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