/// <summary>
/// Attempts the API log in request to log a user into the application
/// </summary>
/// <param name="username"></param>
/// <param name="password"></param>
/// <returns>
/// UserLoginInfoModel containing all of the user's info from login
/// </returns>
private async Task <UserLoginInfoModel> connectToUserAcct(String username, String password)
{
UserLoginInfoModel ret = new UserLoginInfoModel();
SimpleLoginPostModel loginInfo = new SimpleLoginPostModel();
loginInfo.username = username;
if (ApiHelper.ApiClient == null)
{
ApiHelper.InitializeClient();
}
HttpResponseMessage response =
await ApiHelper.ApiClient.PostAsJsonAsync("/v1/login", loginInfo);
if (response.IsSuccessStatusCode)
{
var a = response.ToString();
string content = await response.Content.ReadAsStringAsync();
ret = JsonConvert.DeserializeObject <UserLoginInfoModel>(content);
}
//id (int)
//username (string)
//inserted_at (date time)
return(ret);
}
/// <summary>
/// ctor that converts a UserLoginInfoModel to a CurrentUser
/// </summary>
/// <param name="loginInfo">
/// UserLoginInfoModel to be converted to a CurrentUser for the each use cycle
/// of the application
/// </param>
public AppWindow(UserLoginInfoModel loginInfo)
{
InitializeComponent();
CurrentUser user = new CurrentUser(loginInfo);
HomeScreen home = new HomeScreen(user);
this.Content = home;
}
/// <summary>
/// Log in logic when "Log In" button is pressed
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void LoginButton_Click(object sender, RoutedEventArgs e)
{
// This is the handling of logging in
String username = Username.Text;
String password = Password.Password;
// insure username and password are not empty lengths
if (username.Length > 0 && password.Length > 0)
{
LoginButton.IsEnabled = false;
NewAccount.IsEnabled = false;
//attempt log in API call
try
{
// await response because we do not want to proceed until
// log in is validated
UserLoginInfoModel user =
await connectToUserAcct(username, password);
if (user.id != -1)
{
// User log in was successful
AppWindow home = new AppWindow(user);
home.Show();
this.Close();
}
else
{
MessageBox.Show("Invalid Username/Password");
LoginButton.IsEnabled = true;
NewAccount.IsEnabled = true;
}
}
catch (HttpRequestException)
{
var result = MessageBox.Show(
"Connection Failed Successfully. Yes to continue without account, " +
"No to re-attempt login, Cancel to close the application",
"No API Response", MessageBoxButton.YesNoCancel);
if (result == MessageBoxResult.Yes)
{
// This is a simulated log in available if the API is down for testing
// purposes only
UserLoginInfoModel user = new UserLoginInfoModel();
user.id = 0;
user.username = "******";
user.inserted_at = "potatoes";
AppWindow home = new AppWindow(user);
home.Show();
this.Close();
}
else if (result == MessageBoxResult.Cancel)
{
this.Close();
}
else
{
LoginButton.IsEnabled = true;
NewAccount.IsEnabled = true;
}
}
}
else
{
MessageBox.Show("Please enter your username and password", "Empty Username/Password",
MessageBoxButton.OK);
}
}
/// <summary>
/// Alt Ctor for a CurrentUser with a UserLoginInfoModel parameter
/// </summary>
/// <param name="info">
/// UserLoginInfoModel from login containing most of the user information
/// </param>
public CurrentUser(UserLoginInfoModel info)
{
Username = info.username;
UserId = info.id;
}