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e2f01c47 | 1 | import { Component, OnDestroy, OnInit } from '@angular/core' |
c5a1ae50 | 2 | import { Notifier, ServerService } from '@app/core' |
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3 | import { AuthService } from '../../core/auth' |
4 | import { ConfirmService } from '../../core/confirm' | |
5 | import { ComponentPagination } from '@app/shared/rest/component-pagination.model' | |
6 | import { Video } from '@app/shared/video/video.model' | |
15e9d5ca | 7 | import { Subject, Subscription } from 'rxjs' |
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8 | import { ActivatedRoute } from '@angular/router' |
9 | import { VideoService } from '@app/shared/video/video.service' | |
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10 | import { VideoPlaylistService } from '@app/shared/video-playlist/video-playlist.service' |
11 | import { VideoPlaylist } from '@app/shared/video-playlist/video-playlist.model' | |
12 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
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13 | import { CdkDragDrop, CdkDragMove } from '@angular/cdk/drag-drop' |
14 | import { throttleTime } from 'rxjs/operators' | |
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15 | |
16 | @Component({ | |
17 | selector: 'my-account-video-playlist-elements', | |
18 | templateUrl: './my-account-video-playlist-elements.component.html', | |
19 | styleUrls: [ './my-account-video-playlist-elements.component.scss' ] | |
20 | }) | |
21 | export class MyAccountVideoPlaylistElementsComponent implements OnInit, OnDestroy { | |
22 | videos: Video[] = [] | |
c5a1ae50 | 23 | playlist: VideoPlaylist |
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24 | |
25 | pagination: ComponentPagination = { | |
26 | currentPage: 1, | |
bce47964 | 27 | itemsPerPage: 30, |
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28 | totalItems: null |
29 | } | |
30 | ||
31 | private videoPlaylistId: string | number | |
32 | private paramsSub: Subscription | |
15e9d5ca | 33 | private dragMoveSubject = new Subject<number>() |
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34 | |
35 | constructor ( | |
36 | private authService: AuthService, | |
c5a1ae50 | 37 | private serverService: ServerService, |
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38 | private notifier: Notifier, |
39 | private confirmService: ConfirmService, | |
40 | private route: ActivatedRoute, | |
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41 | private i18n: I18n, |
42 | private videoService: VideoService, | |
43 | private videoPlaylistService: VideoPlaylistService | |
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44 | ) {} |
45 | ||
46 | ngOnInit () { | |
47 | this.paramsSub = this.route.params.subscribe(routeParams => { | |
48 | this.videoPlaylistId = routeParams[ 'videoPlaylistId' ] | |
49 | this.loadElements() | |
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50 | |
51 | this.loadPlaylistInfo() | |
f0a39880 | 52 | }) |
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53 | |
54 | this.dragMoveSubject.asObservable() | |
55 | .pipe(throttleTime(200)) | |
56 | .subscribe(y => this.checkScroll(y)) | |
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57 | } |
58 | ||
59 | ngOnDestroy () { | |
60 | if (this.paramsSub) this.paramsSub.unsubscribe() | |
61 | } | |
62 | ||
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63 | drop (event: CdkDragDrop<any>) { |
64 | const previousIndex = event.previousIndex | |
65 | const newIndex = event.currentIndex | |
66 | ||
67 | if (previousIndex === newIndex) return | |
68 | ||
69 | const oldPosition = this.videos[previousIndex].playlistElement.position | |
70 | const insertAfter = newIndex === 0 ? 0 : this.videos[newIndex].playlistElement.position | |
71 | ||
72 | this.videoPlaylistService.reorderPlaylist(this.playlist.id, oldPosition, insertAfter) | |
73 | .subscribe( | |
74 | () => { /* nothing to do */ }, | |
75 | ||
76 | err => this.notifier.error(err.message) | |
77 | ) | |
78 | ||
79 | const video = this.videos[previousIndex] | |
80 | ||
81 | this.videos.splice(previousIndex, 1) | |
82 | this.videos.splice(newIndex, 0, video) | |
83 | ||
84 | this.reorderClientPositions() | |
85 | } | |
86 | ||
87 | onDragMove (event: CdkDragMove<any>) { | |
88 | this.dragMoveSubject.next(event.pointerPosition.y) | |
89 | } | |
90 | ||
91 | checkScroll (pointerY: number) { | |
92 | // FIXME: Uncomment when https://github.com/angular/material2/issues/14098 is fixed | |
93 | // FIXME: Remove when https://github.com/angular/material2/issues/13588 is implemented | |
94 | // if (pointerY < 150) { | |
95 | // window.scrollBy({ | |
96 | // left: 0, | |
97 | // top: -20, | |
98 | // behavior: 'smooth' | |
99 | // }) | |
100 | // | |
101 | // return | |
102 | // } | |
103 | // | |
104 | // if (window.innerHeight - pointerY <= 50) { | |
105 | // window.scrollBy({ | |
106 | // left: 0, | |
107 | // top: 20, | |
108 | // behavior: 'smooth' | |
109 | // }) | |
110 | // } | |
111 | } | |
112 | ||
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113 | onElementRemoved (video: Video) { |
114 | this.videos = this.videos.filter(v => v.id !== video.id) | |
115 | this.reorderClientPositions() | |
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116 | } |
117 | ||
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118 | onNearOfBottom () { |
119 | // Last page | |
120 | if (this.pagination.totalItems <= (this.pagination.currentPage * this.pagination.itemsPerPage)) return | |
121 | ||
122 | this.pagination.currentPage += 1 | |
123 | this.loadElements() | |
124 | } | |
125 | ||
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126 | trackByFn (index: number, elem: Video) { |
127 | return elem.id | |
128 | } | |
129 | ||
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130 | private loadElements () { |
131 | this.videoService.getPlaylistVideos(this.videoPlaylistId, this.pagination) | |
132 | .subscribe(({ totalVideos, videos }) => { | |
133 | this.videos = this.videos.concat(videos) | |
134 | this.pagination.totalItems = totalVideos | |
135 | }) | |
136 | } | |
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137 | |
138 | private loadPlaylistInfo () { | |
139 | this.videoPlaylistService.getVideoPlaylist(this.videoPlaylistId) | |
140 | .subscribe(playlist => { | |
141 | this.playlist = playlist | |
142 | }) | |
143 | } | |
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144 | |
145 | private reorderClientPositions () { | |
146 | let i = 1 | |
147 | ||
148 | for (const video of this.videos) { | |
149 | video.playlistElement.position = i | |
150 | i++ | |
151 | } | |
152 | } | |
f0a39880 | 153 | } |