feat : 图片删除效果

lib/data/providers/sqlite_provider.dart

@@ -136,14 +136,9 @@ class SQLiteProvider extends GetxService {
   /// 更新问题记录，并设置同步状态为未同步
   Future<int> updateProblem(Problem problem) async {
     try {
-      // 确保更新后同步状态为未同步
-      final problemToUpdate = problem.copyWith(
-        syncStatus: SyncStatus.notSynced,
-      );
-
       final result = await _database.update(
         _tableName,
-        problemToUpdate.toMap(),
+        problem.toMap(),
         where: 'id = ?',
         whereArgs: [problem.id],
       );

lib/modules/problem/controllers/problem_controller.dart

@@ -331,7 +331,15 @@ class ProblemController extends GetxController
     if (picked != null) {
       // 处理用户选择的日期范围
       historyStartTime.value = picked.start;
-      historyEndTime.value = picked.end;
+      historyEndTime.value = DateTime(
+        picked.end.year,
+        picked.end.month,
+        picked.end.day,
+        23,
+        59,
+        59,
+        999,
+      );
       loadProblems();
       log('选择的日期范围是: ${picked.start} 到 ${picked.end}');
     }
@@ -394,6 +402,7 @@ class ProblemController extends GetxController
   /// 显示上传页面
   void showUploadPage() {
     Get.toNamed(AppRoutes.problemUpload);
+    clearSelection();
     loadUnUploadedProblems();
   }
 

lib/modules/problem/views/problem_page.dart

@@ -1,7 +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/routes/app_routes.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';

lib/modules/problem/views/problem_upload_page.dart

@@ -24,7 +24,13 @@ class ProblemUploadPage extends GetView<ProblemController> {
         return Text('已选择$selectedCount项');
       }),
       centerTitle: true,
-      leading: IconButton(icon: Icon(Icons.close), onPressed: () => Get.back()),
+      // leading: IconButton(
+      //   icon: Icon(Icons.close),
+      //   onPressed: () {
+      //     Get.back();
+      //     controller.clearSelection();
+      //   },
+      // ),
       actions: [
         Obx(
           () => TextButton(

lib/modules/problem/views/widgets/problem_card.dart

@@ -6,8 +6,8 @@ import 'package:problem_check_system/app/routes/app_routes.dart';
 import 'package:problem_check_system/data/models/sync_status.dart';
 import 'package:problem_check_system/data/models/problem_model.dart';
 import 'package:problem_check_system/modules/problem/views/widgets/custom_button.dart';
-import 'package:problem_check_system/modules/problem/views/problem_form_page.dart';
 import 'package:tdesign_flutter/tdesign_flutter.dart';
+import 'dart:io'; // 添加文件操作支持
 
 // 定义枚举类型
 enum ProblemCardViewType { buttons, checkbox }
@@ -28,11 +28,20 @@ class ProblemCard extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    // 根据是否已删除决定卡片的颜色
+    final bool isDeleted = problem.isDeleted;
+    final Color cardColor = isDeleted
+        ? Colors.grey[300]!
+        : Theme.of(context).cardColor;
+    final Color contentColor = isDeleted
+        ? Colors.grey[600]!
+        : Theme.of(context).textTheme.bodyMedium!.color!;
+
     return Card(
+      color: cardColor,
       child: InkWell(
         onTap: viewType == ProblemCardViewType.checkbox
             ? () {
-                // 点击卡片时切换选中状态
                 onChanged?.call(problem, !isSelected);
               }
             : null,
@@ -40,18 +49,18 @@ class ProblemCard extends StatelessWidget {
           mainAxisSize: MainAxisSize.min,
           children: <Widget>[
             ListTile(
-              leading: Image.asset(
+              leading: _buildImageWidget(isDeleted), // 使用新的图片构建方法
-                'assets/images/problem_preview.png',
+              title: Text(
-                fit: BoxFit.contain,
+                '问题描述',
+                style: TextStyle(fontSize: 16.sp, color: contentColor),
               ),
-              title: Text('问题描述', style: TextStyle(fontSize: 16.sp)),
               subtitle: LayoutBuilder(
                 builder: (context, constraints) {
                   return Text(
                     problem.description,
                     maxLines: 2,
                     overflow: TextOverflow.ellipsis,
-                    style: TextStyle(fontSize: 14.sp),
+                    style: TextStyle(fontSize: 14.sp, color: contentColor),
                   );
                 },
               ),
@@ -60,27 +69,26 @@ class ProblemCard extends StatelessWidget {
             Row(
               children: [
                 SizedBox(width: 16.w),
-                Icon(Icons.location_on, color: Colors.grey, size: 16.h),
+                Icon(Icons.location_on, color: contentColor, size: 16.h),
                 SizedBox(width: 8.w),
                 SizedBox(
                   width: 100.w,
                   child: Text(
                     problem.location,
-                    style: TextStyle(fontSize: 12.sp),
+                    style: TextStyle(fontSize: 12.sp, color: contentColor),
                     overflow: TextOverflow.ellipsis,
                     maxLines: 1,
                   ),
                 ),
                 SizedBox(width: 16.w),
-                Icon(Icons.access_time, color: Colors.grey, size: 16.h),
+                Icon(Icons.access_time, color: contentColor, size: 16.h),
                 SizedBox(width: 8.w),
                 Expanded(
                   child: Text(
                     DateFormat(
                       'yyyy-MM-dd HH:mm:ss',
                     ).format(problem.creationTime),
-                    style: TextStyle(fontSize: 12.sp),
+                    style: TextStyle(fontSize: 12.sp, color: contentColor),
-                    // overflow: TextOverflow.ellipsis,
                   ),
                 ),
               ],
@@ -93,20 +101,46 @@ class ProblemCard extends StatelessWidget {
                 Wrap(
                   spacing: 8,
                   children: [
-                    problem.syncStatus == SyncStatus.synced
+                    ...problem.isDeleted
-                        ? TDTag('已上传', isLight: true, theme: TDTagTheme.success)
+                        ? [
-                        : TDTag('未上传', isLight: true, theme: TDTagTheme.danger),
+                            TDTag(
-                    problem.bindData != null && problem.bindData!.isNotEmpty
+                              '已删除',
-                        ? TDTag('已绑定', isLight: true, theme: TDTagTheme.primary)
+                              theme: TDTagTheme.danger,
-                        : TDTag(
+                              textColor: isDeleted ? Colors.grey[700] : null,
-                            '未绑定',
+                              backgroundColor: isDeleted
-                            isLight: true,
+                                  ? Colors.grey[400]
-                            theme: TDTagTheme.warning,
+                                  : null,
-                          ),
+                            ),
+                          ]
+                        : [
+                            problem.syncStatus == SyncStatus.synced
+                                ? TDTag(
+                                    '已上传',
+                                    isLight: true,
+                                    theme: TDTagTheme.success,
+                                  )
+                                : TDTag(
+                                    '未上传',
+                                    isLight: true,
+                                    theme: TDTagTheme.danger,
+                                  ),
+                            problem.bindData != null &&
+                                    problem.bindData!.isNotEmpty
+                                ? TDTag(
+                                    '已绑定',
+                                    isLight: true,
+                                    theme: TDTagTheme.primary,
+                                  )
+                                : TDTag(
+                                    '未绑定',
+                                    isLight: true,
+                                    theme: TDTagTheme.warning,
+                                  ),
+                          ],
                   ],
                 ),
                 const Spacer(),
-                _buildBottomActions(), // 移除参数
+                _buildBottomActions(isDeleted),
               ],
             ),
             SizedBox(height: 8.h),
@@ -116,18 +150,70 @@ class ProblemCard extends StatelessWidget {
     );
   }
 
-  Widget _buildBottomActions() {
+  Widget _buildImageWidget(bool isDeleted) {
+    return AspectRatio(
+      aspectRatio: 1, // 强制正方形
+      child: _buildImageContent(isDeleted),
+    );
+  }
+
+  Widget _buildImageContent(bool isDeleted) {
+    // 检查是否有图片路径
+    if (problem.imageUrls.isEmpty || problem.imageUrls[0].localPath.isEmpty) {
+      // 如果没有图片，显示默认占位图
+      return Image.asset(
+        'assets/images/problem_preview.png',
+        fit: BoxFit.cover, // 使用 cover 来填充正方形区域
+        color: isDeleted ? Colors.grey[500] : null,
+        colorBlendMode: isDeleted ? BlendMode.saturation : null,
+      );
+    }
+
+    final String imagePath = problem.imageUrls[0].localPath;
+
+    // 检查文件是否存在
+    final File imageFile = File(imagePath);
+    if (!imageFile.existsSync()) {
+      // 如果文件不存在，显示默认占位图
+      return Image.asset(
+        'assets/images/problem_preview.png',
+        fit: BoxFit.cover,
+        color: isDeleted ? Colors.grey[500] : null,
+        colorBlendMode: isDeleted ? BlendMode.saturation : null,
+      );
+    }
+
+    // 如果文件存在，使用 Image.file 加载
+    return Image.file(
+      imageFile,
+      fit: BoxFit.cover, // 使用 cover 来填充正方形区域
+      color: isDeleted ? Colors.grey[500] : null,
+      colorBlendMode: isDeleted ? BlendMode.saturation : null,
+      errorBuilder: (context, error, stackTrace) {
+        // 如果加载失败，显示默认图片
+        return Image.asset(
+          'assets/images/problem_preview.png',
+          fit: BoxFit.cover,
+          color: isDeleted ? Colors.grey[500] : null,
+          colorBlendMode: isDeleted ? BlendMode.saturation : null,
+        );
+      },
+    );
+  }
+
+  Widget _buildBottomActions(bool isDeleted) {
     switch (viewType) {
       case ProblemCardViewType.buttons:
         return Row(
           children: [
-            CustomButton(
+            if (!isDeleted)
-              text: '修改',
+              CustomButton(
-              onTap: () {
+                text: '修改',
-                Get.toNamed(AppRoutes.problemForm, arguments: problem);
+                onTap: () {
-              },
+                  Get.toNamed(AppRoutes.problemForm, arguments: problem);
-            ),
+                },
-            SizedBox(width: 8.w),
+              ),
+            if (!isDeleted) SizedBox(width: 8.w),
             CustomButton(
               text: '查看',
               onTap: () {
@@ -145,12 +231,14 @@ class ProblemCard extends StatelessWidget {
         return Padding(
           padding: EdgeInsets.only(right: 16.w),
           child: Checkbox(
-            value: isSelected, // 使用组件的选中状态
+            value: isSelected,
-            onChanged: (bool? value) {
+            onChanged: isDeleted
-              if (value != null) {
+                ? null
-                onChanged?.call(problem, value);
+                : (bool? value) {
-              }
+                    if (value != null) {
-            },
+                      onChanged?.call(problem, value);
+                    }
+                  },
           ),
         );
     }