public async Task CallWebserviceLoginUser() { if (AppStatics.CheckInternetConnection()) { try { AppStatics.Loading(loading, true); List <KeyValuePair <string, string> > values = new List <KeyValuePair <string, string> >(); values.Add(new KeyValuePair <string, string>("username", txtbxEmail.Text)); #region Password Encryption byte[] PasswordBytes = Encoding.UTF8.GetBytes(txtbxPassword.Text); string base64StringPassword = Convert.ToBase64String(PasswordBytes); var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; var stringChars = new char[8]; var random = new Random(); for (int i = 0; i < stringChars.Length; i++) { stringChars[i] = chars[random.Next(chars.Length)]; } var finalString = new String(stringChars); string EncryptPass = finalString + base64StringPassword + finalString; byte[] EncryptedPasswordBytes = Encoding.UTF8.GetBytes(EncryptPass); string SendEncryptedStringPass = Convert.ToBase64String(EncryptedPasswordBytes); #endregion values.Add(new KeyValuePair <string, string>("password", SendEncryptedStringPass)); var response = await VadodaraByFoot.ServiceLayer.CallWebservice.GetResponse_Post <RootObjectUserLogin>(WebServiceURL.Url_userLogin, values); AppStatics.Loading(loading, false); if (response != null) { if (response._resultflag == "1") { UserData _userdata = new UserData() { username = response.username, name = response.name, first_name = response.first_name, last_name = response.last_name, nickname = response.nickname, slug = response.slug, URL = response.URL, avatar = response.avatar, mobile = response.mobile, description = response.description, registered = response.registered, email = response.email, ID = response.ID }; AppStatics.SaveIsolatedData(_userdata); await Navigation.PopAsync(); } else { await DisplayAlert(AppResources.AppResources.LMessage, response.message, AppResources.AppResources.LOk); } } else { await DisplayAlert(AppResources.AppResources.LError, AppResources.AppResources.LWebserverNotResponding, AppResources.AppResources.LOk); } } catch (Exception e) { AppStatics.Loading(loading, false); await DisplayAlert(AppResources.AppResources.LError, AppResources.AppResources.LSomethingWentWrong, AppResources.AppResources.LOk); } } else { AppStatics.Loading(loading, false); await DisplayAlert(AppResources.AppResources.LError, AppResources.AppResources.LNoInternetConnection, AppResources.AppResources.LOk); } }