/
login_page.dart
157 lines (145 loc) · 4.79 KB
/
login_page.dart
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
import 'package:flutter/material.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:mobx/mobx.dart';
import '../stores/form_store.dart';
import 'connectivity_page.dart';
class LoginPage extends StatefulWidget {
const LoginPage({super.key});
@override
State<LoginPage> createState() => _LoginPageState();
}
class _LoginPageState extends State<LoginPage> {
final formStore = FormStore();
@override
void initState() {
autorun((_) {
// ignore: avoid_print
print('AUTORUN: O formulário é válido? ${formStore.isValid}.');
});
reaction((_) => formStore.isValid, (_) {
// ignore: avoid_print
print('REACTION: O formulário é válido? ${formStore.isValid}.');
});
when((_) => formStore.isValid, () {
// ignore: avoid_print
print('WHEN: O formulário é válido? ${formStore.isValid}.');
});
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Form(
child: Padding(
padding: const EdgeInsets.all(24.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Text(
'Olá novamente!',
style: TextStyle(
color: Colors.deepPurple,
fontSize: 24.0,
fontWeight: FontWeight.bold),
),
const Text('Bem vindo de volta, sentimos a sua falta!',
style: TextStyle(fontSize: 16.0)),
Padding(
padding: const EdgeInsets.only(top: 48.0),
child: TextFormField(
onChanged: (value) => formStore.setUsername(value),
decoration: InputDecoration(
border: OutlineInputBorder(
borderSide: BorderSide.none,
borderRadius: BorderRadius.circular(
16.0,
),
),
filled: true,
fillColor: const Color(0XFFF5F5F5),
icon: const Icon(
Icons.person,
color: Colors.deepPurple,
),
labelText: 'Usuário',
labelStyle: const TextStyle(color: Colors.deepPurple),
hintText: 'Insira um nome de usuário',
hintStyle: const TextStyle(color: Colors.deepPurple),
),
),
),
Padding(
padding: const EdgeInsets.only(top: 8.0, bottom: 48.0),
child: TextFormField(
onChanged: (value) => formStore.setPassword(value),
obscureText: true,
decoration: InputDecoration(
border: OutlineInputBorder(
borderSide: BorderSide.none,
borderRadius: BorderRadius.circular(
16.0,
),
),
filled: true,
fillColor: const Color(0XFFF5F5F5),
icon: const Icon(
Icons.password,
color: Colors.deepPurple,
),
labelText: 'Senha',
labelStyle: const TextStyle(color: Colors.deepPurple),
hintText: 'Insira a senha',
hintStyle: const TextStyle(color: Colors.deepPurple),
),
),
),
Observer(
builder: (_) => formStore.isValid
? InkWell(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => ConnectivityPage(),
),
);
},
child: const CustomButton(isValid: true),
)
: const CustomButton(isValid: false),
),
],
),
),
),
);
}
}
class CustomButton extends StatelessWidget {
const CustomButton({
super.key,
required this.isValid,
});
final bool isValid;
@override
Widget build(BuildContext context) {
return Ink(
height: 50,
width: 400,
decoration: BoxDecoration(
color: isValid ? Colors.deepPurple : Colors.grey,
borderRadius: BorderRadius.circular(10),
),
child: const Center(
child: Text(
'Entrar',
style: TextStyle(
color: Colors.white,
fontSize: 16.0,
fontWeight: FontWeight.bold,
),
),
),
);
}
}