暂存：应该根据获取到的企业列表创建下拉列表选择企业了

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

@@ -1,5 +1,12 @@
 import 'package:get/get.dart';
 import 'package:problem_check_system/app/core/models/form_mode.dart';
+import 'package:problem_check_system/app/core/services/database_service.dart';
+import 'package:problem_check_system/app/core/services/http_provider.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/repositories/enterprise_repository.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/usecases/get_enterprise_list_usecase.dart';
 import 'package:problem_check_system/app/features/problem/domain/entities/problem_entity.dart';
 import 'package:problem_check_system/app/features/problem/presentation/controllers/problem_form_controller.dart';
 
@@ -26,8 +33,34 @@ class ProblemFormBinding extends Bindings {
       }
     }
 
+    Get.put<EnterpriseLocalDataSource>(
+      EnterpriseLocalDataSourceImpl(
+        databaseService: Get.find<DatabaseService>(),
+      ),
+    );
+    Get.put<EnterpriseRemoteDataSource>(
+      EnterpriseRemoteDataSourceImpl(http: Get.find<HttpProvider>()),
+    );
+
+    Get.put<EnterpriseRepository>(
+      EnterpriseRepositoryImpl(
+        localDataSource: Get.find<EnterpriseLocalDataSource>(),
+        remoteDataSource: Get.find<EnterpriseRemoteDataSource>(),
+        networkStatusService: Get.find(),
+        uuid: Get.find(),
+      ),
+    );
+
+    Get.put<GetEnterpriseListUsecase>(
+      GetEnterpriseListUsecase(repository: Get.find<EnterpriseRepository>()),
+    );
+
     Get.lazyPut<ProblemFormController>(
-      () => ProblemFormController(problem: problem, formMode: formMode),
+      () => ProblemFormController(
+        problem: problem,
+        formMode: formMode,
+        getEnterpriseListUsecase: Get.find<GetEnterpriseListUsecase>(),
+      ),
     );
   }
 }

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

@@ -9,6 +9,8 @@ import 'package:path_provider/path_provider.dart';
 import 'package:problem_check_system/app/core/models/form_mode.dart';
 import 'package:problem_check_system/app/core/models/image_status.dart';
 import 'package:problem_check_system/app/core/models/image_metadata_model.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/entities/enterprise_list_item.dart';
+import 'package:problem_check_system/app/features/enterprise/domain/usecases/get_enterprise_list_usecase.dart';
 import 'dart:io';
 import 'package:problem_check_system/app/features/problem/domain/entities/problem_entity.dart';
 import 'package:uuid/uuid.dart';
@@ -24,14 +26,23 @@ class ProblemFormController extends GetxController {
     return formMode == FormMode.view;
   }
 
+  bool get isShowBindData {
+    return problem?.bindData != null;
+  }
+
   final titleName = "问题表单页".obs;
 
   final TextEditingController descriptionController = TextEditingController();
   final TextEditingController locationController = TextEditingController();
   final RxList<XFile> selectedImages = <XFile>[].obs;
+  final GetEnterpriseListUsecase getEnterpriseListUsecase;
 
   // 使用依赖注入，便于测试
-  ProblemFormController({this.problem, this.formMode = FormMode.view}) {
+  ProblemFormController({
+    this.problem,
+    this.formMode = FormMode.view,
+    required this.getEnterpriseListUsecase,
+  }) {
     if (problem != null) {
       if (problem!.bindData != null) {
         bindInfo = jsonDecode(problem!.bindData!);
@@ -50,6 +61,7 @@ class ProblemFormController extends GetxController {
   @override
   void onInit() {
     super.onInit();
+    updatePageTitle();
   }
 
   @override
@@ -73,6 +85,11 @@ class ProblemFormController extends GetxController {
     }
   }
 
+  // 获取企业列表数据
+  Future<List<EnterpriseListItem>> getAllEnterprises() async {
+    return await getEnterpriseListUsecase();
+  }
+
   // 改进的 pickImage 方法
   Future<void> pickImage(ImageSource source) async {
     try {

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

@@ -24,7 +24,7 @@ class ProblemFormPage extends GetView<ProblemFormController> {
               child: SingleChildScrollView(
                 child: Column(
                   children: [
-                    if (controller.problem?.bindData != null)
+                    if (controller.isShowBindData)
                       Container(
                         color: Colors.white,
                         padding: const EdgeInsets.symmetric(
@@ -65,6 +65,7 @@ class ProblemFormPage extends GetView<ProblemFormController> {
                           ],
                         ),
                       ),
+                    _buildDropDownCard(title: '企业名称'),
                     _buildInputCard(
                       title: '问题描述',
                       textController: controller.descriptionController,
@@ -150,7 +151,7 @@ class ProblemFormPage extends GetView<ProblemFormController> {
     required String hintText,
   }) {
     return Card(
-      margin: EdgeInsets.all(17.w),
+      margin: EdgeInsets.all(16.w),
       child: Column(
         children: [
           ListTile(
@@ -179,7 +180,7 @@ class ProblemFormPage extends GetView<ProblemFormController> {
   /// 构建图片展示卡片
   Widget _buildImageCard(BuildContext context) {
     return Card(
-      margin: EdgeInsets.all(17.w),
+      margin: EdgeInsets.all(16.w),
       child: Column(
         children: [
           const ListTile(
@@ -414,4 +415,105 @@ class ProblemFormPage extends GetView<ProblemFormController> {
       ),
     );
   }
+
+  Widget _buildDropDownCard({required String title}) {
+    return Card(
+      // margin 让卡片与屏幕边缘有间距
+      margin: const EdgeInsets.all(16.0),
+      // elevation 控制阴影大小
+      elevation: 2,
+      clipBehavior: Clip.antiAlias,
+      child: Column(
+        // mainAxisSize.min 让 Column 的高度自适应内容
+        mainAxisSize: MainAxisSize.min,
+        // crossAxisAlignment.start 让子组件默认左对齐
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          // --- 1. 顶部区域：标签和按钮 ---
+          _buildTopSection(),
+
+          // 在顶部和底部之间增加一些垂直间距
+          const SizedBox(height: 20.0),
+
+          // --- 2. 底部区域：下拉选择器显示 ---
+          _buildDropdownSelector(),
+        ],
+      ),
+    );
+  }
+
+  /// 构建顶部区域的私有方法，包含“企业名称”和“新增企业”按钮
+  Widget _buildTopSection() {
+    return Row(
+      // [核心] 使用 MainAxisAlignment.spaceBetween 将子组件推向两端
+      mainAxisAlignment: MainAxisAlignment.spaceBetween,
+      // crossAxisAlignment.start 确保按钮和文本在垂直方向上顶部对齐
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        // 左侧的标题
+        Padding(
+          padding: EdgeInsetsGeometry.only(left: 16.w, top: 10.5.h),
+          child: const Text(
+            '企业名称',
+            style: TextStyle(
+              fontSize: 18,
+              fontWeight: FontWeight.bold,
+              color: Colors.black87,
+            ),
+          ),
+        ),
+        // 右侧的按钮
+        ElevatedButton(
+          onPressed: () {},
+          style: ElevatedButton.styleFrom(
+            backgroundColor: const Color(0xFF42A5F5),
+            foregroundColor: Colors.white,
+            padding: EdgeInsets.symmetric(horizontal: 20.w, vertical: 12.h),
+            tapTargetSize: MaterialTapTargetSize.shrinkWrap,
+            // [!!!] 移除按钮自身的阴影，因为它现在在卡片内部
+            // elevation: 0,
+            // [!!!] 自定义形状，只保留左下角圆角，以完美贴合卡片边缘
+            shape: RoundedRectangleBorder(
+              borderRadius: BorderRadius.only(
+                bottomLeft: Radius.circular(12.r),
+              ),
+            ),
+          ),
+          child: Text(
+            "新增企业",
+            style: TextStyle(fontSize: 13.sp, fontWeight: FontWeight.bold),
+          ),
+        ),
+      ],
+    );
+  }
+
+  /// 构建底部类似下拉菜单的显示区域
+  Widget _buildDropdownSelector() {
+    // 使用 InkWell 包裹，使整个区域都可以响应点击事件
+    return InkWell(
+      onTap: () {
+        // 在这里处理点击事件，例如弹出一个选择企业的对话框或页面
+        print('下拉选择区域被点击');
+      },
+      // 自定义圆角，使其与外部容器的点击效果一致
+      borderRadius: BorderRadius.circular(8.0),
+      child: Padding(
+        padding: EdgeInsets.only(left: 16.w, top: 0, right: 16.w, bottom: 16.h),
+        child: Row(
+          // 同样使用 spaceBetween 将文本和图标推向两端
+          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+          children: [
+            // 左侧的企业名称文本
+            const Text(
+              '山东汇丰石化集团有限公司',
+              style: TextStyle(fontSize: 16, color: Colors.black54),
+            ),
+            // 右侧的下拉箭头图标
+            Icon(Icons.arrow_drop_down, color: Colors.grey[700]),
+          ],
+        ),
+      ),
+    );
+  }
 }