public async Task <bool> LoadLink() { ValueDTO <LienKetPHvsHS> val = await new LienKetPHvsHS().GetData(App.IDAccount); if (val.Error != 0) { await DisplayAlert("Thông báo", error.IDErrorToNotify(val.Error), "OK"); btn_Login.IsEnabled = true; App.ResetSource(); return(false); } else { App.lstPHvsHs = val.ListT; return(true); } }