/// <summary>
/// James Heim
/// Created 2019-04-29
///
/// Populate the DataGrid with the TabLines.
/// </summary>
private void loadTabLines()
{
try
{
_vmTabLines = new List <VMTabLine>();
// Build the TabLine View Models.
foreach (var tab in _memberTab.MemberTabLines)
{
var vmTab = new VMTabLine()
{
Date = tab.DatePurchased,
FormattedPrice = tab.Price.ToString("C"),
Quantity = tab.Quantity,
OfferingID = tab.OfferingID
};
// Get the specific Offering so we can save the Description and TypeID.
var offering = _offeringManager.RetrieveOfferingByID(tab.OfferingID);
vmTab.OfferingDescription = offering.Description;
vmTab.OfferingType = offering.OfferingTypeID;
if (tab.GuestID != null)
{
vmTab.GuestID = tab.GuestID;
var guest = _guestManager.ReadGuestByGuestID((int)tab.GuestID);
vmTab.GuestName = guest.FirstName + " " + guest.LastName;
}
else
{
vmTab.GuestName = _member.FirstName + " " + _member.LastName;
}
if (tab.EmployeeID != null)
{
vmTab.EmployeeID = tab.EmployeeID;
var employee = _employeeManager.RetrieveEmployeeInfo((int)tab.EmployeeID);
vmTab.EmployeeName = employee.FirstName + " " + employee.LastName;
}
else
{
vmTab.EmployeeName = "";
}
_vmTabLines.Add(vmTab);
}
dgTabLines.ItemsSource = _vmTabLines;
}
catch (Exception ex)
{
MessageBox.Show("Database Error", ex.Message);
}
}
/// <summary>
/// James Heim
/// Created 2019-04-26
///
/// If the ViewModel does not have an OfferingType with a valid detail
/// (not Event, Item, or Room) disable the View Offering button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DgTabLines_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
_selectedItem = (VMTabLine)dgTabLines.SelectedItem;
if (_selectedItem != null)
{
// Offering Button.
if (_selectedItem.OfferingType == "Event" ||
_selectedItem.OfferingType == "Item" ||
_selectedItem.OfferingType == "Room")
{
btnViewOffering.IsEnabled = true;
}
else
{
btnViewOffering.IsEnabled = false;
}
// Guest Button.
if (_selectedItem.GuestID != null)
{
btnViewGuest.IsEnabled = true;
}
else
{
btnViewGuest.IsEnabled = false;
}
// Employee Button.
if (_selectedItem.EmployeeID != null)
{
btnViewEmployee.IsEnabled = true;
}
else
{
btnViewEmployee.IsEnabled = false;
}
}
}