private async void clickBtnLogIn(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(username.Text) || string.IsNullOrEmpty(username.Text))
{
Snackbar bar = Snackbar.Make(parentLayout, "Fill username", Snackbar.LengthLong);
bar.SetText(Html.FromHtml("<font color=\"#000000\">Fill username</font>"));
Snackbar.SnackbarLayout layout = (Snackbar.SnackbarLayout)bar.View;
layout.SetMinimumHeight(100);
layout.SetBackgroundColor(Android.Graphics.Color.White);
layout.TextAlignment = TextAlignment.Center;
layout.ScrollBarSize = 16;
bar.SetActionTextColor(Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Red));
bar.SetDuration(Snackbar.LengthLong);
bar.SetAction("Ok", (v) => { });
bar.Show();
}
else if (string.IsNullOrWhiteSpace(password.Text) || string.IsNullOrEmpty(password.Text))
{
Snackbar bar = Snackbar.Make(parentLayout, Html.FromHtml("<font color=\"#000000\">Fill password</font>"), Snackbar.LengthLong);
Snackbar.SnackbarLayout layout = (Snackbar.SnackbarLayout)bar.View;
layout.SetMinimumHeight(100);
layout.SetBackgroundColor(Android.Graphics.Color.White);
layout.TextAlignment = TextAlignment.Center;
layout.ScrollBarSize = 16;
bar.SetActionTextColor(Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Red));
bar.SetDuration(Snackbar.LengthLong);
bar.SetAction("Ok", (v) => { });
bar.Show();
}
else
{
var progressDialog = new ProgressDialog(this);
try
{
progressDialog.SetIcon(2130968582);
progressDialog.SetCancelable(true);
progressDialog.SetMessage("Please wait!");
progressDialog.SetProgressStyle(ProgressDialogStyle.Spinner);
progressDialog.Show();
var client = new HttpClient();
var keyValueLogIn = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("username", username.Text),
new KeyValuePair <string, string>("password", password.Text),
new KeyValuePair <string, string>("grant_type", "password")
};
var request = new HttpRequestMessage(HttpMethod.Post, "UrlApiToken");
request.Content = new FormUrlEncodedContent(keyValueLogIn);
var response = await client.SendAsync(request);
var content = await response.Content.ReadAsStringAsync();
if (response.IsSuccessStatusCode)
{
TokenModel tokenFromServer = JsonConvert.DeserializeObject <TokenModel>(content);
var jsonContent = JsonConvert.SerializeObject(username.Text);
var LogIncontent = new StringContent(jsonContent, Encoding.ASCII, "application/json");
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", tokenFromServer.access_token);
response = await client.PostAsync("UrlApi" + "api/Account/userdata", LogIncontent);
var userData = await response.Content.ReadAsStringAsync();
User user = JsonConvert.DeserializeObject <User>(userData);
var userSession = new UserSession
{
FirstName = user.FirstName,
LastName = user.LastName,
userId = user.userId,
Token = tokenFromServer.access_token,
user_image = user.user_image
};
con.Insert(userSession);
progressDialog.Cancel();
StartActivity(typeof(MainActivity));
}
else
{
LogInError logInError = JsonConvert.DeserializeObject <LogInError>(content);
var alertLogInError = new Android.App.AlertDialog.Builder(this);
alertLogInError.SetTitle(logInError.error);
alertLogInError.SetMessage(logInError.error_description);
username.Text = "";
password.Text = "";
Snackbar bar = Snackbar.Make(parentLayout, Html.FromHtml("<font color=\"#000000\">" + logInError.error + " - " + logInError.error_description + "</font>"), Snackbar.LengthLong);
Snackbar.SnackbarLayout layout = (Snackbar.SnackbarLayout)bar.View;
layout.SetMinimumHeight(100);
layout.SetBackgroundColor(Android.Graphics.Color.White);
layout.TextAlignment = TextAlignment.Center;
layout.ScrollBarSize = 16;
bar.SetActionTextColor(Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Red));
bar.SetDuration(Snackbar.LengthLong);
bar.SetAction("Ok", (v) => { });
bar.Show();
progressDialog.Cancel();
}
}
catch (HttpRequestException httpEx)
{
Snackbar bar = Snackbar.Make(parentLayout, Html.FromHtml("<font color=\"#000000\">Please check your internet connection!</font>"), Snackbar.LengthLong);
Snackbar.SnackbarLayout layout = (Snackbar.SnackbarLayout)bar.View;
layout.SetMinimumHeight(100);
layout.SetBackgroundColor(Android.Graphics.Color.White);
layout.TextAlignment = TextAlignment.Center;
layout.ScrollBarSize = 16;
bar.SetActionTextColor(Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Red));
bar.SetDuration(Snackbar.LengthIndefinite);
bar.SetAction("Ok", (v) => { });
bar.Show();
progressDialog.Cancel();
}
catch (Exception ex)
{
Snackbar bar = Snackbar.Make(parentLayout, Html.FromHtml("<font color=\"#000000\">Error: " + ex + "</font>"), Snackbar.LengthLong);
Snackbar.SnackbarLayout layout = (Snackbar.SnackbarLayout)bar.View;
layout.SetMinimumHeight(100);
layout.SetBackgroundColor(Android.Graphics.Color.White);
layout.TextAlignment = TextAlignment.Center;
layout.ScrollBarSize = 16;
bar.SetActionTextColor(Android.Content.Res.ColorStateList.ValueOf(Android.Graphics.Color.Red));
bar.SetDuration(Snackbar.LengthIndefinite);
bar.SetAction("Ok", (v) => { });
bar.Show();
progressDialog.Cancel();
}
}
}
public async Task <ActionResult> Index(LogIn logIn)
{
string SECRETKEY = ConfigurationManager.AppSettings["captchaSecret"];
string userResponse = logIn.gRecaptchaResponse;
var webClient = new WebClient();
string verification = webClient.DownloadString(ConfigurationManager.AppSettings["captchaLink"] + "secret=" + SECRETKEY + "&response=" + userResponse);
var verificationJson = JsonConvert.DeserializeObject <CaptchaResponse>(verification);
bool rezultati = verificationJson.success;
var httpClient = new HttpClient();
var jsonCaptchaLogs = new Logs {
action = verificationJson.action,
challenge_ts = verificationJson.challenge_ts,
score = verificationJson.score,
time_accessed = DateTime.Now,
ip = Request.UserHostAddress,
hostname = Request.UserHostName,
success = verificationJson.success,
url = Request.Url.ToString()
};
var captchaContent = new StringContent(JsonConvert.SerializeObject(jsonCaptchaLogs), Encoding.ASCII, "application/json");
await httpClient.PostAsync(ConfigurationManager.AppSettings["url"] + "api/logs/saveRecaptchaLogs", captchaContent);
if (!rezultati)
{
TempData["LogInError"] = "RecaptchaError";
return(RedirectToAction("Index"));
}
if (!ModelState.IsValid)
{
return(View(logIn));
}
try
{
var credentialsToBeSend = new List <KeyValuePair <string, string> > {
new KeyValuePair <string, string>("username", logIn.username),
new KeyValuePair <string, string>("password", logIn.password),
new KeyValuePair <string, string>("grant_type", "password")
};
var request = new HttpRequestMessage(HttpMethod.Post, ConfigurationManager.AppSettings["url"] + "Token");
request.Content = new FormUrlEncodedContent(credentialsToBeSend);
var client = new HttpClient();
var response = await client.SendAsync(request);
var content = await response.Content.ReadAsStringAsync();
if (response.StatusCode == (HttpStatusCode)429)
{
TempData["LogInError"] = "429";
return(RedirectToAction("Index"));
}
LogInError deserializeContent = JsonConvert.DeserializeObject <LogInError>(content);
if (deserializeContent.error != null)
{
TempData["LogInError"] = deserializeContent.error;
TempData["LockError"] = deserializeContent.error_description;
return(RedirectToAction("Index"));
}
else
{
TokenResponseApi tokenResponse = JsonConvert.DeserializeObject <TokenResponseApi>(content);
Session["Access_Token"] = tokenResponse.access_token;
string username = logIn.username;
var jsonContent = JsonConvert.SerializeObject(username);
var LogIncontent = new StringContent(jsonContent, Encoding.ASCII, "application/json");
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", Session["Access_Token"].ToString());
response = await client.PostAsync(ConfigurationManager.AppSettings["url"] + "api/Account/userdata", LogIncontent);
var userData = await response.Content.ReadAsStringAsync();
User user = JsonConvert.DeserializeObject <User>(userData);
user.user_image = "data:Image/png;base64," + user.user_image;
Session["userSession"] = user;
return(RedirectToAction("Main", "Home"));
}
}
catch (Exception ex)
{
TempData["LogInError"] = ex;
return(RedirectToAction("Index", "LogIn"));
}
}
protected virtual void OnLogInError() => LogInError?.Invoke();
