import 'package:get/get.dart';
import 'package:wallpaper/common/components/dialog/hint_dialog.dart';
import 'package:wallpaper/common/components/view_state_widget.dart';
import 'package:wallpaper/common/models/wallpaper_model.dart';
import 'package:wallpaper/common/storage/favorite_data.dart';
import 'package:wallpaper/routes/app_pages.dart';

class FavoriteController extends GetxController {
  static FavoriteController get to => Get.find<FavoriteController>();
  var viewState = ViewState.loading;
  late List<WallpaperData> wallpaperList;

  @override
  void onInit() {
    super.onInit();
    _getData();
  }

  /// 获取数据
  void _getData() {
    wallpaperList = FavoriteData().getWallpaperData().reversed.toList();
    _changeViewState();
  }

  /// 改变页面状态
  void _changeViewState() {
    viewState = wallpaperList.isNotEmpty ? ViewState.normal : ViewState.empty;
  }

  /// 点击壁纸
  void itemOnTap(int index) async {
    Get.toNamed(AppPages.wallpaperDet, arguments: {
      'isFavorite': true,
      'position': index,
      'wallpaperList': wallpaperList
    });
  }

  /// 长按壁纸
  void onLongPress(int index) {
    Get.dialog(
      barrierDismissible: false,
      HintDialog(
        content: 'Are you sure you want to delete the wallpaper?',
        confirmOnTap: () {
          FavoriteData().delete(index);
          refreshList();
        },
      ),
    );
  }

  /// 删除所有壁纸
  void deleteAll() {
    Get.dialog(
      barrierDismissible: false,
      HintDialog(
        content: 'Are you sure to delete all wallpapers?',
        confirmOnTap: () {
          FavoriteData().clear();
          wallpaperList.clear();
          _changeViewState();
          refresh();
        },
      ),
    );
  }

  /// 刷新
  void refreshList() {
    _getData();
    refresh();
  }
}