158 lines
4.9 KiB
Dart
158 lines
4.9 KiB
Dart
import 'package:baseproject/core/common/index.dart';
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import 'package:baseproject/core/components/index.dart';
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import 'package:baseproject/features/model/login_dto.dart';
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import 'package:baseproject/features/usecases/user_use_cases.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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class LoginScreen extends StatefulWidget {
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const LoginScreen({Key? key}) : super(key: key);
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@override
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State<LoginScreen> createState() => _LoginScreenState();
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}
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class _LoginScreenState extends State<LoginScreen> {
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final GlobalKey<FormBuilderState> _formKey = GlobalKey<FormBuilderState>();
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bool _isLoading = false;
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String? _error;
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bool _rememberMe = false;
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Future<void> _onSubmit() async {
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final formState = _formKey.currentState;
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if (formState == null) return;
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if (!formState.saveAndValidate()) {
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return;
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}
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final value = formState.value;
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final dto = LoginDto(
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userName: value['userName'] as String?,
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password: value['password'] as String?,
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rememberMe: _rememberMe,
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);
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setState(() {
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_isLoading = true;
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_error = null;
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});
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final userUseCases = getItSuper<UserUseCases>();
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final result = await userUseCases.loginAccount(dto);
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result.fold(
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(l) => setState(() {
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_error = l;
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_isLoading = false;
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}),
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(r) {
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setState(() {
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_isLoading = false;
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});
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// TODO: điều hướng sang màn hình chính sau khi login thành công
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},
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('Đăng nhập'),
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),
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body: SafeArea(
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: FormBuilder(
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key: _formKey,
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autovalidateMode: AutovalidateMode.onUserInteraction,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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if (_error != null)
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Padding(
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padding: const EdgeInsets.only(bottom: 12),
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child: Text(
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_error!,
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style: const TextStyle(color: Colors.red),
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),
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),
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FormControl(
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labelText: 'Tên đăng nhập',
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isShowTextRequire: true,
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child: TextFormField(
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decoration: const InputDecoration(
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border: OutlineInputBorder(),
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hintText: 'Nhập tên đăng nhập',
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),
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validator: FormBuilderValidators.required<String>(
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context,
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),
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onSaved: (value) {
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_formKey.currentState?.setInternalFieldValue(
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'userName',
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value,
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isUpdateState: false,
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);
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},
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),
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),
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const SizedBox(height: 16),
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FormControl(
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labelText: 'Mật khẩu',
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isShowTextRequire: true,
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child: TextFormField(
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obscureText: true,
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decoration: const InputDecoration(
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border: OutlineInputBorder(),
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hintText: 'Nhập mật khẩu',
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),
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validator: FormBuilderValidators.required<String>(
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context,
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),
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onSaved: (value) {
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_formKey.currentState?.setInternalFieldValue(
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'password',
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value,
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isUpdateState: false,
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);
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},
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),
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),
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const SizedBox(height: 8),
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Row(
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children: <Widget>[
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Checkbox(
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value: _rememberMe,
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onChanged: (v) {
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setState(() {
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_rememberMe = v ?? false;
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});
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},
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),
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const Text('Ghi nhớ đăng nhập'),
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],
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),
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const SizedBox(height: 24),
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SizedBox(
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height: 48,
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child: ElevatedButton(
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onPressed: _isLoading ? null : _onSubmit,
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child: _isLoading
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? const CircularProgressIndicator(
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valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
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)
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: const Text('Đăng nhập'),
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),
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),
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],
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),
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),
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),
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),
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);
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}
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}
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