This commit is contained in:
vipg
2025-11-13 17:28:54 +08:00
parent b177f0647d
commit 3cd8527a7d
8 changed files with 502 additions and 245 deletions

View File

@@ -1,242 +0,0 @@
import 'package:flutter/material.dart';
import 'package:dio/dio.dart';
class LoginPage extends StatefulWidget {
const LoginPage({super.key});
@override
State<LoginPage> createState() => _LoginPageState();
}
class _LoginPageState extends State<LoginPage> {
final _formKey = GlobalKey<FormState>();
final _usernameController = TextEditingController();
final _passwordController = TextEditingController();
bool _isLoading = false;
bool _obscurePassword = true;
final _dio = Dio();
Future<void> _submitForm() async {
if (_formKey.currentState!.validate()) {
setState(() {
_isLoading = true;
});
try {
final response = await _dio.post(
'https://api.fishestlife.com/user/login',
data: {
'username': _usernameController.text.trim(),
'password': _passwordController.text.trim(),
},
);
// 登录成功处理
if (response.statusCode == 200) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('登录成功'),
backgroundColor: Color(0xFF2E7D32), // 成功绿色
),
);
// 导航到主页或其他页面
// Navigator.pushReplacement(...);
}
}
} catch (e) {
// 错误处理
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('登录失败: ${e.toString()}'),
backgroundColor: Color(0xFFC62828), // 错误红色
),
);
}
} finally {
if (mounted) {
setState(() {
_isLoading = false;
});
}
}
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
// 增加顶部阴影效果
appBar: AppBar(
title: const Text('账户登录'),
backgroundColor: Theme.of(context).colorScheme.primary,
elevation: 4,
shadowColor: Colors.black54,
),
// 主体内容使用卡片包裹增加层次感
body: Container(
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [Color(0xFF121212), Color(0xFF1A1A2E)],
),
),
child: Center(
child: SingleChildScrollView(
padding: const EdgeInsets.all(16.0),
child: Card(
margin: const EdgeInsets.symmetric(horizontal: 16),
child: Padding(
padding: const EdgeInsets.all(24.0),
child: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
// 金融风格Logo位置可替换为实际Logo
const Icon(
Icons.account_balance,
size: 64,
color: Color(0xFFD4AF37),
),
const SizedBox(height: 24),
const Text(
'资产助手',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: Color(0xFFD4AF37),
),
),
const SizedBox(height: 32),
TextFormField(
controller: _usernameController,
decoration: InputDecoration(
labelText: '用户名',
prefixIcon: const Icon(Icons.person),
border: const OutlineInputBorder(),
// 增加焦点效果
focusedBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xFFD4AF37),
width: 2,
),
borderRadius: BorderRadius.circular(8),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return '请输入用户名';
}
return null;
},
enabled: !_isLoading,
),
const SizedBox(height: 16),
TextFormField(
controller: _passwordController,
decoration: InputDecoration(
labelText: '密码',
prefixIcon: const Icon(Icons.lock),
border: const OutlineInputBorder(),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword
? Icons.visibility_off
: Icons.visibility,
color: Colors.white60,
),
onPressed: () {
setState(() {
_obscurePassword = !_obscurePassword;
});
},
),
focusedBorder: OutlineInputBorder(
borderSide: const BorderSide(
color: Color(0xFFD4AF37),
width: 2,
),
borderRadius: BorderRadius.circular(8),
),
),
obscureText: _obscurePassword,
validator: (value) {
if (value == null || value.isEmpty) {
return '请输入密码';
}
return null;
},
enabled: !_isLoading,
),
const SizedBox(height: 8),
// 忘记密码链接
Align(
alignment: Alignment.centerRight,
child: TextButton(
onPressed: _isLoading
? null
: () {
// 忘记密码逻辑
},
child: const Text(
'忘记密码?',
style: TextStyle(
color: Color(0xFFD4AF37),
fontSize: 14,
),
),
),
),
const SizedBox(height: 16),
SizedBox(
width: double.infinity,
child: ElevatedButton(
onPressed: _isLoading ? null : _submitForm,
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF0F3460),
padding: const EdgeInsets.symmetric(vertical: 16),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
child: _isLoading
? const CircularProgressIndicator(
valueColor: AlwaysStoppedAnimation<Color>(
Colors.white,
),
)
: const Text(
'安全登录',
style: TextStyle(
fontSize: 16,
fontWeight: FontWeight.w500,
),
),
),
),
],
),
),
),
),
),
),
),
);
}
@override
void dispose() {
_usernameController.dispose();
_passwordController.dispose();
_dio.close();
super.dispose();
}
}

View File

@@ -1,4 +1,4 @@
import 'package:asset_assistant/login/login_page.dart';
import 'package:asset_assistant/pages/login_page.dart';
import 'package:flutter/material.dart';
void main() {

View File

@@ -0,0 +1,61 @@
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';
class HomePage extends StatelessWidget {
const HomePage({super.key});
Future<void> _logout(BuildContext context) async {
final prefs = await SharedPreferences.getInstance();
// 先确认需要清除的数据存在
final hasUserID = prefs.getString('user_id') != null;
if (hasUserID) {
await prefs.remove('user_id');
debugPrint('移除的用户ID: $hasUserID');
}
// Web端强制刷新存储
await prefs.reload();
// 检查组件是否已挂载
if (!context.mounted) return;
// 导航到登录页并清除路由栈(使用命名路由)
Navigator.pushNamedAndRemoveUntil(
context,
'/login', // 目标命名路由
(route) => false, // 清除所有之前的路由
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Theme.of(context).colorScheme.surface,
appBar: AppBar(
leading: IconButton(
icon: const Icon(Icons.settings),
onPressed: () {
// 点击事件处理
Navigator.pushNamed(context, '/setting_list');
},
),
title: const Text('首页'),
backgroundColor: Theme.of(context).colorScheme.surface,
elevation: 4,
actions: [
IconButton(
icon: const Icon(Icons.logout),
onPressed: () => _logout(context),
),
],
),
body: const Center(
child: Text(
'功能列表区域',
style: TextStyle(color: Color(0xFF94A3B8), fontSize: 18),
),
),
);
}
}

View File

@@ -0,0 +1,178 @@
import 'package:asset_assistant/pages/home_page.dart';
import 'package:asset_assistant/utils/host_manager.dart';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';
import 'package:shared_preferences/shared_preferences.dart';
// 登录页面
class LoginPage extends StatefulWidget {
const LoginPage({super.key});
@override
State<LoginPage> createState() => _LoginPageState();
}
class _LoginPageState extends State<LoginPage> {
// 用于获取输入框内容的控制器
final TextEditingController _accountController = TextEditingController();
final TextEditingController _passwordController = TextEditingController();
// 加载状态标识
bool _isLoading = false;
// 登录请求方法
Future<void> _login() async {
// 获取输入的账号密码
final String account = _accountController.text.trim();
final String password = _passwordController.text.trim();
// 简单验证
if (account.isEmpty || password.isEmpty) {
_showDialog('提示', '请输入账号和密码');
return;
}
setState(() {
_isLoading = true;
});
try {
// 构建请求URL
final url = HostManager().getUriHostByPath("/user/login");
debugPrint('url is: $url');
// 发送POST请求
final response = await http.post(
url,
headers: {'Content-Type': 'application/json'},
body: json.encode({'account': account, 'password': password}),
);
// 解析响应
if (response.statusCode == 200) {
final result = json.decode(response.body);
// 打印后端返回的完整数据确认code和状态
debugPrint('登录响应:$result');
if (result['success'] == true) {
debugPrint('登录成功,准备跳转');
// 保存token和用户信息到本地存储
final prefs = await SharedPreferences.getInstance();
await prefs.setString(
'user_id',
result['data']['user_id'],
); // 保存用户ID。
debugPrint('保存的用户ID: ${result['data']['user_id']}');
// 延迟后再检查上下文是否仍有效
if (mounted) {
Navigator.pushReplacement(
context,
MaterialPageRoute(builder: (context) => const HomePage()),
);
}
} else {
// 登录失败,显示错误信息
_showDialog('登录失败', result['message'] ?? '未知错误');
}
} else {
_showDialog('错误', '服务器响应异常: ${response.statusCode}');
debugPrint('服务器响应异常: ${response.statusCode}');
}
} catch (e) {
_showDialog('错误', '网络请求失败: $e');
debugPrint('详细错误信息: ${e.toString()}');
} finally {
if (mounted) {
setState(() {
_isLoading = false;
});
}
}
}
// 显示对话框
void _showDialog(String title, String content) {
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text(title),
content: Text(content),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: const Text('确定'),
),
],
),
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Theme.of(context).colorScheme.surface,
body: SafeArea(
child: SingleChildScrollView(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 60),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
const SizedBox(height: 60),
const Text(
'资产助手',
style: TextStyle(
fontSize: 32,
fontWeight: FontWeight.bold,
color: Colors.white,
),
textAlign: TextAlign.center,
),
const SizedBox(height: 80),
// 账号输入框
TextField(
controller: _accountController,
style: const TextStyle(color: Colors.white),
decoration: const InputDecoration(
labelText: '账号',
hintText: '请输入账号',
prefixIcon: Icon(Icons.person, color: Color(0xFF94A3B8)),
),
keyboardType: TextInputType.text,
),
const SizedBox(height: 20),
// 密码输入框
TextField(
controller: _passwordController,
style: const TextStyle(color: Colors.white),
decoration: const InputDecoration(
labelText: '密码',
hintText: '请输入密码',
prefixIcon: Icon(Icons.lock, color: Color(0xFF94A3B8)),
suffixIcon: Icon(
Icons.visibility_off,
color: Color(0xFF94A3B8),
),
),
obscureText: true,
),
const SizedBox(height: 40),
// 登录按钮
ElevatedButton(
onPressed: _isLoading ? null : _login,
child: _isLoading
? const CircularProgressIndicator(color: Colors.white)
: const Text('登录'),
),
const SizedBox(height: 20),
],
),
),
),
);
}
}

View File

@@ -0,0 +1,41 @@
import 'package:flutter/material.dart';
class HostManager {
// 单例实例
static final HostManager _instance = HostManager._internal();
// 工厂构造函数,确保保证只有一个实例
factory HostManager() => _instance;
// 私有构造函数
HostManager._internal();
// 判断是否为开发环境
bool get isDebug => const bool.fromEnvironment('dart.vm.product') == false;
Uri getUriHostByPath(String path) {
final host = HostManager().getHostByPath(path);
final url = Uri.parse(host);
return url;
}
// 根据传入的path返回对应的host
// 可根据实际需求扩展path与host的映射关系
String getHostByPath(String path) {
debugPrint('path is:$path');
String host = "";
if (!isDebug) {
debugPrint('release model');
host = "https://api.fishestlife.com";
} else {
debugPrint('debug model');
if (path.startsWith('/user')) {
host = "https://api.fishestlife.com";
} else {
host = "";
}
}
debugPrint('url is:$host$path');
return host + path;
}
}

View File

@@ -5,6 +5,8 @@
import FlutterMacOS
import Foundation
import shared_preferences_foundation
func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
}

View File

@@ -1,6 +1,14 @@
# Generated by pub
# See https://dart.dev/tools/pub/glossary#lockfile
packages:
args:
dependency: transitive
description:
name: args
sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04
url: "https://pub.dev"
source: hosted
version: "2.7.0"
async:
dependency: transitive
description:
@@ -65,6 +73,14 @@ packages:
url: "https://pub.dev"
source: hosted
version: "2.1.1"
enum_to_string:
dependency: transitive
description:
name: enum_to_string
sha256: "93b75963d3b0c9f6a90c095b3af153e1feccb79f6f08282d3274ff8d9eea52bc"
url: "https://pub.dev"
source: hosted
version: "2.2.1"
fake_async:
dependency: transitive
description:
@@ -73,6 +89,30 @@ packages:
url: "https://pub.dev"
source: hosted
version: "1.3.3"
ffi:
dependency: transitive
description:
name: ffi
sha256: "289279317b4b16eb2bb7e271abccd4bf84ec9bdcbe999e278a94b804f5630418"
url: "https://pub.dev"
source: hosted
version: "2.1.4"
file:
dependency: transitive
description:
name: file
sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
url: "https://pub.dev"
source: hosted
version: "7.0.1"
flag:
dependency: "direct main"
description:
name: flag
sha256: "69e3e1d47453349ef72e2ebf4234b88024c0d57f9bcfaa7cc7facec49cd8561f"
url: "https://pub.dev"
source: hosted
version: "7.0.2"
flutter:
dependency: "direct main"
description: flutter
@@ -86,11 +126,32 @@ packages:
url: "https://pub.dev"
source: hosted
version: "5.0.0"
flutter_svg:
dependency: transitive
description:
name: flutter_svg
sha256: "055de8921be7b8e8b98a233c7a5ef84b3a6fcc32f46f1ebf5b9bb3576d108355"
url: "https://pub.dev"
source: hosted
version: "2.2.2"
flutter_test:
dependency: "direct dev"
description: flutter
source: sdk
version: "0.0.0"
flutter_web_plugins:
dependency: transitive
description: flutter
source: sdk
version: "0.0.0"
http:
dependency: "direct main"
description:
name: http
sha256: "87721a4a50b19c7f1d49001e51409bddc46303966ce89a65af4f4e6004896412"
url: "https://pub.dev"
source: hosted
version: "1.6.0"
http_parser:
dependency: transitive
description:
@@ -171,6 +232,118 @@ packages:
url: "https://pub.dev"
source: hosted
version: "1.9.1"
path_parsing:
dependency: transitive
description:
name: path_parsing
sha256: "883402936929eac138ee0a45da5b0f2c80f89913e6dc3bf77eb65b84b409c6ca"
url: "https://pub.dev"
source: hosted
version: "1.1.0"
path_provider_linux:
dependency: transitive
description:
name: path_provider_linux
sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
url: "https://pub.dev"
source: hosted
version: "2.2.1"
path_provider_platform_interface:
dependency: transitive
description:
name: path_provider_platform_interface
sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
url: "https://pub.dev"
source: hosted
version: "2.1.2"
path_provider_windows:
dependency: transitive
description:
name: path_provider_windows
sha256: bd6f00dbd873bfb70d0761682da2b3a2c2fccc2b9e84c495821639601d81afe7
url: "https://pub.dev"
source: hosted
version: "2.3.0"
petitparser:
dependency: transitive
description:
name: petitparser
sha256: "1a97266a94f7350d30ae522c0af07890c70b8e62c71e8e3920d1db4d23c057d1"
url: "https://pub.dev"
source: hosted
version: "7.0.1"
platform:
dependency: transitive
description:
name: platform
sha256: "5d6b1b0036a5f331ebc77c850ebc8506cbc1e9416c27e59b439f917a902a4984"
url: "https://pub.dev"
source: hosted
version: "3.1.6"
plugin_platform_interface:
dependency: transitive
description:
name: plugin_platform_interface
sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
url: "https://pub.dev"
source: hosted
version: "2.1.8"
shared_preferences:
dependency: "direct main"
description:
name: shared_preferences
sha256: "6e8bf70b7fef813df4e9a36f658ac46d107db4b4cfe1048b477d4e453a8159f5"
url: "https://pub.dev"
source: hosted
version: "2.5.3"
shared_preferences_android:
dependency: transitive
description:
name: shared_preferences_android
sha256: "34266009473bf71d748912da4bf62d439185226c03e01e2d9687bc65bbfcb713"
url: "https://pub.dev"
source: hosted
version: "2.4.15"
shared_preferences_foundation:
dependency: transitive
description:
name: shared_preferences_foundation
sha256: "1c33a907142607c40a7542768ec9badfd16293bac51da3a4482623d15845f88b"
url: "https://pub.dev"
source: hosted
version: "2.5.5"
shared_preferences_linux:
dependency: transitive
description:
name: shared_preferences_linux
sha256: "580abfd40f415611503cae30adf626e6656dfb2f0cee8f465ece7b6defb40f2f"
url: "https://pub.dev"
source: hosted
version: "2.4.1"
shared_preferences_platform_interface:
dependency: transitive
description:
name: shared_preferences_platform_interface
sha256: "57cbf196c486bc2cf1f02b85784932c6094376284b3ad5779d1b1c6c6a816b80"
url: "https://pub.dev"
source: hosted
version: "2.4.1"
shared_preferences_web:
dependency: transitive
description:
name: shared_preferences_web
sha256: c49bd060261c9a3f0ff445892695d6212ff603ef3115edbb448509d407600019
url: "https://pub.dev"
source: hosted
version: "2.4.3"
shared_preferences_windows:
dependency: transitive
description:
name: shared_preferences_windows
sha256: "94ef0f72b2d71bc3e700e025db3710911bd51a71cefb65cc609dd0d9a982e3c1"
url: "https://pub.dev"
source: hosted
version: "2.4.1"
sky_engine:
dependency: transitive
description: flutter
@@ -232,6 +405,30 @@ packages:
url: "https://pub.dev"
source: hosted
version: "1.4.0"
vector_graphics:
dependency: transitive
description:
name: vector_graphics
sha256: a4f059dc26fc8295b5921376600a194c4ec7d55e72f2fe4c7d2831e103d461e6
url: "https://pub.dev"
source: hosted
version: "1.1.19"
vector_graphics_codec:
dependency: transitive
description:
name: vector_graphics_codec
sha256: "99fd9fbd34d9f9a32efd7b6a6aae14125d8237b10403b422a6a6dfeac2806146"
url: "https://pub.dev"
source: hosted
version: "1.1.13"
vector_graphics_compiler:
dependency: transitive
description:
name: vector_graphics_compiler
sha256: d354a7ec6931e6047785f4db12a1f61ec3d43b207fc0790f863818543f8ff0dc
url: "https://pub.dev"
source: hosted
version: "1.1.19"
vector_math:
dependency: transitive
description:
@@ -249,13 +446,29 @@ packages:
source: hosted
version: "15.0.2"
web:
dependency: transitive
dependency: "direct main"
description:
name: web
sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a"
url: "https://pub.dev"
source: hosted
version: "1.1.1"
xdg_directories:
dependency: transitive
description:
name: xdg_directories
sha256: "7a3f37b05d989967cdddcbb571f1ea834867ae2faa29725fd085180e0883aa15"
url: "https://pub.dev"
source: hosted
version: "1.1.0"
xml:
dependency: transitive
description:
name: xml
sha256: "971043b3a0d3da28727e40ed3e0b5d18b742fa5a68665cca88e74b7876d5e025"
url: "https://pub.dev"
source: hosted
version: "6.6.1"
sdks:
dart: ">=3.9.2 <4.0.0"
flutter: ">=3.18.0-18.0.pre.54"
flutter: ">=3.35.0"

View File

@@ -32,6 +32,10 @@ dependencies:
sdk: flutter
dio: ^5.3.3 # 网络请求库
http: ^1.5.0
shared_preferences: ^2.5.3
web: ^1.1.1
flag: ^7.0.2
cupertino_icons: ^1.0.8
dev_dependencies: