public async Task <BaseApiResult <WallpaperOption> > GetWallpaperOption(string wallpaperDir)
        {
            try
            {
                var res = await WallpaperApi.GetWallpaperOption(wallpaperDir, new WallpaperOption());

                return(BaseApiResult <WallpaperOption> .SuccessState(res));
            }
            catch (Exception ex)
            {
                return(BaseApiResult <WallpaperOption> .ExceptionState(ex));
            }
        }