private async void Login()
{
var userModel = new UserModel
{
Email = Email,
Password = Password
};
var validator = new UserModelValidator();
var validationResult = validator.Validate(userModel);
if (!validationResult.IsValid)
{
ValidateMessage = validationResult.Errors[0].ErrorMessage;
return;
}
var cookieContainer = new CookieContainer();
HttpClient httpClient = new HttpClient(new HttpClientHandler()
{
CookieContainer = cookieContainer
});
var initResponse = await httpClient.GetAsync(Contants.LOGIN_URL);
var antiForgeryValues = await CookieHelper.ExtractAntiForgeryValues(initResponse);
var postRequest = new HttpRequestMessage(HttpMethod.Post, Contants.LOGIN_URL);
postRequest.Headers.Add("Cookie", new CookieHeaderValue(CookieHelper.AntiForgeryCookieName, antiForgeryValues.cookieValue).ToString());
var modelData = new Dictionary <string, string>
{
{ CookieHelper.AntiForgeryFieldName, antiForgeryValues.fieldValue },
{ "Username", this.Email },
{ "Password", this.Password }
};
postRequest.Content = new FormUrlEncodedContent(modelData);
await httpClient.SendAsync(postRequest);
var cookies = cookieContainer.GetCookies(new System.Uri(Contants.LOGIN_URL));
if (cookies.Count <= 1)
{
App.Current.MainPage.DisplayAlert("Login Failed", "Invalid Email or Password. Please try again!", "OK");
return;
}
UserInfo.CookieContainer = cookieContainer;
await App.Current.MainPage.Navigation.PushModalAsync(new MainPageView());
}
