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5c20a455 | 1 | import { Subject } from 'rxjs' |
2d3741d6 | 2 | import { Component, OnInit } from '@angular/core' |
67ed6552 C |
3 | import { Notifier, ScreenService, User, UserService } from '@app/core' |
4 | import { Video } from '@app/shared/shared-main' | |
5 | import { OverviewService } from './overview.service' | |
6 | import { VideosOverview } from './videos-overview.model' | |
2d3741d6 C |
7 | |
8 | @Component({ | |
9 | selector: 'my-video-overview', | |
10 | templateUrl: './video-overview.component.html', | |
11 | styleUrls: [ './video-overview.component.scss' ] | |
12 | }) | |
13 | export class VideoOverviewComponent implements OnInit { | |
111fdc26 C |
14 | onDataSubject = new Subject<any>() |
15 | ||
16 | overviews: VideosOverview[] = [] | |
2d3741d6 C |
17 | notResults = false |
18 | ||
5c20a455 C |
19 | userMiniature: User |
20 | ||
111fdc26 C |
21 | private loaded = false |
22 | private currentPage = 1 | |
23 | private maxPage = 20 | |
24 | private lastWasEmpty = false | |
25 | private isLoading = false | |
26 | ||
2d3741d6 | 27 | constructor ( |
f8b2c1b4 | 28 | private notifier: Notifier, |
5c20a455 | 29 | private userService: UserService, |
6eb62c33 C |
30 | private overviewService: OverviewService, |
31 | private screenService: ScreenService | |
2d3741d6 C |
32 | ) { } |
33 | ||
2d3741d6 | 34 | ngOnInit () { |
111fdc26 | 35 | this.loadMoreResults() |
5c20a455 C |
36 | |
37 | this.userService.getAnonymousOrLoggedUser() | |
38 | .subscribe(user => this.userMiniature = user) | |
39 | ||
40 | this.userService.listenAnonymousUpdate() | |
41 | .subscribe(user => this.userMiniature = user) | |
2d3741d6 C |
42 | } |
43 | ||
44 | buildVideoChannelBy (object: { videos: Video[] }) { | |
45 | return object.videos[0].byVideoChannel | |
46 | } | |
1a471091 C |
47 | |
48 | buildVideoChannelAvatarUrl (object: { videos: Video[] }) { | |
49 | return object.videos[0].videoChannelAvatarUrl | |
50 | } | |
6eb62c33 C |
51 | |
52 | buildVideos (videos: Video[]) { | |
53 | const numberOfVideos = this.screenService.getNumberOfAvailableMiniatures() | |
54 | ||
55 | return videos.slice(0, numberOfVideos * 2) | |
56 | } | |
111fdc26 C |
57 | |
58 | onNearOfBottom () { | |
59 | if (this.currentPage >= this.maxPage) return | |
60 | if (this.lastWasEmpty) return | |
61 | if (this.isLoading) return | |
62 | ||
63 | this.currentPage++ | |
64 | this.loadMoreResults() | |
65 | } | |
66 | ||
67 | private loadMoreResults () { | |
68 | this.isLoading = true | |
69 | ||
70 | this.overviewService.getVideosOverview(this.currentPage) | |
71 | .subscribe( | |
72 | overview => { | |
73 | this.isLoading = false | |
74 | ||
75 | if (overview.tags.length === 0 && overview.channels.length === 0 && overview.categories.length === 0) { | |
76 | this.lastWasEmpty = true | |
77 | if (this.loaded === false) this.notResults = true | |
78 | ||
79 | return | |
80 | } | |
81 | ||
82 | this.loaded = true | |
83 | this.onDataSubject.next(overview) | |
84 | ||
85 | this.overviews.push(overview) | |
86 | }, | |
87 | ||
88 | err => { | |
89 | this.notifier.error(err.message) | |
90 | this.isLoading = false | |
91 | } | |
92 | ) | |
93 | } | |
2d3741d6 | 94 | } |