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 { FormBuilder, FormGroup } from '@angular/forms'
   3 import { NotificationsService } from 'angular2-notifications'
   4 import { Observable } from 'rxjs/Observable'
   5 import { VideoCommentCreate } from '../../../../../../shared/models/videos/video-comment.model'
   6 import { FormReactive } from '../../../shared'
   7 import { VIDEO_COMMENT_TEXT } from '../../../shared/forms/form-validators/video-comment'
   8 import { User } from '../../../shared/users'
   9 import { Video } from '../../../shared/video/video.model'
  10 import { VideoComment } from './video-comment.model'
  11 import { VideoCommentService } from './video-comment.service'
  12
  13 @Component({
  14   selector: 'my-video-comment-add',
  15   templateUrl: './video-comment-add.component.html',
  16   styleUrls: ['./video-comment-add.component.scss']
  17 })
  18 export class VideoCommentAddComponent extends FormReactive implements OnInit {
  19   @Input() user: User
  20   @Input() video: Video
  21   @Input() parentComment: VideoComment
  22   @Input() focusOnInit = false
  23
  24   @Output() commentCreated = new EventEmitter<VideoCommentCreate>()
  25
  26   form: FormGroup
  27   formErrors = {
  28     'text': ''
  29   }
  30   validationMessages = {
  31     'text': VIDEO_COMMENT_TEXT.MESSAGES
  32   }
  33
  34   @ViewChild('textarea') private textareaElement: ElementRef
  35
  36   constructor (
  37     private formBuilder: FormBuilder,
  38     private notificationsService: NotificationsService,
  39     private videoCommentService: VideoCommentService
  40   ) {
  41     super()
  42   }
  43
  44   buildForm () {
  45     this.form = this.formBuilder.group({
  46       text: [ '', VIDEO_COMMENT_TEXT.VALIDATORS ]
  47     })
  48
  49     this.form.valueChanges.subscribe(data => this.onValueChanged(data))
  50   }
  51
  52   ngOnInit () {
  53     this.buildForm()
  54
  55     if (this.focusOnInit === true) {
  56       this.textareaElement.nativeElement.focus()
  57     }
  58   }
  59
  60   formValidated () {
  61     const commentCreate: VideoCommentCreate = this.form.value
  62     let obs: Observable<any>
  63
  64     if (this.parentComment) {
  65       obs = this.addCommentReply(commentCreate)
  66     } else {
  67       obs = this.addCommentThread(commentCreate)
  68     }
  69
  70     obs.subscribe(
  71       comment => {
  72         this.commentCreated.emit(comment)
  73         this.form.reset()
  74       },
  75
  76       err => this.notificationsService.error('Error', err.text)
  77     )
  78   }
  79
  80   isAddButtonDisplayed () {
  81     return this.form.value['text']
  82   }
  83
  84   getUserAvatarUrl () {
  85     return this.user.getAvatarUrl()
  86   }
  87
  88   private addCommentReply (commentCreate: VideoCommentCreate) {
  89     return this.videoCommentService
  90       .addCommentReply(this.video.id, this.parentComment.id, commentCreate)
  91   }
  92
  93   private addCommentThread (commentCreate: VideoCommentCreate) {
  94     return this.videoCommentService
  95       .addCommentThread(this.video.id, commentCreate)
  96   }
  97 }