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1 | import { Component, OnInit } from '@angular/core' | |
2 | import { FormBuilder, FormGroup, Validators } from '@angular/forms' | |
3 | import { Router } from '@angular/router' | |
4 | ||
5 | import { AuthService } from '../core' | |
6 | import { FormReactive } from '../shared' | |
7 | ||
8 | @Component({ | |
9 | selector: 'my-login', | |
10 | templateUrl: './login.component.html' | |
11 | }) | |
12 | ||
13 | export class LoginComponent extends FormReactive implements OnInit { | |
14 | error: string = null | |
15 | ||
16 | form: FormGroup | |
17 | formErrors = { | |
18 | 'username': '', | |
19 | 'password': '' | |
20 | } | |
21 | validationMessages = { | |
22 | 'username': { | |
23 | 'required': 'Username is required.' | |
24 | }, | |
25 | 'password': { | |
26 | 'required': 'Password is required.' | |
27 | } | |
28 | } | |
29 | ||
30 | constructor ( | |
31 | private authService: AuthService, | |
32 | private formBuilder: FormBuilder, | |
33 | private router: Router | |
34 | ) { | |
35 | super() | |
36 | } | |
37 | ||
38 | buildForm () { | |
39 | this.form = this.formBuilder.group({ | |
40 | username: [ '', Validators.required ], | |
41 | password: [ '', Validators.required ] | |
42 | }) | |
43 | ||
44 | this.form.valueChanges.subscribe(data => this.onValueChanged(data)) | |
45 | } | |
46 | ||
47 | ngOnInit () { | |
48 | this.buildForm() | |
49 | } | |
50 | ||
51 | login () { | |
52 | this.error = null | |
53 | ||
54 | const { username, password } = this.form.value | |
55 | ||
56 | this.authService.login(username, password).subscribe( | |
57 | result => this.router.navigate(['/videos/list']), | |
58 | ||
59 | error => { | |
60 | console.error(error.json) | |
61 | ||
62 | if (error.json.error === 'invalid_grant') { | |
63 | this.error = 'Credentials are invalid.' | |
64 | } else { | |
65 | this.error = `${error.json.error}: ${error.json.error_description}` | |
66 | } | |
67 | } | |
68 | ) | |
69 | } | |
70 | } |