client/src/app/+signup/+register/register-step-channel.component.ts

   1 import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core'
   2 import { AuthService } from '@app/core'
   3 import { FormReactive, UserService, VideoChannelValidatorsService } from '@app/shared'
   4 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
   5 import { FormGroup } from '@angular/forms'
   6 import { pairwise } from 'rxjs/operators'
   7 import { concat, of } from 'rxjs'
   8
   9 @Component({
  10   selector: 'my-register-step-channel',
  11   templateUrl: './register-step-channel.component.html',
  12   styleUrls: [ './register.component.scss' ]
  13 })
  14 export class RegisterStepChannelComponent extends FormReactive implements OnInit {
  15   @Input() username: string
  16   @Output() formBuilt = new EventEmitter<FormGroup>()
  17
  18   constructor (
  19     protected formValidatorService: FormValidatorService,
  20     private authService: AuthService,
  21     private userService: UserService,
  22     private videoChannelValidatorsService: VideoChannelValidatorsService
  23   ) {
  24     super()
  25   }
  26
  27   get instanceHost () {
  28     return window.location.host
  29   }
  30
  31   ngOnInit () {
  32     this.buildForm({
  33       displayName: this.videoChannelValidatorsService.VIDEO_CHANNEL_DISPLAY_NAME,
  34       name: this.videoChannelValidatorsService.VIDEO_CHANNEL_NAME
  35     })
  36
  37     setTimeout(() => this.formBuilt.emit(this.form))
  38
  39     concat(
  40       of(''),
  41       this.form.get('displayName').valueChanges
  42     ).pipe(pairwise())
  43      .subscribe(([ oldValue, newValue ]) => this.onDisplayNameChange(oldValue, newValue))
  44   }
  45
  46   isSameThanUsername () {
  47     return this.username && this.username === this.form.value['name']
  48   }
  49
  50   private onDisplayNameChange (oldDisplayName: string, newDisplayName: string) {
  51     const name = this.form.value['name'] || ''
  52
  53     const newName = this.userService.getNewUsername(oldDisplayName, newDisplayName, name)
  54     this.form.patchValue({ name: newName })
  55   }
  56 }