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import { Component, EventEmitter, Input, OnChanges, OnInit, Output } from '@angular/core'
import { LinkifierService } from '@app/videos/+video-watch/comment/linkifier.service'
import * as sanitizeHtml from 'sanitize-html'
import { UserRight } from '../../../../../../shared/models/users'
import { VideoCommentThreadTree } from '../../../../../../shared/models/videos/video-comment.model'
import { AuthService } from '../../../core/auth'
import { Video } from '../../../shared/video/video.model'
import { VideoComment } from './video-comment.model'
@Component({
selector: 'my-video-comment',
templateUrl: './video-comment.component.html',
styleUrls: ['./video-comment.component.scss']
})
export class VideoCommentComponent implements OnInit, OnChanges {
@Input() video: Video
@Input() comment: VideoComment
@Input() parentComments: VideoComment[] = []
@Input() commentTree: VideoCommentThreadTree
@Input() inReplyToCommentId: number
@Input() highlightedComment = false
@Output() wantedToDelete = new EventEmitter<VideoComment>()
@Output() wantedToReply = new EventEmitter<VideoComment>()
@Output() threadCreated = new EventEmitter<VideoCommentThreadTree>()
@Output() resetReply = new EventEmitter()
sanitizedCommentHTML = ''
newParentComments: any = []
constructor (
private linkifierService: LinkifierService,
private authService: AuthService
) {}
get user () {
return this.authService.getUser()
}
ngOnInit () {
this.init()
}
ngOnChanges () {
this.init()
}
onCommentReplyCreated (createdComment: VideoComment) {
if (!this.commentTree) {
this.commentTree = {
comment: this.comment,
children: []
}
this.threadCreated.emit(this.commentTree)
}
this.commentTree.children.unshift({
comment: createdComment,
children: []
})
this.resetReply.emit()
}
onWantToReply (comment?: VideoComment) {
this.wantedToReply.emit(comment || this.comment)
}
onWantToDelete (comment?: VideoComment) {
this.wantedToDelete.emit(comment || this.comment)
}
isUserLoggedIn () {
return this.authService.isLoggedIn()
}
onResetReply () {
this.resetReply.emit()
}
isRemovableByUser () {
return this.isUserLoggedIn() &&
(
this.user.account.id === this.comment.account.id ||
this.user.hasRight(UserRight.REMOVE_ANY_VIDEO_COMMENT)
)
}
private init () {
// Convert possible markdown to html
const html = this.linkifierService.linkify(this.comment.text)
this.sanitizedCommentHTML = sanitizeHtml(html, {
allowedTags: [ 'a', 'p', 'span', 'br' ],
allowedSchemes: [ 'http', 'https' ],
allowedAttributes: {
'a': [ 'href', 'class', 'target' ]
},
transformTags: {
a: (tagName, attribs) => {
return {
tagName,
attribs: Object.assign(attribs, {
target: '_blank',
rel: 'noopener noreferrer'
})
}
}
}
})
this.newParentComments = this.parentComments.concat([ this.comment ])
}
}
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