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1263fc4e C |
1 | import { Component, Input, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core' |
2 | import { ActivatedRoute } from '@angular/router' | |
4cb6d457 | 3 | import { ConfirmService } from '@app/core' |
4635f59d | 4 | import { NotificationsService } from 'angular2-notifications' |
db400f44 | 5 | import { Subscription } from 'rxjs' |
1263fc4e | 6 | import { VideoCommentThreadTree } from '../../../../../../shared/models/videos/video-comment.model' |
4635f59d C |
7 | import { AuthService } from '../../../core/auth' |
8 | import { ComponentPagination } from '../../../shared/rest/component-pagination.model' | |
9 | import { User } from '../../../shared/users' | |
7b87d2d5 | 10 | import { VideoSortField } from '../../../shared/video/sort-field.type' |
47564bbe | 11 | import { VideoDetails } from '../../../shared/video/video-details.model' |
4635f59d C |
12 | import { VideoComment } from './video-comment.model' |
13 | import { VideoCommentService } from './video-comment.service' | |
b1d40cff | 14 | import { I18n } from '@ngx-translate/i18n-polyfill' |
4635f59d C |
15 | |
16 | @Component({ | |
17 | selector: 'my-video-comments', | |
18 | templateUrl: './video-comments.component.html', | |
19 | styleUrls: ['./video-comments.component.scss'] | |
20 | }) | |
1263fc4e | 21 | export class VideoCommentsComponent implements OnInit, OnChanges, OnDestroy { |
47564bbe | 22 | @Input() video: VideoDetails |
4635f59d C |
23 | @Input() user: User |
24 | ||
25 | comments: VideoComment[] = [] | |
5b8072ee | 26 | highlightedThread: VideoComment |
7b87d2d5 | 27 | sort: VideoSortField = '-createdAt' |
4635f59d C |
28 | componentPagination: ComponentPagination = { |
29 | currentPage: 1, | |
7416fbf3 | 30 | itemsPerPage: 10, |
4635f59d C |
31 | totalItems: null |
32 | } | |
33 | inReplyToCommentId: number | |
34 | threadComments: { [ id: number ]: VideoCommentThreadTree } = {} | |
35 | threadLoading: { [ id: number ]: boolean } = {} | |
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36 | |
37 | private sub: Subscription | |
4635f59d C |
38 | |
39 | constructor ( | |
40 | private authService: AuthService, | |
41 | private notificationsService: NotificationsService, | |
4cb6d457 | 42 | private confirmService: ConfirmService, |
d5b53822 | 43 | private videoCommentService: VideoCommentService, |
b1d40cff C |
44 | private activatedRoute: ActivatedRoute, |
45 | private i18n: I18n | |
4635f59d C |
46 | ) {} |
47 | ||
1263fc4e C |
48 | ngOnInit () { |
49 | // Find highlighted comment in params | |
50 | this.sub = this.activatedRoute.params.subscribe( | |
51 | params => { | |
5b8072ee C |
52 | if (params['threadId']) { |
53 | const highlightedThreadId = +params['threadId'] | |
54 | this.processHighlightedThread(highlightedThreadId) | |
1263fc4e C |
55 | } |
56 | } | |
57 | ) | |
58 | } | |
59 | ||
339632b4 C |
60 | ngOnChanges (changes: SimpleChanges) { |
61 | if (changes['video']) { | |
1263fc4e | 62 | this.resetVideo() |
47564bbe | 63 | } |
4635f59d C |
64 | } |
65 | ||
1263fc4e C |
66 | ngOnDestroy () { |
67 | if (this.sub) this.sub.unsubscribe() | |
68 | } | |
69 | ||
5b8072ee | 70 | viewReplies (commentId: number, highlightThread = false) { |
1263fc4e | 71 | this.threadLoading[commentId] = true |
4635f59d | 72 | |
1263fc4e | 73 | this.videoCommentService.getVideoThreadComments(this.video.id, commentId) |
4635f59d C |
74 | .subscribe( |
75 | res => { | |
1263fc4e C |
76 | this.threadComments[commentId] = res |
77 | this.threadLoading[commentId] = false | |
78 | ||
5b8072ee | 79 | if (highlightThread) this.highlightedThread = new VideoComment(res.comment) |
4635f59d C |
80 | }, |
81 | ||
b1d40cff | 82 | err => this.notificationsService.error(this.i18n('Error'), err.message) |
4635f59d C |
83 | ) |
84 | } | |
85 | ||
7416fbf3 C |
86 | loadMoreComments () { |
87 | this.videoCommentService.getVideoCommentThreads(this.video.id, this.componentPagination, this.sort) | |
88 | .subscribe( | |
89 | res => { | |
90 | this.comments = this.comments.concat(res.comments) | |
91 | this.componentPagination.totalItems = res.totalComments | |
92 | }, | |
93 | ||
b1d40cff | 94 | err => this.notificationsService.error(this.i18n('Error'), err.message) |
7416fbf3 C |
95 | ) |
96 | } | |
97 | ||
4635f59d C |
98 | onCommentThreadCreated (comment: VideoComment) { |
99 | this.comments.unshift(comment) | |
100 | } | |
101 | ||
102 | onWantedToReply (comment: VideoComment) { | |
103 | this.inReplyToCommentId = comment.id | |
104 | } | |
105 | ||
106 | onResetReply () { | |
107 | this.inReplyToCommentId = undefined | |
108 | } | |
109 | ||
4cb6d457 | 110 | onThreadCreated (commentTree: VideoCommentThreadTree) { |
1263fc4e | 111 | this.viewReplies(commentTree.comment.id) |
4cb6d457 C |
112 | } |
113 | ||
1f30a185 | 114 | async onWantedToDelete (commentToDelete: VideoComment) { |
4cb6d457 | 115 | let message = 'Do you really want to delete this comment?' |
b1d40cff | 116 | if (commentToDelete.totalReplies !== 0) { |
25acef90 | 117 | message += this.i18n(' {{totalReplies}} replies will be deleted too.', { totalReplies: commentToDelete.totalReplies }) |
b1d40cff | 118 | } |
4cb6d457 | 119 | |
b1d40cff | 120 | const res = await this.confirmService.confirm(message, this.i18n('Delete')) |
1f30a185 C |
121 | if (res === false) return |
122 | ||
123 | this.videoCommentService.deleteVideoComment(commentToDelete.videoId, commentToDelete.id) | |
124 | .subscribe( | |
125 | () => { | |
126 | // Delete the comment in the tree | |
127 | if (commentToDelete.inReplyToCommentId) { | |
128 | const thread = this.threadComments[commentToDelete.threadId] | |
129 | if (!thread) { | |
130 | console.error(`Cannot find thread ${commentToDelete.threadId} of the comment to delete ${commentToDelete.id}`) | |
131 | return | |
132 | } | |
133 | ||
134 | this.deleteLocalCommentThread(thread, commentToDelete) | |
135 | return | |
136 | } | |
137 | ||
138 | // Delete the thread | |
139 | this.comments = this.comments.filter(c => c.id !== commentToDelete.id) | |
140 | this.componentPagination.totalItems-- | |
141 | }, | |
142 | ||
b1d40cff | 143 | err => this.notificationsService.error(this.i18n('Error'), err.message) |
1f30a185 | 144 | ) |
4cb6d457 C |
145 | } |
146 | ||
4635f59d C |
147 | isUserLoggedIn () { |
148 | return this.authService.isLoggedIn() | |
149 | } | |
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150 | |
151 | onNearOfBottom () { | |
152 | this.componentPagination.currentPage++ | |
153 | ||
154 | if (this.hasMoreComments()) { | |
155 | this.loadMoreComments() | |
156 | } | |
157 | } | |
158 | ||
4cb6d457 | 159 | private hasMoreComments () { |
7416fbf3 C |
160 | // No results |
161 | if (this.componentPagination.totalItems === 0) return false | |
162 | ||
163 | // Not loaded yet | |
164 | if (!this.componentPagination.totalItems) return true | |
165 | ||
166 | const maxPage = this.componentPagination.totalItems / this.componentPagination.itemsPerPage | |
167 | return maxPage > this.componentPagination.currentPage | |
168 | } | |
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169 | |
170 | private deleteLocalCommentThread (parentComment: VideoCommentThreadTree, commentToDelete: VideoComment) { | |
171 | for (const commentChild of parentComment.children) { | |
172 | if (commentChild.comment.id === commentToDelete.id) { | |
173 | parentComment.children = parentComment.children.filter(c => c.comment.id !== commentToDelete.id) | |
174 | return | |
175 | } | |
176 | ||
177 | this.deleteLocalCommentThread(commentChild, commentToDelete) | |
178 | } | |
179 | } | |
339632b4 | 180 | |
1263fc4e | 181 | private resetVideo () { |
339632b4 C |
182 | if (this.video.commentsEnabled === true) { |
183 | // Reset all our fields | |
5b8072ee | 184 | this.highlightedThread = null |
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185 | this.comments = [] |
186 | this.threadComments = {} | |
187 | this.threadLoading = {} | |
188 | this.inReplyToCommentId = undefined | |
0cd4344f C |
189 | this.componentPagination.currentPage = 1 |
190 | this.componentPagination.totalItems = null | |
339632b4 C |
191 | |
192 | this.loadMoreComments() | |
193 | } | |
194 | } | |
1263fc4e | 195 | |
5b8072ee C |
196 | private processHighlightedThread (highlightedThreadId: number) { |
197 | this.highlightedThread = this.comments.find(c => c.id === highlightedThreadId) | |
1263fc4e | 198 | |
5b8072ee C |
199 | const highlightThread = true |
200 | this.viewReplies(highlightedThreadId, highlightThread) | |
1263fc4e | 201 | } |
4635f59d | 202 | } |