加氢站-查看证件

ln_jq_app/lib/pages/b_page/site/controller.dart

@@ -1,11 +1,18 @@
 import 'dart:async';
+import 'dart:io';
 
+import 'package:dio/dio.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:getx_scaffold/getx_scaffold.dart';
+import 'package:image_gallery_saver/image_gallery_saver.dart';
+import 'package:ln_jq_app/common/login_util.dart';
 import 'package:ln_jq_app/common/model/base_model.dart';
 import 'package:ln_jq_app/common/styles/theme.dart';
 import 'package:ln_jq_app/storage_service.dart';
+import 'package:permission_handler/permission_handler.dart';
+import 'package:photo_view/photo_view.dart';
+import 'package:photo_view/photo_view_gallery.dart';
 import 'package:pull_to_refresh/pull_to_refresh.dart';
 
 enum ReservationStatus {
@@ -46,6 +53,8 @@ class ReservationModel {
   final int isTruckAttachment; // 1为有证件数据 0为缺少
   final bool hasDrivingAttachment; // 是否有行驶证
   final bool hasHydrogenationAttachment; // 是否有加氢证
+  final List<String> drivingAttachments; // 行驶证图片列表
+  final List<String> hydrogenationAttachments; // 加氢证图片列表
 
   ReservationModel({
     required this.id,
@@ -73,6 +82,8 @@ class ReservationModel {
     required this.hasDrivingAttachment,
     required this.hasHydrogenationAttachment,
     required this.isEdit,
+    required this.drivingAttachments,
+    required this.hydrogenationAttachments,
   });
 
   /// 工厂构造函数，用于从JSON创建ReservationModel实例
@@ -146,6 +157,8 @@ class ReservationModel {
       hasDrivingAttachment: drivingList.isNotEmpty,
       hasHydrogenationAttachment: hydrogenationList.isNotEmpty,
       isEdit: json['isEdit']?.toString() ?? '0',
+      drivingAttachments: drivingList.map((e) => e.toString()).toList(),
+      hydrogenationAttachments: hydrogenationList.map((e) => e.toString()).toList(),
     );
   }
 }
@@ -348,6 +361,8 @@ class SiteController extends GetxController with BaseControllerMixin {
         hasDrivingAttachment: false,
         hasHydrogenationAttachment: false,
         isEdit: "0",
+        drivingAttachments: [],
+        hydrogenationAttachments: [],
       );
     } else {
       item = reservationList.firstWhere(
@@ -416,13 +431,13 @@ class SiteController extends GetxController with BaseControllerMixin {
                           ),
                     SizedBox(width: 16.w),
                     if (item.plateNumber != "---" && item.hasDrivingAttachment)
-                      _buildInfoTag('行驶证'),
+                      buildInfoTag('行驶证', item.drivingAttachments),
                     if (item.plateNumber != "---" && item.hasHydrogenationAttachment)
-                      _buildInfoTag('加氢证'),
+                      buildInfoTag('加氢证', item.hydrogenationAttachments),
                   ],
                 ),
 
-                 SizedBox(height: 6.h),
+                SizedBox(height: 6.h),
 
                 // 提示逻辑
                 if (isEdit)
@@ -458,7 +473,7 @@ class SiteController extends GetxController with BaseControllerMixin {
                     ],
                   ),
 
-                 SizedBox(height: 6.h),
+                SizedBox(height: 6.h),
 
                 // 预定加氢量输入区
                 Container(
@@ -590,7 +605,7 @@ class SiteController extends GetxController with BaseControllerMixin {
                               1,
                               addHydAmount,
                               "",
-                              item,
+                              item!,
                               gunNumber: selectedGun.value,
                               plateNumber: item.plateNumber,
                               isEdit: true,
@@ -600,7 +615,7 @@ class SiteController extends GetxController with BaseControllerMixin {
                           }
                           //订单确认
                           if (!isEdit &&
-                              (item.plateNumber == "---" ||
+                              (item!.plateNumber == "---" ||
                                   item.isTruckAttachment == 0) &&
                               !isOfflineChecked.value) {
                             showToast("车辆未上传加氢证 , 请确保线下登记后点击确认");
@@ -663,14 +678,14 @@ class SiteController extends GetxController with BaseControllerMixin {
                       child: OutlinedButton(
                         onPressed: () {
                           Get.back();
-                          if (!isEdit) {
+                          if (!isEdit && !isAdd) {
                             upDataService(
                               id,
                               0,
                               2,
                               0,
                               "",
-                              item,
+                              item!,
                               gunNumber: selectedGun.value,
                               plateNumber: item.plateNumber,
                             );
@@ -684,7 +699,7 @@ class SiteController extends GetxController with BaseControllerMixin {
                           ),
                         ),
                         child: Text(
-                          isEdit ? '取消' : '未加氢',
+                          isEdit || isAdd ? '取消' : '未加氢',
                           style: const TextStyle(color: Colors.grey, fontSize: 16),
                         ),
                       ),
@@ -725,17 +740,170 @@ class SiteController extends GetxController with BaseControllerMixin {
     );
   }
 
-  Widget _buildInfoTag(String label) {
+  /// 保存图片到相册
-    return Container(
+  Future<void> saveImageToLocal(String url) async {
-      margin: const EdgeInsets.only(left: 4),
+    try {
-      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+      // 1. 权限请求
-      decoration: BoxDecoration(
+      if (Platform.isAndroid) {
-        color: const Color(0xFFF2F3F5),
+        var status = await Permission.storage.request();
-        borderRadius: BorderRadius.circular(4),
+        if (!status.isGranted) {
+          showErrorToast("请在系统设置中开启存储权限");
+          return;
+        }
+      } else {
+        var status = await Permission.photos.request();
+        if (!status.isGranted) {
+          showErrorToast("请在系统设置中开启相册权限");
+          return;
+        }
+      }
+
+      showLoading("正在保存...");
+
+      // 2. 下载图片
+      var response = await Dio().get(
+        url,
+        options: Options(responseType: ResponseType.bytes),
+      );
+
+      // 3. 保存到相册
+      final result = await ImageGallerySaver.saveImage(
+        Uint8List.fromList(response.data),
+        quality: 100,
+        name: "certificate_${DateTime.now().millisecondsSinceEpoch}",
+      );
+
+      dismissLoading();
+
+      if (result != null && result['isSuccess'] == true) {
+        showSuccessToast("图片已保存至相册");
+      } else {
+        showErrorToast("保存失败");
+      }
+    } catch (e) {
+      dismissLoading();
+      showErrorToast("保存异常");
+    }
+  }
+
+  Widget buildInfoTag(String label, List<String> images) {
+    return GestureDetector(
+      onTap: () {
+        showImagePreview(images);
+      },
+      child: Container(
+        margin: const EdgeInsets.only(left: 4),
+        padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+        decoration: BoxDecoration(
+          color: const Color(0xFFF2F3F5),
+          borderRadius: BorderRadius.circular(4),
+        ),
+        child: Text(
+          label,
+          style: TextStyle(color: Color(0xFF999999), fontSize: 11.sp),
+        ),
       ),
-      child: Text(
+    );
-        label,
+  }
-        style: TextStyle(color: Color(0xFF999999), fontSize: 11.sp),
+
+  /// 显示图片预览弹窗
+  void showImagePreview(List<String> images) {
+    if (images.isEmpty) return;
+
+    final RxInt currentIndex = 0.obs;
+    final PageController pageController = PageController();
+
+    Get.dialog(
+      GestureDetector(
+        onTap: () => Get.back(),
+        child: Stack(
+          alignment: Alignment.center,
+          children: [
+            Center(
+              child: Column(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  // 图片翻页
+                  SizedBox(
+                    height: Get.height * 0.5,
+                    child: PhotoViewGallery.builder(
+                      scrollPhysics: const BouncingScrollPhysics(),
+                      builder: (BuildContext context, int index) {
+                        return PhotoViewGalleryPageOptions(
+                          imageProvider: NetworkImage(images[index]),
+                          initialScale: PhotoViewComputedScale.contained,
+                          heroAttributes: PhotoViewHeroAttributes(tag: images[index]),
+                          onTapDown: (context, details, controllerValue) {
+                            _showSaveImageMenu(images[index]);
+                          },
+                        );
+                      },
+                      itemCount: images.length,
+                      loadingBuilder: (context, event) => const Center(
+                        child: CircularProgressIndicator(color: Colors.white),
+                      ),
+                      backgroundDecoration: const BoxDecoration(
+                        color: Colors.transparent,
+                      ),
+                      pageController: pageController,
+                      onPageChanged: (index) => currentIndex.value = index,
+                    ),
+                  ),
+                  SizedBox(height: 10.h),
+                  // 页码指示器
+                  Center(
+                    child: Text(
+                      "${currentIndex.value + 1} / ${images.length}",
+                      style: const TextStyle(
+                        color: Colors.white,
+                        fontSize: 16,
+                        decoration: TextDecoration.none,
+                      ),
+                    ),
+                  ),
+                ],
+              ),
+            ),
+            // 关闭按钮
+            Positioned(
+              top: 150.h,
+              right: 20,
+              child: IconButton(
+                icon: const Icon(Icons.close, color: Colors.white, size: 30),
+                onPressed: () => Get.back(),
+              ),
+            ),
+          ],
+        ),
+      ),
+      useSafeArea: false,
+    );
+  }
+
+  void _showSaveImageMenu(String url) {
+    Get.bottomSheet(
+      Container(
+        color: Colors.white,
+        child: SafeArea(
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              ListTile(
+                leading: const Icon(Icons.download),
+                title: const Text('保存图片到相册'),
+                onTap: () {
+                  Get.back();
+                  saveImageToLocal(url);
+                },
+              ),
+              const Divider(height: 1),
+              ListTile(
+                title: const Text('取消', textAlign: TextAlign.center),
+                onTap: () => Get.back(),
+              ),
+            ],
+          ),
+        ),
       ),
     );
   }

ln_jq_app/lib/pages/b_page/site/view.dart

@@ -550,10 +550,11 @@ class SitePage extends GetView<SiteController> {
           Row(
             crossAxisAlignment: CrossAxisAlignment.end,
             children: [
-              if (item.hasDrivingAttachment) _buildInfoTag('行驶证'),
+              if (item.hasDrivingAttachment)
+                controller.buildInfoTag('行驶证',item.drivingAttachments),
               if (item.hasHydrogenationAttachment) ...[
                 SizedBox(width: 8.w),
-                _buildInfoTag('加氢证'),
+                controller.buildInfoTag('加氢证',item.hydrogenationAttachments)
               ],
               Spacer(),
               if (item.isEdit == "1") ...[
@@ -602,19 +603,7 @@ class SitePage extends GetView<SiteController> {
     );
   }
 
-  Widget _buildInfoTag(String label) {
+
-    return Container(
-      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
-      decoration: BoxDecoration(
-        color: const Color.fromRGBO(242, 243, 245, 1),
-        borderRadius: BorderRadius.circular(8),
-      ),
-      child: Text(
-        label,
-        style: TextStyle(color: Color.fromRGBO(78, 89, 105, 1), fontSize: 11.sp),
-      ),
-    );
-  }
 
   Widget _buildSmallButton(
     String text, {

ln_jq_app/lib/pages/c_page/reservation/controller.dart

@@ -227,6 +227,8 @@ class C_ReservationController extends GetxController with BaseControllerMixin {
           hasHydrogenationAttachment: true,
           hasDrivingAttachment: true,
           isEdit: '',
+          drivingAttachments: [],
+          hydrogenationAttachments: [],
         );
 
         //打开预约列表

ln_jq_app/pubspec.lock

@@ -589,6 +589,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "4.7.2"
+  image_gallery_saver:
+    dependency: "direct main"
+    description:
+      name: image_gallery_saver
+      sha256: "0aba74216a4d9b0561510cb968015d56b701ba1bd94aace26aacdd8ae5761816"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.0.3"
   image_picker:
     dependency: "direct main"
     description:

ln_jq_app/pubspec.yaml

@@ -16,12 +16,12 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.2.3+6
+version: 1.2.2+5
 
 environment:
   sdk: ^3.9.0
 
-# Dependencies specify other packages that your package needs in order to work.
+# Dependencies specify other packages tha。。。t your package needs in order to work.
 # To automatically upgrade your package dependencies to the latest versions
 # consider running `flutter pub upgrade --major-versions`. Alternatively,
 # dependencies can be manually updated by changing the version numbers below to
@@ -53,6 +53,7 @@ dependencies:
   aliyun_push_flutter: ^1.3.6
   pull_to_refresh: ^2.0.0
   flutter_app_update: ^3.2.2
+  image_gallery_saver: ^2.0.3
 
 
 dev_dependencies: