void CancelChanges()
{
if (EmployeeViews.Where(e => e.IsAdded).Count() > 0 ||
EmployeeViews.Where(e => e.IsChanged).Count() > 0 ||
EmployeeViews.Where(e => e.IsDeleted).Count() > 0)
{
MessageBoxVM = new MessageBoxModel()
{
Message = "Все внесённые изменения будут удалены. Продолжить?",
Caption = "сотрудники",
Buttons = MessageBoxButton.YesNo
};
if (MessageBoxVM.Result == MessageBoxResult.Yes)
{
int numOfAdded = 0;
foreach (var eV in EmployeeViews)
{
if (eV.IsAdded)
{
numOfAdded++;
}
if (eV.IsChanged)
{
eV.Name = eV.Backup.Name;
if (eV.IsChanged)
{
eV.Surname = eV.Backup.Surname;
}
if (eV.IsChanged)
{
eV.MiddleName = eV.Backup.MiddleName;
}
if (eV.IsChanged)
{
eV.EMail = eV.Backup.EMail;
}
}
if (eV.IsDeleted)
{
eV.IsDeleted = false;
}
}
while (numOfAdded > 0)
{
EmployeeViews.Remove(EmployeeViews.First(eV => eV.IsAdded));
numOfAdded--;
}
if (EmployeeViews.FirstOrDefault(eV => eV.IsAdded || eV.IsDeleted) != null)
{
IsEmployeeViewsChanged = true;
}
else
{
IsEmployeeViewsChanged = false;
}
}
}
}
void FilterViewFromDB()
{
if (LoadFromDb == true)
{
List <Employee> employees = new List <Employee>();
try
{
if (EmployeeViews.Where(eV => eV.IsAdded).Count() > 0 ||
EmployeeViews.Where(eV => eV.IsChanged).Count() > 0 ||
EmployeeViews.Where(eV => eV.IsDeleted).Count() > 0)
{
MessageBoxVM = new MessageBoxModel()
{
Message = "Все внесённые изменения будут удалены. Продолжить?",
Caption = "сотрудники",
Buttons = MessageBoxButton.YesNo
};
if (MessageBoxVM.Result == MessageBoxResult.Yes)
{
while (EmployeeViews.Count > 0)
{
EmployeeViews.Remove(EmployeeViews.First());
}
employees = LoadFilteredDataFromDb(FilterControlName);
}
}
else
{
while (EmployeeViews.Count > 0)
{
EmployeeViews.Remove(EmployeeViews.First());
}
employees = LoadFilteredDataFromDb(FilterControlName);
}
}
catch (Exception ex)
{
MessageBoxVM = new MessageBoxModel()
{
Message = ErrorMessage.MakingMessageForMessageBox(ex),
Caption = errCaption
};
Log.WriteLogAsync(ex);
}
Mapper.Map <List <EmployeeView> >(employees)
.ForEach(e =>
{
e.PropertyChanged += (s, eArgs) =>
OnEmployeeViewChnaged(e, eArgs.PropertyName);
e.EmplProjViews.CollectionChanged += (s, eArgs) =>
OnEmplProjViewsCountChanged(e, eArgs.NewItems, eArgs.OldItems);
e.LeadProjViews.CollectionChanged += (s, eArgs) =>
OnLeadProjViewsCountChanged(e, eArgs.NewItems, eArgs.OldItems);
EmployeeViews.Add(e);
});
}
}
void SaveChanges()
{
MessageBoxVM = new MessageBoxModel()
{
Message = "Выполнить сохранение всех внесённых изменений?",
Caption = "сотрудники",
Buttons = MessageBoxButton.YesNo
};
if (MessageBoxVM.Result == MessageBoxResult.Yes)
{
List <Employee> emplsToAdd = Mapper.Map <IEnumerable <EmployeeView>, List <Employee> >(EmployeeViews.Where(eV => eV.IsAdded));
List <Employee> emplsToUpdate = Mapper.Map <IEnumerable <EmployeeView>, List <Employee> >(EmployeeViews.Where(eV => eV.IsChanged));
List <Employee> emplsToDelete = Mapper.Map <IEnumerable <EmployeeView>, List <Employee> >(EmployeeViews.Where(eV => eV.IsDeleted));
bool IsChangesSaved = false;
try
{
IsChangesSaved = EmployeeLogic.SetEmployees(emplsToAdd, emplsToUpdate, emplsToDelete);
}
catch (Exception ex)
{
MessageBoxVM = new MessageBoxModel()
{
Message = ErrorMessage.MakingMessageForMessageBox(ex),
Caption = errCaption
};
Log.WriteLogAsync(ex);
}
if (IsChangesSaved)
{
if (emplsToDelete.Count > 0)
{
while (EmployeeViews.Where(eV => eV.IsDeleted).Count() > 0)
{
EmployeeView emplView = EmployeeViews.First(eV => eV.IsDeleted);
foreach (var pV in ViewModelsContainer.ProjectsViewModel.ProjectViews)
{
pV.ProjEmplViews.Remove(Mapper.Map <ProjEmplView>(emplView));
if (pV.ProjLeadView != null && pV.ProjLeadView.Id == emplView.Id)
{
pV.ProjLeadView = null;
}
}
EmployeeViews.Remove(emplView);
}
}
if (emplsToAdd.Count > 0)
{
IEnumerator <Employee> emplEnumerator = EmployeeLogic.GetEmplIDs().GetEnumerator();
foreach (var eV in EmployeeViews)
{
emplEnumerator.MoveNext();
eV.Id = emplEnumerator.Current.Id;
if (eV.IsAdded == true)
{
eV.LeadProjViews = new ObservableCollection <EmplProjView>();
eV.EmplProjViews = new ObservableCollection <EmplProjView>();
}
eV.IsAdded = false;
}
}
if (emplsToUpdate.Count > 0)
{
foreach (var eV in EmployeeViews)
{
eV.IsChanged = false;
eV.BackupClear();
}
}
IsEmployeeViewsChanged = false;
}
}
}