public VacationFunctionalGroupEmployeePlacementViewModel(VacationFunctionalGroupViewModel owner, long? employeeId)
{
Owner = owner;
EmployeeId = employeeId;
if (employeeId != null)
{
Employee = Owner.Owner.Staffing.Employees.FirstOrDefault(e => e.Employee.Id == employeeId.Value);
Owner.Owner.Staffing.Employees.CollectionChanged += (_, e) =>
{
if (e.OldItems != null)
{
var item = e.NewItems.Cast<Staffing.EmployeeViewModel>().FirstOrDefault(e2 => e2.Employee.Id == employeeId.Value);
if (item != null)
{
Employee = null;
RaisePropertyChanged(() => Employee);
}
}
if (e.NewItems != null)
{
var item = e.NewItems.Cast<Staffing.EmployeeViewModel>().FirstOrDefault(e2 => e2.Employee.Id == employeeId.Value);
if (item != null)
{
Employee = item;
RaisePropertyChanged(() => Employee);
}
}
};
}
}
private void OnWorkerVacationFunctionalGroupChanged(object sender, ListItemsEventArgs<VacationService.VacationFunctionalGroup> e)
{
if (new[] { ChangeAction.Add, ChangeAction.Change }.Contains(e.Action))
{
foreach (var d in e.Items)
{
if (d.Id != 0)
{
var existedVacationFunctionalGroup = vacationFunctionalGroups.FirstOrDefault(l => l.Group.Id == d.Id);
if (existedVacationFunctionalGroup != null)
{
existedVacationFunctionalGroup.Group.CopyObjectFrom(d);
}
else
{
var vm = new VacationFunctionalGroupViewModel(d, this);
vm.PropertyChanged += (_, e2) =>
{
if (e2.PropertyName == nameof(vm.IsChecked))
{
EmployeeVacationsCollectionView.Refresh();
}
};
vacationFunctionalGroups.Add(vm);
}
}
}
}
else
{
foreach (var d in e.Items)
{
if (d.Id != 0)
{
var existedVacationFunctionalGroup = vacationFunctionalGroups.FirstOrDefault(l => l.Group.Id == d.Id);
if (existedVacationFunctionalGroup != null)
vacationFunctionalGroups.Remove(existedVacationFunctionalGroup);
}
}
}
OnVacationFunctionalGroupChanged?.Invoke(this, e);
}
