feat : 新增企业功能，重构database_service

lib/app/core/bindings/initial_binding.dart

@@ -1,14 +1,15 @@
 import 'package:get/get.dart';
 import 'package:get_storage/get_storage.dart';
-import 'package:problem_check_system/app/core/data/services/network_status_service.dart';
+import 'package:problem_check_system/app/core/services/database_service.dart';
-import 'package:problem_check_system/app/core/data/services/http_provider.dart';
+import 'package:problem_check_system/app/core/services/network_status_service.dart';
-import 'package:problem_check_system/app/core/data/services/sqlite_service.dart';
+import 'package:problem_check_system/app/core/services/http_provider.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/services/sqlite_service.dart';
-import 'package:problem_check_system/app/core/data/repositories/file_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/image_repository.dart';
+import 'package:problem_check_system/app/core/repositories/file_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/image_repository_impl.dart';
+import 'package:problem_check_system/app/core/repositories/image_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/core/repositories/image_repository_impl.dart';
-import 'package:problem_check_system/app/core/data/services/upgrader_service.dart';
+import 'package:problem_check_system/app/features/problem/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/core/services/upgrader_service.dart';
 import 'package:uuid/uuid.dart';
 
 class InitialBinding implements Bindings {
@@ -23,7 +24,8 @@ class InitialBinding implements Bindings {
     Get.put<GetStorage>(GetStorage(), permanent: true);
     Get.put<Uuid>(Uuid(), permanent: true);
     Get.put<HttpProvider>(HttpProvider());
-    Get.put<SQLiteService>(SQLiteService());
+    // Get.put<SQLiteService>(SQLiteService());
+    Get.put<DatabaseService>(DatabaseService());
     Get.put<NetworkStatusService>(NetworkStatusService());
     Get.put(UpgraderService());
   }

lib/app/core/models/company_enum.dart

@@ -0,0 +1,60 @@
+/// 代表企业类型的枚举
+enum CompanyType {
+  // 枚举成员 (使用英文/拼音) -> 关联的服务端字符串值
+  production('生产'),
+  usage('使用'),
+  storage('储存'),
+  business('经营');
+
+  /// 构造函数，用于关联字符串值
+  const CompanyType(this.serverValue);
+
+  /// 存储与服务端对应的字符串值
+  final String serverValue;
+
+  /// 用于在UI中显示的文本 (这里直接复用 serverValue)
+  String get displayText => serverValue;
+
+  /// [静态辅助方法] 从服务端的字符串解析成 CompanyType 枚举。
+  ///
+  /// 如果传入的字符串无法匹配任何类型，会返回 `null`，这是一种安全处理未知值的方式。
+  static CompanyType? fromServerValue(String? value) {
+    if (value == null) return null;
+    for (final type in values) {
+      // `values` 是枚举自带的、包含所有成员的列表
+      if (type.serverValue == value) {
+        return type;
+      }
+    }
+    return null; // 没有找到匹配项
+  }
+}
+
+/// 代表企业规模的枚举
+enum CompanyScope {
+  // 枚举成员 -> 关联的服务端字符串值
+  micro('微型'),
+  small('小型'),
+  medium('中型'),
+  large('大型');
+
+  /// 构造函数，用于关联字符串值
+  const CompanyScope(this.serverValue);
+
+  /// 存储与服务端对应的字符串值
+  final String serverValue;
+
+  /// 用于在UI中显示的文本
+  String get displayText => serverValue;
+
+  /// [静态辅助方法] 从服务端的字符串解析成 CompanyScope 枚举。
+  static CompanyScope? fromServerValue(String? value) {
+    if (value == null) return null;
+    for (final scope in values) {
+      if (scope.serverValue == value) {
+        return scope;
+      }
+    }
+    return null; // 没有找到匹配项
+  }
+}

lib/app/core/models/image_metadata_model.dart

@@ -1,5 +1,5 @@
 // image_metadata_model.dart
-import 'package:problem_check_system/app/core/data/models/image_status.dart';
+import 'package:problem_check_system/app/core/models/image_status.dart';
 
 class ImageMetadata {
   final String localPath;

lib/app/core/models/problem_model.dart

@@ -1,7 +1,7 @@
 import 'dart:convert';
 
-import 'package:problem_check_system/app/core/data/models/image_metadata_model.dart';
+import 'package:problem_check_system/app/core/models/image_metadata_model.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
 
 /// 问题的数据模型。
 /// 用于表示系统中的一个具体问题，包含了问题的描述、位置、图片等信息。

lib/app/core/models/problem_sync_status.dart

@@ -1,7 +1,7 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/models/image_metadata_model.dart';
+import 'package:problem_check_system/app/core/models/image_metadata_model.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 import 'package:uuid/uuid.dart';
 
 enum ProblemSyncStatus {

lib/app/core/models/sync_status.dart

@@ -0,0 +1,24 @@
+enum SyncStatus {
+  /// 未跟踪 - 需要被移除的记录（如本地删除但从未同步过）
+  untracked,
+
+  /// 已同步 - 与服务器完全一致（类似git的unmodified）
+  synced,
+
+  /// 待创建 - 新问题，需要上传到服务器（类似git的untracked → staged）
+  pendingCreate,
+
+  /// 待更新 - 已修改的问题，需要更新到服务器（类似git的modified → staged）
+  pendingUpdate,
+
+  /// 待删除 - 已标记删除，需要从服务器删除（类似git的deleted → staged）
+  pendingDelete,
+}
+
+/// 一个抽象接口，定义了所有“可同步”实体的共同特征。
+/// 任何需要离线同步功能的实体都应该实现这个接口。
+abstract class SyncableEntity {
+  String get id;
+  SyncStatus get syncStatus;
+  DateTime get lastModifiedTime; // 同步时通常需要最后修改时间
+}

lib/app/core/repositories/auth_repository.dart

@@ -1,10 +1,10 @@
 import 'package:get/get.dart';
 import 'package:get_storage/get_storage.dart';
 import 'package:problem_check_system/app/core/utils/constants/api_endpoints.dart';
-import 'package:problem_check_system/app/core/data/models/auth_model.dart';
+import 'package:problem_check_system/app/core/models/auth_model.dart';
-import 'package:problem_check_system/app/core/data/models/user/user.dart';
+import 'package:problem_check_system/app/core/models/user/user.dart';
-import 'package:problem_check_system/app/core/data/services/network_status_service.dart';
+import 'package:problem_check_system/app/core/services/network_status_service.dart';
-import 'package:problem_check_system/app/core/data/services/http_provider.dart';
+import 'package:problem_check_system/app/core/services/http_provider.dart';
 
 class AuthRepository extends GetxService {
   final HttpProvider httpProvider;

lib/app/core/repositories/file_repository.dart

@@ -4,7 +4,7 @@ import 'package:get/get.dart' hide FormData, MultipartFile;
 import 'package:path/path.dart' as p;
 import 'package:problem_check_system/app/core/extensions/http_response_extension.dart';
 import 'package:problem_check_system/app/core/utils/constants/api_endpoints.dart';
-import 'package:problem_check_system/app/core/data/services/http_provider.dart';
+import 'package:problem_check_system/app/core/services/http_provider.dart';
 
 class FileRepository extends GetxService {
   final HttpProvider _httpProvider = Get.find<HttpProvider>();

lib/app/core/repositories/image_repository_impl.dart

@@ -4,8 +4,8 @@ import 'package:dio/dio.dart';
 import 'package:get/get.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:path/path.dart' as path;
-import 'package:problem_check_system/app/core/data/services/http_provider.dart';
+import 'package:problem_check_system/app/core/services/http_provider.dart';
-import 'package:problem_check_system/app/core/data/repositories/image_repository.dart';
+import 'package:problem_check_system/app/core/repositories/image_repository.dart';
 
 class ImageRepositoryImpl extends GetxService implements ImageRepository {
   final HttpProvider httpProvider;

lib/app/core/repositories/syncable_repository.dart

@@ -0,0 +1,15 @@
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+
+abstract class SyncableRepository<T extends SyncableEntity> {
+  // --- 上传部分 (已有) ---
+  Future<T> syncCreate(T item);
+  Future<T> syncUpdate(T item);
+  Future<void> syncDelete(String id);
+
+  // --- [新] 下载部分 ---
+  /// 从服务器拉取自上次同步以来的更新。
+  /// [lastSyncTimestamp]: 客户端记录的最后一次成功同步的时间戳。
+  /// 服务器应返回此时间戳之后所有新建或更新的记录。
+  /// 返回成功在本地保存或更新的实体列表。
+  Future<List<T>> pullFromServer(DateTime? lastSyncTimestamp);
+}

lib/app/core/routes/app_pages.dart

@@ -1,15 +1,17 @@
 import 'package:get/get.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/pages/enterprise_form_page.dart';
-import 'package:problem_check_system/modules/home/bindings/home_binding.dart';
+import 'package:problem_check_system/app/features/navigation/presentation/bindings/navigation_binding.dart';
-import 'package:problem_check_system/modules/home/views/home_page.dart';
+import 'package:problem_check_system/app/features/navigation/presentation/pages/navigation_page.dart';
-import 'package:problem_check_system/modules/auth/bindings/login_binding.dart';
+import 'package:problem_check_system/app/features/home/bindings/home_binding.dart';
-import 'package:problem_check_system/modules/auth/views/login_page.dart';
+import 'package:problem_check_system/app/features/home/views/home_page.dart';
-import 'package:problem_check_system/modules/my/bindings/change_password_binding.dart';
+import 'package:problem_check_system/app/features/auth/bindings/login_binding.dart';
-import 'package:problem_check_system/modules/my/views/change_password.dart';
+import 'package:problem_check_system/app/features/auth/views/login_page.dart';
-import 'package:problem_check_system/modules/problem/bindings/problem_form_binding.dart';
+import 'package:problem_check_system/app/features/my/bindings/change_password_binding.dart';
-import 'package:problem_check_system/modules/problem/views/problem_form_page.dart';
+import 'package:problem_check_system/app/features/my/views/change_password.dart';
-import 'package:problem_check_system/modules/problem/views/problem_upload_page.dart';
+import 'package:problem_check_system/app/features/problem/presentation/bindings/problem_form_binding.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_form_page.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_upload_page.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/pages/enterprise_info_page.dart';
 
 import 'app_routes.dart';
@@ -17,6 +19,11 @@ import 'app_routes.dart';
 abstract class AppPages {
   // 所有路由的 GetPage 列表
   static final routes = <GetPage>[
+    GetPage(
+      name: AppRoutes.navigation,
+      page: () => const NavigationPage(),
+      binding: NavigationBinding(),
+    ),
     GetPage(
       name: AppRoutes.home,
       page: () => const HomePage(),

lib/app/core/routes/app_routes.dart

@@ -1,5 +1,6 @@
 abstract class AppRoutes {
   // 命名路由，使用 const 常量
+  static const navigation = '/navigation';
   static const home = '/home';
   static const login = '/login';
 

lib/app/core/services/database_service.dart

@@ -0,0 +1,105 @@
+import 'package:get/get.dart';
+import 'package:sqflite/sqflite.dart';
+import 'package:path/path.dart';
+
+/// 创建问题表的脚本
+const String _createProblemsTable = '''
+  CREATE TABLE problems(
+    id TEXT PRIMARY KEY,
+    description TEXT NOT NULL,
+    location TEXT NOT NULL,
+    imageUrls TEXT NOT NULL,
+    creationTime INTEGER NOT NULL,
+    creatorId TEXT NOT NULL,
+    lastModifiedTime INTEGER NOT NULL,
+    syncStatus INTEGER NOT NULL,
+    censorTaskId TEXT,
+    bindData TEXT,
+    isChecked INTEGER NOT NULL
+  )
+''';
+
+/// 创建企业表的脚本
+const String _createEnterprisesTable = '''
+  CREATE TABLE enterprises(
+    id TEXT PRIMARY KEY,
+    syncStatus INTEGER NOT NULL,
+    lastModifiedTime INTEGER NOT NULL,
+    creationTime INTEGER NOT NULL,
+    name TEXT NOT NULL,
+    type TEXT NOT NULL,
+    address TEXT,
+    scale TEXT,
+    contactPerson TEXT,
+    contactPhone TEXT,
+    majorHazardsDescription TEXT
+  )
+''';
+
+/// 数据库服务，负责管理数据库的生命周期。
+/// 这是一个核心服务，只处理连接、创建和升级，不关心具体的数据操作。
+class DatabaseService extends GetxService {
+  static const String _dbName = 'problems.db';
+  static const int _dbVersion = 1;
+
+  Database? _database;
+
+  /// 提供一个公共的 getter 来安全地访问数据库实例。
+  Future<Database> get database async {
+    if (_database != null) {
+      return _database!;
+    }
+    await _initDatabase();
+    return _database!;
+  }
+
+  /// 异步初始化数据库连接
+  Future<void> _initDatabase() async {
+    try {
+      final databasePath = await getDatabasesPath();
+      final path = join(databasePath, _dbName);
+
+      _database = await openDatabase(
+        path,
+        version: _dbVersion,
+        onCreate: _onCreate,
+        onUpgrade: _onUpgrade,
+      );
+
+      Get.log('数据库初始化成功');
+    } catch (e) {
+      Get.log('数据库初始化失败：$e', isError: true);
+      rethrow;
+    }
+  }
+
+  /// 数据库创建时的回调函数
+  Future<void> _onCreate(Database db, int version) async {
+    // 创建问题表
+    await db.execute(_createProblemsTable);
+    Get.log('`problems` 表创建成功');
+
+    // 创建企业表
+    await db.execute(_createEnterprisesTable);
+    Get.log('`enterprises` 表创建成功');
+  }
+
+  /// 数据库版本升级处理
+  Future<void> _onUpgrade(Database db, int oldVersion, int newVersion) async {
+    Get.log('正在将数据库从版本 $oldVersion 升级到 $newVersion...');
+    // 实际项目中，这里应包含每个版本的迁移逻辑
+  }
+
+  @override
+  void onInit() {
+    super.onInit();
+    _initDatabase();
+  }
+
+  @override
+  void onClose() {
+    _database?.close();
+    Get.log('数据库连接已关闭');
+    super.onClose();
+  }
+}

lib/app/core/services/http_provider.dart

@@ -3,9 +3,9 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart' hide Response;
 import 'package:pretty_dio_logger/pretty_dio_logger.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
 import 'package:problem_check_system/app/core/utils/constants/api_endpoints.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 
 // DioProvider 是一个 GetxService，确保它在应用生命周期内是单例的。
 // 它负责初始化和配置 Dio 实例，并添加所有拦截器。

lib/app/core/services/sqlite_service.dart

@@ -1,8 +1,8 @@
 // sqlite_provider.dart
 
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
 import 'package:sqflite/sqflite.dart';
 import 'package:path/path.dart';
 

lib/app/core/services/sync_metadata_service.dart

@@ -0,0 +1,55 @@
+import 'package:get_storage/get_storage.dart';
+
+/// SyncMetadataService 负责持久化和管理数据同步过程中的元数据。
+///
+/// 它的核心职责是记录每个可同步实体类型 (如 Problem, Enterprise)
+/// 最后一次成功从服务器拉取更新的时间戳。
+///
+/// 这个服务使用 `get_storage` 实现，因为它提供了高性能的同步读写API。
+class SyncMetadataService {
+  // 使用一个命名的 "box" (容器) 来隔离同步相关的元数据
+  final GetStorage _box = GetStorage('sync_metadata');
+
+  /// 为给定的实体类型生成一个唯一的、可预测的存储键。
+  /// 例如，对于 `Problem` 类型，它会返回 'last_sync_timestamp_Problem'。
+  String _getKeyForEntityType(Type type) {
+    return 'last_sync_timestamp_$type';
+  }
+
+  /// 获取特定实体类型的最后同步时间戳。
+  ///
+  /// [entityType]: 业务实体的类型，例如 `Problem` 或 `Enterprise`。
+  ///
+  /// 如果从未同步过该类型，则返回 `null`。
+  DateTime? getLastSyncTimestamp(Type entityType) {
+    final key = _getKeyForEntityType(entityType);
+
+    // 使用 get_storage 的同步 `read` 方法
+    final int? timestampMillis = _box.read<int?>(key);
+
+    if (timestampMillis != null) {
+      // 从存储的 UTC 毫秒时间戳重建 DateTime 对象
+      return DateTime.fromMillisecondsSinceEpoch(timestampMillis, isUtc: true);
+    }
+
+    // 如果没有找到对应的键，说明是第一次同步
+    return null;
+  }
+
+  /// 设置特定实体类型的最后同步时间戳。
+  ///
+  /// [entityType]: 业务实体的类型，例如 `Problem` 或 `Enterprise`。
+  /// [timestamp]: 本次同步成功的时间点。
+  ///
+  /// 这个方法会将时间转换为 UTC 毫秒时间戳进行存储，以确保时区安全。
+  Future<void> setLastSyncTimestamp(Type entityType, DateTime timestamp) async {
+    final key = _getKeyForEntityType(entityType);
+
+    // 关键：始终存储 UTC 格式的毫秒时间戳，这是最可靠的方式
+    final int timestampMillis = timestamp.toUtc().millisecondsSinceEpoch;
+
+    // 使用 get_storage 的 `write` 方法。
+    // 它可以是同步的，但 `await` 它可以确保数据被刷新到磁盘，对于关键元数据更安全。
+    await _box.write(key, timestampMillis);
+  }
+}

lib/app/core/services/sync_service.dart

@@ -0,0 +1,186 @@
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/core/repositories/syncable_repository.dart';
+import 'package:problem_check_system/app/core/services/sync_metadata_service.dart';
+
+// 这是一个假设的依赖，您需要一个方法来从本地数据库获取所有未同步的项。
+// 这通常是在您的某个 LocalDataSource 或一个聚合的 DAO 中实现的。
+// import 'package/your_app/data/datasources/combined_local_data_source.dart';
+
+/// SyncService 是应用数据同步的核心编排器。
+///
+/// 它的职责是：
+/// 1. 管理所有可同步的仓库 (Repositories)。
+/// 2. 编排上传（Push）和下载（Pull）的完整同步流程。
+/// 3. 与 `SyncMetadataService` 协作，管理每个实体类型的最后同步时间戳。
+///
+/// 它本身不包含任何针对特定实体（如Problem或Enterprise）的业务逻辑，
+/// 而是将具体的数据操作委托给已注册的 `SyncableRepository`。
+class SyncService extends GetxService {
+  // 依赖于元数据服务来管理时间戳
+  final SyncMetadataService _metadataService = Get.find();
+
+  // 依赖于一个能获取所有待同步项的数据源
+  // final CombinedLocalDataSource _combinedLocalDataSource = Get.find(); // 示例
+
+  // 使用一个 Map 来存储已注册的、特定类型的同步策略（仓库）
+  final Map<Type, SyncableRepository> _repositories = {};
+
+  /// 注册一个 `SyncableRepository`。
+  ///
+  /// 在应用启动时，每个可同步的模块都应将其 Repository 注册到 `SyncService`。
+  /// 这使得 `SyncService` 能够知道如何处理对应类型的实体。
+  ///
+  /// 泛型 `<T extends SyncableEntity>` 确保了类型安全。
+  void registerRepository<T extends SyncableEntity>(
+    SyncableRepository<T> repository,
+  ) {
+    print('[SyncService] Registering repository for type: $T');
+    _repositories[T] = repository;
+  }
+
+  /// 执行完整的双向同步周期。
+  ///
+  /// 这是UI或后台任务应该调用的主要方法。
+  /// 流程:
+  /// 1. **上传阶段**: 推送所有本地的待创建、待更新、待删除的记录。
+  /// 2. **下载阶段**: 为每个已注册的实体类型，拉取自上次同步以来的服务器更新。
+  Future<void> performFullSync() async {
+    print('[SyncService] === Starting Full Sync Cycle ===');
+
+    // 阶段一: 上传本地所有待处理的更改
+    await _pushAllPendingChanges();
+
+    // 阶段二: 下载所有已注册的实体的服务器更新
+    await _pullAllServerUpdates();
+
+    print('[SyncService] === Full Sync Cycle Finished ===');
+  }
+
+  /// --- 私有辅助方法 --- ///
+
+  /// **上传阶段**
+  /// 获取所有本地待同步的项，并逐个进行同步。
+  Future<void> _pushAllPendingChanges() async {
+    print('[SyncService] >> Phase 1: Pushing local changes...');
+
+    // 注意: 您需要实现一个方法来获取所有 feature 的待同步项。
+    // 这里我们假设有一个 `_getAllPendingItems()` 方法。
+    final List<SyncableEntity> allPendingItems = await _getAllPendingItems();
+
+    if (allPendingItems.isEmpty) {
+      print('[SyncService] No local changes to push.');
+      return;
+    }
+
+    print(
+      '[SyncService] Found ${allPendingItems.length} pending items to push.',
+    );
+
+    for (final item in allPendingItems) {
+      try {
+        await _syncSingleItem(item);
+      } catch (e) {
+        print(
+          '[SyncService] ERROR: Failed to push item ${item.id} of type ${item.runtimeType}. Error: $e',
+        );
+        // 关键: 单个项目失败不应中断整个上传流程，继续尝试下一个。
+      }
+    }
+    print('[SyncService] << Push phase completed.');
+  }
+
+  /// **下载阶段**
+  /// 遍历所有已注册的仓库，并为每个仓库执行拉取操作。
+  Future<void> _pullAllServerUpdates() async {
+    print('[SyncService] >> Phase 2: Pulling server updates...');
+
+    // 记录本次同步周期开始的时间。如果某个类型的拉取成功，这将是它的新时间戳。
+    final DateTime syncCycleStartTime = DateTime.now().toUtc();
+
+    for (final entry in _repositories.entries) {
+      final entityType = entry.key;
+      final repository = entry.value;
+
+      try {
+        // 1. 获取该实体上一次成功同步的时间戳
+        final lastSyncTimestamp = _metadataService.getLastSyncTimestamp(
+          entityType,
+        );
+
+        print(
+          '[SyncService] Pulling updates for $entityType since: ${lastSyncTimestamp ?? 'the beginning'}',
+        );
+
+        // 2. 委托给对应的仓库去执行拉取和本地保存
+        await repository.pullFromServer(lastSyncTimestamp);
+
+        // 3. 如果拉取成功，更新该实体类型的最后同步时间戳
+        await _metadataService.setLastSyncTimestamp(
+          entityType,
+          syncCycleStartTime,
+        );
+        print(
+          '[SyncService] Successfully pulled and updated timestamp for $entityType.',
+        );
+      } catch (e) {
+        print(
+          '[SyncService] ERROR: Failed to pull updates for $entityType. Error: $e',
+        );
+        // 关键: 一个类型的拉取失败不应中断其他类型的同步。
+      }
+    }
+    print('[SyncService] << Pull phase completed.');
+  }
+
+  /// 根据单个项目的同步状态，委托给对应的仓库执行操作。
+  Future<void> _syncSingleItem(SyncableEntity item) async {
+    final repository = _repositories[item.runtimeType];
+
+    if (repository == null) {
+      print(
+        '[SyncService] WARNING: No repository registered for type ${item.runtimeType}. Skipping item ${item.id}.',
+      );
+      return;
+    }
+
+    print(
+      '[SyncService] Pushing item ${item.id} (${item.runtimeType}) with status ${item.syncStatus.name}...',
+    );
+
+    switch (item.syncStatus) {
+      case SyncStatus.pendingCreate:
+        await repository.syncCreate(item);
+        break;
+      case SyncStatus.pendingUpdate:
+        await repository.syncUpdate(item);
+        break;
+      case SyncStatus.pendingDelete:
+        await repository.syncDelete(item.id);
+        break;
+      case SyncStatus.synced:
+        // 这不应该发生在待处理列表中，但为了安全起见，我们忽略它。
+        break;
+      case SyncStatus.untracked:
+        // TODO: Handle this case.
+        throw UnimplementedError();
+    }
+  }
+
+  /// [需要您来实现] 获取所有待同步的实体。
+  ///
+  /// 这是一个关键的辅助方法，它需要查询本地数据库中所有
+  /// `syncStatus` 不为 `synced` 的记录。
+  /// 这通常需要一个可以跨表查询的聚合数据源。
+  Future<List<SyncableEntity>> _getAllPendingItems() async {
+    // 这是一个伪代码实现，您需要根据您的数据层来替换它。
+    // final problems = await problemLocalDataSource.getPendingProblems();
+    // final enterprises = await enterpriseLocalDataSource.getPendingEnterprises();
+    // return [...problems, ...enterprises];
+
+    print(
+      '[SyncService] WARNING: _getAllPendingItems() is not implemented. Returning empty list.',
+    );
+    return []; // 返回空列表以防止错误
+  }
+}

lib/app/features/auth/bindings/login_binding.dart

@@ -1,6 +1,6 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
-import 'package:problem_check_system/modules/auth/controllers/login_controller.dart';
+import 'package:problem_check_system/app/features/auth/controllers/login_controller.dart';
 
 class LoginBinding implements Bindings {
   @override

lib/app/features/auth/controllers/login_controller.dart

@@ -1,9 +1,9 @@
 import 'package:dio/dio.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/models/auth_model.dart';
+import 'package:problem_check_system/app/core/models/auth_model.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 
 class LoginController extends GetxController {
   final AuthRepository _authRepository;
@@ -72,7 +72,7 @@ class LoginController extends GetxController {
       } else {
         _authRepository.removeLoginKey();
       }
-      Get.offAllNamed(AppRoutes.home);
+      Get.offAllNamed(AppRoutes.navigation);
       // 登录成功，访问用户详细信息
       var user = await _authRepository.getUserProfile();
       if (user.id != null) {
@@ -100,7 +100,7 @@ class LoginController extends GetxController {
 
     if (loginData.username == loginRequest.username &&
         loginData.password == loginRequest.password) {
-      Get.offAllNamed(AppRoutes.home);
+      Get.offAllNamed(AppRoutes.navigation);
       Get.snackbar('离线登录成功', '您已离线登录到系统');
     } else {
       Get.snackbar('登录失败', '无网络连接，且无法验证本地凭证');

lib/app/features/auth/views/login_page.dart

@@ -2,7 +2,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/auth/controllers/login_controller.dart';
+import 'package:problem_check_system/app/features/auth/controllers/login_controller.dart';
 
 class LoginPage extends GetView<LoginController> {
   const LoginPage({super.key});

lib/app/features/enterprise/data/datasources/enterprise_local_data_source.dart

@@ -0,0 +1,20 @@
+import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
+import 'package:sqflite/sqflite.dart';
+
+abstract class EnterpriseLocalDataSource {
+  Future<void> addEnterprise(EnterpriseModel enterprise);
+}
+
+class EnterpriseLocalDataSourceImpl implements EnterpriseLocalDataSource {
+  @override
+  Future<void> addEnterprise(EnterpriseModel enterprise) async {
+    // // 在这里实现将 Enterprise 保存到本地存储的逻辑
+    // // 例如，使用 SQLite、SharedPreferences 或其他本地数据库
+    // final db = await databaseService.database;
+    // await db.insert(
+    //   'enterprises', // 表名
+    //   enterprise.toMap(),
+    //   conflictAlgorithm: ConflictAlgorithm.replace,
+    // );
+  }
+}

lib/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart

@@ -0,0 +1,5 @@
+class EnterpriseRemoteDataSource {}
+
+class EnterpriseRemoteDataSourceImpl implements EnterpriseRemoteDataSource {
+  // 在这里实现与远程服务器交互的具体方法
+}

lib/app/features/enterprise/data/model/enterprise_model.dart

@@ -1,21 +1,92 @@
-// lib/app/modules/enterprise_list/models/enterprise_model.dart
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
 
-class Enterprise {
+/// `EnterpriseModel` 是 `Enterprise` 实体在数据层的具体实现。
-  final int? id; // 可选的 ID 字段，用于区分新增和修改
+///
-  final String companyName;
+/// 它继承自 `Enterprise`，并增加了与数据源（如SQLite）进行相互转换的能力。
-  final String companyType;
+/// 这个模型只应在 Data 层内部使用，不应泄露到 Domain 层或 Presentation 层。
-  final int totalIssues;
+class EnterpriseModel extends Enterprise {
-  final String creationTime;
+  const EnterpriseModel({
-  final int uploaded;
+    required super.id,
-  final int notUploaded;
+    required super.syncStatus,
-
+    required super.lastModifiedTime,
-  Enterprise({
+    required super.creationTime,
-    this.id,
+    required super.name,
-    required this.companyName,
+    required super.type,
-    required this.companyType,
+    super.address,
-    required this.totalIssues,
+    super.scale,
-    required this.creationTime,
+    super.contactPerson,
-    required this.uploaded,
+    super.contactPhone,
-    required this.notUploaded,
+    super.majorHazardsDescription,
   });
+
+  /// [工厂构造函数] 从 Domain 层的 `Enterprise` 实体创建 `EnterpriseModel`。
+  ///
+  /// 这个方法在 `Repository` 中非常有用，当它从 UseCase 接收到一个纯粹的
+  /// `Enterprise` 实体，并需要将其转换为可以存入数据库的 `Model` 时调用。
+  factory EnterpriseModel.fromEntity(Enterprise entity) {
+    return EnterpriseModel(
+      id: entity.id,
+      syncStatus: entity.syncStatus,
+      lastModifiedTime: entity.lastModifiedTime,
+      creationTime: entity.creationTime,
+      name: entity.name,
+      type: entity.type,
+      address: entity.address,
+      scale: entity.scale,
+      contactPerson: entity.contactPerson,
+      contactPhone: entity.contactPhone,
+      majorHazardsDescription: entity.majorHazardsDescription,
+    );
+  }
+
+  /// [工厂构造函数] 从数据库查询返回的 `Map` 创建 `EnterpriseModel`。
+  ///
+  /// 这个方法在 `DataSource` 中非常有用，当它从 SQLite 读取数据后，
+  /// 需要将原始的 `Map` 转换为一个强类型的 `Model` 对象时调用。
+  factory EnterpriseModel.fromMap(Map<String, dynamic> map) {
+    return EnterpriseModel(
+      id: map['id'] as String,
+      // 从整数索引转换回枚举
+      syncStatus: SyncStatus.values[map['syncStatus'] as int],
+      // 从毫秒时间戳转换回 DateTime
+      lastModifiedTime: DateTime.fromMillisecondsSinceEpoch(
+        map['lastModifiedTime'] as int,
+        isUtc: true,
+      ),
+      creationTime: DateTime.fromMillisecondsSinceEpoch(
+        map['creationTime'] as int,
+        isUtc: true,
+      ),
+      name: map['name'] as String,
+      type: map['type'] as String,
+      address: map['address'] as String?,
+      scale: map['scale'] as String?,
+      contactPerson: map['contactPerson'] as String?,
+      contactPhone: map['contactPhone'] as String?,
+      majorHazardsDescription: map['majorHazardsDescription'] as String?,
+    );
+  }
+
+  /// 将 `EnterpriseModel` 对象转换为一个可以被 `sqflite` 存储的 `Map`。
+  ///
+  /// 这个方法在 `DataSource` 中非常有用，当需要将一个 `Model` 对象
+  /// 插入或更新到数据库时调用。
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      // 将枚举转换为整数索引进行存储
+      'syncStatus': syncStatus.index,
+      // 将 DateTime 转换为 UTC 毫秒时间戳进行存储
+      'lastModifiedTime': lastModifiedTime.toUtc().millisecondsSinceEpoch,
+      'creationTime': creationTime.toUtc().millisecondsSinceEpoch,
+      'name': name,
+      'type': type,
+      'address': address,
+      'scale': scale,
+      'contactPerson': contactPerson,
+      'contactPhone': contactPhone,
+      'majorHazardsDescription': majorHazardsDescription,
+    };
+  }
 }

lib/app/features/enterprise/data/repositories_impl/enterprise_repository_impl.dart

@@ -0,0 +1,66 @@
+// ...
+
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/features/enterprise/data/datasources/enterprise_local_data_source.dart';
+import 'package:problem_check_system/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart';
+import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/repositories/enterprise_repository.dart';
+import 'package:uuid/uuid.dart';
+
+class EnterpriseRepositoryImpl implements EnterpriseRepository {
+  final EnterpriseLocalDataSource localDataSource;
+  final EnterpriseRemoteDataSource remoteDataSource; // 注入远程数据源
+  final Uuid uuid = Uuid();
+
+  EnterpriseRepositoryImpl({
+    required this.localDataSource,
+    required this.remoteDataSource,
+  });
+
+  @override
+  Future<void> addEnterprise(Enterprise enterprise) async {
+    final now = DateTime.now();
+
+    // 1. 丰富实体：补充所有系统生成的字段
+    final fullEnterprise = Enterprise(
+      id: uuid.v4(), // 生成一个新的唯一ID
+      name: enterprise.name,
+      type: enterprise.type,
+      // ... 复制用户输入的其他字段 ...
+      syncStatus: SyncStatus.pendingCreate, // 关键：设置为待创建状态
+      lastModifiedTime: now,
+      creationTime: now,
+    );
+
+    // 2. 将丰富的、完整的实体转换为数据模型
+    final enterpriseModel = EnterpriseModel.fromEntity(fullEnterprise);
+
+    // 3. 调用数据源进行持久化
+    await localDataSource.addEnterprise(enterpriseModel);
+  }
+
+  @override
+  Future<List<Enterprise>> pullFromServer(DateTime? lastSyncTimestamp) {
+    // TODO: implement pullFromServer
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<Enterprise> syncCreate(Enterprise item) {
+    // TODO: implement syncCreate
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<void> syncDelete(String id) {
+    // TODO: implement syncDelete
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<Enterprise> syncUpdate(Enterprise item) {
+    // TODO: implement syncUpdate
+    throw UnimplementedError();
+  }
+}

lib/app/features/enterprise/domain/entities/enterprise.dart

@@ -0,0 +1,38 @@
+import 'package:equatable/equatable.dart';
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+
+/// `Enterprise` 实体，代表一个企业的核心业务对象。
+/// 这是一个纯粹的、不可变的类，不包含任何与数据持久化相关的代码。
+class Enterprise extends Equatable implements SyncableEntity {
+  @override
+  final String id;
+  @override
+  final SyncStatus syncStatus;
+  @override
+  final DateTime lastModifiedTime;
+  final String name;
+  final String type;
+  final String? address;
+  final String? scale;
+  final String? contactPerson;
+  final String? contactPhone;
+  final String? majorHazardsDescription;
+  final DateTime creationTime;
+
+  const Enterprise({
+    required this.id,
+    required this.name,
+    required this.type,
+    this.address,
+    this.scale,
+    this.contactPerson,
+    this.contactPhone,
+    this.majorHazardsDescription,
+    required this.lastModifiedTime,
+    required this.creationTime,
+    required this.syncStatus,
+  });
+
+  @override
+  List<Object?> get props => [id, syncStatus, name, type];
+}

lib/app/features/enterprise/domain/repositories/enterprise_repository.dart

@@ -0,0 +1,12 @@
+import 'package:problem_check_system/app/core/repositories/syncable_repository.dart';
+
+import '../entities/enterprise.dart';
+
+abstract class EnterpriseRepository implements SyncableRepository<Enterprise> {
+  /// 将一个新的企业实体保存到数据层。
+  /// 实现者应负责处理ID生成、时间戳和初始同步状态。
+  Future<void> addEnterprise(Enterprise enterprise);
+
+  // --- 已有方法 ---
+  // Future<List<EnterpriseListItem>> getEnterpriseListItems();
+}

lib/app/features/enterprise/domain/usecases/add_enterprise.dart

@@ -0,0 +1,12 @@
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/repositories/enterprise_repository.dart';
+
+class AddEnterprise {
+  final EnterpriseRepository repository;
+
+  AddEnterprise({required this.repository});
+
+  Future<void> call(Enterprise enterprise) async {
+    await repository.addEnterprise(enterprise);
+  }
+}

lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart

@@ -1,7 +1,12 @@
 // lib/app/features/enterprise/presentation/bindings/enterprise_form_binding.dart
 
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
+import 'package:problem_check_system/app/features/enterprise/data/datasources/enterprise_local_data_source.dart';
+import 'package:problem_check_system/app/features/enterprise/data/datasources/enterprise_remote_data_source.dart';
+import 'package:problem_check_system/app/features/enterprise/data/repositories_impl/enterprise_repository_impl.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/repositories/enterprise_repository.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/usecases/add_enterprise.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/controllers/enterprise_form_controller.dart'; // 确保导入您的模型
 
 class EnterpriseFormBinding extends Bindings {
@@ -13,9 +18,28 @@ class EnterpriseFormBinding extends Bindings {
     //    - 使用 as Enterprise? 进行安全的类型转换。
     final Enterprise? enterpriseToEdit = Get.arguments as Enterprise?;
 
+    Get.lazyPut<EnterpriseLocalDataSource>(
+      () => EnterpriseLocalDataSourceImpl(),
+    );
+    Get.lazyPut<EnterpriseRemoteDataSource>(
+      () => EnterpriseRemoteDataSourceImpl(),
+    );
+    Get.lazyPut<EnterpriseRepository>(
+      (() => EnterpriseRepositoryImpl(
+        localDataSource: Get.find<EnterpriseLocalDataSource>(),
+        remoteDataSource: Get.find<EnterpriseRemoteDataSource>(),
+      )),
+    );
+    Get.lazyPut<AddEnterprise>(
+      () => AddEnterprise(repository: Get.find<EnterpriseRepository>()),
+    );
+
     // 2. 将获取到的参数（可能为 null）传递给 Controller 的构造函数。
     Get.lazyPut<EnterpriseFormController>(
-      () => EnterpriseFormController(initialData: enterpriseToEdit),
+      () => EnterpriseFormController(
+        initialData: enterpriseToEdit,
+        usecase: Get.find(),
+      ),
     );
   }
 }

lib/app/features/enterprise/presentation/controllers/enterprise_form_controller.dart

@@ -1,15 +1,23 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
+import 'package:problem_check_system/app/core/models/company_enum.dart';
+import 'package:problem_check_system/app/core/models/sync_status.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/usecases/add_enterprise.dart';
+import 'package:uuid/uuid.dart';
 
 class EnterpriseFormController extends GetxController {
   // 通过构造函数接收可能存在的初始数据
   final Enterprise? initialData;
-  EnterpriseFormController({this.initialData});
+  final AddEnterprise usecase;
+
+  EnterpriseFormController({this.initialData, required this.usecase});
 
   // --- 状态管理 ---
   var isEditMode = false.obs;
   var pageTitle = '新增企业'.obs;
+  final Rx<CompanyType?> selectedType = Rx<CompanyType?>(null);
+  final Rx<CompanyScope?> selectedScope = Rx<CompanyScope?>(null);
 
   // --- 表单控制器 ---
   final enterpriseNameController = TextEditingController();
@@ -30,7 +38,7 @@ class EnterpriseFormController extends GetxController {
       isEditMode.value = true;
       pageTitle.value = '修改信息';
       // 用初始数据填充表单
-      enterpriseNameController.text = initialData!.companyName;
+      enterpriseNameController.text = initialData!.name;
       // ... 初始化其他控制器
     } else {
       isEditMode.value = false;
@@ -48,10 +56,21 @@ class EnterpriseFormController extends GetxController {
     }
   }
 
-  void _createEnterprise() {
+  void _createEnterprise() async {
-    print('执行新增逻辑...');
+    final enterprise = Enterprise(
-    // 调用新增 API
+      id: Uuid().v4(),
-    // Get.find<ApiService>().createEnterprise(...);
+      name: enterpriseNameController.text,
+      type: selectedType.value!.displayText,
+      address: enterpriseAddressController.text,
+      scale: selectedScope.value!.displayText,
+      contactPerson: contactPersonController.text,
+      contactPhone: contactPhoneController.text,
+      majorHazardsDescription: hazardSourceController.text,
+      lastModifiedTime: DateTime.now(),
+      creationTime: DateTime.now(),
+      syncStatus: SyncStatus.pendingCreate,
+    );
+    await usecase.call(enterprise);
     Get.back(result: true); // 返回并通知列表刷新
   }
 

lib/app/features/enterprise/presentation/controllers/enterprise_list_controller.dart

@@ -1,8 +1,10 @@
 // lib/app/modules/enterprise_list/enterprise_list_controller.dart
 
 import 'package:get/get.dart';
+import 'package:problem_check_system/app/core/models/sync_status.dart';
 import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
 
 class EnterpriseListController extends GetxController {
   // 使用 .obs 使列表变为响应式，当数据变化时，UI会自动更新
@@ -22,82 +24,21 @@ class EnterpriseListController extends GetxController {
   void fetchEnterprises() {
     // 模拟网络延迟
     Future.delayed(const Duration(milliseconds: 500), () {
-      // 创建一些示例数据
+      // // 创建一些示例数据
-      var mockData = [
+      // var mockData = [
-        Enterprise(
+      //   Enterprise(
-          companyName: '山东汇丰石化集团有限公司',
+      //     id: "1",
-          companyType: '危险化学品生产',
+      //     name: '企业A',
-          totalIssues: 29,
+      //     type: '类型1',
-          creationTime: '2025-07-31 15:30:29',
+      //     address: '地址A',
-          uploaded: 15,
+      //     contactPerson: '联系人A',
-          notUploaded: 14,
+      //     contactPhone: '123456',
-        ),
+      //     lastModifiedTime: DateTime.now(),
-        Enterprise(
+      //     creationTime: DateTime.now(),
-          companyName: '山东荣源石化集团有限公司',
+      //     syncStatus: SyncStatus.synced,
-          companyType: '危险化学品生产',
+      //   ),
-          totalIssues: 29,
+      // ];
-          creationTime: '2025-07-31 15:30:29',
+      // enterpriseList.assignAll(mockData); // 更新列表
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东江潜石化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-        Enterprise(
-          companyName: '山东汇绿武化集团有限公司',
-          companyType: '危险化学品生产',
-          totalIssues: 29,
-          creationTime: '2025-07-31 15:30:29',
-          uploaded: 15,
-          notUploaded: 14,
-        ),
-      ];
-      enterpriseList.assignAll(mockData); // 更新列表
     });
   }
 

lib/app/features/enterprise/presentation/pages/enterprise_form_page.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:problem_check_system/app/core/models/company_enum.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/controllers/enterprise_form_controller.dart';
 
 // ------------------- 页面视图 (View) -------------------
@@ -28,14 +29,10 @@ class EnterpriseFormPage extends GetView<EnterpriseFormController> {
                         _buildTextField(
                           label: '企业名称',
                           hint: '达拉特旗',
-                          controller: controller.enterpriseNameController,
+                          textController: controller.enterpriseNameController,
-                          isRequired: true,
-                        ),
-                        _buildDropdownField(
-                          label: '企业类型',
-                          hint: '请选择企业类型',
                           isRequired: true,
                         ),
+                        _buildCompanyTypeDropdown(),
                       ],
                     ),
                     SizedBox(height: 12.h),
@@ -46,23 +43,24 @@ class EnterpriseFormPage extends GetView<EnterpriseFormController> {
                         _buildTextField(
                           label: '企业地址',
                           hint: '请输入企业地址',
-                          controller: controller.enterpriseAddressController,
+                          textController:
+                              controller.enterpriseAddressController,
                         ),
-                        _buildDropdownField(label: '企业规模', hint: '请选择企业规模'),
+                        _buildCompanyScopeDropdown(),
                         _buildTextField(
                           label: '联系人',
                           hint: '请输入联系人姓名',
-                          controller: controller.contactPersonController,
+                          textController: controller.contactPersonController,
                         ),
                         _buildTextField(
                           label: '联系电话',
                           hint: '请输入联系电话',
-                          controller: controller.contactPhoneController,
+                          textController: controller.contactPhoneController,
                         ),
                         _buildTextField(
                           label: '有无重大危险源;重大危险源情况',
                           hint: '请输入有无重大危险源;重大危险源情况',
-                          controller: controller.hazardSourceController,
+                          textController: controller.hazardSourceController,
                           hasDivider: false,
                         ),
                       ],
@@ -148,7 +146,7 @@ class EnterpriseFormPage extends GetView<EnterpriseFormController> {
   Widget _buildTextField({
     required String label,
     required String hint,
-    required TextEditingController controller,
+    required TextEditingController textController,
     bool isRequired = false,
     bool hasDivider = true,
   }) {
@@ -160,7 +158,7 @@ class EnterpriseFormPage extends GetView<EnterpriseFormController> {
           child: _buildLabel(label, isRequired),
         ),
         TextFormField(
-          controller: controller,
+          controller: textController,
           decoration: InputDecoration(
             hintText: hint,
             hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14.sp),
@@ -176,35 +174,85 @@ class EnterpriseFormPage extends GetView<EnterpriseFormController> {
   }
 
   // 构建下拉选择框样式
-  Widget _buildDropdownField({
+  // [新] 构建企业类型下拉框
-    required String label,
+  Widget _buildCompanyTypeDropdown() {
-    required String hint,
-    bool isRequired = false,
-  }) {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
         Padding(
           padding: EdgeInsets.symmetric(vertical: 10.h),
-          child: _buildLabel(label, isRequired),
+          child: _buildLabel('企业类型', true), // isRequired = true
         ),
-        GestureDetector(
+        // 使用 Obx 监听 controller 中 selectedType 的变化
-          onTap: () {
+        Obx(
-            // 在此处理下拉框点击事件，例如弹出一个选择列表
+          () => DropdownButtonFormField<CompanyType>(
-            Get.snackbar('提示', '这是一个下拉选择框');
+            initialValue: controller.selectedType.value,
-          },
+            hint: Text(
-          child: Container(
+              '请选择企业类型',
-            color: Colors.transparent, // 使整个区域可点击
+              style: TextStyle(color: Colors.grey[400], fontSize: 14.sp),
-            child: Row(
+            ),
-              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            isExpanded: true, // 让下拉菜单撑满宽度
-              children: [
+            decoration: const InputDecoration(
-                Text(
+              border: InputBorder.none,
-                  hint,
+              isDense: true,
-                  style: TextStyle(color: Colors.grey[400], fontSize: 14.sp),
+              contentPadding: EdgeInsets.zero,
+            ),
+            items: CompanyType.values.map((CompanyType type) {
+              return DropdownMenuItem<CompanyType>(
+                value: type,
+                child: Text(
+                  type.displayText,
+                  style: TextStyle(fontSize: 14.sp),
                 ),
-                const Icon(Icons.arrow_drop_down, color: Colors.grey),
+              );
-              ],
+            }).toList(),
+            onChanged: (CompanyType? newValue) {
+              controller.selectedType.value = newValue;
+            },
+            // 自定义下拉箭头图标
+            icon: const Icon(Icons.arrow_drop_down, color: Colors.grey),
+          ),
+        ),
+        const Divider(height: 1, color: Color(0xFFF0F0F0)),
+      ],
+    );
+  }
+
+  // [新] 构建企业规模下拉框
+  Widget _buildCompanyScopeDropdown() {
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        Padding(
+          padding: EdgeInsets.symmetric(vertical: 10.h),
+          child: _buildLabel('企业规模', false), // isRequired = false
+        ),
+        Obx(
+          () => DropdownButtonFormField<CompanyScope>(
+            initialValue: controller.selectedScope.value,
+            hint: Text(
+              '请选择企业规模',
+              style: TextStyle(color: Colors.grey[400], fontSize: 14.sp),
+            ),
+            isExpanded: true,
+            decoration: const InputDecoration(
+              border: InputBorder.none,
+              isDense: true,
+              contentPadding: EdgeInsets.zero,
             ),
+            items: CompanyScope.values.map((CompanyScope scope) {
+              return DropdownMenuItem<CompanyScope>(
+                value: scope,
+                child: Text(
+                  scope.displayText,
+                  style: TextStyle(fontSize: 14.sp),
+                ),
+              );
+            }).toList(),
+            onChanged: (CompanyScope? newValue) {
+              controller.selectedScope.value = newValue;
+            },
+            icon: const Icon(Icons.arrow_drop_down, color: Colors.grey),
           ),
         ),
         const Divider(height: 1, color: Color(0xFFF0F0F0)),

lib/app/features/enterprise/presentation/pages/enterprise_info_page.dart

@@ -20,7 +20,7 @@ class EnterpriseInfoPage extends StatelessWidget {
         // TabBarView 用于显示与 Tab 对应的内容
         body: const TabBarView(
           children: [
-            Center(child: Text('问题列表')),
+            Center(child: Text('企业问题列表')),
             Center(child: Text('企业基本信息')),
           ],
         ),

lib/app/features/enterprise/presentation/widgets/enterprise_card.dart

@@ -1,8 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:get/get.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise.dart';
-import 'package:problem_check_system/app/features/enterprise/data/model/enterprise_model.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
 
 // 主卡片组件
 class EnterpriseCard extends StatelessWidget {
@@ -135,7 +133,7 @@ class EnterpriseCard extends StatelessWidget {
             ),
             SizedBox(height: 4.h), // .h 适配垂直间距
             Text(
-              enterprise.companyName,
+              enterprise.name,
               style: TextStyle(
                 fontSize: 12.5.sp,
                 fontWeight: FontWeight.w500,
@@ -145,6 +143,7 @@ class EnterpriseCard extends StatelessWidget {
             ),
           ],
         ),
+
         Column(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: [
@@ -154,7 +153,7 @@ class EnterpriseCard extends StatelessWidget {
             ),
             SizedBox(height: 4.h),
             Text(
-              enterprise.companyType,
+              enterprise.type,
               style: TextStyle(
                 fontSize: 12.5.sp,
                 fontWeight: FontWeight.w500,
@@ -195,7 +194,7 @@ class EnterpriseCard extends StatelessWidget {
               style: TextStyle(fontSize: 12.sp, color: Colors.grey),
             ),
             Text(
-              enterprise.totalIssues.toString(),
+              "111", // enterprise.totalIssues.toString(),
               style: TextStyle(
                 fontSize: 12.5.sp,
                 color: Colors.black87,
@@ -223,13 +222,13 @@ class EnterpriseCard extends StatelessWidget {
     return Row(
       children: [
         _buildTag(
-          text: '已上传 ${enterprise.uploaded}',
+          text: '已上传 ${enterprise.id}',
           textColor: Colors.blue.shade700,
           backgroundColor: Colors.blue.shade50,
         ),
         SizedBox(width: 8.w),
         _buildTag(
-          text: '未上传 ${enterprise.notUploaded}',
+          text: '未上传 ${enterprise.id}',
           textColor: Colors.red.shade600,
           backgroundColor: Colors.red.shade50,
         ),

lib/app/features/home/bindings/home_binding.dart

@@ -1,11 +1,11 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/features/problem/data/repositories/problem_repository.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/controllers/enterprise_list_controller.dart';
-import 'package:problem_check_system/modules/home/controllers/home_controller.dart';
+import 'package:problem_check_system/app/features/home/controllers/home_controller.dart';
-import 'package:problem_check_system/modules/my/controllers/my_controller.dart';
+import 'package:problem_check_system/app/features/my/controllers/my_controller.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
 
 class HomeBinding implements Bindings {
   @override

lib/app/features/home/controllers/home_controller.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:problem_check_system/app/features/enterprise/presentation/pages/enterprise_list_page.dart';
-import 'package:problem_check_system/modules/my/views/my_page.dart';
+import 'package:problem_check_system/app/features/my/views/my_page.dart';
-import 'package:problem_check_system/modules/problem/views/problem_page.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_page.dart';
 
 class HomeController extends GetxController {
   var selectedIndex = 0.obs;

lib/app/features/home/views/home_page.dart

@@ -0,0 +1,14 @@
+// lib/modules/home/views/home_page.dart
+
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/features/home/controllers/home_controller.dart';
+
+class HomePage extends GetView<HomeController> {
+  const HomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(body: Center(child: Text("首页")));
+  }
+}

lib/app/features/my/bindings/change_password_binding.dart

@@ -1,6 +1,6 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
-import 'package:problem_check_system/modules/my/controllers/change_password_controller.dart';
+import 'package:problem_check_system/app/features/my/controllers/change_password_controller.dart';
 
 class ChangePasswordBinding implements Bindings {
   @override

lib/app/features/my/controllers/change_password_controller.dart

@@ -1,5 +1,5 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 
 class ChangePasswordController extends GetxController {
   // 响应式变量，用于存储新密码和确认密码

lib/app/features/my/controllers/my_controller.dart

@@ -1,7 +1,7 @@
 import 'package:dio/dio.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 
 class MyController extends GetxController {
   final AuthRepository authRepository;

lib/app/features/my/views/change_password.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:problem_check_system/modules/my/controllers/change_password_controller.dart';
+import 'package:problem_check_system/app/features/my/controllers/change_password_controller.dart';
 
 class ChangePasswordPage extends StatelessWidget {
   const ChangePasswordPage({super.key});

lib/app/features/my/views/my_page.dart

@@ -1,9 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/my/controllers/my_controller.dart';
+import 'package:problem_check_system/app/features/my/controllers/my_controller.dart';
 
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
 
 class MyPage extends GetView<MyController> {
   const MyPage({super.key});

lib/app/features/navigation/presentation/bindings/navigation_binding.dart

@@ -0,0 +1,32 @@
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/features/problem/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/features/enterprise/presentation/controllers/enterprise_list_controller.dart';
+import 'package:problem_check_system/app/features/navigation/presentation/controllers/navigation_controller.dart';
+import 'package:problem_check_system/app/features/my/controllers/my_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
+
+class NavigationBinding extends Bindings {
+  @override
+  void dependencies() {
+    /// 注册主页控制器
+    Get.lazyPut<NavigationController>(() => NavigationController());
+    Get.put(ProblemStateManager(uuid: Get.find(), authRepository: Get.find()));
+    Get.lazyPut<EnterpriseListController>(() => EnterpriseListController());
+
+    /// 注册问题控制器
+    Get.lazyPut<ProblemController>(
+      () => ProblemController(
+        problemRepository: Get.find<ProblemRepository>(),
+        problemStateManager: Get.find<ProblemStateManager>(),
+      ),
+      fenix: true,
+    );
+
+    /// 注册我的控制器
+    Get.lazyPut<MyController>(
+      () => MyController(authRepository: Get.find<AuthRepository>()),
+    );
+  }
+}

lib/app/features/navigation/presentation/controllers/navigation_controller.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/features/enterprise/presentation/pages/enterprise_list_page.dart';
+import 'package:problem_check_system/app/features/home/views/home_page.dart';
+import 'package:problem_check_system/app/features/my/views/my_page.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_page.dart';
+
+class NavigationController extends GetxController {
+  var selectedIndex = 0.obs;
+  // 页面列表
+  final List<Widget> pages = [
+    const HomePage(),
+    const EnterpriseListPage(),
+    const ProblemPage(),
+    const MyPage(),
+  ];
+
+  get currentPage => pages[selectedIndex.value];
+
+  void changePageIndex(int index) {
+    selectedIndex.value = index;
+  }
+}

lib/app/features/navigation/presentation/pages/navigation_page.dart

@@ -0,0 +1,29 @@
+import 'package:curved_navigation_bar/curved_navigation_bar.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/features/navigation/presentation/controllers/navigation_controller.dart';
+
+class NavigationPage extends GetView<NavigationController> {
+  const NavigationPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      bottomNavigationBar: CurvedNavigationBar(
+        backgroundColor: Colors.transparent,
+        color: Colors.blueAccent,
+        items: <Widget>[
+          Icon(Icons.home, color: Colors.white, size: 30),
+          Icon(Icons.business, color: Colors.white, size: 30),
+          Icon(Icons.list, color: Colors.white, size: 30),
+          Icon(Icons.person, color: Colors.white, size: 30),
+        ],
+        onTap: (index) {
+          //Handle button tap
+          controller.changePageIndex(index);
+        },
+      ),
+      body: Obx(() => controller.currentPage),
+    );
+  }
+}

lib/app/features/problem/data/datasources/problem_local_datasource.dart

@@ -0,0 +1,110 @@
+import 'package:problem_check_system/app/core/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/services/database_service.dart';
+import 'package:sqflite/sqflite.dart';
+
+const String _tableName = 'problems';
+
+/// 数据源抽象接口
+abstract class ProblemLocalDataSource {
+  Future<int> insertProblem(Problem problem);
+  Future<int> updateProblem(Problem problem);
+  Future<int> deleteProblem(String problemId);
+  Future<Problem?> getProblemById(String id);
+  Future<List<Problem>> getProblems({
+    DateTime? startDate,
+    DateTime? endDate,
+    List<ProblemSyncStatus>? syncStatuses,
+    bool? hasBindData,
+  });
+}
+
+/// 数据源的具体实现
+class ProblemLocalDataSourceImpl implements ProblemLocalDataSource {
+  final DatabaseService _databaseService;
+
+  ProblemLocalDataSourceImpl({required DatabaseService databaseService})
+    : _databaseService = databaseService;
+
+  @override
+  Future<int> insertProblem(Problem problem) async {
+    final db = await _databaseService.database;
+    return await db.insert(
+      _tableName,
+      problem.toMap(),
+      conflictAlgorithm: ConflictAlgorithm.replace,
+    );
+  }
+
+  @override
+  Future<int> updateProblem(Problem problem) async {
+    final db = await _databaseService.database;
+    return await db.update(
+      _tableName,
+      problem.toMap(),
+      where: 'id = ?',
+      whereArgs: [problem.id],
+    );
+  }
+
+  @override
+  Future<int> deleteProblem(String problemId) async {
+    final db = await _databaseService.database;
+    return await db.delete(_tableName, where: 'id = ?', whereArgs: [problemId]);
+  }
+
+  @override
+  Future<Problem?> getProblemById(String id) async {
+    final db = await _databaseService.database;
+    final results = await db.query(
+      _tableName,
+      where: 'id = ?',
+      whereArgs: [id],
+      limit: 1,
+    );
+    return results.isNotEmpty ? Problem.fromMap(results.first) : null;
+  }
+
+  @override
+  Future<List<Problem>> getProblems({
+    DateTime? startDate,
+    DateTime? endDate,
+    List<ProblemSyncStatus>? syncStatuses,
+    bool? hasBindData,
+  }) async {
+    final db = await _databaseService.database;
+    final whereClauses = <String>[];
+    final whereArgs = <dynamic>[];
+
+    if (startDate != null) {
+      whereClauses.add('creationTime >= ?');
+      whereArgs.add(startDate.millisecondsSinceEpoch);
+    }
+    if (endDate != null) {
+      whereClauses.add('creationTime <= ?');
+      whereArgs.add(endDate.millisecondsSinceEpoch);
+    }
+    if (syncStatuses != null && syncStatuses.isNotEmpty) {
+      final statuses = syncStatuses.map((s) => s.index).toList();
+      whereClauses.add(
+        'syncStatus IN (${List.filled(statuses.length, '?').join(',')})',
+      );
+      whereArgs.addAll(statuses);
+    }
+    if (hasBindData != null) {
+      if (hasBindData) {
+        whereClauses.add('bindData IS NOT NULL AND bindData != ""');
+      } else {
+        whereClauses.add('(bindData IS NULL OR bindData = "")');
+      }
+    }
+
+    final results = await db.query(
+      _tableName,
+      where: whereClauses.isNotEmpty ? whereClauses.join(' AND ') : null,
+      whereArgs: whereArgs.isEmpty ? null : whereArgs,
+      orderBy: 'creationTime DESC',
+    );
+    return results.map((json) => Problem.fromMap(json)).toList();
+  }
+}

lib/app/features/problem/data/repositories/problem_repository.dart

@@ -2,12 +2,12 @@ import 'package:dio/dio.dart';
 import 'package:get/get.dart' hide MultipartFile, FormData, Response;
 import 'package:problem_check_system/app/core/extensions/http_response_extension.dart';
 import 'package:problem_check_system/app/core/utils/constants/api_endpoints.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/app/core/data/models/server_problem.dart';
+import 'package:problem_check_system/app/core/models/server_problem.dart';
-import 'package:problem_check_system/app/core/data/services/network_status_service.dart';
+import 'package:problem_check_system/app/core/services/network_status_service.dart';
-import 'package:problem_check_system/app/core/data/services/http_provider.dart';
+import 'package:problem_check_system/app/core/services/http_provider.dart';
-import 'package:problem_check_system/app/core/data/services/sqlite_service.dart';
+import 'package:problem_check_system/app/core/services/sqlite_service.dart';
-import 'package:problem_check_system/app/core/data/repositories/auth_repository.dart';
+import 'package:problem_check_system/app/core/repositories/auth_repository.dart';
 
 /// 问题仓库，负责处理问题数据的本地持久化。
 /// 它封装了底层数据库操作，为业务逻辑层提供一个简洁的接口。

lib/app/features/problem/domain/repositoies/problem_repository.dart

@@ -0,0 +1,19 @@
+import 'package:problem_check_system/app/core/models/problem_model.dart';
+
+/// Problem 仓库的抽象接口
+/// 定义了业务逻辑层需要的数据操作。
+abstract class ProblemRepository {
+  Future<void> addProblem(Problem problem);
+  Future<void> updateProblem(Problem problem);
+  Future<void> deleteProblem(String problemId);
+  Future<Problem?> getProblemById(String id);
+
+  Future<void> markAsSynced(String id);
+
+  Future<List<Problem>> getProblems({
+    DateTime? startDate,
+    DateTime? endDate,
+    String? syncStatus, // 业务逻辑层使用字符串，更直观
+    String? bindStatus,
+  });
+}

lib/app/features/problem/presentation/bindings/problem_form_binding.dart

@@ -1,7 +1,7 @@
 import 'package:get/get.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_form_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_form_controller.dart';
 
 class ProblemFormBinding extends Bindings {
   @override

lib/app/features/problem/presentation/controllers/problem_controller.dart

@@ -6,20 +6,20 @@ import 'package:dio/dio.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart' hide MultipartFile, FormData, Response;
 import 'package:flutter/material.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
 import 'package:problem_check_system/app/core/extensions/http_response_extension.dart';
-import 'package:problem_check_system/app/core/data/models/image_metadata_model.dart';
+import 'package:problem_check_system/app/core/models/image_metadata_model.dart';
-import 'package:problem_check_system/app/core/data/models/image_status.dart';
+import 'package:problem_check_system/app/core/models/image_status.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/app/core/data/models/server_problem.dart';
+import 'package:problem_check_system/app/core/models/server_problem.dart';
-import 'package:problem_check_system/app/core/data/repositories/file_repository.dart';
+import 'package:problem_check_system/app/core/repositories/file_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/image_repository.dart';
+import 'package:problem_check_system/app/core/repositories/image_repository.dart';
-import 'package:problem_check_system/app/core/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/features/problem/data/repositories/problem_repository.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/modules/problem/controllers/sync_progress_state.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/sync_progress_state.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/models/date_range_enum.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/models/date_range_enum.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/models/dropdown_option.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/models/dropdown_option.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/sync_progress_dialog.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/sync_progress_dialog.dart';
 
 class ProblemController extends GetxController
     with GetSingleTickerProviderStateMixin {

lib/app/features/problem/presentation/controllers/problem_form_controller.dart

@@ -6,12 +6,12 @@ import 'package:image_picker/image_picker.dart';
 import 'package:path/path.dart' as path;
 import 'package:permission_handler/permission_handler.dart';
 import 'package:path_provider/path_provider.dart';
-import 'package:problem_check_system/app/core/data/models/image_status.dart';
+import 'package:problem_check_system/app/core/models/image_status.dart';
-import 'package:problem_check_system/app/core/data/models/image_metadata_model.dart';
+import 'package:problem_check_system/app/core/models/image_metadata_model.dart';
 import 'dart:io';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/app/core/data/repositories/problem_repository.dart';
+import 'package:problem_check_system/app/features/problem/data/repositories/problem_repository.dart';
 import 'package:uuid/uuid.dart';
 
 class ProblemFormController extends GetxController {

lib/app/features/problem/presentation/views/problem_form_page.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 import 'package:image_picker/image_picker.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_form_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_form_controller.dart';
 
 class ProblemFormPage extends GetView<ProblemFormController> {
   // 构造函数，接收只读标志

lib/app/features/problem/presentation/views/problem_list_page.dart

@@ -2,10 +2,10 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 import 'package:easy_refresh/easy_refresh.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/problem_card.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/problem_card.dart';
 
 class ProblemListPage extends GetView<ProblemController> {
   final RxList<Problem> problemsToShow;

lib/app/features/problem/presentation/views/problem_page.dart

@@ -0,0 +1,123 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+import 'package:get/get.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_list_page.dart'; // 导入修正后的 ProblemListPage
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/current_filter_bar.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/history_filter_bar.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/problem_card.dart'; // 导入自定义下拉菜单
+
+class ProblemPage extends GetView<ProblemController> {
+  const ProblemPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(
+          '问题列表',
+          style: TextStyle(
+            fontWeight: FontWeight.bold,
+            fontFamily: 'MyFont',
+            fontSize: 18.sp,
+            color: Colors.white,
+          ),
+        ),
+        backgroundColor: Colors.transparent,
+        flexibleSpace: Container(
+          decoration: const BoxDecoration(
+            gradient: LinearGradient(
+              colors: [Color(0xFF418CFC), Color(0xFF3DBFFC)],
+              begin: Alignment.centerLeft,
+              end: Alignment.centerRight,
+            ),
+          ),
+        ),
+        elevation: 0,
+        centerTitle: true,
+        actions: [
+          IconButton(
+            icon: Icon(Icons.add, color: Colors.white), // 使用 .sp
+            onPressed: () {},
+          ),
+          IconButton(
+            icon: Icon(Icons.upload, color: Colors.pink[300]), // 使用 .sp
+            onPressed: () {},
+          ),
+        ],
+      ),
+      body: Column(
+        children: [
+          CurrentFilterBar(),
+          Expanded(
+            child: // 使用通用列表组件
+            ProblemListPage(
+              problemsToShow: controller.problems,
+              viewType: ProblemCardViewType.buttons,
+            ),
+          ),
+        ],
+      ),
+
+      floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
+      // 使用 Stack 统一管理所有浮动按钮
+      floatingActionButton: Stack(
+        children: [
+          // 固定位置的 "添加" 按钮
+          // 使用 Align 和 Positioned
+          Align(
+            alignment: Alignment.bottomCenter,
+            child: Padding(
+              padding: EdgeInsets.only(bottom: 24.h), // 底部间距
+              child: FloatingActionButton(
+                heroTag: "btn_add",
+                onPressed: () {
+                  controller.toProblemFormPageAndRefresh();
+                },
+                shape: const CircleBorder(),
+                backgroundColor: Colors.blue[300],
+                foregroundColor: Colors.white,
+                child: const Icon(Icons.add),
+              ),
+            ),
+          ),
+
+          // 可拖动的 "上传" 按钮
+          Obx(() {
+            final isOnline = controller.isOnline.value;
+            return Positioned(
+              // 使用正确的坐标，left/right 对应 dx，top/bottom 对应 dy
+              left: controller.fabUploadPosition.value.dx,
+              top: controller.fabUploadPosition.value.dy,
+              child: GestureDetector(
+                onPanUpdate: (details) {
+                  // 调用控制器中的方法来更新位置
+                  controller.updateFabUploadPosition(details.delta);
+                },
+                onPanEnd: (details) {
+                  // 拖动结束后调用吸附方法
+                  controller.snapToEdge();
+                },
+                child: FloatingActionButton(
+                  heroTag: "btn_upload",
+                  onPressed: isOnline
+                      ? () => controller.showUploadPage()
+                      : null,
+                  foregroundColor: Colors.white,
+                  backgroundColor: isOnline
+                      ? Colors.red[300]
+                      : Colors.grey[400],
+                  child: Icon(
+                    isOnline
+                        ? Icons.file_upload_outlined
+                        : Icons.cloud_off_outlined,
+                  ),
+                ),
+              ),
+            );
+          }),
+        ],
+      ),
+    );
+  }
+}

lib/app/features/problem/presentation/views/problem_upload_page.dart

@@ -1,9 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
-import 'package:problem_check_system/modules/problem/views/problem_list_page.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/problem_list_page.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/problem_card.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/problem_card.dart';
 
 class ProblemUploadPage extends GetView<ProblemController> {
   const ProblemUploadPage({super.key});

lib/app/features/problem/presentation/views/widgets/current_filter_bar.dart

@@ -2,7 +2,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
 
 import 'custom_filter_dropdown.dart';
 

lib/app/features/problem/presentation/views/widgets/custom_filter_dropdown.dart

@@ -1,7 +1,7 @@
 // widgets/custom_filter_dropdown.dart
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/models/dropdown_option.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/models/dropdown_option.dart';
 
 class CustomFilterDropdown extends StatelessWidget {
   final String title;

lib/app/features/problem/presentation/views/widgets/history_filter_bar.dart

@@ -2,7 +2,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
 
 import 'custom_filter_dropdown.dart';
 

lib/app/features/problem/presentation/views/widgets/models/date_range_enum.dart

@@ -1,6 +1,6 @@
 // models/date_range_enum.dart
 import 'package:flutter/material.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/models/dropdown_option.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/models/dropdown_option.dart';
 
 enum DateRange { threeDays, oneWeek, oneMonth }
 

lib/app/features/problem/presentation/views/widgets/problem_card.dart

@@ -2,11 +2,11 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 import 'package:intl/intl.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart';
+import 'package:problem_check_system/app/core/routes/app_routes.dart';
-import 'package:problem_check_system/app/core/data/models/problem_sync_status.dart';
+import 'package:problem_check_system/app/core/models/problem_sync_status.dart';
-import 'package:problem_check_system/app/core/data/models/problem_model.dart';
+import 'package:problem_check_system/app/core/models/problem_model.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_controller.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/custom_button.dart';
+import 'package:problem_check_system/app/features/problem/presentation/views/widgets/custom_button.dart';
 import 'package:tdesign_flutter/tdesign_flutter.dart';
 import 'dart:io'; // 添加文件操作支持
 

lib/app/features/problem/presentation/views/widgets/sync_progress_dialog.dart

@@ -1,7 +1,7 @@
 // sync_progress_dialog.dart
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:problem_check_system/modules/problem/controllers/sync_progress_state.dart';
+import 'package:problem_check_system/app/features/problem/presentation/controllers/sync_progress_state.dart';
 
 class SyncProgressDialog extends StatelessWidget {
   final SyncProgressState progressState;

lib/main.dart

@@ -3,9 +3,9 @@ import 'package:flutter/services.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get_navigation/src/root/get_material_app.dart';
 import 'package:get_storage/get_storage.dart';
-import 'package:problem_check_system/app/routes/app_pages.dart';
+import 'package:problem_check_system/app/core/routes/app_pages.dart';
-import 'package:problem_check_system/app/routes/app_routes.dart'; // 导入路由常量
+import 'package:problem_check_system/app/core/routes/app_routes.dart'; // 导入路由常量
-import 'package:problem_check_system/app/bindings/initial_binding.dart';
+import 'package:problem_check_system/app/core/bindings/initial_binding.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
 
 void main() async {

lib/modules/home/views/home_page.dart

@@ -1,50 +0,0 @@
-// lib/modules/home/views/home_page.dart
-
-import 'package:flutter/material.dart';
-import 'package:get/get.dart';
-import 'package:problem_check_system/modules/home/controllers/home_controller.dart';
-
-class HomePage extends GetView<HomeController> {
-  const HomePage({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return Obx(
-      () => Scaffold(
-        body: controller.pages[controller.selectedIndex.value],
-
-        // 1. 将 BottomNavigationBar 替换为 NavigationBar
-        bottomNavigationBar: NavigationBar(
-          // 2. 将 'currentIndex' 属性重命名为 'selectedIndex'
-          selectedIndex: controller.selectedIndex.value,
-
-          // 3. 将 'onTap' 属性重命名为 'onDestinationSelected'
-          onDestinationSelected: controller.changeIndex,
-          // M3 风格调整 (可选, 但推荐)
-          // 动画时长
-          animationDuration: const Duration(milliseconds: 800),
-
-          // 4. 将 'items' 替换为 'destinations'，并使用 NavigationDestination
-          destinations: const [
-            NavigationDestination(
-              // M3 的一个重要特性是区分选中和未选中的图标
-              icon: Icon(Icons.home_outlined, color: Colors.blue),
-              selectedIcon: Icon(Icons.home, color: Colors.blue),
-              label: '企业',
-            ),
-            NavigationDestination(
-              icon: Icon(Icons.now_widgets_outlined, color: Colors.blue),
-              selectedIcon: Icon(Icons.now_widgets, color: Colors.blue),
-              label: '全部问题',
-            ),
-            NavigationDestination(
-              icon: Icon(Icons.person_outline, color: Colors.blue),
-              selectedIcon: Icon(Icons.person, color: Colors.blue),
-              label: '我的',
-            ),
-          ],
-        ),
-      ),
-    );
-  }
-}

lib/modules/problem/views/problem_page.dart

@@ -1,165 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:get/get.dart';
-import 'package:problem_check_system/modules/problem/controllers/problem_controller.dart';
-import 'package:problem_check_system/modules/problem/views/problem_list_page.dart'; // 导入修正后的 ProblemListPage
-import 'package:problem_check_system/modules/problem/views/widgets/current_filter_bar.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/history_filter_bar.dart';
-import 'package:problem_check_system/modules/problem/views/widgets/problem_card.dart'; // 导入自定义下拉菜单
-
-class ProblemPage extends GetView<ProblemController> {
-  const ProblemPage({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return DefaultTabController(
-      initialIndex: 0,
-      length: 2,
-      child: Scaffold(
-        body: Column(
-          mainAxisSize: MainAxisSize.min,
-          children: [
-            Container(
-              width: 375.w,
-              height: 83.5.h,
-              alignment: Alignment.bottomLeft,
-              decoration: const BoxDecoration(
-                gradient: LinearGradient(
-                  begin: Alignment.centerLeft,
-                  end: Alignment.centerRight,
-                  colors: [Color(0xFF418CFC), Color(0xFF3DBFFC)],
-                ),
-              ),
-              child: TabBar(
-                controller: controller.tabController,
-                indicatorSize: TabBarIndicatorSize.tab,
-                indicator: const BoxDecoration(
-                  color: Color(0xfff7f7f7),
-                  borderRadius: BorderRadius.only(
-                    topLeft: Radius.circular(8),
-                    topRight: Radius.circular(60),
-                  ),
-                ),
-                tabs: const [
-                  Tab(text: '问题列表'),
-                  Tab(text: '历史问题列表'),
-                ],
-                labelStyle: TextStyle(
-                  fontFamily: 'MyFont',
-                  fontWeight: FontWeight.w800,
-                  fontSize: 14.sp,
-                ),
-                unselectedLabelStyle: TextStyle(
-                  fontFamily: 'MyFont',
-                  fontWeight: FontWeight.w800,
-                  fontSize: 14.sp,
-                ),
-                labelColor: Colors.black,
-                unselectedLabelColor: Color(0xfff7f7f7),
-              ),
-            ),
-            Expanded(
-              child: TabBarView(
-                controller: controller.tabController,
-                children: [
-                  // 问题列表 Tab
-                  DecoratedBox(
-                    decoration: BoxDecoration(color: Color(0xfff7f7f7)),
-                    child: Column(
-                      children: [
-                        CurrentFilterBar(),
-                        Expanded(
-                          child: // 使用通用列表组件
-                          ProblemListPage(
-                            problemsToShow: controller.problems,
-                            viewType: ProblemCardViewType.buttons,
-                          ),
-                        ),
-                      ],
-                    ),
-                  ),
-                  // 历史问题列表 Tab
-                  DecoratedBox(
-                    decoration: BoxDecoration(color: Color(0xfff7f7f7)),
-                    child: Column(
-                      children: [
-                        HistoryFilterBar(),
-                        Expanded(
-                          child: // 使用通用列表组件
-                          ProblemListPage(
-                            problemsToShow: controller.historyProblems,
-                            viewType: ProblemCardViewType.buttons,
-                          ),
-                        ),
-                      ],
-                    ),
-                  ),
-                ],
-              ),
-            ),
-          ],
-        ),
-
-        floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
-        // 使用 Stack 统一管理所有浮动按钮
-        floatingActionButton: Stack(
-          children: [
-            // 固定位置的 "添加" 按钮
-            // 使用 Align 和 Positioned
-            Align(
-              alignment: Alignment.bottomCenter,
-              child: Padding(
-                padding: EdgeInsets.only(bottom: 24.h), // 底部间距
-                child: FloatingActionButton(
-                  heroTag: "btn_add",
-                  onPressed: () {
-                    controller.toProblemFormPageAndRefresh();
-                  },
-                  shape: const CircleBorder(),
-                  backgroundColor: Colors.blue[300],
-                  foregroundColor: Colors.white,
-                  child: const Icon(Icons.add),
-                ),
-              ),
-            ),
-
-            // 可拖动的 "上传" 按钮
-            Obx(() {
-              final isOnline = controller.isOnline.value;
-              return Positioned(
-                // 使用正确的坐标，left/right 对应 dx，top/bottom 对应 dy
-                left: controller.fabUploadPosition.value.dx,
-                top: controller.fabUploadPosition.value.dy,
-                child: GestureDetector(
-                  onPanUpdate: (details) {
-                    // 调用控制器中的方法来更新位置
-                    controller.updateFabUploadPosition(details.delta);
-                  },
-                  onPanEnd: (details) {
-                    // 拖动结束后调用吸附方法
-                    controller.snapToEdge();
-                  },
-                  child: FloatingActionButton(
-                    heroTag: "btn_upload",
-                    onPressed: isOnline
-                        ? () => controller.showUploadPage()
-                        : null,
-                    foregroundColor: Colors.white,
-                    backgroundColor: isOnline
-                        ? Colors.red[300]
-                        : Colors.grey[400],
-                    child: Icon(
-                      isOnline
-                          ? Icons.file_upload_outlined
-                          : Icons.cloud_off_outlined,
-                    ),
-                  ),
-                ),
-              );
-            }),
-          ],
-        ),
-      ),
-    );
-  }
-}

pubspec.lock

@@ -169,6 +169,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.0.6"
+  curved_navigation_bar:
+    dependency: "direct main"
+    description:
+      name: curved_navigation_bar
+      sha256: bb4ab128fcb6f4a9f0f1f72d227db531818b20218984789777f049fcbf919279
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.6"
   dart_style:
     dependency: transitive
     description:
@@ -209,6 +217,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "3.4.0"
+  equatable:
+    dependency: "direct main"
+    description:
+      name: equatable
+      sha256: "567c64b3cb4cf82397aac55f4f0cbd3ca20d77c6c03bedbc4ceaddc08904aef7"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.7"
   fake_async:
     dependency: transitive
     description:

pubspec.yaml

@@ -9,8 +9,10 @@ environment:
 dependencies:
   connectivity_plus: ^6.1.5
   crypto: ^3.0.6
+  curved_navigation_bar: ^1.0.6
   dio: ^5.9.0
   easy_refresh: ^3.4.0
+  equatable: ^2.0.7
   flutter:
     sdk: flutter
   flutter_localizations: