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

   1 import { Observable } from 'rxjs'
   2 import { Component, ElementRef, EventEmitter, Input, OnChanges, OnInit, Output, SimpleChanges, ViewChild } from '@angular/core'
   3 import { Router } from '@angular/router'
   4 import { Notifier, User } from '@app/core'
   5 import { FormReactive, FormValidatorService, VideoCommentValidatorsService } from '@app/shared/shared-forms'
   6 import { Video } from '@app/shared/shared-main'
   7 import { VideoComment, VideoCommentService } from '@app/shared/shared-video-comment'
   8 import { NgbModal } from '@ng-bootstrap/ng-bootstrap'
   9 import { VideoCommentCreate } from '@shared/models'
  10 import { I18n } from '@ngx-translate/i18n-polyfill'
  11
  12 @Component({
  13   selector: 'my-video-comment-add',
  14   templateUrl: './video-comment-add.component.html',
  15   styleUrls: ['./video-comment-add.component.scss']
  16 })
  17 export class VideoCommentAddComponent extends FormReactive implements OnChanges, OnInit {
  18   @Input() user: User
  19   @Input() video: Video
  20   @Input() parentComment: VideoComment
  21   @Input() parentComments: VideoComment[]
  22   @Input() focusOnInit = false
  23   @Input() textValue?: string
  24   @Input() commentThread?: boolean
  25
  26   @Output() commentCreated = new EventEmitter<VideoComment>()
  27   @Output() cancel = new EventEmitter()
  28
  29   @ViewChild('visitorModal', { static: true }) visitorModal: NgbModal
  30   @ViewChild('textarea', { static: true }) textareaElement: ElementRef
  31
  32   addingComment = false
  33   addingCommentButtonValue: string
  34
  35   constructor (
  36     protected formValidatorService: FormValidatorService,
  37     private videoCommentValidatorsService: VideoCommentValidatorsService,
  38     private notifier: Notifier,
  39     private videoCommentService: VideoCommentService,
  40     private modalService: NgbModal,
  41     private router: Router,
  42     private i18n: I18n
  43   ) {
  44     super()
  45   }
  46
  47   ngOnInit () {
  48     this.buildForm({
  49       text: this.videoCommentValidatorsService.VIDEO_COMMENT_TEXT
  50     })
  51
  52     if (this.user) {
  53       if (this.commentThread) {
  54         this.addingCommentButtonValue = this.i18n('Comment')
  55       } else {
  56         this.addingCommentButtonValue = this.i18n('Reply')
  57       }
  58
  59       if (this.textValue) {
  60         this.patchTextValue(this.textValue, this.focusOnInit)
  61         return
  62       }
  63
  64       if (this.parentComment) {
  65         const mentions = this.parentComments
  66           .filter(c => c.account && c.account.id !== this.user.account.id) // Don't add mention of ourselves
  67           .map(c => '@' + c.by)
  68
  69         const mentionsSet = new Set(mentions)
  70         const mentionsText = Array.from(mentionsSet).join(' ') + ' '
  71
  72         this.patchTextValue(mentionsText, this.focusOnInit)
  73       }
  74     }
  75   }
  76
  77   ngOnChanges (changes: SimpleChanges) {
  78     if (changes.textValue && changes.textValue.currentValue && changes.textValue.currentValue !== changes.textValue.previousValue) {
  79       this.patchTextValue(changes.textValue.currentValue, true)
  80     }
  81   }
  82
  83   onValidKey () {
  84     this.check()
  85     if (!this.form.valid) return
  86
  87     this.formValidated()
  88   }
  89
  90   openVisitorModal (event: any) {
  91     if (this.user === null) { // we only open it for visitors
  92       // fixing ng-bootstrap ModalService and the "Expression Changed After It Has Been Checked" Error
  93       event.srcElement.blur()
  94       event.preventDefault()
  95
  96       this.modalService.open(this.visitorModal)
  97     }
  98   }
  99
 100   hideVisitorModal () {
 101     this.modalService.dismissAll()
 102   }
 103
 104   formValidated () {
 105     // If we validate very quickly the comment form, we might comment twice
 106     if (this.addingComment) return
 107
 108     this.addingComment = true
 109
 110     const commentCreate: VideoCommentCreate = this.form.value
 111     let obs: Observable<VideoComment>
 112
 113     if (this.parentComment) {
 114       obs = this.addCommentReply(commentCreate)
 115     } else {
 116       obs = this.addCommentThread(commentCreate)
 117     }
 118
 119     obs.subscribe(
 120       comment => {
 121         this.addingComment = false
 122         this.commentCreated.emit(comment)
 123         this.form.reset()
 124       },
 125
 126       err => {
 127         this.addingComment = false
 128
 129         this.notifier.error(err.text)
 130       }
 131     )
 132   }
 133
 134   isAddButtonDisplayed () {
 135     return this.form.value['text']
 136   }
 137
 138   getUri () {
 139     return window.location.href
 140   }
 141
 142   getAvatarUrl () {
 143     if (this.user) return this.user.accountAvatarUrl
 144     return window.location.origin + '/client/assets/images/default-avatar.png'
 145   }
 146
 147   gotoLogin () {
 148     this.hideVisitorModal()
 149     this.router.navigate([ '/login' ])
 150   }
 151
 152   cancelCommentReply () {
 153     this.cancel.emit(null)
 154     this.form.value['text'] = this.textareaElement.nativeElement.value = ''
 155   }
 156
 157   private addCommentReply (commentCreate: VideoCommentCreate) {
 158     return this.videoCommentService
 159       .addCommentReply(this.video.id, this.parentComment.id, commentCreate)
 160   }
 161
 162   private addCommentThread (commentCreate: VideoCommentCreate) {
 163     return this.videoCommentService
 164       .addCommentThread(this.video.id, commentCreate)
 165   }
 166
 167   private patchTextValue (text: string, focus: boolean) {
 168     setTimeout(() => {
 169       if (focus) {
 170         this.textareaElement.nativeElement.focus()
 171       }
 172
 173       this.textareaElement.nativeElement.scrollIntoView({ behavior: 'smooth', block: 'center', inline: 'nearest' })
 174     })
 175
 176     this.form.patchValue({ text })
 177   }
 178 }