
38 | channels: [] | |
39 | } | |
40 | ||
41 | // Build videos objects | |
42 | for (const key of Object.keys(serverVideosOverview)) { | |
43 | for (const object of serverVideosOverview[ key ]) { | |
44 | observables.push( | |
45 | of(object.videos) | |
46 | .pipe( | |
47 | switchMap(videos => this.videosService.extractVideos({ total: 0, data: videos })), | |
48 | map(result => result.data), | |
49 | tap(videos => { | |
50 | videosOverviewResult[key].push(immutableAssign(object, { videos })) | |
51 | }) | |
52 | ) | |
53 | ) | |
54 | } | |
55 | } | |
56 | ||
57 | if (observables.length === 0) return of(videosOverviewResult) | |
58 | ||
59 | return forkJoin(observables) | |
60 | .pipe( | |
61 | // Translate categories | |
62 | switchMap(() => { | |
63 | return this.serverService.getServerLocale() | |
64 | .pipe( | |
65 | tap(translations => { | |
66 | for (const c of videosOverviewResult.categories) { | |
67 | c.category.label = peertubeTranslate(c.category.label, translations) | |
68 | } | |
69 | }) | |
70 | ) | |
71 | }), | |
72 | map(() => videosOverviewResult) | |
73 | ) | |
74 | } | |
75 | ||
76 | } |