/// <summary>
/// Method to retrieve changes made on the page containing my lessons
/// This method adds the new element to the table and sorts it according to the dates of the lessons
/// </summary>
/// <param name="id"></param>
private void MessageReceived(int id)
{
Items.Add(DrivingLessonService.GetByIdWithInstructor(id));
List <DrivingLessonInstructor> liste = Items.OrderBy(s => s.DateTime).ToList();
Items.Clear();
foreach (DrivingLessonInstructor item in liste)
{
Items.Add(item);
}
}
/// <summary>
/// Display a PopUp and perform an action depending on the chosen option
/// </summary>
/// <param name="DrivingLessonInstructor"></param>
private async void ShowExitDialog(DrivingLessonInstructor DrivingLessonInstructor)
{
int id = DrivingLessonInstructor.DrivingLessonId;
TimeSpan difference = DrivingLessonInstructor.DateTime - DateTime.Now;
// If the course takes place in 3 days or more
if (difference.Days >= 3)
{
var answer = await Application.Current.MainPage.DisplayAlert("Confirmation de désinscription", "Êtes vous sûr de vouloir vous désinscrire à la leçon du \n" + DrivingLessonInstructor.DateTime + "? \n\nInstructeur : " + DrivingLessonInstructor.InstructorFirstName + " " + DrivingLessonInstructor.InstructorLastName, "Oui", "Non");
// If the user responds positively
if (answer)
{
// The driving lesson loses the id of the user
int updateLessonId = DrivingLessonService.UpdateUserIdForDrivingLesson(id, 0);
ListeDrivingLessons = DrivingLessonService.GetMyDrivingLessonsByUserId(int.Parse(Application.Current.Properties["UserId"].ToString()), true);
if (ListeDrivingLessons != null)
{
// The lesson is removed from the table
Items.Remove(DrivingLessonInstructor);
}
// Informations of this lesson are sent to the page containing all available lessons
_ea.GetEvent <DrivingSentEventUnregister>().Publish(updateLessonId);
if (updateLessonId != 0)
{
// Deleting notifications for canceled lesson
InitializeItems();
NotificationCenter.Current.Cancel(int.Parse(DrivingLessonInstructor.DrivingLessonId.ToString() + "1"));
NotificationCenter.Current.Cancel(int.Parse(DrivingLessonInstructor.DrivingLessonId.ToString() + "3"));
}
else
{
await Application.Current.MainPage.DisplayAlert("Erreur", "Une erreur est survenue pendant l'annulation de l'inscription à la séssion. Veuillez réésayer. Si le problème persiste, veuillez contacter l'auto école.", "Ok");
}
}
}
// Otherwise, the user can not cancel the course
else
{
await Application.Current.MainPage.DisplayAlert("Erreur", "Vous ne pouvez pas supprimer une session qui est prévue pour dans moins de 72h.", "Ok");
}
}
// Initialization of datas into table
private void InitializeItems()
{
ListeDrivingLessons = DrivingLessonService.GetMyDrivingLessonsByUserId(int.Parse(Application.Current.Properties["UserId"].ToString()), false);
Items = new ObservableCollection <DrivingLessonInstructor>(ListeDrivingLessons);
}
/// <summary>
/// Constructor of the viewModel
/// </summary>
/// <param name="navigationService"></param>
/// <param name="drivingLessonService"></param>
public HistoryDrivingLessonsPageViewModel(INavigationService navigationService, DrivingLessonService drivingLessonService)
: base(navigationService, drivingLessonService)
{
Title = "Historique des leçons";
InitializeItems();
CommentLessonCommand = new DelegateCommand <DrivingLessonInstructor>(CommentLesson);
}
/// <summary>
/// Popup to validate or not a registration to a driving court
/// </summary>
/// <param name="DrivingLessonInstructor"></param>
private async void ShowExitDialog(DrivingLessonInstructor DrivingLessonInstructor)
{
int id = DrivingLessonInstructor.DrivingLessonId;
int userId = int.Parse(Application.Current.Properties["UserId"].ToString());
bool answer = await Application.Current.MainPage.DisplayAlert("Confirmation d'inscription", "Êtes-vous sûr de vouloir vous inscrire à la leçon du \n" + DrivingLessonInstructor.DateTime + " ?\n \nInstructeur : \n" + DrivingLessonInstructor.InstructorFirstName + " " + DrivingLessonInstructor.InstructorLastName, "Oui", "Non");
// If the user responds positively to the popup
if (answer)
{
int drivingLessonId = DrivingLessonService.UpdateUserIdForDrivingLesson(id, userId);
ListeDrivingLessons = DrivingLessonService.GetDrivingLessonsByUserId(userId);
if (ListeDrivingLessons != null)
{
// Actualization of table
Items.Clear();
foreach (DrivingLessonInstructor item in ListeDrivingLessons)
{
Items.Add(item);
}
}
if (drivingLessonId != 0)
{
// Notification one hour before class
var notification = new NotificationRequest
{
NotificationId = int.Parse(DrivingLessonInstructor.DrivingLessonId.ToString() + "1"),
Title = "Seance de conduite",
Description = "Attention, vous avez une leçon de conduite à " + DrivingLessonInstructor.DateTime.Hour + "h et " + DrivingLessonInstructor.DateTime.Minute + "m.",
ReturningData = "Dummy data", // Returning data when tapped on notification.
NotifyTime = DrivingLessonInstructor.DateTime.AddHours(-1)
};
NotificationCenter.Current.Show(notification);
DateTime dateLecon = new DateTime(DrivingLessonInstructor.DateTime.Year, DrivingLessonInstructor.DateTime.Month, DrivingLessonInstructor.DateTime.Day);
DateTime dateJour = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day);
// If the lesson goes well in at least a day
if (dateLecon > dateJour)
{
// Notification one day before class
notification = new NotificationRequest
{
NotificationId = int.Parse(DrivingLessonInstructor.DrivingLessonId.ToString() + "3"),
Title = "Seance de conduite",
Description = "Attention, vous avez une leçon de conduite demain à " + DrivingLessonInstructor.DateTime.Hour + "h et " + DrivingLessonInstructor.DateTime.Minute + "m.",
ReturningData = "Dummy data", // Returning data when tapped on notification.
NotifyTime = DrivingLessonInstructor.DateTime.AddDays(-1)
};
NotificationCenter.Current.Show(notification);
}
// Registration information for this lesson is sent to the page containing all my lessons
_ea.GetEvent <DrivingSentEvent>().Publish(drivingLessonId);
await Application.Current.MainPage.DisplayAlert("Validation", "Vous êtes désormais inscrit à la session du : " + DrivingLessonInstructor.DateTime, "Ok");
}
else
{
await Application.Current.MainPage.DisplayAlert("Erreur", "Une erreur est survenue pendant l'inscription à la séssion. Veuillez réésayer. Si le problème persiste, veuillez contacter l'auto école.", "Ok");
}
}
}
/// <summary>
/// Constructor of the viewModel
/// </summary>
/// <param name="navigationService"></param>
/// <param name="ea"></param>
/// <param name="drivingLessonService"></param>
public DrivingLessonsListPageViewModel(INavigationService navigationService, IEventAggregator ea, DrivingLessonService drivingLessonService)
: base(navigationService, drivingLessonService)
{
Title = "Leçons disponibles";
InitializeItems();
_ea = ea;
_ea.GetEvent <DrivingSentEventUnregister>().Subscribe(MessageReceived);
InscriptionLessonCommand = new DelegateCommand <DrivingLessonInstructor>(InscriptionLesson);
}
public ViewModelBase(INavigationService navigationService, DrivingLessonService drivingLessonService)
{
NavigationService = navigationService;
DrivingLessonService = drivingLessonService;
}
/// <summary>
/// Constructor of the viewModel
/// </summary>
/// <param name="navigationService"></param>
/// <param name="ea"></param>
/// <param name="drivingLessonService"></param>
public MyLessonsPageViewModel(INavigationService navigationService, IEventAggregator ea, DrivingLessonService drivingLessonService)
: base(navigationService, drivingLessonService)
{
Title = "Mes leçons";
InitializeItems();
_ea = ea;
_ea.GetEvent <DrivingSentEvent>().Subscribe(MessageReceived);
AnnulerLeconCommand = new DelegateCommand <DrivingLessonInstructor>(AnnulerLecon);
}
