public override async Task OnStartAsync(StartKind startKind, IActivatedEventArgs args)
{
UserToDisplay defaultUser = null;
try
{
// Get default user from db
defaultUser = UserService.GetDefaultUser();
if (defaultUser != null)
{
User = defaultUser;
NavigationService.Navigate(typeof(Views.NowPlaying));
}
else
{
NavigationService.Navigate(typeof(Views.AskForUserName));
}
await Task.CompletedTask;
}
catch (Exception ex)
{
Logger.LogError(this, ex.Message);
WindowWrapper.Current().Dispatcher.Dispatch(() =>
{
var errorMessage = "There was an error during fetching default user.";
var modal = Window.Current.Content as ModalDialog;
var errorDialog = new ErrorDialog(errorMessage);
modal.ModalContent = errorDialog;
modal.IsModal = true;
modal.ModalBackground = new SolidColorBrush(Colors.Transparent);
});
}
}
/// <summary>
/// Adds user to Users table or logs in when user exist
/// </summary>
public void AddUserOrLogIn()
{
try
{
UserToDisplay tempUser = null;
if (!UserService.UserExist(UserName)) // If new user
{
UserService.AddUser(new UserToAdd()
{
username = UserName,
isDefault = (bool)IsDefault
});
tempUser = UserService.GetUser(UserName);
Logger.LogInfo(this, $"Added user {tempUser.username} (ID: {tempUser.id})");
App.User = tempUser;
Logger.LogInfo(this, $"Logged in as user {App.User.username} (ID: {App.User.id})");
}
else // If user exists
{
tempUser = UserService.GetUser(UserName);
if (tempUser.isDefault != IsDefault)
{
tempUser.isDefault = (bool)IsDefault;
UserService.ModifyUser(tempUser);
Logger.LogInfo(this, $"Modified user {tempUser.username} (ID: {tempUser.id})");
}
App.User = tempUser;
Logger.LogInfo(this, $"Logged in as user {App.User.username} (ID: {App.User.id})");
}
NavigationService.Navigate(typeof(Views.NowPlaying));
}
catch (Exception ex)
{
Logger.LogError(this, ex.Message);
ShowErrorMessage("There was an error during loggin in / adding user.");
}
}
/// <summary>
/// Modifies user in database
/// </summary>
/// <param name="user"></param>
public static void ModifyUser(UserToDisplay user)
{
if (user != null)
{
using (var db = new TraxxPlayerContext())
{
if (UserExist(user.id))
{
var userToModify = db.Users.First(u => u.id == user.id);
userToModify.username = user.username;
userToModify.isDefault = user.isDefault;
db.SaveChanges();
}
else
{
throw new Exception("User with provided id doesn't exist. Add failed");
}
}
}
else
{
throw new Exception("User cannot be null. Add failed");
}
}
private void DeleteUserExecute(UserToDisplay user)
{
_userService.DeleteUser(user.Login);
RetrieveUsers();
}