From 1f20622f2b087eaf8738d60fae00a44b9c558ca3 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Fri, 7 Jun 2019 16:59:53 +0200
Subject: Improve registration

 * Add ability to set the user display name
 * Use display name to guess the username/channel name
 * Add explanations about what is the purpose of a username/channel name
 * Add a loader at the "done" step
---
 .../+register/register-step-channel.component.ts   | 30 +++++++++++++++++-----
 1 file changed, 23 insertions(+), 7 deletions(-)

(limited to 'client/src/app/+signup/+register/register-step-channel.component.ts')

diff --git a/client/src/app/+signup/+register/register-step-channel.component.ts b/client/src/app/+signup/+register/register-step-channel.component.ts
index 9e13f75b3..e434b91a7 100644
--- a/client/src/app/+signup/+register/register-step-channel.component.ts
+++ b/client/src/app/+signup/+register/register-step-channel.component.ts
@@ -1,8 +1,10 @@
 import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core'
 import { AuthService } from '@app/core'
-import { FormReactive, VideoChannelValidatorsService } from '@app/shared'
+import { FormReactive, UserService, VideoChannelValidatorsService } from '@app/shared'
 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
 import { FormGroup } from '@angular/forms'
+import { pairwise } from 'rxjs/operators'
+import { concat, of } from 'rxjs'
 
 @Component({
   selector: 'my-register-step-channel',
@@ -16,6 +18,7 @@ export class RegisterStepChannelComponent extends FormReactive implements OnInit
   constructor (
     protected formValidatorService: FormValidatorService,
     private authService: AuthService,
+    private userService: UserService,
     private videoChannelValidatorsService: VideoChannelValidatorsService
   ) {
     super()
@@ -25,16 +28,29 @@ export class RegisterStepChannelComponent extends FormReactive implements OnInit
     return window.location.host
   }
 
-  isSameThanUsername () {
-    return this.username && this.username === this.form.value['name']
-  }
-
   ngOnInit () {
     this.buildForm({
-      name: this.videoChannelValidatorsService.VIDEO_CHANNEL_NAME,
-      displayName: this.videoChannelValidatorsService.VIDEO_CHANNEL_DISPLAY_NAME
+      displayName: this.videoChannelValidatorsService.VIDEO_CHANNEL_DISPLAY_NAME,
+      name: this.videoChannelValidatorsService.VIDEO_CHANNEL_NAME
     })
 
     setTimeout(() => this.formBuilt.emit(this.form))
+
+    concat(
+      of(''),
+      this.form.get('displayName').valueChanges
+    ).pipe(pairwise())
+     .subscribe(([ oldValue, newValue ]) => this.onDisplayNameChange(oldValue, newValue))
+  }
+
+  isSameThanUsername () {
+    return this.username && this.username === this.form.value['name']
+  }
+
+  private onDisplayNameChange (oldDisplayName: string, newDisplayName: string) {
+    const name = this.form.value['name'] || ''
+
+    const newName = this.userService.getNewUsername(oldDisplayName, newDisplayName, name)
+    this.form.patchValue({ name: newName })
   }
 }
-- 
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