389 lines
14 KiB
Dart
389 lines
14 KiB
Dart
// ignore_for_file: use_build_context_synchronously
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import 'dart:convert';
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import 'package:encrypt/encrypt.dart' as encrypt;
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import 'package:flutter/gestures.dart';
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import 'package:flutter/material.dart';
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import 'package:dio/dio.dart';
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import 'package:fluttertoast/fluttertoast.dart';
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import 'package:qhd_prevention/tools/StorageService.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import '../http/ApiService.dart';
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import 'package:pointycastle/asymmetric/api.dart' show RSAPublicKey;
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import '../http/HttpManager.dart';
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import '../tools/tools.dart';
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import 'main_tab.dart';
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void main() => runApp(const MyApp());
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class MyApp extends StatelessWidget {
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const MyApp({super.key});
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: '登录页面',
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theme: ThemeData(
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primarySwatch: Colors.blue,
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inputDecorationTheme: const InputDecorationTheme(
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border: InputBorder.none,
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contentPadding: EdgeInsets.symmetric(horizontal: 8),
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),
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),
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home: const LoginPage(),
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debugShowCheckedModeBanner: false,
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);
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}
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}
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class LoginPage extends StatefulWidget {
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const LoginPage({super.key});
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@override
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_LoginPageState createState() => _LoginPageState();
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}
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class _LoginPageState extends State<LoginPage> {
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final TextEditingController _phoneController = TextEditingController(text: '13293211008');
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final TextEditingController _passwordController = TextEditingController(text: 'Zsaq@123456');
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final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
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String _errorMessage = '';
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bool _isLoading = false;
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bool _obscurePassword = true;
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bool _agreed = false;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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resizeToAvoidBottomInset: false,
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body: Container(
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width: double.infinity,
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height: double.infinity,
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decoration: const BoxDecoration(
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image: DecorationImage(
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image: AssetImage('assets/images/bg-login.png'),
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fit: BoxFit.cover,
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),
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),
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child: Form(
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key: _formKey,
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child: Stack(
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children: [
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Positioned.fill(
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child: Image.asset(
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'assets/images/bg-login.png',
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fit: BoxFit.cover,
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),
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),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 30),
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child: SingleChildScrollView(
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child: Column(
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children: [
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const SizedBox(height: 150),
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Row(
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children: [
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Image.asset('assets/image/logo.png', height: 50),
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const SizedBox(width: 15),
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const Expanded(
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child: Text(
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'欢迎使用，\n智守安全云平台!',
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style: TextStyle(
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fontSize: 22,
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color: Colors.white,
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fontWeight: FontWeight.bold,
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),
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),
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),
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],
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),
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const SizedBox(height: 50),
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_buildInputSection(
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label: "手机号码",
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controller: _phoneController,
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hintText: "请输入手机号...",
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keyboardType: TextInputType.phone,
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validator: (value) {
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if (value == null || value.isEmpty)
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return '请输入手机号';
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// if (!RegExp(r'^1[3-9]\d{9}\$').hasMatch(value))
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// return '请输入有效的手机号';
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return null;
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},
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),
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const Divider(
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height: 1,
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thickness: 1,
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color: Colors.white70,
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),
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_buildInputSection(
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label: "密码",
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controller: _passwordController,
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hintText: "请输入密码...",
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obscureText: _obscurePassword,
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword
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? Icons.visibility_off
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: Icons.visibility,
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color: Colors.white,
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),
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onPressed:
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() =>
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setState(
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() => _obscurePassword = !_obscurePassword,
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),
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),
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validator: (value) {
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if (value == null || value.isEmpty)
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return '请输入密码';
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return null;
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},
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),
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const Divider(
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height: 1,
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thickness: 1,
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color: Colors.white70,
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),
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const SizedBox(height: 30),
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if (_errorMessage.isNotEmpty)
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 25),
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child: Text(
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_errorMessage,
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style: const TextStyle(color: Colors.blue),
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),
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),
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Padding(
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padding: const EdgeInsets.symmetric(vertical: 24),
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child: SizedBox(
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width: double.infinity,
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height: 48,
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child: ElevatedButton(
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onPressed:
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(!_isLoading && _agreed) ? _handleLogin : null,
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.blue,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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child:
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const Text(
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'登录',
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style: TextStyle(
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fontSize: 18,
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color: Colors.white,
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fontWeight: FontWeight.bold,
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),
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),
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),
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),
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),
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Padding(
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padding: const EdgeInsets.all(0),
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child: Row(
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children: [
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Checkbox(
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value: _agreed,
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activeColor: Colors.white,
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checkColor: Colors.blueAccent,
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side: const BorderSide(color: Colors.white),
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onChanged:
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(v) => setState(() => _agreed = v ?? false),
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),
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Expanded(
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child: RichText(
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text: TextSpan(
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children: [
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TextSpan(
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text: '我已阅读并同意',
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style: const TextStyle(
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color: Colors.white,
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),
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),
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TextSpan(
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text: '《用户协议》',
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style: const TextStyle(
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color: Color(0xFF0D1D8C),
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),
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recognizer:
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TapGestureRecognizer()
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..onTap = () {
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// 打开用户协议
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},
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),
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TextSpan(
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text: '和',
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style: const TextStyle(
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color: Colors.white,
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),
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),
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TextSpan(
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text: '《隐私政策》',
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style: const TextStyle(
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color: Color(0xFF0D1D8C),
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),
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recognizer:
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TapGestureRecognizer()
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..onTap = () {
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// 打开隐私政策
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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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),
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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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Widget _buildInputSection({
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required String label,
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required TextEditingController controller,
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required String hintText,
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bool obscureText = false,
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TextInputType keyboardType = TextInputType.text,
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Widget? suffixIcon,
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String? Function(String?)? validator,
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}) {
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return Padding(
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padding: const EdgeInsets.symmetric(vertical: 12),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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label,
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style: const TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.w500,
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color: Colors.white,
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),
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),
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const SizedBox(height: 15),
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TextFormField(
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controller: controller,
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obscureText: obscureText,
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keyboardType: keyboardType,
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validator: validator,
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textAlignVertical: TextAlignVertical.center,
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decoration: InputDecoration(
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hintText: hintText,
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hintStyle: const TextStyle(color: Colors.white70),
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suffixIcon: suffixIcon,
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isDense: true,
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contentPadding: EdgeInsets.zero,
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),
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style: const TextStyle(color: Colors.white),
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),
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],
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),
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);
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}
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Future<void> _handleLogin() async {
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// 表单校验
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if (!(_formKey.currentState?.validate() ?? false)) return;
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final userName = _phoneController.text.trim();
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final userPwd = _passwordController.text;
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// RSA 加密：encrypt 包的用法
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final parser = encrypt.RSAKeyParser();
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final pub = parser.parse(ApiService.publicKey) as RSAPublicKey;
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final encrypter = encrypt.Encrypter(encrypt.RSA(publicKey: pub));
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final plain = 'zcloudchina$userName,zy,$userPwd';
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String keydataVal;
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try {
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keydataVal = encrypter.encrypt(plain).base64;
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} catch (e) {
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Fluttertoast.showToast(msg: '加密失败：$e', toastLength: Toast.LENGTH_LONG);
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return;
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}
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setState(() => _isLoading = true);
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showDialog(
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context: context,
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barrierDismissible: false,
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builder: (_) => const Center(child: CircularProgressIndicator()),
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);
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try {
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final data = await ApiService.loginCheck(keydataVal);
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final result = data['result'] as String? ?? '';
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if (result == 'success') {
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// 存储用户信息
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final prefs = await SharedPreferences.getInstance();
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await prefs.setString('USER', json.encode(data));
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await prefs.setStringList('remember', [userName, userPwd]);
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SessionService.instance
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..setLoginUserId(data['USER_ID'] as String)
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..setCorpinfoId(data['CORPINFO_ID'] as String)
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..setDeptId(data['DEPARTMENT_ID'] as String)
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..setDeptLevel(data['DEPARTMENT_LEVEL'] as String)
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..setIsRest(data['ISREST'] as String)
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..setUsername(data['NAME'] as String)
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..setLoginUser(data); // 这里 data 保存整个用户 JSON
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final weak = data['WEAK_PASSWORD'] == '1';
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final longTerm = data['LONG_TERM_PASSWORD_NOT_CHANGED'] == '1';
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Navigator.of(context).pop(); // 关 loading
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setState(() => _isLoading = false);
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if (weak) {
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// uni.redirectTo({
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// url: '/pages/login/forget/forget-reset?canBack=1'
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// });
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} else if (longTerm) {
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// uni.redirectTo({
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// url: '/pages/login/forget/forget-reset?canBack=2'
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// });
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} else {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (_) => const MainPage()),
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);
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}
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} else {
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// 理论上不会走这里，非 'success' 会抛 ApiException
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}
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} on ApiException catch (e) {
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// 业务错误：
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Navigator.of(context).pop();
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setState(() => _isLoading = false);
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String tip = e.message;
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Fluttertoast.showToast(msg: tip, toastLength: Toast.LENGTH_LONG);
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} catch (e) {
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// 网络或其它未预期错误
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Navigator.of(context).pop();
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setState(() => _isLoading = false);
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Fluttertoast.showToast(
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msg: '服务器正在升级，请稍后再试。\n${e.toString()}',
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toastLength: Toast.LENGTH_LONG,
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);
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}
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}
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} |