深色模式、首页设置页面和功能优化

lib/services/get/favorites_controller.dart

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+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import '../../constants/app_constants.dart';
+
+class FavoritesController extends GetxController {
+  var categories = ['全部', '点赞', '笔记', '推送', '每日一句'].obs;
+  var isGridView = true.obs;
+  var currentTabIndex = 0.obs;
+  var searchQuery = ''.obs;
+
+  void toggleViewMode() {
+    isGridView.value = !isGridView.value;
+  }
+
+  void setCurrentTabIndex(int index) {
+    currentTabIndex.value = index;
+  }
+
+  void setSearchQuery(String query) {
+    searchQuery.value = query;
+  }
+
+  Future<void> refreshContent() async {
+    await Future.delayed(const Duration(milliseconds: 500));
+    Get.snackbar('提示', '内容已刷新');
+  }
+
+  void showFilterOptions(BuildContext context) {
+    showModalBottomSheet(
+      context: context,
+      builder: (context) => Container(
+        padding: const EdgeInsets.all(16),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            const Text(
+              '筛选选项',
+              style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+            ),
+            const SizedBox(height: 16),
+            ListTile(
+              leading: const Icon(Icons.date_range),
+              title: const Text('按时间排序'),
+              onTap: () {
+                Navigator.pop(context);
+                Get.snackbar('提示', '按时间排序');
+              },
+            ),
+            ListTile(
+              leading: const Icon(Icons.title),
+              title: const Text('按标题排序'),
+              onTap: () {
+                Navigator.pop(context);
+                Get.snackbar('提示', '按标题排序');
+              },
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  void navigateToSearch() {
+    Get.toNamed('/search', arguments: searchQuery.value.isEmpty ? null : searchQuery.value);
+  }
+
+  void navigateToCollectNotes() {
+    Get.toNamed('/collect-notes');
+  }
+}