import { Component, OnDestroy, OnInit } from '@angular/core'
-import { Notifier } from '@app/core'
+import { Notifier, ServerService } from '@app/core'
import { AuthService } from '../../core/auth'
import { ConfirmService } from '../../core/confirm'
import { ComponentPagination } from '@app/shared/rest/component-pagination.model'
-import { Video } from '@app/shared/video/video.model'
-import { Subscription } from 'rxjs'
+import { Subject, Subscription } from 'rxjs'
import { ActivatedRoute } from '@angular/router'
-import { VideoService } from '@app/shared/video/video.service'
+import { VideoPlaylistService } from '@app/shared/video-playlist/video-playlist.service'
+import { VideoPlaylist } from '@app/shared/video-playlist/video-playlist.model'
+import { I18n } from '@ngx-translate/i18n-polyfill'
+import { CdkDragDrop } from '@angular/cdk/drag-drop'
+import { VideoPlaylistElement } from '@app/shared/video-playlist/video-playlist-element.model'
@Component({
selector: 'my-account-video-playlist-elements',
styleUrls: [ './my-account-video-playlist-elements.component.scss' ]
})
export class MyAccountVideoPlaylistElementsComponent implements OnInit, OnDestroy {
- videos: Video[] = []
+ playlistElements: VideoPlaylistElement[] = []
+ playlist: VideoPlaylist
pagination: ComponentPagination = {
currentPage: 1,
totalItems: null
}
+ onDataSubject = new Subject<any[]>()
+
private videoPlaylistId: string | number
private paramsSub: Subscription
constructor (
private authService: AuthService,
+ private serverService: ServerService,
private notifier: Notifier,
private confirmService: ConfirmService,
private route: ActivatedRoute,
- private videoService: VideoService
+ private i18n: I18n,
+ private videoPlaylistService: VideoPlaylistService
) {}
ngOnInit () {
this.paramsSub = this.route.params.subscribe(routeParams => {
this.videoPlaylistId = routeParams[ 'videoPlaylistId' ]
this.loadElements()
+
+ this.loadPlaylistInfo()
})
}
if (this.paramsSub) this.paramsSub.unsubscribe()
}
+ drop (event: CdkDragDrop<any>) {
+ const previousIndex = event.previousIndex
+ const newIndex = event.currentIndex
+
+ if (previousIndex === newIndex) return
+
+ const oldPosition = this.playlistElements[previousIndex].position
+ let insertAfter = this.playlistElements[newIndex].position
+
+ if (oldPosition > insertAfter) insertAfter--
+
+ const element = this.playlistElements[previousIndex]
+
+ this.playlistElements.splice(previousIndex, 1)
+ this.playlistElements.splice(newIndex, 0, element)
+
+ this.videoPlaylistService.reorderPlaylist(this.playlist.id, oldPosition, insertAfter)
+ .subscribe(
+ () => {
+ this.reorderClientPositions()
+ },
+
+ err => this.notifier.error(err.message)
+ )
+ }
+
+ onElementRemoved (element: VideoPlaylistElement) {
+ const oldFirst = this.findFirst()
+
+ this.playlistElements = this.playlistElements.filter(v => v.id !== element.id)
+ this.reorderClientPositions(oldFirst)
+ }
+
onNearOfBottom () {
// Last page
if (this.pagination.totalItems <= (this.pagination.currentPage * this.pagination.itemsPerPage)) return
this.loadElements()
}
+ trackByFn (index: number, elem: VideoPlaylistElement) {
+ return elem.id
+ }
+
private loadElements () {
- this.videoService.getPlaylistVideos(this.videoPlaylistId, this.pagination)
- .subscribe(({ totalVideos, videos }) => {
- this.videos = this.videos.concat(videos)
- this.pagination.totalItems = totalVideos
+ this.videoPlaylistService.getPlaylistVideos(this.videoPlaylistId, this.pagination)
+ .subscribe(({ total, data }) => {
+ this.playlistElements = this.playlistElements.concat(data)
+ this.pagination.totalItems = total
+
+ this.onDataSubject.next(data)
})
}
+
+ private loadPlaylistInfo () {
+ this.videoPlaylistService.getVideoPlaylist(this.videoPlaylistId)
+ .subscribe(playlist => {
+ this.playlist = playlist
+ })
+ }
+
+ private reorderClientPositions (first?: VideoPlaylistElement) {
+ if (this.playlistElements.length === 0) return
+
+ const oldFirst = first || this.findFirst()
+ let i = 1
+
+ for (const element of this.playlistElements) {
+ element.position = i
+ i++
+ }
+
+ // Reload playlist thumbnail if the first element changed
+ const newFirst = this.findFirst()
+ if (oldFirst && newFirst && oldFirst.id !== newFirst.id) {
+ this.playlist.refreshThumbnail()
+ }
+ }
+
+ private findFirst () {
+ return this.playlistElements.find(e => e.position === 1)
+ }
}