private async Task GetSheets()
 {
     try
     {
         Sheets = await sheetAPIHelper.GetSheets(ParentLayout.LoggedInUser.Token);
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message, "Error");
     }
 }
 private async Task GetSheets(string searchText)
 {
     try
     {
         IsProgressing = true;
         Sheets        = string.IsNullOrWhiteSpace(searchText) ? await apiHelper.GetSheets(ParentLayout.LoggedInUser.Token) : await apiHelper.GetSheets(ParentLayout.LoggedInUser.Token, searchText);
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message, "Error");
     }
     finally
     {
         IsProgressing = false;
     }
 }