private void SpawnPrenotationView()
{
IPrenotationCoordinator pCoord = CoordinatorManager.Instance.CoordinatorOfType <IPrenotationCoordinator>();
IUserCoordinator uCoord = CoordinatorManager.Instance.CoordinatorOfType <IUserCoordinator>();
PrenotationView prenotationView = new PrenotationView();
AddInformation(prenotationView);
Func <string, ReadOnlyCollection <IPrenotation> > prenotationRetriever =
(str) => new ReadOnlyCollection <IPrenotation>((from p in pCoord.Prenotations
where p.Client.FiscalCode == str
select p).ToList());
Func <string, ICustomer> customerRetrieverByUsername =
(str) => (from u in uCoord.RegisteredUsers
where u is ICustomer &&
u.Username == str
select u as ICustomer).FirstOrDefault();
Func <string, IEnumerable <ICustomer> > customerRetrieverByLastName =
(str) => (from c in uCoord.Customers
where c.LastName.Contains(str)
select c);
new PrenotationPresenter(prenotationView, prenotationRetriever,
customerRetrieverByUsername, customerRetrieverByLastName);
prenotationView.Show();
}
public PrenotationPresenter(PrenotationView view, Func <string, ReadOnlyCollection <IPrenotation> > prenotationRetrieverByFiscaleCode,
Func <string, ICustomer> customerRetrieverByUsername, Func <string, IEnumerable <ICustomer> > customerRetrieverByLastName)
{
#region Precondizioni
if (view == null)
{
throw new ArgumentNullException("view null");
}
if (prenotationRetrieverByFiscaleCode == null)
{
throw new ArgumentNullException("prenotation Retriever null");
}
if (customerRetrieverByUsername == null)
{
throw new ArgumentNullException("customer username Retriever null");
}
if (customerRetrieverByLastName == null)
{
throw new ArgumentNullException("customer lastname Retriever null");
}
#endregion
_prenotationRetriever = prenotationRetrieverByFiscaleCode;
_customerRetrieverByUsername = customerRetrieverByUsername;
_customerRetrieverByLastName = customerRetrieverByLastName;
_customersBox = view.CustomerBox;
_prenotationControl = view.TabControl;
AuthorizationLevel authLevel = view.RetrieveTagInformation <AuthorizationLevel>("authorizationLevel");
if (authLevel == AuthorizationLevel.GUEST)
{
throw new InvalidOperationException("I Guest non possono utilizzare questa view");
}
if (authLevel == AuthorizationLevel.CUSTOMER)
{
view.SearchPanel.Enabled = false;
view.SearchPanel.Visible = false;
string fiscalCode = view.RetrieveTagInformation <string>("fiscalCode");
if (fiscalCode == null)
{
throw new InvalidOperationException("Il cliente che ha aperto la view non ha un codice fiscale");
}
ReadOnlyCollection <IPrenotation> prenotations = RetrievePrenotation(fiscalCode);
if (prenotations.Count <= 0)
{
MessageBox.Show("Non risultano attive prenotazioni a tuo nome");
}
else
{
view.TabControl.Populate(prenotations);
}
// Ripopolo la view in caso di cambiamenti
foreach (IPrenotation p in prenotations)
{
p.PrenotationChanged += (sender, pea)
=> view.TabControl.Populate(prenotations);
}
}
else
{
MessageBox.Show("Inserisci l'username o un il " +
"cognome di un cliente per visualizzare le prenotazioni");
_customersBox.DropDownStyle = ComboBoxStyle.DropDownList;
_customersBox.DisplayMember = "DisplayInfo";
_customersBox.SelectedIndexChanged += CustomerSelectedHandler;
view.SearchBox.TextChanged += SearchBoxChanged;
}
}
