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1 | import { Component, OnDestroy, OnInit } from '@angular/core' | |
2 | import { ActivatedRoute } from '@angular/router' | |
3 | import { Account } from '@app/shared/account/account.model' | |
4 | import { AccountService } from '@app/shared/account/account.service' | |
5 | import { VideoChannelService } from '@app/shared/video-channel/video-channel.service' | |
6 | import { concatMap, map, switchMap, tap } from 'rxjs/operators' | |
7 | import { from, Subscription } from 'rxjs' | |
8 | import { VideoChannel } from '@app/shared/video-channel/video-channel.model' | |
9 | import { Video } from '@app/shared/video/video.model' | |
10 | import { AuthService } from '@app/core' | |
11 | import { VideoService } from '@app/shared/video/video.service' | |
12 | import { VideoSortField } from '@app/shared/video/sort-field.type' | |
13 | import { ComponentPagination, hasMoreItems } from '@app/shared/rest/component-pagination.model' | |
14 | ||
15 | @Component({ | |
16 | selector: 'my-account-video-channels', | |
17 | templateUrl: './account-video-channels.component.html', | |
18 | styleUrls: [ './account-video-channels.component.scss' ] | |
19 | }) | |
20 | export class AccountVideoChannelsComponent implements OnInit, OnDestroy { | |
21 | account: Account | |
22 | videoChannels: VideoChannel[] = [] | |
23 | videos: { [id: number]: Video[] } = {} | |
24 | ||
25 | channelPagination: ComponentPagination = { | |
26 | currentPage: 1, | |
27 | itemsPerPage: 2 | |
28 | } | |
29 | ||
30 | videosPagination: ComponentPagination = { | |
31 | currentPage: 1, | |
32 | itemsPerPage: 12 | |
33 | } | |
34 | videosSort: VideoSortField = '-publishedAt' | |
35 | ||
36 | private accountSub: Subscription | |
37 | ||
38 | constructor ( | |
39 | private route: ActivatedRoute, | |
40 | private authService: AuthService, | |
41 | private accountService: AccountService, | |
42 | private videoChannelService: VideoChannelService, | |
43 | private videoService: VideoService | |
44 | ) { } | |
45 | ||
46 | get user () { | |
47 | return this.authService.getUser() | |
48 | } | |
49 | ||
50 | ngOnInit () { | |
51 | // Parent get the account for us | |
52 | this.accountSub = this.accountService.accountLoaded | |
53 | .subscribe(account => { | |
54 | this.account = account | |
55 | ||
56 | this.loadMoreChannels() | |
57 | }) | |
58 | } | |
59 | ||
60 | ngOnDestroy () { | |
61 | if (this.accountSub) this.accountSub.unsubscribe() | |
62 | } | |
63 | ||
64 | loadMoreChannels () { | |
65 | this.videoChannelService.listAccountVideoChannels(this.account, this.channelPagination) | |
66 | .pipe( | |
67 | tap(res => this.channelPagination.totalItems = res.total), | |
68 | switchMap(res => from(res.data)), | |
69 | concatMap(videoChannel => { | |
70 | return this.videoService.getVideoChannelVideos(videoChannel, this.videosPagination, this.videosSort) | |
71 | .pipe(map(data => ({ videoChannel, videos: data.videos }))) | |
72 | }) | |
73 | ) | |
74 | .subscribe(({ videoChannel, videos }) => { | |
75 | this.videoChannels.push(videoChannel) | |
76 | ||
77 | this.videos[videoChannel.id] = videos | |
78 | }) | |
79 | } | |
80 | ||
81 | getVideosOf (videoChannel: VideoChannel) { | |
82 | return this.videos[ videoChannel.id ] || [] | |
83 | } | |
84 | ||
85 | onNearOfBottom () { | |
86 | if (!hasMoreItems(this.channelPagination)) return | |
87 | ||
88 | this.channelPagination.currentPage += 1 | |
89 | ||
90 | this.loadMoreChannels() | |
91 | } | |
92 | } |