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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 { ComponentPagination } 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 { ResultList } 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: ComponentPagination = { | |
29 | currentPage: 1, | |
30 | itemsPerPage: 25, | |
31 | totalItems: null | |
32 | } | |
33 | sort: VideoSortField = '-publishedAt' | |
34 | ||
35 | categoryOneOf?: number | |
36 | languageOneOf?: string[] | |
37 | defaultSort: VideoSortField = '-publishedAt' | |
38 | ||
39 | syndicationItems: Syndication[] = [] | |
40 | ||
41 | loadOnInit = true | |
42 | useUserVideoLanguagePreferences = false | |
43 | ownerDisplayType: OwnerDisplayType = 'account' | |
44 | displayModerationBlock = false | |
45 | titleTooltip: string | |
46 | displayVideoActions = true | |
47 | groupByDate = false | |
48 | ||
49 | videos: Video[] = [] | |
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 | onDataSubject = new Subject<any[]>() | |
63 | ||
64 | protected abstract notifier: Notifier | |
65 | protected abstract authService: AuthService | |
66 | protected abstract route: ActivatedRoute | |
67 | protected abstract serverService: ServerService | |
68 | protected abstract screenService: ScreenService | |
69 | protected abstract router: Router | |
70 | protected abstract i18n: I18n | |
71 | abstract titlePage: string | |
72 | ||
73 | private resizeSubscription: Subscription | |
74 | private angularState: number | |
75 | ||
76 | private groupedDateLabels: { [id in GroupDate]: string } | |
77 | private groupedDates: { [id: number]: GroupDate } = {} | |
78 | ||
79 | abstract getVideosObservable (page: number): Observable<ResultList<Video>> | |
80 | ||
81 | abstract generateSyndicationList (): void | |
82 | ||
83 | get user () { | |
84 | return this.authService.getUser() | |
85 | } | |
86 | ||
87 | ngOnInit () { | |
88 | this.groupedDateLabels = { | |
89 | [GroupDate.UNKNOWN]: null, | |
90 | [GroupDate.TODAY]: this.i18n('Today'), | |
91 | [GroupDate.YESTERDAY]: this.i18n('Yesterday'), | |
92 | [GroupDate.LAST_WEEK]: this.i18n('Last week'), | |
93 | [GroupDate.LAST_MONTH]: this.i18n('Last month'), | |
94 | [GroupDate.OLDER]: this.i18n('Older') | |
95 | } | |
96 | ||
97 | // Subscribe to route changes | |
98 | const routeParams = this.route.snapshot.queryParams | |
99 | this.loadRouteParams(routeParams) | |
100 | ||
101 | this.resizeSubscription = fromEvent(window, 'resize') | |
102 | .pipe(debounceTime(500)) | |
103 | .subscribe(() => this.calcPageSizes()) | |
104 | ||
105 | this.calcPageSizes() | |
106 | ||
107 | const loadUserObservable = this.loadUserVideoLanguagesIfNeeded() | |
108 | ||
109 | if (this.loadOnInit === true) { | |
110 | loadUserObservable.subscribe(() => this.loadMoreVideos()) | |
111 | } | |
112 | } | |
113 | ||
114 | ngOnDestroy () { | |
115 | if (this.resizeSubscription) this.resizeSubscription.unsubscribe() | |
116 | } | |
117 | ||
118 | disableForReuse () { | |
119 | this.disabled = true | |
120 | } | |
121 | ||
122 | enabledForReuse () { | |
123 | this.disabled = false | |
124 | } | |
125 | ||
126 | videoById (index: number, video: Video) { | |
127 | return video.id | |
128 | } | |
129 | ||
130 | onNearOfBottom () { | |
131 | if (this.disabled) return | |
132 | ||
133 | // Last page | |
134 | if (this.pagination.totalItems <= (this.pagination.currentPage * this.pagination.itemsPerPage)) return | |
135 | ||
136 | this.pagination.currentPage += 1 | |
137 | ||
138 | this.setScrollRouteParams() | |
139 | ||
140 | this.loadMoreVideos() | |
141 | } | |
142 | ||
143 | loadMoreVideos () { | |
144 | this.getVideosObservable(this.pagination.currentPage).subscribe( | |
145 | ({ data, total }) => { | |
146 | this.pagination.totalItems = total | |
147 | this.videos = this.videos.concat(data) | |
148 | ||
149 | if (this.groupByDate) this.buildGroupedDateLabels() | |
150 | ||
151 | this.onMoreVideos() | |
152 | ||
153 | this.onDataSubject.next(data) | |
154 | }, | |
155 | ||
156 | error => this.notifier.error(error.message) | |
157 | ) | |
158 | } | |
159 | ||
160 | reloadVideos () { | |
161 | this.pagination.currentPage = 1 | |
162 | this.videos = [] | |
163 | this.loadMoreVideos() | |
164 | } | |
165 | ||
166 | toggleModerationDisplay () { | |
167 | throw new Error('toggleModerationDisplay is not implemented') | |
168 | } | |
169 | ||
170 | removeVideoFromArray (video: Video) { | |
171 | this.videos = this.videos.filter(v => v.id !== video.id) | |
172 | } | |
173 | ||
174 | buildGroupedDateLabels () { | |
175 | let currentGroupedDate: GroupDate = GroupDate.UNKNOWN | |
176 | ||
177 | for (const video of this.videos) { | |
178 | const publishedDate = video.publishedAt | |
179 | ||
180 | if (currentGroupedDate <= GroupDate.TODAY && isToday(publishedDate)) { | |
181 | if (currentGroupedDate === GroupDate.TODAY) continue | |
182 | ||
183 | currentGroupedDate = GroupDate.TODAY | |
184 | this.groupedDates[ video.id ] = currentGroupedDate | |
185 | continue | |
186 | } | |
187 | ||
188 | if (currentGroupedDate <= GroupDate.YESTERDAY && isYesterday(publishedDate)) { | |
189 | if (currentGroupedDate === GroupDate.YESTERDAY) continue | |
190 | ||
191 | currentGroupedDate = GroupDate.YESTERDAY | |
192 | this.groupedDates[ video.id ] = currentGroupedDate | |
193 | continue | |
194 | } | |
195 | ||
196 | if (currentGroupedDate <= GroupDate.LAST_WEEK && isLastWeek(publishedDate)) { | |
197 | if (currentGroupedDate === GroupDate.LAST_WEEK) continue | |
198 | ||
199 | currentGroupedDate = GroupDate.LAST_WEEK | |
200 | this.groupedDates[ video.id ] = currentGroupedDate | |
201 | continue | |
202 | } | |
203 | ||
204 | if (currentGroupedDate <= GroupDate.LAST_MONTH && isLastMonth(publishedDate)) { | |
205 | if (currentGroupedDate === GroupDate.LAST_MONTH) continue | |
206 | ||
207 | currentGroupedDate = GroupDate.LAST_MONTH | |
208 | this.groupedDates[ video.id ] = currentGroupedDate | |
209 | continue | |
210 | } | |
211 | ||
212 | if (currentGroupedDate <= GroupDate.OLDER) { | |
213 | if (currentGroupedDate === GroupDate.OLDER) continue | |
214 | ||
215 | currentGroupedDate = GroupDate.OLDER | |
216 | this.groupedDates[ video.id ] = currentGroupedDate | |
217 | } | |
218 | } | |
219 | } | |
220 | ||
221 | getCurrentGroupedDateLabel (video: Video) { | |
222 | if (this.groupByDate === false) return undefined | |
223 | ||
224 | return this.groupedDateLabels[this.groupedDates[video.id]] | |
225 | } | |
226 | ||
227 | // On videos hook for children that want to do something | |
228 | protected onMoreVideos () { /* empty */ } | |
229 | ||
230 | protected loadRouteParams (routeParams: { [ key: string ]: any }) { | |
231 | this.sort = routeParams[ 'sort' ] as VideoSortField || this.defaultSort | |
232 | this.categoryOneOf = routeParams[ 'categoryOneOf' ] | |
233 | this.angularState = routeParams[ 'a-state' ] | |
234 | } | |
235 | ||
236 | private calcPageSizes () { | |
237 | if (this.screenService.isInMobileView()) { | |
238 | this.pagination.itemsPerPage = 5 | |
239 | } | |
240 | } | |
241 | ||
242 | private setScrollRouteParams () { | |
243 | // Already set | |
244 | if (this.angularState) return | |
245 | ||
246 | this.angularState = 42 | |
247 | ||
248 | const queryParams = { | |
249 | 'a-state': this.angularState, | |
250 | categoryOneOf: this.categoryOneOf | |
251 | } | |
252 | ||
253 | let path = this.router.url | |
254 | if (!path || path === '/') path = this.serverService.getConfig().instance.defaultClientRoute | |
255 | ||
256 | this.router.navigate([ path ], { queryParams, replaceUrl: true, queryParamsHandling: 'merge' }) | |
257 | } | |
258 | ||
259 | private loadUserVideoLanguagesIfNeeded () { | |
260 | if (!this.authService.isLoggedIn() || !this.useUserVideoLanguagePreferences) { | |
261 | return of(true) | |
262 | } | |
263 | ||
264 | return this.authService.userInformationLoaded | |
265 | .pipe( | |
266 | first(), | |
267 | tap(() => this.languageOneOf = this.user.videoLanguages) | |
268 | ) | |
269 | } | |
270 | } |