feat:增加加载中组件

lib/apis/recipe.dart

@@ -39,15 +39,16 @@ Future<List<RecipeSummary>> queryRecipeApi(RecipeQuery recipeQuery) {
   return HttpUtil().get<List<RecipeSummary>>(
     "/food/recipe",
     queryParameters: recipeQuery.toJson(),
-    converter: (data) => convertListResponse<RecipeSummary>(data, RecipeSummary.fromJson),
+    converter:
+        (data) =>
+            convertListResponse<RecipeSummary>(data, RecipeSummary.fromJson),
   );
 }
 
 Future<List<String>> queryFoodNameListApi() {
   return HttpUtil().get<List<String>>(
     "/food/recipe/name",
-    converter:
+    converter: (data) => convertListStringResponse(data),
-        (data) => convertListResponse<String>(data, (json) => json.toString()),
   );
 }
 
@@ -87,14 +88,14 @@ Future<List<FoodRecord>> queryRecordApi(String startDate, String endDate) {
   return HttpUtil().get<List<FoodRecord>>(
     "/food/record",
     queryParameters: {"startDate": startDate, "endDate": endDate},
-    converter: (data) => convertListResponse<FoodRecord>(data, FoodRecord.fromJson),
+    converter:
+        (data) => convertListResponse<FoodRecord>(data, FoodRecord.fromJson),
   );
 }
 
 Future<List<String>> queryCategoryApi() {
   return HttpUtil().get<List<String>>(
     "/food/category",
-    converter:
+    converter: (data) => convertListStringResponse(data),
-        (data) => convertListResponse<String>(data, (json) => json.toString()),
   );
 }

lib/provider/food_provider.dart

@@ -1,20 +1,134 @@
 import 'package:flutter/material.dart';
+import 'package:food_hub_app/apis/recipe.dart';
+import 'package:food_hub_app/apis/stats.dart';
 import 'package:food_hub_app/models/recipe.dart';
+import 'package:food_hub_app/models/stats.dart';
+import 'package:food_hub_app/utils/date_util.dart';
+import 'package:food_hub_app/utils/index.dart';
 
 class FoodProvider with ChangeNotifier {
-  late FoodRecord _recordFormItem;
+  late FoodRecord recordFormItem;
 
   late bool isEditing;
+  bool isLoading = false;
+  String? error;
 
-  FoodRecord get recordFormItem => _recordFormItem;
+  late List<RecipeSummary> recipeSummaryList = [];
+
+  DateTime selectedDay = DateTime.now();
+  DateTime focusedDay = DateTime.now();
+
+  late List<FoodRecord> recordList = [];
+  late List<FoodRecord> selectRecordList = [];
+
+  late SummaryStats summaryStats = SummaryStats(
+    recipeCount: 0,
+    categoryCount: 0,
+    workCount: 0,
+  );
+  late double averageRecordCount = 0;
+  late List<ChartData> recordStats = [];
+  late List<ChartData> categoryStats = [];
+  late List<ChartData> rankStats = [];
 
   void resetRecordForm() {
-    _recordFormItem = FoodRecord.getEmpty();
+    recordFormItem = FoodRecord.getEmpty();
     notifyListeners();
   }
 
   void initRecordForm(FoodRecord record) {
-    _recordFormItem = record;
+    recordFormItem = record;
     notifyListeners();
   }
+
+  Future<void> refreshRecipeList() async {
+    if (isLoading) return;
+
+    try {
+      isLoading = true;
+      error = null;
+      notifyListeners();
+
+      final result = await queryRecipeApi(RecipeQuery(category: ""));
+      recipeSummaryList = result;
+    } catch (e) {
+      error = '加载数据失败: $e';
+      debugPrint('加载数据失败: $e');
+    } finally {
+      isLoading = false;
+      notifyListeners();
+    }
+  }
+
+  Future<void> refreshRecordList(String? startDate, String? endDate) async {
+    if (isLoading) return;
+
+    try {
+      isLoading = true;
+      error = null;
+      notifyListeners();
+
+      startDate ??= getFirstDayOfMonth(focusedDay);
+      endDate ??= getLastDayOfMonth(focusedDay);
+
+      final result = await queryRecordApi(startDate, endDate);
+
+      recordList = result;
+
+      if (recordList.isNotEmpty) {
+        selectedDay = DateTime.parse(recordList.last.date);
+      } else {
+        selectedDay = focusedDay;
+      }
+
+      refreshSelectRecord();
+    } catch (e) {
+      error = '加载数据失败: $e';
+      debugPrint('加载数据失败: $e');
+    } finally {
+      isLoading = false;
+      notifyListeners();
+    }
+  }
+
+  void refreshSelectRecord() {
+    selectRecordList =
+        recordList
+            .where((record) => record.date == formatDateTime(selectedDay))
+            .toList();
+  }
+
+  Future<void> refreshBlogStats() async {
+    if (isLoading) return;
+
+    try {
+      isLoading = true;
+      error = null;
+      notifyListeners();
+
+      final statsResult = await queryStatsApi();
+      final recordStatsResult = await queryRecordStatsApi();
+      final categoryStatsResult = await queryCategoryStatsApi();
+      final rankStatsResult = await queryRankStatsApi();
+
+      summaryStats = statsResult;
+      recordStats = recordStatsResult;
+      categoryStats = categoryStatsResult;
+      rankStats = rankStatsResult;
+
+      if (recordStats.isNotEmpty) {
+        double sumValue = recordStats.fold(
+          0.0,
+          (sum, item) => sum + item.value,
+        );
+        averageRecordCount = sumValue / recordStats.length;
+      }
+    } catch (e) {
+      error = '加载数据失败: $e';
+      debugPrint('加载数据失败: $e');
+    } finally {
+      isLoading = false;
+      notifyListeners();
+    }
+  }
 }

lib/utils/index.dart

@@ -17,9 +17,23 @@ String formatDateTime(DateTime dateTime, [String format = 'yyyy-MM-dd']) {
 }
 
 /// 通用列表转换函数
-List<T> convertListResponse<T>(dynamic data, T Function(Map<String, dynamic>) fromJson) {
+List<T> convertListResponse<T>(
+  dynamic data,
+  T Function(Map<String, dynamic>) fromJson,
+) {
   if (data is List) {
     return data.map((item) => fromJson(item as Map<String, dynamic>)).toList();
   }
-  throw FormatException('Expected a list of items for conversion, but got ${data.runtimeType}');
+  throw FormatException(
+    'Expected a list of items for conversion, but got ${data.runtimeType}',
+  );
+}
+
+List<String> convertListStringResponse(dynamic data) {
+  if (data is List) {
+    return data.map((item) => item.toString()).toList();
+  }
+  throw FormatException(
+    'Expected a list of items for conversion, but got ${data.runtimeType}',
+  );
 }

lib/views/record.dart

@@ -1,8 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:food_hub_app/provider/food_provider.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:food_hub_app/widgets/recipe/calendar.dart';
 import 'package:food_hub_app/widgets/recipe/list.dart';
 import 'package:food_hub_app/widgets/recipe/timeline.dart';
+import 'package:provider/provider.dart';
 
 enum RecordTab {
   recipe('菜谱'),
@@ -29,7 +31,7 @@ class _RecordPageState extends State<RecordPage> {
     RecipeTimeline(),
   ];
 
-  Widget buildTabs({
+  Widget _buildTabs({
     required BuildContext context,
     required RecordTab currentTab,
     required ValueChanged<RecordTab> onTabChanged,
@@ -46,18 +48,35 @@ class _RecordPageState extends State<RecordPage> {
     );
   }
 
+  void _onTabChange(RecordTab tab, FoodProvider provider) {
+    setState(() {
+      _currentTab = tab;
+    });
+
+    switch (tab) {
+      case RecordTab.recipe:
+        provider.refreshRecipeList();
+        break;
+      case RecordTab.calendar:
+        provider.refreshRecordList(null, null);
+        break;
+      case RecordTab.timeline:
+        final year = DateTime.now().year;
+        provider.refreshRecordList("$year-01-01", "$year-12-31");
+        break;
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
+    final provider = context.watch<FoodProvider>();
+
     return Column(
       children: [
-        buildTabs(
+        _buildTabs(
           context: context,
           currentTab: _currentTab,
-          onTabChanged: (tab) {
+          onTabChanged: (tab) => _onTabChange(tab, provider),
-            setState(() {
-              _currentTab = tab;
-            });
-          },
         ),
         Expanded(
           child: IndexedStack(index: _currentTab.index, children: _tabPages),

lib/views/record_form.dart

@@ -1,7 +1,7 @@
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
-import 'package:food_hub_app/config/app_config.dart';
+import 'package:food_hub_app/apis/recipe.dart';
 import 'package:food_hub_app/provider/food_provider.dart';
 import 'package:food_hub_app/utils/minio_utils.dart';
 import 'package:food_hub_app/widgets/common/form.dart';
@@ -20,41 +20,22 @@ class RecordFormPage extends StatefulWidget {
 
 class _RecordFormPageState extends State<RecordFormPage> {
   final _formKey = GlobalKey<FormBuilderState>();
-  final _focusNode = FocusNode();
   static const String _nameField = 'name';
   static const String _dateField = 'date';
+  List<String> _foodNameList = [];
 
   @override
-  void dispose() {
+  void initState() {
-    _focusNode.dispose();
+    super.initState();
-    super.dispose();
+    refreshCategoryList();
   }
 
-  @override
+  Future<void> refreshCategoryList() async {
-  Widget build(BuildContext context) {
+    final result = await queryFoodNameListApi();
-    final colors = Theme.of(context).colorScheme;
-    final provider = context.watch<FoodProvider>();
 
-    final String title = provider.isEditing ? '编辑记录' : '新增记录';
+    setState(() {
-    print(provider.recordFormItem.imageUrl);
+      _foodNameList = result;
-
+    });
-    return Scaffold(
-      appBar: AppBar(
-        title: Text(title, style: TextStyle(color: Colors.white)),
-        backgroundColor: colors.primary,
-        leading: IconButton(
-          icon: const Icon(Icons.arrow_back, color: Colors.white),
-          onPressed: () => Navigator.pop(context),
-        ),
-      ),
-      backgroundColor: const Color(0xFFF5F5F5),
-      body: SingleChildScrollView(
-        child: Padding(
-          padding: EdgeInsets.all(5),
-          child: buildCard(context: context, child: _buildFormBuilder()),
-        ),
-      ),
-    );
   }
 
   Widget _buildFormBuilder() {
@@ -67,34 +48,9 @@ class _RecordFormPageState extends State<RecordFormPage> {
         children: [
           buildFormLabel('菜谱名称', required: true),
           const SizedBox(height: 8),
-          FormBuilderTextField(
+          _buildRecipeAutocomplete(provider),
-            name: _nameField,
-            initialValue: provider.recordFormItem.name,
-            enabled: !provider.isEditing,
-            focusNode: _focusNode,
-            onChanged: (value) {
-              setState(() {
-                provider.recordFormItem.name = value!;
-              });
-            },
-            decoration: buildInputDecoration(
-              context: context,
-              hintText: '请输入菜谱名称',
-              prefixIcon: const Icon(
-                Icons.title,
-                size: 20,
-                color: Color(0xFF86909C),
-              ),
-            ),
-            validator: (value) {
-              if (value == null || value.isEmpty) {
-                return '请输入菜谱名称';
-              }
-              return null;
-            },
-          ),
-          const SizedBox(height: 10),
 
+          const SizedBox(height: 10),
           buildFormLabel('完成时间', required: true),
           const SizedBox(height: 8),
           FormBuilderTextField(
@@ -130,8 +86,7 @@ class _RecordFormPageState extends State<RecordFormPage> {
               else
                 buildImagePreviewItem(
                   context: context,
-                  imageUrl:
+                  imageUrl: provider.recordFormItem.imageUrl,
-                      '${AppConfig.imageBaseUrl}${provider.recordFormItem.imageUrl}',
                   onRemoveImage: () => _removeImage(provider),
                 ),
             ],
@@ -147,6 +102,126 @@ class _RecordFormPageState extends State<RecordFormPage> {
     );
   }
 
+  Widget _buildRecipeAutocomplete(FoodProvider provider) {
+    return Autocomplete<String>(
+      initialValue: TextEditingValue(text: provider.recordFormItem.name),
+      optionsBuilder: (TextEditingValue textEditingValue) {
+        if (textEditingValue.text.isEmpty || _foodNameList.isEmpty) {
+          return const Iterable<String>.empty();
+        }
+        return _foodNameList.where(
+              (option) => option.toLowerCase().contains(
+            textEditingValue.text.toLowerCase(),
+          ),
+        );
+      },
+
+      onSelected: (String value) {
+        setState(() {
+          provider.recordFormItem.name = value;
+        });
+      },
+
+      optionsViewBuilder: (
+          BuildContext context,
+          AutocompleteOnSelected<String> onSelected,
+          Iterable<String> options,
+          ) {
+        Widget buildOptionItem(String option) {
+          return InkWell(
+            onTap: () => onSelected(option),
+            child: Container(
+              padding: EdgeInsets.symmetric(vertical: 12, horizontal: 16),
+              child: Text(
+                option,
+                style: TextStyle(fontSize: 14, color: Colors.grey.shade800),
+              ),
+            ),
+          );
+        }
+
+        return Align(
+          alignment: Alignment.topLeft,
+          child: Material(
+            elevation: 2,
+            borderRadius: BorderRadius.circular(8),
+            child: Container(
+              constraints: BoxConstraints(
+                maxHeight: 200,
+                maxWidth: MediaQuery.of(context).size.width - 32,
+              ),
+              child: ListView.builder(
+                padding: EdgeInsets.zero,
+                shrinkWrap: true,
+                itemCount: options.length,
+                itemBuilder: (BuildContext context, int index) {
+                  return buildOptionItem(options.elementAt(index));
+                },
+              ),
+            ),
+          ),
+        );
+      },
+
+      fieldViewBuilder: (
+          BuildContext context,
+          TextEditingController controller,
+          FocusNode focusNode,
+          VoidCallback onFieldSubmitted,
+          ) {
+        WidgetsBinding.instance.addPostFrameCallback((_) {
+          if (provider.recordFormItem.name.isNotEmpty &&
+              controller.text.isEmpty) {
+            controller.text = provider.recordFormItem.name;
+          }
+        });
+
+        void onClearRecipeName() {
+          controller.clear();
+          setState(() {
+            provider.recordFormItem.name = '';
+          });
+        }
+
+        Widget? buildSuffixIcon() {
+          return controller.text.isNotEmpty
+              ? IconButton(
+            icon: Icon(Icons.clear, size: 18),
+            onPressed: onClearRecipeName,
+          )
+              : null;
+        }
+
+        return FormBuilderTextField(
+          name: _nameField,
+          controller: controller,
+          focusNode: focusNode,
+          enabled: !provider.isEditing,
+          onChanged: (value) {
+            setState(() {
+              provider.recordFormItem.name = value ?? '';
+            });
+          },
+          decoration: buildInputDecoration(
+            context: context,
+            hintText: '请输入菜谱名称',
+            prefixIcon: const Icon(
+              Icons.restaurant_menu,
+              size: 20,
+              color: Color(0xFF86909C),
+            ),
+          ).copyWith(suffixIcon: buildSuffixIcon()),
+          validator: (value) {
+            if (value == null || value.isEmpty) {
+              return '请输入菜谱名称';
+            }
+            return null;
+          },
+        );
+      },
+    );
+  }
+
   /// 选择日期
   Future<void> _onSelectDate(FoodProvider provider) async {
     final DateTime? picked = await showDatePicker(
@@ -202,4 +277,30 @@ class _RecordFormPageState extends State<RecordFormPage> {
       print(provider.recordFormItem.imageUrl);
     }
   }
+
+  @override
+  Widget build(BuildContext context) {
+    final colors = Theme.of(context).colorScheme;
+    final provider = context.watch<FoodProvider>();
+
+    final String title = provider.isEditing ? '编辑记录' : '新增记录';
+
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(title, style: TextStyle(color: Colors.white)),
+        backgroundColor: colors.primary,
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back, color: Colors.white),
+          onPressed: () => Navigator.pop(context),
+        ),
+      ),
+      backgroundColor: const Color(0xFFF5F5F5),
+      body: SingleChildScrollView(
+        child: Padding(
+          padding: EdgeInsets.all(5),
+          child: buildCard(context: context, child: _buildFormBuilder()),
+        ),
+      ),
+    );
+  }
 }

lib/views/stats.dart

@@ -1,9 +1,9 @@
 import 'package:flutter/material.dart';
-import 'package:food_hub_app/apis/stats.dart';
+import 'package:food_hub_app/provider/food_provider.dart';
-import 'package:food_hub_app/models/stats.dart';
 import 'package:food_hub_app/widgets/common/chart.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:food_hub_app/widgets/stats/card.dart';
+import 'package:provider/provider.dart';
 
 class StatsPage extends StatefulWidget {
   const StatsPage({super.key});
@@ -15,70 +15,17 @@ class StatsPage extends StatefulWidget {
 class _StatsPage extends State<StatsPage> {
   final double chartHeight = 400;
 
-  SummaryStats summaryStats = SummaryStats(
-    recipeCount: 0,
-    categoryCount: 0,
-    workCount: 0,
-  );
-
-  late double averageRecordCount = 0;
-
-  List<ChartData> recordStats = [];
-  List<ChartData> categoryStats = [];
-  List<ChartData> rankStats = [];
-
   @override
   void initState() {
     super.initState();
-    refreshStats();
-  }
 
-  Future<void> refreshStats() async {
+    // 初始化加载数据
-    final result1 = await queryStatsApi();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
-    final result2 = await queryRecordStatsApi();
+      context.read<FoodProvider>().refreshBlogStats();
-    final result3 = await queryCategoryStatsApi();
-    final result4 = await queryRankStatsApi();
-
-    setState(() {
-      summaryStats = result1;
-      recordStats = result2;
-      categoryStats = result3;
-      rankStats = result4;
-
-      if (recordStats.isNotEmpty) {
-        double sumValue = recordStats.fold(
-          0.0,
-          (sum, item) => sum + item.value,
-        );
-        averageRecordCount = sumValue / recordStats.length;
-      }
     });
   }
 
-  @override
+  Widget _buildSummaryStats(FoodProvider provider) {
-  Widget build(BuildContext context) {
-    return SingleChildScrollView(
-      child: Column(
-        children: [
-          _buildSummaryStats(),
-          SizedBox(
-            height: chartHeight,
-            child: buildCard(context: context, child: _buildRecordStats()),
-          ),
-          SizedBox(
-            height: chartHeight,
-            child: buildCard(context: context, child: _buildCategoryStats()),
-          ),
-          SizedBox(
-            height: chartHeight,
-            child: buildCard(context: context, child: _buildRankStats()),
-          ),
-        ],
-      ),
-    );
-  }
-
-  Widget _buildSummaryStats() {
     return GridView.count(
       shrinkWrap: true,
       physics: const NeverScrollableScrollPhysics(),
@@ -92,40 +39,40 @@ class _StatsPage extends State<StatsPage> {
           icon: Icons.restaurant_menu,
           color: Colors.blue,
           title: '菜谱总数',
-          value: summaryStats.recipeCount,
+          value: provider.summaryStats.recipeCount,
           unit: '个',
         ),
         StatisticCard(
           icon: Icons.grid_view_rounded,
           color: Colors.green,
           title: '菜谱类别',
-          value: summaryStats.categoryCount,
+          value: provider.summaryStats.categoryCount,
           unit: '种',
         ),
         StatisticCard(
           icon: Icons.flag,
           color: Colors.orange,
           title: '做菜次数',
-          value: summaryStats.workCount,
+          value: provider.summaryStats.workCount,
           unit: '个',
         ),
         StatisticCard(
           icon: Icons.show_chart,
           color: Colors.red,
           title: '平均次数',
-          value: double.parse(averageRecordCount.toStringAsFixed(2)),
+          value: double.parse(provider.averageRecordCount.toStringAsFixed(2)),
           unit: '次/月',
         ),
       ],
     );
   }
 
-  Widget _buildRecordStats() {
+  Widget _buildRecordStats(FoodProvider provider) {
     return Column(
       children: [
-        _buildTitleSection('记录统计'),
+        buildChartTitle(context: context, title: '记录统计'),
         const SizedBox(height: 3),
-        _buildDivider(),
+        buildChartDivider(context: context),
         const SizedBox(height: 3),
         Expanded(
           child: lineChart(
@@ -133,56 +80,80 @@ class _StatsPage extends State<StatsPage> {
             xAxisName: '日期',
             yAxisName: '次数',
             unit: '次',
-            data: recordStats,
+            data: provider.recordStats,
           ),
         ),
       ],
     );
   }
 
-  Widget _buildCategoryStats() {
+  Widget _buildCategoryStats(FoodProvider provider) {
     return Column(
       children: [
-        _buildTitleSection('菜谱统计'),
+        buildChartTitle(context: context, title: '菜谱统计'),
         const SizedBox(height: 3),
-        _buildDivider(),
+        buildChartDivider(context: context),
         const SizedBox(height: 3),
         Expanded(
-          child: pieChart(context: context, unit: '个', data: categoryStats),
+          child: pieChart(
+            context: context,
+            unit: '个',
+            data: provider.categoryStats,
+          ),
         ),
       ],
     );
   }
 
-  Widget _buildRankStats() {
+  Widget _buildRankStats(FoodProvider provider) {
     return Column(
       children: [
-        _buildTitleSection('排行榜'),
+        buildChartTitle(context: context, title: '排行榜'),
         const SizedBox(height: 3),
-        _buildDivider(),
+        buildChartDivider(context: context),
         const SizedBox(height: 3),
-        Expanded(child: rankChart(rankStats)),
+        Expanded(child: rankChart(data: provider.rankStats, unit: '次')),
       ],
     );
   }
 
-  // 构建标题区域
+  Widget _buildContent(FoodProvider provider) {
-  Widget _buildTitleSection(String title) {
+    return Column(
-    return Row(
       children: [
-        Icon(Icons.insert_chart, color: Theme.of(context).primaryColor),
+        _buildSummaryStats(provider),
-        Text(title),
+        SizedBox(
+          height: chartHeight,
+          child: buildCard(
+            context: context,
+            child: _buildRecordStats(provider),
+          ),
+        ),
+        SizedBox(
+          height: chartHeight,
+          child: buildCard(
+            context: context,
+            child: _buildCategoryStats(provider),
+          ),
+        ),
+        SizedBox(
+          height: chartHeight,
+          child: buildCard(context: context, child: _buildRankStats(provider)),
+        ),
       ],
     );
   }
 
-  Widget _buildDivider() {
+  @override
-    return Divider(
+  Widget build(BuildContext context) {
-      height: 1,
+    final provider = context.watch<FoodProvider>();
-      thickness: 1,
+
-      color: Theme.of(context).primaryColor,
+    return Stack(
-      indent: 0,
+      children: [
-      endIndent: 0,
+        if (provider.isLoading)
+          buildLoadingIndicator(context)
+        else
+          SingleChildScrollView(child: _buildContent(provider)),
+      ],
     );
   }
 }

lib/widgets/common/chart.dart

@@ -181,3 +181,73 @@ Widget pieChart({
     ],
   );
 }
+
+Widget buildChartTitle({required BuildContext context, required String title}) {
+  return Row(
+    children: [
+      Icon(Icons.insert_chart, color: Theme.of(context).colorScheme.primary),
+      Text(title),
+    ],
+  );
+}
+
+Widget buildChartDivider({required BuildContext context}) {
+  return Divider(
+    height: 1,
+    thickness: 1,
+    color: Theme.of(context).colorScheme.primary,
+    indent: 0,
+    endIndent: 0,
+  );
+}
+
+Color _getRankColor(int index) {
+  switch (index) {
+    case 0: // 第1名
+      return Colors.amber; // 金色
+    case 1: // 第2名
+      return Colors.grey; // 银色
+    case 2: // 第3名
+      return Colors.orange[700]!; // 铜色
+    default:
+      return Colors.black; // 普通颜色
+  }
+}
+
+Widget rankChart({required String unit, required List<ChartData> data}) {
+  return ListView.builder(
+    itemCount: data.length,
+    itemBuilder: (context, index) {
+      final item = data[index];
+      final rank = index + 1;
+      return SizedBox(
+        height: 35,
+        child: Row(
+          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+          children: [
+            Row(
+              children: [
+                Container(
+                  width: 25,
+                  alignment: Alignment.center,
+                  child: Text(
+                    '$rank.',
+                    style: TextStyle(
+                      fontWeight: FontWeight.bold,
+                      color: _getRankColor(index),
+                    ),
+                  ),
+                ),
+                Text(item.name, style: TextStyle(color: _getRankColor(index))),
+              ],
+            ),
+            Text(
+              '${item.value.toStringAsFixed(0)} $unit',
+              style: TextStyle(color: _getRankColor(index)),
+            ),
+          ],
+        ),
+      );
+    },
+  );
+}

lib/widgets/common/image.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:flutter/material.dart';
+import 'package:food_hub_app/config/app_config.dart';
 import 'package:photo_view/photo_view.dart';
 import 'package:photo_view/photo_view_gallery.dart';
 
@@ -113,10 +114,13 @@ Widget buildNetworkImage(BuildContext context, String url) {
       borderRadius: BorderRadius.circular(8),
       child: GestureDetector(
         onTap: () {
-          showFullScreenImage(context, NetworkImage(url));
+          showFullScreenImage(
+            context,
+            NetworkImage('${AppConfig.imageBaseUrl}$url'),
+          );
         },
         child: Image.network(
-          url,
+          '${AppConfig.imageBaseUrl}$url',
           fit: BoxFit.cover,
           loadingBuilder: (context, child, loadingProgress) {
             if (loadingProgress == null) return child;

lib/widgets/common/index.dart

@@ -29,7 +29,9 @@ InputDecoration formInputDecoration({
 }
 
 Widget buildCard({required BuildContext context, required Widget child}) {
-  final colors = Theme.of(context).colorScheme;
+  final colors = Theme
+      .of(context)
+      .colorScheme;
   return Card(
     elevation: 0,
     shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
@@ -64,7 +66,11 @@ Widget buildToggleSwitch<T extends Enum>({
     initialLabelIndex: tabValues.indexOf(currentTab),
     totalSwitches: tabValues.length,
     labels: labels,
-    activeBgColor: [Theme.of(context).colorScheme.primary],
+    activeBgColor: [Theme
+        .of(context)
+        .colorScheme
+        .primary
+    ],
     activeFgColor: Colors.white,
     inactiveBgColor: Colors.grey.shade200,
     inactiveFgColor: Colors.grey.shade700,
@@ -93,7 +99,10 @@ Widget circleIconButton({
       fixedSize: Size(size, size),
       shape: CircleBorder(),
       elevation: 0,
-      backgroundColor: Theme.of(context).colorScheme.primary,
+      backgroundColor: Theme
+          .of(context)
+          .colorScheme
+          .primary,
       padding: EdgeInsets.zero,
       minimumSize: const Size(0, 0),
     ),
@@ -102,7 +111,9 @@ Widget circleIconButton({
 }
 
 Widget buildTag(BuildContext context, String title) {
-  final colors = Theme.of(context).colorScheme;
+  final colors = Theme
+      .of(context)
+      .colorScheme;
 
   return Container(
     padding: EdgeInsets.symmetric(horizontal: 10, vertical: 4),
@@ -173,3 +184,41 @@ void showErrorToast(String message) {
     fontSize: 16.0,
   );
 }
+
+Widget buildLoadingIndicator(BuildContext context) {
+  final colors = Theme.of(context).colorScheme;
+
+  return Center(
+    child: Container(
+      padding: EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: colors.surface,
+        borderRadius: BorderRadius.circular(12),
+        boxShadow: [
+          BoxShadow(
+            color: Colors.black12,
+            blurRadius: 8,
+            offset: Offset(0, 2),
+          ),
+        ],
+      ),
+      child: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          CircularProgressIndicator(
+            valueColor: AlwaysStoppedAnimation<Color>(colors.primary),
+          ),
+          SizedBox(height: 12),
+          Text(
+            '加载中',
+            style: TextStyle(
+              fontSize: 14,
+              color: colors.onSurface,
+              fontWeight: FontWeight.w500,
+            ),
+          ),
+        ],
+      ),
+    ),
+  );
+}

lib/widgets/moment/card.dart

@@ -100,9 +100,7 @@ class MomentCard extends StatelessWidget {
 
     // 生成图片URL列表（用于预览时切换）
     final List<String> imageUrls =
-        moment.imageList
+        moment.imageList.map((path) => path).toList();
-            .map((path) => '${AppConfig.imageBaseUrl}$path')
-            .toList();
 
     void imageTapClick(int index) {
       Navigator.push(

lib/widgets/recipe/calendar.dart

@@ -1,8 +1,6 @@
 import 'package:flutter/material.dart';
-import 'package:food_hub_app/apis/recipe.dart';
 import 'package:food_hub_app/models/recipe.dart';
 import 'package:food_hub_app/provider/food_provider.dart';
-import 'package:food_hub_app/utils/date_util.dart';
 import 'package:food_hub_app/utils/index.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:table_calendar/table_calendar.dart';
@@ -16,46 +14,7 @@ class RecipeCalendar extends StatefulWidget {
 }
 
 class _RecipeCalendarState extends State<RecipeCalendar> {
-  DateTime _selectedDay = DateTime.now();
+  TableCalendar _recipeCalendar(FoodProvider provider) {
-  DateTime _focusedDay = DateTime.now();
-
-  List<FoodRecord> recordList = [];
-  List<FoodRecord> selectRecordList = [];
-
-  @override
-  void initState() {
-    super.initState();
-    _refreshRecord();
-  }
-
-  Future<void> _refreshRecord() async {
-    final result = await queryRecordApi(
-      getFirstDayOfMonth(_focusedDay),
-      getLastDayOfMonth(_focusedDay),
-    );
-    setState(() {
-      recordList = result;
-
-      if (recordList.isNotEmpty) {
-        _selectedDay = DateTime.parse(recordList.last.date);
-      } else {
-        _selectedDay = _focusedDay;
-      }
-
-      _refreshSelectRecord();
-    });
-  }
-
-  void _refreshSelectRecord() {
-    setState(() {
-      selectRecordList =
-          recordList
-              .where((record) => record.date == formatDateTime(_selectedDay))
-              .toList();
-    });
-  }
-
-  TableCalendar _recipeCalendar() {
     return TableCalendar(
       locale: 'zh_CN',
       headerStyle: const HeaderStyle(
@@ -64,47 +23,53 @@ class _RecipeCalendarState extends State<RecipeCalendar> {
       ),
       firstDay: DateTime.utc(2010, 1, 1),
       lastDay: DateTime.utc(2100, 12, 31),
-      focusedDay: _focusedDay,
+      focusedDay: provider.focusedDay,
-      selectedDayPredicate: (day) => isSameDay(_selectedDay, day),
+      selectedDayPredicate: (day) => isSameDay(provider.selectedDay, day),
       onDaySelected: (selectedDay, focusedDay) {
-        if (!isSameDay(_selectedDay, selectedDay)) {
+        if (!isSameDay(provider.selectedDay, selectedDay)) {
           setState(() {
-            _selectedDay = selectedDay;
+            provider.selectedDay = selectedDay;
-            _focusedDay = focusedDay;
+            provider.focusedDay = focusedDay;
-            _refreshSelectRecord();
+            provider.refreshSelectRecord();
           });
         }
       },
       onPageChanged: (focusedDay) {
-        _focusedDay = focusedDay;
+        provider.focusedDay = focusedDay;
-        _refreshRecord();
+        provider.refreshRecordList(null, null);
       },
       // 自定义日期单元格构建器
       calendarBuilders: CalendarBuilders(
         defaultBuilder:
-            (context, day, focusedDay) => _buildDateWidget(day, false, false),
+            (context, day, focusedDay) =>
+                _buildDateItem(day, false, false, provider),
         selectedBuilder:
-            (context, day, focusedDay) => _buildDateWidget(day, true, false),
+            (context, day, focusedDay) =>
+                _buildDateItem(day, true, false, provider),
         todayBuilder:
-            (context, day, focusedDay) => _buildDateWidget(day, false, true),
+            (context, day, focusedDay) =>
+                _buildDateItem(day, false, true, provider),
       ),
     );
   }
 
-  Widget _dailyItem(BuildContext context) {
+  Widget _dailyItem(BuildContext context, FoodProvider provider) {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
-        Text(formatDateTime(_selectedDay, 'MM月dd日 EEEE')),
+        Text(formatDateTime(provider.selectedDay, 'MM月dd日 EEEE')),
-        if (selectRecordList.isEmpty)
+        if (provider.selectRecordList.isEmpty)
           buildEmptyData()
         else
           ListView.builder(
             shrinkWrap: true,
             physics: NeverScrollableScrollPhysics(),
-            itemCount: selectRecordList.length,
+            itemCount: provider.selectRecordList.length,
             itemBuilder: (context, index) {
-              return _buildRecordItem(context, selectRecordList[index]);
+              return _buildRecordItem(
+                context,
+                provider.selectRecordList[index],
+              );
             },
           ),
       ],
@@ -170,9 +135,14 @@ class _RecipeCalendarState extends State<RecipeCalendar> {
     );
   }
 
-  Widget _buildDateWidget(DateTime day, bool isSelected, bool isToday) {
+  Widget _buildDateItem(
+    DateTime day,
+    bool isSelected,
+    bool isToday,
+    FoodProvider provider,
+  ) {
     // 检查当前日期是否在需要显示红点的列表中
-    bool shouldShowRedDot = recordList.any(
+    bool shouldShowRedDot = provider.recordList.any(
       (item) => item.date == formatDateTime(day),
     );
 
@@ -214,15 +184,31 @@ class _RecipeCalendarState extends State<RecipeCalendar> {
     );
   }
 
-  @override
+  Widget _buildContent(FoodProvider provider) {
-  Widget build(BuildContext context) {
     return Column(
       children: [
-        buildCard(context: context, child: _recipeCalendar()),
+        buildCard(context: context, child: _recipeCalendar(provider)),
         Expanded(
-          child: buildCard(context: context, child: _dailyItem(context)),
+          child: buildCard(
+            context: context,
+            child: _dailyItem(context, provider),
+          ),
         ),
       ],
     );
   }
+
+  @override
+  Widget build(BuildContext context) {
+    final provider = context.watch<FoodProvider>();
+
+    return Stack(
+      children: [
+        if (provider.isLoading)
+          buildLoadingIndicator(context)
+        else
+          _buildContent(provider),
+      ],
+    );
+  }
 }

lib/widgets/recipe/card.dart

@@ -1,6 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:food_hub_app/config/app_config.dart';
-
 import 'package:food_hub_app/models/recipe.dart';
 import 'package:food_hub_app/widgets/common/image.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
@@ -86,10 +84,7 @@ class RecipeCard extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
-          buildNetworkImage(
+          buildNetworkImage(context, firstImageUrl),
-            context,
-            '${AppConfig.imageBaseUrl}/$firstImageUrl',
-          ),
           SizedBox(height: 8),
           GestureDetector(
             onTap: () => navigatorToRecipeDetail(context),

lib/widgets/recipe/list.dart

@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
-import 'package:food_hub_app/apis/recipe.dart';
+import 'package:food_hub_app/provider/food_provider.dart';
-import 'package:food_hub_app/models/recipe.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:food_hub_app/widgets/recipe/card.dart';
+import 'package:provider/provider.dart';
 
 class RecipeList extends StatefulWidget {
   const RecipeList({super.key});
@@ -12,33 +12,40 @@ class RecipeList extends StatefulWidget {
 }
 
 class _RecipeListState extends State<RecipeList> {
-  List<RecipeSummary> recipeSummaryList = [];
-
   @override
   void initState() {
     super.initState();
-    refreshRecipeList();
+
+    // 初始化加载数据
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      context.read<FoodProvider>().refreshRecipeList();
+    });
   }
 
-  Future<void> refreshRecipeList() async {
+  Widget _buildContent(FoodProvider provider) {
-    final result = await queryRecipeApi(RecipeQuery(category: ""));
+    if (provider.recipeSummaryList.isEmpty) {
-
+      return buildEmptyData();
-    setState(() {
+    } else {
-      recipeSummaryList = result;
+      return ListView.builder(
-    });
+        itemCount: provider.recipeSummaryList.length,
+        itemBuilder: (context, index) {
+          return RecipeCard(recipe: provider.recipeSummaryList[index]);
+        },
+      );
+    }
   }
 
   @override
   Widget build(BuildContext context) {
-    if (recipeSummaryList.isEmpty) {
+    final provider = context.watch<FoodProvider>();
-      return buildEmptyData();
+
-    } else {
+    return Stack(
-      return ListView.builder(
+      children: [
-        itemCount: recipeSummaryList.length,
+        if (provider.isLoading)
-        itemBuilder: (context, index) {
+          buildLoadingIndicator(context)
-          return RecipeCard(recipe: recipeSummaryList[index]);
+        else
-        }
+          _buildContent(provider),
-      );
+      ],
-    }
+    );
   }
 }

lib/widgets/recipe/timeline.dart

@@ -1,11 +1,11 @@
 import 'package:flutter/material.dart';
-import 'package:food_hub_app/apis/recipe.dart';
-import 'package:food_hub_app/config/app_config.dart';
 import 'package:food_hub_app/models/recipe.dart';
+import 'package:food_hub_app/provider/food_provider.dart';
 import 'package:food_hub_app/widgets/common/image.dart';
 import 'package:food_hub_app/widgets/common/index.dart';
 import 'package:food_hub_app/widgets/common/year_selector.dart';
 import 'package:timelines_plus/timelines_plus.dart';
+import 'package:provider/provider.dart';
 
 class RecipeTimeline extends StatefulWidget {
   const RecipeTimeline({super.key});
@@ -15,24 +15,7 @@ class RecipeTimeline extends StatefulWidget {
 }
 
 class _RecipeTimeline extends State<RecipeTimeline> {
-  List<FoodRecord> recordList = [];
-
-  @override
-  void initState() {
-    super.initState();
-    refreshRecord(DateTime.now().year);
-  }
-
-  Future<void> refreshRecord(int year) async {
-    final result = await queryRecordApi("$year-01-01", "$year-12-31");
-    setState(() {
-      recordList = result;
-    });
-  }
-
   Widget buildTimelineCard(BuildContext context, FoodRecord record) {
-    final imageUrl = '${AppConfig.imageBaseUrl}${record.imageUrl}';
-
     return buildCard(
       context: context,
       child: Column(
@@ -58,7 +41,7 @@ class _RecipeTimeline extends State<RecipeTimeline> {
                 style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
               ),
               const SizedBox(height: 5),
-              buildNetworkImage(context, imageUrl),
+              buildNetworkImage(context, record.imageUrl),
             ],
           ),
         ],
@@ -93,8 +76,7 @@ class _RecipeTimeline extends State<RecipeTimeline> {
     }
   }
 
-  @override
+  Widget _buildContent(FoodProvider provider) {
-  Widget build(BuildContext context) {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
@@ -102,9 +84,25 @@ class _RecipeTimeline extends State<RecipeTimeline> {
           initialYear: DateTime.now().year,
           minYear: 2000,
           maxYear: 2100,
-          onYearChanged: (year) => refreshRecord(year),
+          onYearChanged:
+              (year) =>
+                  provider.refreshRecordList("$year-01-01", "$year-12-31"),
         ),
-        Expanded(child: buildTimeline(context, recordList)),
+        Expanded(child: buildTimeline(context, provider.recordList)),
+      ],
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final provider = context.watch<FoodProvider>();
+
+    return Stack(
+      children: [
+        if (provider.isLoading)
+          buildLoadingIndicator(context)
+        else
+          _buildContent(provider),
       ],
     );
   }

lib/widgets/stats/card.dart

@@ -54,58 +54,3 @@ class StatisticCard extends StatelessWidget {
     );
   }
 }
-
-// 获取排名对应的颜色
-Color _getRankColor(int index) {
-  switch (index) {
-    case 0: // 第1名
-      return Colors.amber; // 金色
-    case 1: // 第2名
-      return Colors.grey; // 银色
-    case 2: // 第3名
-      return Colors.orange[700]!; // 铜色
-    default:
-      return Colors.black; // 普通颜色
-  }
-}
-
-Widget rankChart(List<ChartData> items) {
-  return ListView.builder(
-    itemCount: items.length,
-    itemBuilder: (context, index) {
-      final item = items[index];
-      final rank = index + 1;
-      return SizedBox(
-        height: 35,
-        child: Row(
-          mainAxisAlignment: MainAxisAlignment.spaceBetween,
-          children: [
-            Row(
-              children: [
-                Container(
-                  width: 25,
-                  alignment: Alignment.center,
-                  child: Text(
-                    '$rank.',
-                    style: TextStyle(
-                      fontWeight: FontWeight.bold,
-                      color: _getRankColor(index),
-                    ),
-                  ),
-                ),
-                Text(
-                  item.name,
-                  style: TextStyle(color: _getRankColor(index)),
-                ),
-              ],
-            ),
-            Text(
-              '${item.value.toStringAsFixed(0)} 次',
-              style: TextStyle(color: _getRankColor(index)),
-            ),
-          ],
-        ),
-      );
-    },
-  );
-}