import 'package:flutter/material.dart';
import 'package:get/get.dart';
import '../../constants/app_constants.dart';
import 'theme_controller.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;
  var sortByTime = true.obs; // true: 按时间排序, false: 按分类排序
  var likesFirst = true.obs; // true: 点赞在前, false: 笔记在前

  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));
    final themeController = Get.find<ThemeController>();
    Get.snackbar('提示', '内容已刷新', colorText: themeController.currentThemeColor);
  }

  void showFilterOptions(BuildContext context) {
    final themeController = Get.find<ThemeController>();
    // 先获取当前值，避免在弹窗中使用 Obx
    final currentSortByTime = sortByTime.value;
    final currentLikesFirst = likesFirst.value;

    showModalBottomSheet(
      context: context,
      builder: (BuildContext context) => Container(
        padding: const EdgeInsets.all(16),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            const Text(
              '排序选项',
              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'),
              trailing: Icon(
                currentSortByTime
                    ? Icons.radio_button_checked
                    : Icons.radio_button_unchecked,
                color: AppConstants.primaryColor,
              ),
              onTap: () {
                Navigator.pop(context);
                sortByTime.value = true;
                // 使用 Future.delayed 确保弹窗完全关闭后再显示 snackbar
                Future.delayed(const Duration(milliseconds: 100), () {
                  final tc = Get.find<ThemeController>();
                  Get.snackbar('提示', '已按时间排序', colorText: tc.currentThemeColor);
                });
              },
            ),
            ListTile(
              leading: const Icon(Icons.title),
              title: const Text('按分类排序'),
              trailing: Icon(
                !currentSortByTime
                    ? Icons.radio_button_checked
                    : Icons.radio_button_unchecked,
                color: AppConstants.primaryColor,
              ),
              onTap: () {
                Navigator.pop(context);
                sortByTime.value = false;
                // 使用 Future.delayed 确保弹窗完全关闭后再显示 snackbar
                Future.delayed(const Duration(milliseconds: 100), () {
                  final tc = Get.find<ThemeController>();
                  Get.snackbar('提示', '已按分类排序', colorText: tc.currentThemeColor);
                });
              },
            ),
            const Divider(),
            ListTile(
              leading: const Icon(Icons.swap_vert),
              title: Text(currentLikesFirst ? '点赞在前' : '笔记在前'),
              trailing: Icon(Icons.swap_vert, color: AppConstants.primaryColor),
              onTap: () {
                Navigator.pop(context);
                likesFirst.value = !likesFirst.value;
                // 使用 Future.delayed 确保弹窗完全关闭后再显示 snackbar
                Future.delayed(const Duration(milliseconds: 100), () {
                  final tc = Get.find<ThemeController>();
                  Get.snackbar(
                    '提示',
                    likesFirst.value ? '点赞在前' : '笔记在前',
                    colorText: tc.currentThemeColor,
                  );
                });
              },
            ),
          ],
        ),
      ),
    );
  }

  void navigateToSearch() {
    Get.toNamed(
      '/search',
      arguments: searchQuery.value.isEmpty ? null : searchQuery.value,
    );
  }

  void navigateToCollectNotes() {
    Get.toNamed('/collect-notes');
  }
}