Fix video playlist element removal
[oweals/peertube.git] / client / src / app / shared / video-playlist / video-playlist.service.ts
index 8b66e122cb26e7e44e1c25de6ab9e1447a63715e..42791af866fd282c6ea25f3c2594461d88d9bd7a 100644 (file)
@@ -1,9 +1,9 @@
-import { catchError, map, switchMap } from 'rxjs/operators'
+import { bufferTime, catchError, filter, first, map, share, switchMap } from 'rxjs/operators'
 import { Injectable } from '@angular/core'
-import { Observable } from 'rxjs'
+import { Observable, ReplaySubject, Subject } from 'rxjs'
 import { RestExtractor } from '../rest/rest-extractor.service'
-import { HttpClient } from '@angular/common/http'
-import { ResultList } from '../../../../../shared'
+import { HttpClient, HttpParams } from '@angular/common/http'
+import { ResultList, VideoPlaylistElementCreate, VideoPlaylistElementUpdate } from '../../../../../shared'
 import { environment } from '../../../environments/environment'
 import { VideoPlaylist as VideoPlaylistServerModel } from '@shared/models/videos/playlist/video-playlist.model'
 import { VideoChannelService } from '@app/shared/video-channel/video-channel.service'
@@ -15,31 +15,60 @@ import { ServerService } from '@app/core'
 import { VideoPlaylist } from '@app/shared/video-playlist/video-playlist.model'
 import { AccountService } from '@app/shared/account/account.service'
 import { Account } from '@app/shared/account/account.model'
+import { RestService } from '@app/shared/rest'
+import { VideoExistInPlaylist } from '@shared/models/videos/playlist/video-exist-in-playlist.model'
+import { VideoPlaylistReorder } from '@shared/models/videos/playlist/video-playlist-reorder.model'
+import { ComponentPagination } from '@app/shared/rest/component-pagination.model'
+import { VideoPlaylistElement as ServerVideoPlaylistElement } from '@shared/models/videos/playlist/video-playlist-element.model'
+import { VideoPlaylistElement } from '@app/shared/video-playlist/video-playlist-element.model'
 
 @Injectable()
 export class VideoPlaylistService {
   static BASE_VIDEO_PLAYLIST_URL = environment.apiUrl + '/api/v1/video-playlists/'
+  static MY_VIDEO_PLAYLIST_URL = environment.apiUrl + '/api/v1/users/me/video-playlists/'
+
+  // Use a replay subject because we "next" a value before subscribing
+  private videoExistsInPlaylistSubject: Subject<number> = new ReplaySubject(1)
+  private readonly videoExistsInPlaylistObservable: Observable<VideoExistInPlaylist>
 
   constructor (
     private authHttp: HttpClient,
     private serverService: ServerService,
-    private restExtractor: RestExtractor
-  ) { }
+    private restExtractor: RestExtractor,
+    private restService: RestService
+  ) {
+    this.videoExistsInPlaylistObservable = this.videoExistsInPlaylistSubject.pipe(
+      bufferTime(500),
+      filter(videoIds => videoIds.length !== 0),
+      switchMap(videoIds => this.doVideosExistInPlaylist(videoIds)),
+      share()
+    )
+  }
 
-  listChannelPlaylists (videoChannel: VideoChannel): Observable<ResultList<VideoPlaylist>> {
+  listChannelPlaylists (videoChannel: VideoChannel, componentPagination: ComponentPagination): Observable<ResultList<VideoPlaylist>> {
     const url = VideoChannelService.BASE_VIDEO_CHANNEL_URL + videoChannel.nameWithHost + '/video-playlists'
+    const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
 
-    return this.authHttp.get<ResultList<VideoPlaylist>>(url)
+    let params = new HttpParams()
+    params = this.restService.addRestGetParams(params, pagination)
+
+    return this.authHttp.get<ResultList<VideoPlaylist>>(url, { params })
                .pipe(
                  switchMap(res => this.extractPlaylists(res)),
                  catchError(err => this.restExtractor.handleError(err))
                )
   }
 
-  listAccountPlaylists (account: Account): Observable<ResultList<VideoPlaylist>> {
+  listAccountPlaylists (account: Account, componentPagination: ComponentPagination, sort: string): Observable<ResultList<VideoPlaylist>> {
     const url = AccountService.BASE_ACCOUNT_URL + account.nameWithHost + '/video-playlists'
+    const pagination = componentPagination
+      ? this.restService.componentPaginationToRestPagination(componentPagination)
+      : undefined
+
+    let params = new HttpParams()
+    params = this.restService.addRestGetParams(params, pagination, sort)
 
-    return this.authHttp.get<ResultList<VideoPlaylist>>(url)
+    return this.authHttp.get<ResultList<VideoPlaylist>>(url, { params })
                .pipe(
                  switchMap(res => this.extractPlaylists(res)),
                  catchError(err => this.restExtractor.handleError(err))
@@ -59,9 +88,8 @@ export class VideoPlaylistService {
   createVideoPlaylist (body: VideoPlaylistCreate) {
     const data = objectToFormData(body)
 
-    return this.authHttp.post(VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL, data)
+    return this.authHttp.post<{ videoPlaylist: { id: number } }>(VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL, data)
                .pipe(
-                 map(this.restExtractor.extractDataBool),
                  catchError(err => this.restExtractor.handleError(err))
                )
   }
@@ -84,6 +112,66 @@ export class VideoPlaylistService {
                )
   }
 
+  addVideoInPlaylist (playlistId: number, body: VideoPlaylistElementCreate) {
+    const url = VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL + playlistId + '/videos'
+
+    return this.authHttp.post<{ videoPlaylistElement: { id: number } }>(url, body)
+               .pipe(catchError(err => this.restExtractor.handleError(err)))
+  }
+
+  updateVideoOfPlaylist (playlistId: number, playlistElementId: number, body: VideoPlaylistElementUpdate) {
+    return this.authHttp.put(VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL + playlistId + '/videos/' + playlistElementId, body)
+               .pipe(
+                 map(this.restExtractor.extractDataBool),
+                 catchError(err => this.restExtractor.handleError(err))
+               )
+  }
+
+  removeVideoFromPlaylist (playlistId: number, playlistElementId: number) {
+    return this.authHttp.delete(VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL + playlistId + '/videos/' + playlistElementId)
+               .pipe(
+                 map(this.restExtractor.extractDataBool),
+                 catchError(err => this.restExtractor.handleError(err))
+               )
+  }
+
+  reorderPlaylist (playlistId: number, oldPosition: number, newPosition: number) {
+    const body: VideoPlaylistReorder = {
+      startPosition: oldPosition,
+      insertAfterPosition: newPosition
+    }
+
+    return this.authHttp.post(VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL + playlistId + '/videos/reorder', body)
+               .pipe(
+                 map(this.restExtractor.extractDataBool),
+                 catchError(err => this.restExtractor.handleError(err))
+               )
+  }
+
+  getPlaylistVideos (
+    videoPlaylistId: number | string,
+    componentPagination: ComponentPagination
+  ): Observable<ResultList<VideoPlaylistElement>> {
+    const path = VideoPlaylistService.BASE_VIDEO_PLAYLIST_URL + videoPlaylistId + '/videos'
+    const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
+
+    let params = new HttpParams()
+    params = this.restService.addRestGetParams(params, pagination)
+
+    return this.authHttp
+               .get<ResultList<ServerVideoPlaylistElement>>(path, { params })
+               .pipe(
+                 switchMap(res => this.extractVideoPlaylistElements(res)),
+                 catchError(err => this.restExtractor.handleError(err))
+               )
+  }
+
+  doesVideoExistInPlaylist (videoId: number) {
+    this.videoExistsInPlaylistSubject.next(videoId)
+
+    return this.videoExistsInPlaylistObservable.pipe(first())
+  }
+
   extractPlaylists (result: ResultList<VideoPlaylistServerModel>) {
     return this.serverService.localeObservable
                .pipe(
@@ -105,4 +193,31 @@ export class VideoPlaylistService {
     return this.serverService.localeObservable
                .pipe(map(translations => new VideoPlaylist(playlist, translations)))
   }
+
+  extractVideoPlaylistElements (result: ResultList<ServerVideoPlaylistElement>) {
+    return this.serverService.localeObservable
+               .pipe(
+                 map(translations => {
+                   const elementsJson = result.data
+                   const total = result.total
+                   const elements: VideoPlaylistElement[] = []
+
+                   for (const elementJson of elementsJson) {
+                     elements.push(new VideoPlaylistElement(elementJson, translations))
+                   }
+
+                   return { total, data: elements }
+                 })
+               )
+  }
+
+  private doVideosExistInPlaylist (videoIds: number[]): Observable<VideoExistInPlaylist> {
+    const url = VideoPlaylistService.MY_VIDEO_PLAYLIST_URL + 'videos-exist'
+    let params = new HttpParams()
+
+    params = this.restService.addObjectParams(params, { videoIds })
+
+    return this.authHttp.get<VideoExistInPlaylist>(url, { params })
+               .pipe(catchError(err => this.restExtractor.handleError(err)))
+  }
 }