client/src/app/videos/+video-watch/comment/video-comment-add.component.ts

   1 import { Component, ElementRef, EventEmitter, Input, OnInit, Output, ViewChild } from '@angular/core'
   2 import { Router } from '@angular/router'
   3 import { NotificationsService } from 'angular2-notifications'
   4 import { Observable } from 'rxjs'
   5 import { VideoCommentCreate } from '../../../../../../shared/models/videos/video-comment.model'
   6 import { FormReactive } from '../../../shared'
   7 import { User } from '../../../shared/users'
   8 import { Video } from '../../../shared/video/video.model'
   9 import { VideoComment } from './video-comment.model'
  10 import { VideoCommentService } from './video-comment.service'
  11 import { I18n } from '@ngx-translate/i18n-polyfill'
  12 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
  13 import { VideoCommentValidatorsService } from '@app/shared/forms/form-validators/video-comment-validators.service'
  14 import { NgbModal } from '@ng-bootstrap/ng-bootstrap'
  15 import { AuthService } from '@app/core/auth'
  16
  17 @Component({
  18   selector: 'my-video-comment-add',
  19   templateUrl: './video-comment-add.component.html',
  20   styleUrls: ['./video-comment-add.component.scss']
  21 })
  22 export class VideoCommentAddComponent extends FormReactive implements OnInit {
  23   @Input() user: User
  24   @Input() video: Video
  25   @Input() parentComment: VideoComment
  26   @Input() parentComments: VideoComment[]
  27   @Input() focusOnInit = false
  28
  29   @Output() commentCreated = new EventEmitter<VideoCommentCreate>()
  30
  31   @ViewChild('visitorModal') visitorModal: NgbModal
  32   @ViewChild('textarea') private textareaElement: ElementRef
  33
  34   private addingComment = false
  35   private uri: string
  36
  37   constructor (
  38     protected formValidatorService: FormValidatorService,
  39     private videoCommentValidatorsService: VideoCommentValidatorsService,
  40     private notificationsService: NotificationsService,
  41     private videoCommentService: VideoCommentService,
  42     private authService: AuthService,
  43     private modalService: NgbModal,
  44     private router: Router,
  45     private i18n: I18n
  46   ) {
  47     super()
  48   }
  49
  50   ngOnInit () {
  51     this.buildForm({
  52       text: this.videoCommentValidatorsService.VIDEO_COMMENT_TEXT
  53     })
  54
  55     this.uri = this.router.url
  56
  57     if (this.user) {
  58       if (this.focusOnInit === true) {
  59         this.textareaElement.nativeElement.focus()
  60       }
  61
  62       if (this.parentComment) {
  63         const mentions = this.parentComments
  64           .filter(c => c.account.id !== this.user.account.id) // Don't add mention of ourselves
  65           .map(c => '@' + c.by)
  66
  67         const mentionsSet = new Set(mentions)
  68         const mentionsText = Array.from(mentionsSet).join(' ') + ' '
  69
  70         this.form.patchValue({ text: mentionsText })
  71       }
  72     }
  73   }
  74
  75   onValidKey () {
  76     this.onValueChanged()
  77     if (!this.form.valid) return
  78
  79     this.formValidated()
  80   }
  81
  82   openVisitorModal (event) {
  83     if (this.user === null) { // we only open it for visitors
  84       // fixing ng-bootstrap ModalService and the "Expression Changed After It Has Been Checked" Error
  85       event.srcElement.blur()
  86       event.preventDefault()
  87
  88       this.modalService.open(this.visitorModal)
  89     }
  90   }
  91
  92   hideVisitorModal () {
  93     this.modalService.dismissAll()
  94   }
  95
  96   formValidated () {
  97     // If we validate very quickly the comment form, we might comment twice
  98     if (this.addingComment) return
  99
 100     this.addingComment = true
 101
 102     const commentCreate: VideoCommentCreate = this.form.value
 103     let obs: Observable<any>
 104
 105     if (this.parentComment) {
 106       obs = this.addCommentReply(commentCreate)
 107     } else {
 108       obs = this.addCommentThread(commentCreate)
 109     }
 110
 111     obs.subscribe(
 112       comment => {
 113         this.addingComment = false
 114         this.commentCreated.emit(comment)
 115         this.form.reset()
 116       },
 117
 118       err => {
 119         this.addingComment = false
 120
 121         this.notificationsService.error(this.i18n('Error'), err.text)
 122       }
 123     )
 124   }
 125
 126   isAddButtonDisplayed () {
 127     return this.form.value['text']
 128   }
 129
 130   getAvatarUrl () {
 131     if (this.user) return this.user.accountAvatarUrl
 132     return window.location.origin + '/client/assets/images/default-avatar.png'
 133   }
 134
 135   gotoLogin () {
 136     this.hideVisitorModal()
 137     this.authService.redirectUrl = this.router.url
 138     this.router.navigate([ '/login' ])
 139   }
 140
 141   private addCommentReply (commentCreate: VideoCommentCreate) {
 142     return this.videoCommentService
 143       .addCommentReply(this.video.id, this.parentComment.id, commentCreate)
 144   }
 145
 146   private addCommentThread (commentCreate: VideoCommentCreate) {
 147     return this.videoCommentService
 148       .addCommentThread(this.video.id, commentCreate)
 149   }
 150 }