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1 | import { debounceTime, first, tap } from 'rxjs/operators' | |
2 | import { OnDestroy, OnInit } from '@angular/core' | |
3 | import { ActivatedRoute, Router } from '@angular/router' | |
4 | import { fromEvent, Observable, of, Subject, Subscription } from 'rxjs' | |
5 | import { AuthService } from '../../core/auth' | |
6 | import { ComponentPaginationLight } from '../rest/component-pagination.model' | |
7 | import { VideoSortField } from './sort-field.type' | |
8 | import { Video } from './video.model' | |
9 | import { ScreenService } from '@app/shared/misc/screen.service' | |
10 | import { MiniatureDisplayOptions, OwnerDisplayType } from '@app/shared/video/video-miniature.component' | |
11 | import { Syndication } from '@app/shared/video/syndication.model' | |
12 | import { Notifier, ServerService } from '@app/core' | |
13 | import { DisableForReuseHook } from '@app/core/routing/disable-for-reuse-hook' | |
14 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
15 | import { isLastMonth, isLastWeek, isToday, isYesterday } from '@shared/core-utils/miscs/date' | |
16 | import { ServerConfig } from '@shared/models' | |
17 | ||
18 | enum GroupDate { | |
19 | UNKNOWN = 0, | |
20 | TODAY = 1, | |
21 | YESTERDAY = 2, | |
22 | LAST_WEEK = 3, | |
23 | LAST_MONTH = 4, | |
24 | OLDER = 5 | |
25 | } | |
26 | ||
27 | export abstract class AbstractVideoList implements OnInit, OnDestroy, DisableForReuseHook { | |
28 | pagination: ComponentPaginationLight = { | |
29 | currentPage: 1, | |
30 | itemsPerPage: 25 | |
31 | } | |
32 | sort: VideoSortField = '-publishedAt' | |
33 | ||
34 | categoryOneOf?: number | |
35 | languageOneOf?: string[] | |
36 | defaultSort: VideoSortField = '-publishedAt' | |
37 | ||
38 | syndicationItems: Syndication[] = [] | |
39 | ||
40 | loadOnInit = true | |
41 | useUserVideoLanguagePreferences = false | |
42 | ownerDisplayType: OwnerDisplayType = 'account' | |
43 | displayModerationBlock = false | |
44 | titleTooltip: string | |
45 | displayVideoActions = true | |
46 | groupByDate = false | |
47 | ||
48 | videos: Video[] = [] | |
49 | hasDoneFirstQuery = false | |
50 | disabled = false | |
51 | ||
52 | displayOptions: MiniatureDisplayOptions = { | |
53 | date: true, | |
54 | views: true, | |
55 | by: true, | |
56 | privacyLabel: true, | |
57 | privacyText: false, | |
58 | state: false, | |
59 | blacklistInfo: false | |
60 | } | |
61 | ||
62 | actions: { | |
63 | routerLink: string | |
64 | iconName: string | |
65 | label: string | |
66 | }[] = [] | |
67 | ||
68 | onDataSubject = new Subject<any[]>() | |
69 | ||
70 | protected serverConfig: ServerConfig | |
71 | ||
72 | protected abstract notifier: Notifier | |
73 | protected abstract authService: AuthService | |
74 | protected abstract route: ActivatedRoute | |
75 | protected abstract serverService: ServerService | |
76 | protected abstract screenService: ScreenService | |
77 | protected abstract router: Router | |
78 | protected abstract i18n: I18n | |
79 | abstract titlePage: string | |
80 | ||
81 | private resizeSubscription: Subscription | |
82 | private angularState: number | |
83 | ||
84 | private groupedDateLabels: { [id in GroupDate]: string } | |
85 | private groupedDates: { [id: number]: GroupDate } = {} | |
86 | ||
87 | private lastQueryLength: number | |
88 | ||
89 | abstract getVideosObservable (page: number): Observable<{ data: Video[] }> | |
90 | ||
91 | abstract generateSyndicationList (): void | |
92 | ||
93 | get user () { | |
94 | return this.authService.getUser() | |
95 | } | |
96 | ||
97 | ngOnInit () { | |
98 | this.serverConfig = this.serverService.getTmpConfig() | |
99 | this.serverService.getConfig() | |
100 | .subscribe(config => this.serverConfig = config) | |
101 | ||
102 | this.groupedDateLabels = { | |
103 | [GroupDate.UNKNOWN]: null, | |
104 | [GroupDate.TODAY]: this.i18n('Today'), | |
105 | [GroupDate.YESTERDAY]: this.i18n('Yesterday'), | |
106 | [GroupDate.LAST_WEEK]: this.i18n('Last week'), | |
107 | [GroupDate.LAST_MONTH]: this.i18n('Last month'), | |
108 | [GroupDate.OLDER]: this.i18n('Older') | |
109 | } | |
110 | ||
111 | // Subscribe to route changes | |
112 | const routeParams = this.route.snapshot.queryParams | |
113 | this.loadRouteParams(routeParams) | |
114 | ||
115 | this.resizeSubscription = fromEvent(window, 'resize') | |
116 | .pipe(debounceTime(500)) | |
117 | .subscribe(() => this.calcPageSizes()) | |
118 | ||
119 | this.calcPageSizes() | |
120 | ||
121 | const loadUserObservable = this.loadUserVideoLanguagesIfNeeded() | |
122 | ||
123 | if (this.loadOnInit === true) { | |
124 | loadUserObservable.subscribe(() => this.loadMoreVideos()) | |
125 | } | |
126 | } | |
127 | ||
128 | ngOnDestroy () { | |
129 | if (this.resizeSubscription) this.resizeSubscription.unsubscribe() | |
130 | } | |
131 | ||
132 | disableForReuse () { | |
133 | this.disabled = true | |
134 | } | |
135 | ||
136 | enabledForReuse () { | |
137 | this.disabled = false | |
138 | } | |
139 | ||
140 | videoById (index: number, video: Video) { | |
141 | return video.id | |
142 | } | |
143 | ||
144 | onNearOfBottom () { | |
145 | if (this.disabled) return | |
146 | ||
147 | // No more results | |
148 | if (this.lastQueryLength !== undefined && this.lastQueryLength < this.pagination.itemsPerPage) return | |
149 | ||
150 | this.pagination.currentPage += 1 | |
151 | ||
152 | this.setScrollRouteParams() | |
153 | ||
154 | this.loadMoreVideos() | |
155 | } | |
156 | ||
157 | loadMoreVideos (reset = false) { | |
158 | this.getVideosObservable(this.pagination.currentPage).subscribe( | |
159 | ({ data }) => { | |
160 | this.hasDoneFirstQuery = true | |
161 | this.lastQueryLength = data.length | |
162 | ||
163 | if (reset) this.videos = [] | |
164 | this.videos = this.videos.concat(data) | |
165 | ||
166 | if (this.groupByDate) this.buildGroupedDateLabels() | |
167 | ||
168 | this.onMoreVideos() | |
169 | ||
170 | this.onDataSubject.next(data) | |
171 | }, | |
172 | ||
173 | error => { | |
174 | const message = this.i18n('Cannot load more videos. Try again later.') | |
175 | ||
176 | console.error(message, { error }) | |
177 | this.notifier.error(message) | |
178 | } | |
179 | ) | |
180 | } | |
181 | ||
182 | reloadVideos () { | |
183 | this.pagination.currentPage = 1 | |
184 | this.loadMoreVideos(true) | |
185 | } | |
186 | ||
187 | toggleModerationDisplay () { | |
188 | throw new Error('toggleModerationDisplay is not implemented') | |
189 | } | |
190 | ||
191 | removeVideoFromArray (video: Video) { | |
192 | this.videos = this.videos.filter(v => v.id !== video.id) | |
193 | } | |
194 | ||
195 | buildGroupedDateLabels () { | |
196 | let currentGroupedDate: GroupDate = GroupDate.UNKNOWN | |
197 | ||
198 | for (const video of this.videos) { | |
199 | const publishedDate = video.publishedAt | |
200 | ||
201 | if (currentGroupedDate <= GroupDate.TODAY && isToday(publishedDate)) { | |
202 | if (currentGroupedDate === GroupDate.TODAY) continue | |
203 | ||
204 | currentGroupedDate = GroupDate.TODAY | |
205 | this.groupedDates[ video.id ] = currentGroupedDate | |
206 | continue | |
207 | } | |
208 | ||
209 | if (currentGroupedDate <= GroupDate.YESTERDAY && isYesterday(publishedDate)) { | |
210 | if (currentGroupedDate === GroupDate.YESTERDAY) continue | |
211 | ||
212 | currentGroupedDate = GroupDate.YESTERDAY | |
213 | this.groupedDates[ video.id ] = currentGroupedDate | |
214 | continue | |
215 | } | |
216 | ||
217 | if (currentGroupedDate <= GroupDate.LAST_WEEK && isLastWeek(publishedDate)) { | |
218 | if (currentGroupedDate === GroupDate.LAST_WEEK) continue | |
219 | ||
220 | currentGroupedDate = GroupDate.LAST_WEEK | |
221 | this.groupedDates[ video.id ] = currentGroupedDate | |
222 | continue | |
223 | } | |
224 | ||
225 | if (currentGroupedDate <= GroupDate.LAST_MONTH && isLastMonth(publishedDate)) { | |
226 | if (currentGroupedDate === GroupDate.LAST_MONTH) continue | |
227 | ||
228 | currentGroupedDate = GroupDate.LAST_MONTH | |
229 | this.groupedDates[ video.id ] = currentGroupedDate | |
230 | continue | |
231 | } | |
232 | ||
233 | if (currentGroupedDate <= GroupDate.OLDER) { | |
234 | if (currentGroupedDate === GroupDate.OLDER) continue | |
235 | ||
236 | currentGroupedDate = GroupDate.OLDER | |
237 | this.groupedDates[ video.id ] = currentGroupedDate | |
238 | } | |
239 | } | |
240 | } | |
241 | ||
242 | getCurrentGroupedDateLabel (video: Video) { | |
243 | if (this.groupByDate === false) return undefined | |
244 | ||
245 | return this.groupedDateLabels[this.groupedDates[video.id]] | |
246 | } | |
247 | ||
248 | // On videos hook for children that want to do something | |
249 | protected onMoreVideos () { /* empty */ } | |
250 | ||
251 | protected loadRouteParams (routeParams: { [ key: string ]: any }) { | |
252 | this.sort = routeParams[ 'sort' ] as VideoSortField || this.defaultSort | |
253 | this.categoryOneOf = routeParams[ 'categoryOneOf' ] | |
254 | this.angularState = routeParams[ 'a-state' ] | |
255 | } | |
256 | ||
257 | private calcPageSizes () { | |
258 | if (this.screenService.isInMobileView()) { | |
259 | this.pagination.itemsPerPage = 5 | |
260 | } | |
261 | } | |
262 | ||
263 | private setScrollRouteParams () { | |
264 | // Already set | |
265 | if (this.angularState) return | |
266 | ||
267 | this.angularState = 42 | |
268 | ||
269 | const queryParams = { | |
270 | 'a-state': this.angularState, | |
271 | categoryOneOf: this.categoryOneOf | |
272 | } | |
273 | ||
274 | let path = this.router.url | |
275 | if (!path || path === '/') path = this.serverConfig.instance.defaultClientRoute | |
276 | ||
277 | this.router.navigate([ path ], { queryParams, replaceUrl: true, queryParamsHandling: 'merge' }) | |
278 | } | |
279 | ||
280 | private loadUserVideoLanguagesIfNeeded () { | |
281 | if (!this.authService.isLoggedIn() || !this.useUserVideoLanguagePreferences) { | |
282 | return of(true) | |
283 | } | |
284 | ||
285 | return this.authService.userInformationLoaded | |
286 | .pipe( | |
287 | first(), | |
288 | tap(() => this.languageOneOf = this.user.videoLanguages) | |
289 | ) | |
290 | } | |
291 | } |