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1 | import * as debug from 'debug' | |
2 | import { Subject, Subscription } from 'rxjs' | |
3 | import { debounceTime, filter } from 'rxjs/operators' | |
4 | import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Input, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core' | |
5 | import { AuthService, DisableForReuseHook, Notifier } from '@app/core' | |
6 | import { FormReactive, FormReactiveService } from '@app/shared/shared-forms' | |
7 | import { secondsToTime } from '@shared/core-utils' | |
8 | import { | |
9 | CachedVideoExistInPlaylist, | |
10 | Video, | |
11 | VideoPlaylistCreate, | |
12 | VideoPlaylistElementCreate, | |
13 | VideoPlaylistElementUpdate, | |
14 | VideoPlaylistPrivacy | |
15 | } from '@shared/models' | |
16 | import { VIDEO_PLAYLIST_DISPLAY_NAME_VALIDATOR } from '../form-validators/video-playlist-validators' | |
17 | import { CachedPlaylist, VideoPlaylistService } from './video-playlist.service' | |
18 | ||
19 | const debugLogger = debug('peertube:playlists:VideoAddToPlaylistComponent') | |
20 | ||
21 | type PlaylistElement = { | |
22 | enabled: boolean | |
23 | playlistElementId?: number | |
24 | startTimestamp?: number | |
25 | stopTimestamp?: number | |
26 | } | |
27 | ||
28 | type PlaylistSummary = { | |
29 | id: number | |
30 | displayName: string | |
31 | optionalRowDisplayed: boolean | |
32 | ||
33 | elements: PlaylistElement[] | |
34 | } | |
35 | ||
36 | @Component({ | |
37 | selector: 'my-video-add-to-playlist', | |
38 | styleUrls: [ './video-add-to-playlist.component.scss' ], | |
39 | templateUrl: './video-add-to-playlist.component.html', | |
40 | changeDetection: ChangeDetectionStrategy.OnPush | |
41 | }) | |
42 | export class VideoAddToPlaylistComponent extends FormReactive implements OnInit, OnChanges, OnDestroy, DisableForReuseHook { | |
43 | @Input() video: Video | |
44 | @Input() currentVideoTimestamp: number | |
45 | @Input() lazyLoad = false | |
46 | ||
47 | isNewPlaylistBlockOpened = false | |
48 | ||
49 | videoPlaylistSearch: string | |
50 | videoPlaylistSearchChanged = new Subject<void>() | |
51 | ||
52 | videoPlaylists: PlaylistSummary[] = [] | |
53 | ||
54 | private disabled = false | |
55 | ||
56 | private listenToPlaylistChangeSub: Subscription | |
57 | private playlistsData: CachedPlaylist[] = [] | |
58 | ||
59 | private pendingAddId: number | |
60 | ||
61 | constructor ( | |
62 | protected formReactiveService: FormReactiveService, | |
63 | private authService: AuthService, | |
64 | private notifier: Notifier, | |
65 | private videoPlaylistService: VideoPlaylistService, | |
66 | private cd: ChangeDetectorRef | |
67 | ) { | |
68 | super() | |
69 | } | |
70 | ||
71 | get user () { | |
72 | return this.authService.getUser() | |
73 | } | |
74 | ||
75 | ngOnInit () { | |
76 | this.buildForm({ | |
77 | displayName: VIDEO_PLAYLIST_DISPLAY_NAME_VALIDATOR | |
78 | }) | |
79 | ||
80 | this.videoPlaylistService.listenToMyAccountPlaylistsChange() | |
81 | .subscribe(result => { | |
82 | this.playlistsData = result.data | |
83 | ||
84 | this.videoPlaylistService.runVideoExistsInPlaylistCheck(this.video.id) | |
85 | }) | |
86 | ||
87 | this.videoPlaylistSearchChanged | |
88 | .pipe(debounceTime(500)) | |
89 | .subscribe(() => this.load()) | |
90 | ||
91 | if (this.lazyLoad === false) this.load() | |
92 | } | |
93 | ||
94 | ngOnChanges (simpleChanges: SimpleChanges) { | |
95 | if (simpleChanges['video']) { | |
96 | this.reload() | |
97 | } | |
98 | } | |
99 | ||
100 | ngOnDestroy () { | |
101 | this.unsubscribePlaylistChanges() | |
102 | } | |
103 | ||
104 | disableForReuse () { | |
105 | this.disabled = true | |
106 | } | |
107 | ||
108 | enabledForReuse () { | |
109 | this.disabled = false | |
110 | } | |
111 | ||
112 | reload () { | |
113 | debugLogger('Reloading component') | |
114 | ||
115 | this.videoPlaylists = [] | |
116 | this.videoPlaylistSearch = undefined | |
117 | ||
118 | this.load() | |
119 | ||
120 | this.cd.markForCheck() | |
121 | } | |
122 | ||
123 | load () { | |
124 | debugLogger('Loading component') | |
125 | ||
126 | this.listenToVideoPlaylistChange() | |
127 | ||
128 | this.videoPlaylistService.listMyPlaylistWithCache(this.user, this.videoPlaylistSearch) | |
129 | .subscribe(playlistsResult => { | |
130 | this.playlistsData = playlistsResult.data | |
131 | ||
132 | this.videoPlaylistService.runVideoExistsInPlaylistCheck(this.video.id) | |
133 | }) | |
134 | } | |
135 | ||
136 | openChange (opened: boolean) { | |
137 | if (opened === false) { | |
138 | this.isNewPlaylistBlockOpened = false | |
139 | } | |
140 | } | |
141 | ||
142 | openCreateBlock (event: Event) { | |
143 | event.preventDefault() | |
144 | ||
145 | this.isNewPlaylistBlockOpened = true | |
146 | } | |
147 | ||
148 | toggleMainPlaylist (e: Event, playlist: PlaylistSummary) { | |
149 | e.preventDefault() | |
150 | ||
151 | if (this.isPresentMultipleTimes(playlist) || playlist.optionalRowDisplayed) return | |
152 | ||
153 | if (playlist.elements.length === 0) { | |
154 | const element: PlaylistElement = { | |
155 | enabled: true, | |
156 | playlistElementId: undefined, | |
157 | startTimestamp: 0, | |
158 | stopTimestamp: this.video.duration | |
159 | } | |
160 | ||
161 | this.addVideoInPlaylist(playlist, element) | |
162 | } else { | |
163 | this.removeVideoFromPlaylist(playlist, playlist.elements[0].playlistElementId) | |
164 | playlist.elements = [] | |
165 | } | |
166 | ||
167 | this.cd.markForCheck() | |
168 | } | |
169 | ||
170 | toggleOptionalPlaylist (e: Event, playlist: PlaylistSummary, element: PlaylistElement, startTimestamp: number, stopTimestamp: number) { | |
171 | e.preventDefault() | |
172 | ||
173 | if (element.enabled) { | |
174 | this.removeVideoFromPlaylist(playlist, element.playlistElementId) | |
175 | element.enabled = false | |
176 | ||
177 | // Hide optional rows pane when the user unchecked all the playlists | |
178 | if (this.isPrimaryCheckboxChecked(playlist) === false) { | |
179 | playlist.optionalRowDisplayed = false | |
180 | } | |
181 | } else { | |
182 | const element: PlaylistElement = { | |
183 | enabled: true, | |
184 | playlistElementId: undefined, | |
185 | startTimestamp, | |
186 | stopTimestamp | |
187 | } | |
188 | ||
189 | this.addVideoInPlaylist(playlist, element) | |
190 | } | |
191 | ||
192 | this.cd.markForCheck() | |
193 | } | |
194 | ||
195 | createPlaylist () { | |
196 | const displayName = this.form.value['displayName'] | |
197 | ||
198 | const videoPlaylistCreate: VideoPlaylistCreate = { | |
199 | displayName, | |
200 | privacy: VideoPlaylistPrivacy.PRIVATE | |
201 | } | |
202 | ||
203 | this.videoPlaylistService.createVideoPlaylist(videoPlaylistCreate) | |
204 | .subscribe({ | |
205 | next: () => { | |
206 | this.isNewPlaylistBlockOpened = false | |
207 | ||
208 | this.cd.markForCheck() | |
209 | }, | |
210 | ||
211 | error: err => this.notifier.error(err.message) | |
212 | }) | |
213 | } | |
214 | ||
215 | onVideoPlaylistSearchChanged () { | |
216 | this.videoPlaylistSearchChanged.next() | |
217 | } | |
218 | ||
219 | isPrimaryCheckboxChecked (playlist: PlaylistSummary) { | |
220 | // Reduce latency when adding a video to a playlist using pendingAddId | |
221 | return this.pendingAddId === playlist.id || | |
222 | playlist.elements.filter(e => e.enabled).length !== 0 | |
223 | } | |
224 | ||
225 | toggleOptionalRow (playlist: PlaylistSummary) { | |
226 | playlist.optionalRowDisplayed = !playlist.optionalRowDisplayed | |
227 | ||
228 | this.cd.markForCheck() | |
229 | } | |
230 | ||
231 | getPrimaryInputName (playlist: PlaylistSummary) { | |
232 | return 'in-playlist-primary-' + playlist.id | |
233 | } | |
234 | ||
235 | getOptionalInputName (playlist: PlaylistSummary, element?: PlaylistElement) { | |
236 | const suffix = element | |
237 | ? '-' + element.playlistElementId | |
238 | : '' | |
239 | ||
240 | return 'in-playlist-optional-' + playlist.id + suffix | |
241 | } | |
242 | ||
243 | buildOptionalRowElements (playlist: PlaylistSummary) { | |
244 | const elements = playlist.elements | |
245 | ||
246 | const lastElement = elements.length === 0 | |
247 | ? undefined | |
248 | : elements[elements.length - 1] | |
249 | ||
250 | // Build an empty last element | |
251 | if (!lastElement || lastElement.enabled === true) { | |
252 | elements.push({ | |
253 | enabled: false, | |
254 | startTimestamp: 0, | |
255 | stopTimestamp: this.video.duration | |
256 | }) | |
257 | } | |
258 | ||
259 | return elements | |
260 | } | |
261 | ||
262 | isPresentMultipleTimes (playlist: PlaylistSummary) { | |
263 | return playlist.elements.filter(e => e.enabled === true).length > 1 | |
264 | } | |
265 | ||
266 | onElementTimestampUpdate (playlist: PlaylistSummary, element: PlaylistElement) { | |
267 | if (!element.playlistElementId || element.enabled === false) return | |
268 | ||
269 | const body: VideoPlaylistElementUpdate = { | |
270 | startTimestamp: element.startTimestamp, | |
271 | stopTimestamp: element.stopTimestamp | |
272 | } | |
273 | ||
274 | this.videoPlaylistService.updateVideoOfPlaylist(playlist.id, element.playlistElementId, body, this.video.id) | |
275 | .subscribe({ | |
276 | next: () => { | |
277 | this.notifier.success($localize`Timestamps updated`) | |
278 | }, | |
279 | ||
280 | error: err => this.notifier.error(err.message), | |
281 | ||
282 | complete: () => this.cd.markForCheck() | |
283 | }) | |
284 | } | |
285 | ||
286 | private isOptionalRowDisplayed (playlist: PlaylistSummary) { | |
287 | const elements = playlist.elements.filter(e => e.enabled) | |
288 | ||
289 | if (elements.length > 1) return true | |
290 | ||
291 | if (elements.length === 1) { | |
292 | const element = elements[0] | |
293 | ||
294 | if ( | |
295 | (element.startTimestamp && element.startTimestamp !== 0) || | |
296 | (element.stopTimestamp && element.stopTimestamp !== this.video.duration) | |
297 | ) { | |
298 | return true | |
299 | } | |
300 | } | |
301 | ||
302 | return false | |
303 | } | |
304 | ||
305 | private removeVideoFromPlaylist (playlist: PlaylistSummary, elementId: number) { | |
306 | this.videoPlaylistService.removeVideoFromPlaylist(playlist.id, elementId, this.video.id) | |
307 | .subscribe({ | |
308 | next: () => { | |
309 | this.notifier.success($localize`Video removed from ${playlist.displayName}`) | |
310 | }, | |
311 | ||
312 | error: err => this.notifier.error(err.message), | |
313 | ||
314 | complete: () => this.cd.markForCheck() | |
315 | }) | |
316 | } | |
317 | ||
318 | private listenToVideoPlaylistChange () { | |
319 | this.unsubscribePlaylistChanges() | |
320 | ||
321 | this.listenToPlaylistChangeSub = this.videoPlaylistService.listenToVideoPlaylistChange(this.video.id) | |
322 | .pipe(filter(() => this.disabled === false)) | |
323 | .subscribe(existResult => this.rebuildPlaylists(existResult)) | |
324 | } | |
325 | ||
326 | private unsubscribePlaylistChanges () { | |
327 | if (this.listenToPlaylistChangeSub) { | |
328 | this.listenToPlaylistChangeSub.unsubscribe() | |
329 | this.listenToPlaylistChangeSub = undefined | |
330 | } | |
331 | } | |
332 | ||
333 | private rebuildPlaylists (existResult: CachedVideoExistInPlaylist[]) { | |
334 | debugLogger('Got existing results for %d.', this.video.id, existResult) | |
335 | ||
336 | const oldPlaylists = this.videoPlaylists | |
337 | ||
338 | this.videoPlaylists = [] | |
339 | for (const playlist of this.playlistsData) { | |
340 | const existingPlaylists = existResult.filter(p => p.playlistId === playlist.id) | |
341 | ||
342 | const playlistSummary = { | |
343 | id: playlist.id, | |
344 | optionalRowDisplayed: false, | |
345 | displayName: playlist.displayName, | |
346 | elements: existingPlaylists.map(e => ({ | |
347 | enabled: true, | |
348 | playlistElementId: e.playlistElementId, | |
349 | startTimestamp: e.startTimestamp || 0, | |
350 | stopTimestamp: e.stopTimestamp || this.video.duration | |
351 | })) | |
352 | } | |
353 | ||
354 | const oldPlaylist = oldPlaylists.find(p => p.id === playlist.id) | |
355 | playlistSummary.optionalRowDisplayed = oldPlaylist | |
356 | ? oldPlaylist.optionalRowDisplayed | |
357 | : this.isOptionalRowDisplayed(playlistSummary) | |
358 | ||
359 | this.videoPlaylists.push(playlistSummary) | |
360 | } | |
361 | ||
362 | debugLogger('Rebuilt playlist state for video %d.', this.video.id, this.videoPlaylists) | |
363 | ||
364 | this.cd.markForCheck() | |
365 | } | |
366 | ||
367 | private addVideoInPlaylist (playlist: PlaylistSummary, element: PlaylistElement) { | |
368 | const body: VideoPlaylistElementCreate = { videoId: this.video.id } | |
369 | ||
370 | if (element.startTimestamp) body.startTimestamp = element.startTimestamp | |
371 | if (element.stopTimestamp && element.stopTimestamp !== this.video.duration) body.stopTimestamp = element.stopTimestamp | |
372 | ||
373 | this.pendingAddId = playlist.id | |
374 | ||
375 | this.videoPlaylistService.addVideoInPlaylist(playlist.id, body) | |
376 | .subscribe({ | |
377 | next: res => { | |
378 | const message = body.startTimestamp || body.stopTimestamp | |
379 | ? $localize`Video added in ${playlist.displayName} at timestamps ${this.formatTimestamp(element)}` | |
380 | : $localize`Video added in ${playlist.displayName}` | |
381 | ||
382 | this.notifier.success(message) | |
383 | ||
384 | if (element) element.playlistElementId = res.videoPlaylistElement.id | |
385 | }, | |
386 | ||
387 | error: err => { | |
388 | this.pendingAddId = undefined | |
389 | this.cd.markForCheck() | |
390 | ||
391 | this.notifier.error(err.message) | |
392 | }, | |
393 | ||
394 | complete: () => { | |
395 | this.pendingAddId = undefined | |
396 | this.cd.markForCheck() | |
397 | } | |
398 | }) | |
399 | } | |
400 | ||
401 | private formatTimestamp (element: PlaylistElement) { | |
402 | const start = element.startTimestamp ? secondsToTime(element.startTimestamp) : '' | |
403 | const stop = element.stopTimestamp ? secondsToTime(element.stopTimestamp) : '' | |
404 | ||
405 | return `(${start}-${stop})` | |
406 | } | |
407 | } |