update

src/app/pages/form-login-totp/form-login-totp.component.ts

@@ -0,0 +1,28 @@
+import { Component, OnInit } from '@angular/core';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+
+import { environment } from '../../../environments/environment';
+
+@Component({
+  selector: 'app-form-login-totp',
+  templateUrl: './form-login-totp.component.html',
+  styleUrls: ['./form-login-totp.component.scss']
+})
+export class FormLoginTotpComponent implements OnInit {
+
+  form: FormGroup;
+  public loginInvalid: boolean;
+  public apiUrl = environment.apiUrl;
+
+  constructor(private formBuilder: FormBuilder) { }
+
+  async ngOnInit() {
+    this.form = this.formBuilder.group({
+      code: ['', Validators.required],
+      keep : ['']
+    });
+  }
+
+
+
+}