private async void Connect()
{
IsLoadingSession = true;
await Task.Run(() =>
{
try
{
bool connect = _loginBM.Connect(Login, Password);
if (connect)
{
DispatchService.Invoke(() => PageMediator.Notify("Change_MainWindow_UC", EUserControl.MAIN, Login));
}
else
{
Message = "Wrong username or password";
}
}
catch (System.Exception e)
{
if (e is CustomServerException)
{
DispatchService.Invoke(() => ShowRetryWindow());
}
}
finally
{
IsLoadingSession = false;
}
});
}
/// <summary>
/// Add asynchronously a patient
/// </summary>
/// <returns></returns>
private async Task AddPatient()
{
await Task.Run(() =>
{
try
{
if (!Name.IsNullOrWhiteSpace() && !Firstname.IsNullOrWhiteSpace() && Birthday != null)
{
Patient patient = new Patient()
{
Name = Name, Firstname = Firstname, Birthday = Birthday, Observations = new List <Observation>().ToArray()
};
if (_patientBM.AddPatient(patient))
{
DispatchService.Invoke(() => PageMediator.Notify("Change_Main_UC", EUserControl.MAIN_PATIENTS, _currentLogin));
}
else
{
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.ADD_PATIENT));
}
}
else
{
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.MISSING_FIELDS));
}
}
catch (Exception)
{
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.ADD_PATIENT));
}
});
}
private void LogoutSession()
{
if (_sessionBM.Disconnect())
{
PageMediator.Notify("Change_MainWindow_UC", EUserControl.LOGIN, _login);
}
else
{
ShowServerExceptionWindow();
}
}
public MainViewModel(string login)
{
_login = login;
_sessionBM = new UserBM(login);
LogoutCommand = new RelayCommand(param => LogoutSession(), param => true);
UsersViewCommand = new RelayCommand(param => LoadUsersView(), param => true);
PatientsViewCommand = new RelayCommand(param => LoadPatientsView(), param => true);
InitializeUser();
LoadUsersView();
PageMediator.Register("Change_Main_UC", OnChangeView);
}
/// <summary>
/// Add new user if fields are corrects
/// </summary>
private async Task AddUser()
{
await Task.Run(() =>
{
try
{
if (!Name.IsNullOrWhiteSpace() && !Firstname.IsNullOrWhiteSpace() &&
!Password.IsNullOrWhiteSpace() && !Login.IsNullOrWhiteSpace() &&
!Role.IsNullOrWhiteSpace())
{
User user = new User()
{
Name = Name, Firstname = Firstname, Pwd = Password, Login = Login, Role = Role, Picture = Image, Connected = false
};
if (_sessionBM.AddUser(user))
{
DispatchService.Invoke(() => PageMediator.Notify("Change_Main_UC", EUserControl.MAIN_USERS, _currentLogin));
}
else
{
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.ADD_USER));
}
}
else
{
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.MISSING_FIELDS));
}
}
catch (Exception e)
{
if (e is CustomLargePictureException)
{
DispatchService.Invoke(() => ShowPictureExceptionWindow());
}
DispatchService.Invoke(() => ShowServerExceptionWindow(ErrorDescription.ADD_USER));
}
});
}
/// <summary>
/// Show patient information details if patient selected
/// </summary>
private void ShowPatientDetails()
{
if (SelectedPatient != null)
PageMediator.Notify("Change_Main_UC", Model.Enum.EUserControl.MAIN_PATIENTS_SINGLE, SelectedPatient.Id);
}
/// <summary>
/// Go to add patient view
/// </summary>
private void ChangeView()
{
PageMediator.Notify("Change_Main_UC", Model.Enum.EUserControl.MAIN_PATIENTS_ADD, _currentLogin);
}
/// <summary>
/// Navigate to user control
/// </summary>
private void Back()
{
PageMediator.Notify("Change_Main_UC", EUserControl.MAIN_USERS, _currentLogin);
}
public MainWindowViewModel()
{
CurrentUC = new LoginUC();
PageMediator.Register("Change_MainWindow_UC", OnConnectView);
}
/// <summary>
/// Go to add user view
/// </summary>
private void ChangeView()
{
PageMediator.Notify("Change_Main_UC", EUserControl.MAIN_USERS_ADD, _currentLogin);
}
