0

lib/dao/user_dao.dart

@@ -11,4 +11,13 @@ class UserDao {
     );
     return UserModel.fromJson(response.data);
   }
+
+  Future<bool> logout(String token) async {
+    Map<String, dynamic> params = {"token": token};
+    Response response = await Dio().post(
+      Api.logout,
+      data: params,
+    );
+    return response.data["code"] == 200;
+  }
 }

lib/db/database_helper.dart

@@ -0,0 +1,100 @@
+// import 'dart:async';
+// import 'dart:io';
+// import 'package:path_provider/path_provider.dart';
+// import 'package:sqflite/sqflite.dart';
+
+/// Description: 本地 sqlite 数据库操作
+/// Time       : 09/04/2023 Monday
+/// Author     : liuyuqi.gov@msn.cn
+// class DatabaseHelper {
+//   static DatabaseHelper _databaseHelper;
+//   static Database _database;
+
+//   String carsTable = 'cars_table';
+//   String colId = 'id';
+//   String colBrand = 'brand';
+//   String colType = 'type';
+//   String colStart = 'start';
+
+//   DatabaseHelper._createInstance();
+
+//   factory DatabaseHelper() {
+//     if (_databaseHelper == null) {
+//       _databaseHelper = DatabaseHelper._createInstance();
+//     }
+//     return _databaseHelper;
+//   }
+
+//   Future<Database> get database async {
+//     if (_database == null) {
+//       _database = await initializeDatabase();
+//     }
+//     return _database;
+//   }
+
+//   Future<Database> initializeDatabase() async {
+//     Directory directory = await getApplicationDocumentsDirectory();
+//     String path = directory.path + 'cars.db';
+
+//     var carsDatabase =
+//         await openDatabase(path, version: 1, onCreate: _createDb);
+//     return carsDatabase;
+//   }
+
+//   void _createDb(Database db, int newVersion) async {
+//     await db.execute(
+//         'CREATE TABLE $carsTable($colId INTEGER PRIMARY KEY AUTOINCREMENT, $colBrand TEXT, $colType TEXT, $colStart INTEGER)');
+//   }
+
+//   //  读取数据
+//   Future<List<Map<String, dynamic>>> getCarMapList() async {
+//     Database db = await this.database;
+//     var result = await db.query(carsTable);
+//     return result;
+//   }
+
+//   //  增加数据
+//   Future<int> insertCar(Car car) async {
+//     Database db = await this.database;
+//     var result = await db.insert(carsTable, car.toMap());
+//     return result;
+//   }
+
+//   //  刷新数据
+//   Future<int> updateCar(Car car) async {
+//     Database db = await this.database;
+//     var result = await db.update(carsTable, car.toMap(),
+//         where: '$colId = ?', whereArgs: [car.id]);
+//     return result;
+//   }
+
+//   //  删除数据
+//   Future<int> deleteCar(int id) async {
+//     Database db = await this.database;
+//     int result =
+//         await db.rawDelete('DELETE FROM $carsTable WHERE $colId = $id');
+//     return result;
+//   }
+
+//   //  获取数据条数
+//   Future<int> getCount() async {
+//     Database db = await this.database;
+//     List<Map<String, dynamic>> x =
+//         await db.rawQuery('SELECT COUNT (*) FROM $carsTable');
+//     int result = Sqflite.firstIntValue(x);
+//     return result;
+//   }
+
+//   // 转化获得 List 类型数据
+//   Future<List<Car>> getCarList() async {
+//     var carMapList = await getCarMapList();
+//     int count = carMapList.length;
+
+//     List<Car> carList = List<Car>();
+
+//     for (int i = 0; i < count; i++) {
+//       carList.add(Car.fromMapObject(carMapList[i]));
+//     }
+//     return carList;
+//   }
+// }

lib/main.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_provider_demo/routes.dart';
+import 'package:provider/provider.dart';
 
 void main() {
   runApp(const MyApp());
@@ -11,14 +12,22 @@ class MyApp extends StatelessWidget {
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
-      title: 'Provider Demo',
-      debugShowCheckedModeBanner: false,
-      theme: ThemeData(
-        primarySwatch: Colors.blue,
+    return MultiProvider(
+      providers: [
+        // Provider<Counter>.value(value: Counter()),
+        ChangeNotifierProvider<Counter>(create: (_) => Counter()),
+        ChangeNotifierProvider<ThemeModel>(create: (_) => ThemeModel()),
+      ],
+      child: MaterialApp(
+        title: 'Provider Demo',
+        debugShowCheckedModeBanner: false,
+        theme: ThemeData(
+          primarySwatch: Colors.blue,
+          visualDensity: VisualDensity.adaptivePlatformDensity,
+        ),
+        initialRoute: Routes.index,
+        onGenerateRoute: Routes.generateRoute,
       ),
-      initialRoute: Routes.index,
-      onGenerateRoute: Routes.generateRoute,
     );
   }
 }

lib/model/base_model.dart

@@ -0,0 +1,22 @@
+class BaseModel {
+  int id = 0;
+}
+
+class BaseEntity {
+  int code = 0;
+  String msg = "";
+  BaseModel? data;
+  BaseEntity({required this.code, required this.msg, this.data});
+  BaseEntity.fromJson(Map<String, dynamic> json) {
+    code = json['code'];
+    msg = json['msg'];
+    data = json['data'];
+  }
+  Map<String, dynamic> toJson() {
+    final Map<String, dynamic> data = <String, dynamic>{};
+    data['code'] = code;
+    data['msg'] = msg;
+    data['data'] = this.data;
+    return data;
+  }
+}

lib/model/config.dart

@@ -1 +1,14 @@
-class Config {}
+class Config {
+  static const String API_URL = 'http://';
+  static const String API_VERSION = 'v1';
+
+  // app config
+
+  // theme
+
+  // language
+
+  // color and font
+
+  // global init
+}

lib/model/theme_model.dart

@@ -0,0 +1,3 @@
+class ThemeModel {
+  
+}

lib/provider/theme_provider.dart

@@ -0,0 +1,3 @@
+class ThemeProvider extends ChangeNotifier {
+  
+}

lib/utils/http_util.dart

@@ -0,0 +1,46 @@
+import 'package:dio/dio.dart';
+
+/// Description: http util
+/// Time       : 09/04/2023 Monday
+/// Author     : liuyuqi.gov@msn.cn
+class HttpUtil {
+  static const String BASE_URL = "http://";
+  static const int CONNECT_TIMEOUT = 10000;
+  static const int RECEIVE_TIMEOUT = 3000;
+
+  static HttpUtil? _instance;
+  static Dio? _dio;
+
+  static HttpUtil getInstance() {
+    _instance ??= HttpUtil();
+    return _instance!;
+  }
+
+  Future<Map<String, dynamic>> get(String url,
+      {Map<String, dynamic>? params}) async {
+    Response response = await _dio!.get(url, queryParameters: params);
+    return response.data;
+  }
+
+  Future<Map<String, dynamic>> post(String url,
+      {Map<String, dynamic>? params}) async {
+    Response response = await _dio!.post(url, data: params);
+    return response.data;
+  }
+}
+
+class ErrorCode {
+  int code;
+  String msg;
+
+  ErrorCode(this.code, this.msg);
+
+  ErrorCode.fromJson({this.code = 0, this.msg = ""});
+
+  Map<String, dynamic> toJson() {
+    return {
+      'code': code,
+      'msg': msg,
+    };
+  }
+}

pubspec.lock

@@ -65,6 +65,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.3.1"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      sha256: ed5337a5660c506388a9f012be0288fb38b49020ce2b45fe1f8b8323fe429f99
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.2"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -147,46 +155,62 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.8.2"
-  permission_handler:
+  path_provider:
     dependency: "direct main"
     description:
-      name: permission_handler
-      sha256: "63e5216aae014a72fe9579ccd027323395ce7a98271d9defa9d57320d001af81"
+      name: path_provider
+      sha256: a1aa8aaa2542a6bc57e381f132af822420216c80d4781f7aa085ca3229208aaa
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.1.1"
+  path_provider_android:
+    dependency: transitive
+    description:
+      name: path_provider_android
+      sha256: "6b8b19bd80da4f11ce91b2d1fb931f3006911477cec227cce23d3253d80df3f1"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "10.4.3"
-  permission_handler_android:
+    version: "2.2.0"
+  path_provider_foundation:
     dependency: transitive
     description:
-      name: permission_handler_android
-      sha256: d74e77a5ecd38649905db0a7d05ef16bed42ff263b9efb73ed794317c5764ec3
+      name: path_provider_foundation
+      sha256: "19314d595120f82aca0ba62787d58dde2cc6b5df7d2f0daf72489e38d1b57f2d"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "10.3.4"
-  permission_handler_apple:
+    version: "2.3.1"
+  path_provider_linux:
     dependency: transitive
     description:
-      name: permission_handler_apple
-      sha256: "99e220bce3f8877c78e4ace901082fb29fa1b4ebde529ad0932d8d664b34f3f5"
+      name: path_provider_linux
+      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "9.1.4"
-  permission_handler_platform_interface:
+    version: "2.2.1"
+  path_provider_platform_interface:
     dependency: transitive
     description:
-      name: permission_handler_platform_interface
-      sha256: "7c6b1500385dd1d2ca61bb89e2488ca178e274a69144d26bbd65e33eae7c02a9"
+      name: path_provider_platform_interface
+      sha256: "94b1e0dd80970c1ce43d5d4e050a9918fce4f4a775e6142424c30a29a363265c"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "3.11.3"
-  permission_handler_windows:
+    version: "2.1.1"
+  path_provider_windows:
     dependency: transitive
     description:
-      name: permission_handler_windows
-      sha256: cc074aace208760f1eee6aa4fae766b45d947df85bc831cde77009cdb4720098
+      name: path_provider_windows
+      sha256: "8bc9f22eee8690981c22aa7fc602f5c85b497a6fb2ceb35ee5a5e5ed85ad8170"
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.1.3"
+    version: "2.2.1"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      sha256: ae68c7bfcd7383af3629daafb32fb4e8681c7154428da4febcff06200585f102
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.1.2"
   plugin_platform_interface:
     dependency: transitive
     description:
@@ -216,6 +240,22 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.9.1"
+  sqflite:
+    dependency: "direct main"
+    description:
+      name: sqflite
+      sha256: b4d6710e1200e96845747e37338ea8a819a12b51689a3bcf31eff0003b37a0b9
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.2.8+4"
+  sqflite_common:
+    dependency: transitive
+    description:
+      name: sqflite_common
+      sha256: "8f7603f3f8f126740bc55c4ca2d1027aab4b74a1267a3e31ce51fe40e3b65b8f"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.4.5+1"
   stack_trace:
     dependency: transitive
     description:
@@ -240,6 +280,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.2.0"
+  synchronized:
+    dependency: transitive
+    description:
+      name: synchronized
+      sha256: "5fcbd27688af6082f5abd611af56ee575342c30e87541d0245f7ff99faa02c60"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.1.0"
   term_glyph:
     dependency: transitive
     description:
@@ -272,6 +320,22 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.1.4"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      sha256: "5a751eddf9db89b3e5f9d50c20ab8612296e4e8db69009788d6c8b060a84191c"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "4.1.4"
+  xdg_directories:
+    dependency: transitive
+    description:
+      name: xdg_directories
+      sha256: f0c26453a2d47aa4c2570c6a033246a3fc62da2fe23c7ffdd0a7495086dc0247
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.2"
 sdks:
   dart: ">=2.19.2 <3.0.0"
-  flutter: ">=2.8.0"
+  flutter: ">=3.7.0"

pubspec.yaml

@@ -11,7 +11,9 @@ dependencies:
     sdk: flutter
   cupertino_icons: ^1.0.5
   provider: ^6.0.5
-  permission_handler: ^10.4.3
+  # sqflite: ^2.2.8+4
+  # path_provider: ^2.0.15
+  # permission_handler: ^10.4.3
   dio: ^5.3.2
 
 dev_dependencies: