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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, 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 | ||
17 | enum GroupDate { | |
18 | UNKNOWN = 0, | |
19 | TODAY = 1, | |
20 | YESTERDAY = 2, | |
21 | LAST_WEEK = 3, | |
22 | LAST_MONTH = 4, | |
23 | OLDER = 5 | |
24 | } | |
25 | ||
26 | export abstract class AbstractVideoList implements OnInit, OnDestroy, DisableForReuseHook { | |
27 | pagination: ComponentPagination = { | |
28 | currentPage: 1, | |
29 | itemsPerPage: 25, | |
30 | totalItems: null | |
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 | disabled = false | |
50 | ||
51 | displayOptions: MiniatureDisplayOptions = { | |
52 | date: true, | |
53 | views: true, | |
54 | by: true, | |
55 | privacyLabel: true, | |
56 | privacyText: false, | |
57 | state: false, | |
58 | blacklistInfo: false | |
59 | } | |
60 | ||
61 | protected abstract notifier: Notifier | |
62 | protected abstract authService: AuthService | |
63 | protected abstract route: ActivatedRoute | |
64 | protected abstract serverService: ServerService | |
65 | protected abstract screenService: ScreenService | |
66 | protected abstract router: Router | |
67 | protected abstract i18n: I18n | |
68 | abstract titlePage: string | |
69 | ||
70 | private resizeSubscription: Subscription | |
71 | private angularState: number | |
72 | ||
73 | private groupedDateLabels: { [id in GroupDate]: string } | |
74 | private groupedDates: { [id: number]: GroupDate } = {} | |
75 | ||
76 | abstract getVideosObservable (page: number): Observable<{ videos: Video[], totalVideos: number }> | |
77 | ||
78 | abstract generateSyndicationList (): void | |
79 | ||
80 | get user () { | |
81 | return this.authService.getUser() | |
82 | } | |
83 | ||
84 | ngOnInit () { | |
85 | this.groupedDateLabels = { | |
86 | [GroupDate.UNKNOWN]: null, | |
87 | [GroupDate.TODAY]: this.i18n('Today'), | |
88 | [GroupDate.YESTERDAY]: this.i18n('Yesterday'), | |
89 | [GroupDate.LAST_WEEK]: this.i18n('Last week'), | |
90 | [GroupDate.LAST_MONTH]: this.i18n('Last month'), | |
91 | [GroupDate.OLDER]: this.i18n('Older') | |
92 | } | |
93 | ||
94 | // Subscribe to route changes | |
95 | const routeParams = this.route.snapshot.queryParams | |
96 | this.loadRouteParams(routeParams) | |
97 | ||
98 | this.resizeSubscription = fromEvent(window, 'resize') | |
99 | .pipe(debounceTime(500)) | |
100 | .subscribe(() => this.calcPageSizes()) | |
101 | ||
102 | this.calcPageSizes() | |
103 | ||
104 | const loadUserObservable = this.loadUserVideoLanguagesIfNeeded() | |
105 | ||
106 | if (this.loadOnInit === true) { | |
107 | loadUserObservable.subscribe(() => this.loadMoreVideos()) | |
108 | } | |
109 | } | |
110 | ||
111 | ngOnDestroy () { | |
112 | if (this.resizeSubscription) this.resizeSubscription.unsubscribe() | |
113 | } | |
114 | ||
115 | disableForReuse () { | |
116 | this.disabled = true | |
117 | } | |
118 | ||
119 | enabledForReuse () { | |
120 | this.disabled = false | |
121 | } | |
122 | ||
123 | videoById (index: number, video: Video) { | |
124 | return video.id | |
125 | } | |
126 | ||
127 | onNearOfBottom () { | |
128 | if (this.disabled) return | |
129 | ||
130 | // Last page | |
131 | if (this.pagination.totalItems <= (this.pagination.currentPage * this.pagination.itemsPerPage)) return | |
132 | ||
133 | this.pagination.currentPage += 1 | |
134 | ||
135 | this.setScrollRouteParams() | |
136 | ||
137 | this.loadMoreVideos() | |
138 | } | |
139 | ||
140 | loadMoreVideos () { | |
141 | const observable = this.getVideosObservable(this.pagination.currentPage) | |
142 | ||
143 | observable.subscribe( | |
144 | ({ videos, totalVideos }) => { | |
145 | this.pagination.totalItems = totalVideos | |
146 | this.videos = this.videos.concat(videos) | |
147 | ||
148 | if (this.groupByDate) this.buildGroupedDateLabels() | |
149 | ||
150 | this.onMoreVideos() | |
151 | }, | |
152 | ||
153 | error => this.notifier.error(error.message) | |
154 | ) | |
155 | } | |
156 | ||
157 | reloadVideos () { | |
158 | this.pagination.currentPage = 1 | |
159 | this.videos = [] | |
160 | this.loadMoreVideos() | |
161 | } | |
162 | ||
163 | toggleModerationDisplay () { | |
164 | throw new Error('toggleModerationDisplay is not implemented') | |
165 | } | |
166 | ||
167 | removeVideoFromArray (video: Video) { | |
168 | this.videos = this.videos.filter(v => v.id !== video.id) | |
169 | } | |
170 | ||
171 | buildGroupedDateLabels () { | |
172 | let currentGroupedDate: GroupDate = GroupDate.UNKNOWN | |
173 | ||
174 | for (const video of this.videos) { | |
175 | const publishedDate = video.publishedAt | |
176 | ||
177 | if (currentGroupedDate <= GroupDate.TODAY && isToday(publishedDate)) { | |
178 | if (currentGroupedDate === GroupDate.TODAY) continue | |
179 | ||
180 | currentGroupedDate = GroupDate.TODAY | |
181 | this.groupedDates[ video.id ] = currentGroupedDate | |
182 | continue | |
183 | } | |
184 | ||
185 | if (currentGroupedDate <= GroupDate.YESTERDAY && isYesterday(publishedDate)) { | |
186 | if (currentGroupedDate === GroupDate.YESTERDAY) continue | |
187 | ||
188 | currentGroupedDate = GroupDate.YESTERDAY | |
189 | this.groupedDates[ video.id ] = currentGroupedDate | |
190 | continue | |
191 | } | |
192 | ||
193 | if (currentGroupedDate <= GroupDate.LAST_WEEK && isLastWeek(publishedDate)) { | |
194 | if (currentGroupedDate === GroupDate.LAST_WEEK) continue | |
195 | ||
196 | currentGroupedDate = GroupDate.LAST_WEEK | |
197 | this.groupedDates[ video.id ] = currentGroupedDate | |
198 | continue | |
199 | } | |
200 | ||
201 | if (currentGroupedDate <= GroupDate.LAST_MONTH && isLastMonth(publishedDate)) { | |
202 | if (currentGroupedDate === GroupDate.LAST_MONTH) continue | |
203 | ||
204 | currentGroupedDate = GroupDate.LAST_MONTH | |
205 | this.groupedDates[ video.id ] = currentGroupedDate | |
206 | continue | |
207 | } | |
208 | ||
209 | if (currentGroupedDate <= GroupDate.OLDER) { | |
210 | if (currentGroupedDate === GroupDate.OLDER) continue | |
211 | ||
212 | currentGroupedDate = GroupDate.OLDER | |
213 | this.groupedDates[ video.id ] = currentGroupedDate | |
214 | } | |
215 | } | |
216 | } | |
217 | ||
218 | getCurrentGroupedDateLabel (video: Video) { | |
219 | if (this.groupByDate === false) return undefined | |
220 | ||
221 | return this.groupedDateLabels[this.groupedDates[video.id]] | |
222 | } | |
223 | ||
224 | // On videos hook for children that want to do something | |
225 | protected onMoreVideos () { /* empty */ } | |
226 | ||
227 | protected loadRouteParams (routeParams: { [ key: string ]: any }) { | |
228 | this.sort = routeParams[ 'sort' ] as VideoSortField || this.defaultSort | |
229 | this.categoryOneOf = routeParams[ 'categoryOneOf' ] | |
230 | this.angularState = routeParams[ 'a-state' ] | |
231 | } | |
232 | ||
233 | private calcPageSizes () { | |
234 | if (this.screenService.isInMobileView()) { | |
235 | this.pagination.itemsPerPage = 5 | |
236 | } | |
237 | } | |
238 | ||
239 | private setScrollRouteParams () { | |
240 | // Already set | |
241 | if (this.angularState) return | |
242 | ||
243 | this.angularState = 42 | |
244 | ||
245 | const queryParams = { | |
246 | 'a-state': this.angularState, | |
247 | categoryOneOf: this.categoryOneOf | |
248 | } | |
249 | ||
250 | let path = this.router.url | |
251 | if (!path || path === '/') path = this.serverService.getConfig().instance.defaultClientRoute | |
252 | ||
253 | this.router.navigate([ path ], { queryParams, replaceUrl: true, queryParamsHandling: 'merge' }) | |
254 | } | |
255 | ||
256 | private loadUserVideoLanguagesIfNeeded () { | |
257 | if (!this.authService.isLoggedIn() || !this.useUserVideoLanguagePreferences) { | |
258 | return of(true) | |
259 | } | |
260 | ||
261 | return this.authService.userInformationLoaded | |
262 | .pipe( | |
263 | first(), | |
264 | tap(() => this.languageOneOf = this.user.videoLanguages) | |
265 | ) | |
266 | } | |
267 | } |