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import { Component, OnInit } from '@angular/core';
import { FormBuilder, FormGroup, Validators } from '@angular/forms';
import { Router } from '@angular/router';
import { AuthService } from '../core';
import { FormReactive } from '../shared';
@Component({
selector: 'my-login',
templateUrl: './login.component.html'
})
export class LoginComponent extends FormReactive implements OnInit {
error: string = null;
form: FormGroup;
formErrors = {
'username': '',
'password': ''
};
validationMessages = {
'username': {
'required': 'Username is required.',
},
'password': {
'required': 'Password is required.'
}
};
constructor(
private authService: AuthService,
private formBuilder: FormBuilder,
private router: Router
) {
super();
}
buildForm() {
this.form = this.formBuilder.group({
username: [ '', Validators.required ],
password: [ '', Validators.required ],
});
this.form.valueChanges.subscribe(data => this.onValueChanged(data));
}
ngOnInit() {
this.buildForm();
}
login() {
this.error = null;
const { username, password } = this.form.value;
this.authService.login(username, password).subscribe(
result => this.router.navigate(['/videos/list']),
error => {
console.error(error.json);
if (error.json.error === 'invalid_grant') {
this.error = 'Credentials are invalid.';
} else {
this.error = `${error.json.error}: ${error.json.error_description}`;
}
}
);
}
}
|
