import { Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild } from '@angular/core'
import { NotificationsService } from 'angular2-notifications'
import { Observable } from 'rxjs'
import { VideoCommentCreate } from '../../../../../../shared/models/videos/video-comment.model'
import { FormReactive } from '../../../shared'
import { User } from '../../../shared/users'
import { Video } from '../../../shared/video/video.model'
import { VideoComment } from './video-comment.model'
import { VideoCommentService } from './video-comment.service'
import { I18n } from '@ngx-translate/i18n-polyfill'
import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
import { VideoCommentValidatorsService } from '@app/shared/forms/form-validators/video-comment-validators.service'
@Component({
selector: 'my-video-comment-add',
templateUrl: './video-comment-add.component.html',
styleUrls: ['./video-comment-add.component.scss']
})
export class VideoCommentAddComponent extends FormReactive implements OnInit {
@Input() user: User
@Input() video: Video
@Input() parentComment: VideoComment
@Input() parentComments: VideoComment[]
@Input() focusOnInit = false
@Output() commentCreated = new EventEmitter<VideoCommentCreate>()
@ViewChild('textarea') private textareaElement: ElementRef
private addingComment = false
constructor (
protected formValidatorService: FormValidatorService,
private videoCommentValidatorsService: VideoCommentValidatorsService,
private notificationsService: NotificationsService,
private videoCommentService: VideoCommentService,
private i18n: I18n
) {
super()
}
ngOnInit () {
this.buildForm({
text: this.videoCommentValidatorsService.VIDEO_COMMENT_TEXT
})
if (this.focusOnInit === true) {
this.textareaElement.nativeElement.focus()
}
if (this.parentComment) {
const mentions = this.parentComments
.filter(c => c.account.id !== this.user.account.id) // Don't add mention of ourselves
.map(c => '@' + c.by)
const mentionsSet = new Set(mentions)
const mentionsText = Array.from(mentionsSet).join(' ') + ' '
this.form.patchValue({ text: mentionsText })
}
}
onValidKey () {
this.onValueChanged()
if (!this.form.valid) return
this.formValidated()
}
formValidated () {
// If we validate very quickly the comment form, we might comment twice
if (this.addingComment) return
this.addingComment = true
const commentCreate: VideoCommentCreate = this.form.value
let obs: Observable<any>
if (this.parentComment) {
obs = this.addCommentReply(commentCreate)
} else {
obs = this.addCommentThread(commentCreate)
}
obs.subscribe(
comment => {
this.addingComment = false
this.commentCreated.emit(comment)
this.form.reset()
},
err => {
this.addingComment = false
this.notificationsService.error(this.i18n('Error'), err.text)
}
)
}
isAddButtonDisplayed () {
return this.form.value['text']
}
private addCommentReply (commentCreate: VideoCommentCreate) {
return this.videoCommentService
.addCommentReply(this.video.id, this.parentComment.id, commentCreate)
}
private addCommentThread (commentCreate: VideoCommentCreate) {
return this.videoCommentService
.addCommentThread(this.video.id, commentCreate)
}
}