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1 | ||
2 | import { Component, EventEmitter, Input, Output } from '@angular/core' | |
3 | import { Router } from '@angular/router' | |
4 | import { AuthService, ComponentPagination, LocalStorageService, Notifier, SessionStorageService, UserService } from '@app/core' | |
5 | import { VideoPlaylist, VideoPlaylistElement, VideoPlaylistService } from '@app/shared/shared-video-playlist' | |
6 | import { peertubeLocalStorage, peertubeSessionStorage } from '@root-helpers/peertube-web-storage' | |
7 | import { VideoPlaylistPrivacy } from '@shared/models' | |
8 | ||
9 | @Component({ | |
10 | selector: 'my-video-watch-playlist', | |
11 | templateUrl: './video-watch-playlist.component.html', | |
12 | styleUrls: [ './video-watch-playlist.component.scss' ] | |
13 | }) | |
14 | export class VideoWatchPlaylistComponent { | |
15 | static LOCAL_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST = 'auto_play_video_playlist' | |
16 | static SESSION_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST = 'loop_playlist' | |
17 | ||
18 | @Input() playlist: VideoPlaylist | |
19 | ||
20 | @Output() videoFound = new EventEmitter<string>() | |
21 | ||
22 | playlistElements: VideoPlaylistElement[] = [] | |
23 | playlistPagination: ComponentPagination = { | |
24 | currentPage: 1, | |
25 | itemsPerPage: 30, | |
26 | totalItems: null | |
27 | } | |
28 | ||
29 | autoPlayNextVideoPlaylist: boolean | |
30 | autoPlayNextVideoPlaylistSwitchText = '' | |
31 | loopPlaylist: boolean | |
32 | loopPlaylistSwitchText = '' | |
33 | noPlaylistVideos = false | |
34 | ||
35 | currentPlaylistPosition: number | |
36 | ||
37 | constructor ( | |
38 | private userService: UserService, | |
39 | private auth: AuthService, | |
40 | private notifier: Notifier, | |
41 | private videoPlaylist: VideoPlaylistService, | |
42 | private localStorageService: LocalStorageService, | |
43 | private sessionStorageService: SessionStorageService, | |
44 | private router: Router | |
45 | ) { | |
46 | // defaults to true | |
47 | this.autoPlayNextVideoPlaylist = this.auth.isLoggedIn() | |
48 | ? this.auth.getUser().autoPlayNextVideoPlaylist | |
49 | : this.localStorageService.getItem(VideoWatchPlaylistComponent.LOCAL_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST) !== 'false' | |
50 | ||
51 | this.setAutoPlayNextVideoPlaylistSwitchText() | |
52 | ||
53 | // defaults to false | |
54 | this.loopPlaylist = this.sessionStorageService.getItem(VideoWatchPlaylistComponent.SESSION_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST) === 'true' | |
55 | this.setLoopPlaylistSwitchText() | |
56 | } | |
57 | ||
58 | onPlaylistVideosNearOfBottom (position?: number) { | |
59 | // Last page | |
60 | if (this.playlistPagination.totalItems <= (this.playlistPagination.currentPage * this.playlistPagination.itemsPerPage)) return | |
61 | ||
62 | this.playlistPagination.currentPage += 1 | |
63 | this.loadPlaylistElements(this.playlist, false, position) | |
64 | } | |
65 | ||
66 | onElementRemoved (playlistElement: VideoPlaylistElement) { | |
67 | this.playlistElements = this.playlistElements.filter(e => e.id !== playlistElement.id) | |
68 | ||
69 | this.playlistPagination.totalItems-- | |
70 | } | |
71 | ||
72 | isPlaylistOwned () { | |
73 | return this.playlist.isLocal === true && | |
74 | this.auth.isLoggedIn() && | |
75 | this.playlist.ownerAccount.name === this.auth.getUser().username | |
76 | } | |
77 | ||
78 | isUnlistedPlaylist () { | |
79 | return this.playlist.privacy.id === VideoPlaylistPrivacy.UNLISTED | |
80 | } | |
81 | ||
82 | isPrivatePlaylist () { | |
83 | return this.playlist.privacy.id === VideoPlaylistPrivacy.PRIVATE | |
84 | } | |
85 | ||
86 | isPublicPlaylist () { | |
87 | return this.playlist.privacy.id === VideoPlaylistPrivacy.PUBLIC | |
88 | } | |
89 | ||
90 | loadPlaylistElements (playlist: VideoPlaylist, redirectToFirst = false, position?: number) { | |
91 | this.videoPlaylist.getPlaylistVideos(playlist.uuid, this.playlistPagination) | |
92 | .subscribe(({ total, data }) => { | |
93 | this.playlistElements = this.playlistElements.concat(data) | |
94 | this.playlistPagination.totalItems = total | |
95 | ||
96 | const firstAvailableVideo = this.playlistElements.find(e => !!e.video) | |
97 | if (!firstAvailableVideo) { | |
98 | this.noPlaylistVideos = true | |
99 | return | |
100 | } | |
101 | ||
102 | if (position) this.updatePlaylistIndex(position) | |
103 | ||
104 | if (redirectToFirst) { | |
105 | const extras = { | |
106 | queryParams: { | |
107 | start: firstAvailableVideo.startTimestamp, | |
108 | stop: firstAvailableVideo.stopTimestamp, | |
109 | playlistPosition: firstAvailableVideo.position | |
110 | }, | |
111 | replaceUrl: true | |
112 | } | |
113 | this.router.navigate([], extras) | |
114 | } | |
115 | }) | |
116 | } | |
117 | ||
118 | updatePlaylistIndex (position: number) { | |
119 | if (this.playlistElements.length === 0 || !position) return | |
120 | ||
121 | for (const playlistElement of this.playlistElements) { | |
122 | // >= if the previous videos were not valid | |
123 | if (playlistElement.video && playlistElement.position >= position) { | |
124 | this.currentPlaylistPosition = playlistElement.position | |
125 | ||
126 | this.videoFound.emit(playlistElement.video.uuid) | |
127 | ||
128 | setTimeout(() => { | |
129 | document.querySelector('.element-' + this.currentPlaylistPosition).scrollIntoView(false) | |
130 | }, 0) | |
131 | ||
132 | return | |
133 | } | |
134 | } | |
135 | ||
136 | // Load more videos to find our video | |
137 | this.onPlaylistVideosNearOfBottom(position) | |
138 | } | |
139 | ||
140 | findNextPlaylistVideo (position = this.currentPlaylistPosition): VideoPlaylistElement { | |
141 | if (this.currentPlaylistPosition >= this.playlistPagination.totalItems) { | |
142 | // we have reached the end of the playlist: either loop or stop | |
143 | if (this.loopPlaylist) { | |
144 | this.currentPlaylistPosition = position = 0 | |
145 | } else { | |
146 | return | |
147 | } | |
148 | } | |
149 | ||
150 | const next = this.playlistElements.find(e => e.position === position) | |
151 | ||
152 | if (!next || !next.video) { | |
153 | return this.findNextPlaylistVideo(position + 1) | |
154 | } | |
155 | ||
156 | return next | |
157 | } | |
158 | ||
159 | navigateToNextPlaylistVideo () { | |
160 | const next = this.findNextPlaylistVideo(this.currentPlaylistPosition + 1) | |
161 | if (!next) return | |
162 | ||
163 | const start = next.startTimestamp | |
164 | const stop = next.stopTimestamp | |
165 | this.router.navigate([],{ queryParams: { playlistPosition: next.position, start, stop } }) | |
166 | } | |
167 | ||
168 | switchAutoPlayNextVideoPlaylist () { | |
169 | this.autoPlayNextVideoPlaylist = !this.autoPlayNextVideoPlaylist | |
170 | this.setAutoPlayNextVideoPlaylistSwitchText() | |
171 | ||
172 | peertubeLocalStorage.setItem( | |
173 | VideoWatchPlaylistComponent.LOCAL_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST, | |
174 | this.autoPlayNextVideoPlaylist.toString() | |
175 | ) | |
176 | ||
177 | if (this.auth.isLoggedIn()) { | |
178 | const details = { | |
179 | autoPlayNextVideoPlaylist: this.autoPlayNextVideoPlaylist | |
180 | } | |
181 | ||
182 | this.userService.updateMyProfile(details).subscribe( | |
183 | () => { | |
184 | this.auth.refreshUserInformation() | |
185 | }, | |
186 | err => this.notifier.error(err.message) | |
187 | ) | |
188 | } | |
189 | } | |
190 | ||
191 | switchLoopPlaylist () { | |
192 | this.loopPlaylist = !this.loopPlaylist | |
193 | this.setLoopPlaylistSwitchText() | |
194 | ||
195 | peertubeSessionStorage.setItem( | |
196 | VideoWatchPlaylistComponent.SESSION_STORAGE_AUTO_PLAY_NEXT_VIDEO_PLAYLIST, | |
197 | this.loopPlaylist.toString() | |
198 | ) | |
199 | } | |
200 | ||
201 | private setAutoPlayNextVideoPlaylistSwitchText () { | |
202 | this.autoPlayNextVideoPlaylistSwitchText = this.autoPlayNextVideoPlaylist | |
203 | ? $localize`Stop autoplaying next video` | |
204 | : $localize`Autoplay next video` | |
205 | } | |
206 | ||
207 | private setLoopPlaylistSwitchText () { | |
208 | this.loopPlaylistSwitchText = this.loopPlaylist | |
209 | ? $localize`Stop looping playlist videos` | |
210 | : $localize`Loop playlist videos` | |
211 | } | |
212 | } |