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1 | import { Component, Input } from '@angular/core' | |
2 | import { VideoPlaylist } from '@app/shared/video-playlist/video-playlist.model' | |
3 | import { ComponentPagination } from '@app/shared/rest/component-pagination.model' | |
4 | import { Video } from '@app/shared/video/video.model' | |
5 | import { VideoDetails, VideoPlaylistPrivacy } from '@shared/models' | |
6 | import { VideoService } from '@app/shared/video/video.service' | |
7 | import { Router } from '@angular/router' | |
8 | import { AuthService } from '@app/core' | |
9 | ||
10 | @Component({ | |
11 | selector: 'my-video-watch-playlist', | |
12 | templateUrl: './video-watch-playlist.component.html', | |
13 | styleUrls: [ './video-watch-playlist.component.scss' ] | |
14 | }) | |
15 | export class VideoWatchPlaylistComponent { | |
16 | @Input() video: VideoDetails | |
17 | @Input() playlist: VideoPlaylist | |
18 | ||
19 | playlistVideos: Video[] = [] | |
20 | playlistPagination: ComponentPagination = { | |
21 | currentPage: 1, | |
22 | itemsPerPage: 30, | |
23 | totalItems: null | |
24 | } | |
25 | ||
26 | noPlaylistVideos = false | |
27 | currentPlaylistPosition = 1 | |
28 | ||
29 | constructor ( | |
30 | private auth: AuthService, | |
31 | private videoService: VideoService, | |
32 | private router: Router | |
33 | ) {} | |
34 | ||
35 | onPlaylistVideosNearOfBottom () { | |
36 | // Last page | |
37 | if (this.playlistPagination.totalItems <= (this.playlistPagination.currentPage * this.playlistPagination.itemsPerPage)) return | |
38 | ||
39 | this.playlistPagination.currentPage += 1 | |
40 | this.loadPlaylistElements(this.playlist,false) | |
41 | } | |
42 | ||
43 | onElementRemoved (video: Video) { | |
44 | this.playlistVideos = this.playlistVideos.filter(v => v.id !== video.id) | |
45 | ||
46 | this.playlistPagination.totalItems-- | |
47 | } | |
48 | ||
49 | isPlaylistOwned () { | |
50 | return this.playlist.isLocal === true && | |
51 | this.auth.isLoggedIn() && | |
52 | this.playlist.ownerAccount.name === this.auth.getUser().username | |
53 | } | |
54 | ||
55 | isUnlistedPlaylist () { | |
56 | return this.playlist.privacy.id === VideoPlaylistPrivacy.UNLISTED | |
57 | } | |
58 | ||
59 | isPrivatePlaylist () { | |
60 | return this.playlist.privacy.id === VideoPlaylistPrivacy.PRIVATE | |
61 | } | |
62 | ||
63 | isPublicPlaylist () { | |
64 | return this.playlist.privacy.id === VideoPlaylistPrivacy.PUBLIC | |
65 | } | |
66 | ||
67 | loadPlaylistElements (playlist: VideoPlaylist, redirectToFirst = false) { | |
68 | this.videoService.getPlaylistVideos(playlist.uuid, this.playlistPagination) | |
69 | .subscribe(({ total, data }) => { | |
70 | this.playlistVideos = this.playlistVideos.concat(data) | |
71 | this.playlistPagination.totalItems = total | |
72 | ||
73 | if (total === 0) { | |
74 | this.noPlaylistVideos = true | |
75 | return | |
76 | } | |
77 | ||
78 | this.updatePlaylistIndex(this.video) | |
79 | ||
80 | if (redirectToFirst) { | |
81 | const extras = { | |
82 | queryParams: { videoId: this.playlistVideos[ 0 ].uuid }, | |
83 | replaceUrl: true | |
84 | } | |
85 | this.router.navigate([], extras) | |
86 | } | |
87 | }) | |
88 | } | |
89 | ||
90 | updatePlaylistIndex (video: VideoDetails) { | |
91 | if (this.playlistVideos.length === 0 || !video) return | |
92 | ||
93 | for (const playlistVideo of this.playlistVideos) { | |
94 | if (playlistVideo.id === video.id) { | |
95 | this.currentPlaylistPosition = playlistVideo.playlistElement.position | |
96 | return | |
97 | } | |
98 | } | |
99 | ||
100 | // Load more videos to find our video | |
101 | this.onPlaylistVideosNearOfBottom() | |
102 | } | |
103 | ||
104 | navigateToNextPlaylistVideo () { | |
105 | if (this.currentPlaylistPosition < this.playlistPagination.totalItems) { | |
106 | const next = this.playlistVideos.find(v => v.playlistElement.position === this.currentPlaylistPosition + 1) | |
107 | ||
108 | const start = next.playlistElement.startTimestamp | |
109 | const stop = next.playlistElement.stopTimestamp | |
110 | this.router.navigate([],{ queryParams: { videoId: next.uuid, start, stop } }) | |
111 | } | |
112 | } | |
113 | } |