public OrderViewModel(IUnityContainer container) : base(container)
{
//сохранить заказ
SaveOrderCommand = new DelegateLogCommand(
() =>
{
if (UnitOfWork.SaveChanges().OperationCompletedSuccessfully)
{
Item.AcceptChanges();
_unitsWrappers.AcceptChanges();
var changed = _unitsWrappers.ModifiedItems.ToList();
if (changed.Any())
{
Container.Resolve <IEventAggregator>().GetEvent <AfterSaveOrderItemsEvent>().Publish(changed.Select(salesUnitOrderItem => salesUnitOrderItem.Model));
}
}
SaveOrderCommand.RaiseCanExecuteChanged();
},
() =>
{
//юниты валидны
var unitsIsValid = _unitsWrappers != null && _unitsWrappers.IsValid;
if (!unitsIsValid)
{
return(false);
}
//заказ валиден
var orderIsValid = Item != null && Item.IsValid && GroupsInOrder.Any();
if (!orderIsValid)
{
return(false);
}
//если нет плановых дат производства
if (GroupsInOrder.SelectMany(x => x.Units).Any(x => x.EndProductionPlanDate == null))
{
return(false);
}
//если нет позиций заказа
if (GroupsInOrder.SelectMany(x => x.Units).Any(x => string.IsNullOrEmpty(x.OrderPosition)))
{
return(false);
}
//что-то изменилось
return(_unitsWrappers.IsChanged || Item.IsChanged);
});
RemoveOrderCommand = new DelegateLogCommand(
() =>
{
var dr = Container.Resolve <IMessageService>().ShowYesNoMessageDialog("Удаление", "Вы уверены, что хотите удалить этот заказ?");
if (dr != MessageDialogResult.Yes)
{
return;
}
var order = Item.Model;
_unitsWrappers.ForEach(x => x.RejectChanges());
foreach (var groupInOrder in GroupsInOrder)
{
groupInOrder.EndProductionPlanDate = null;
groupInOrder.SignalToStartProductionDone = null;
groupInOrder.Order = null;
groupInOrder.Units.ForEach(x => x.OrderPosition = string.Empty);
}
_unitsWrappers.ForEach(salesUnitOrderItem => salesUnitOrderItem.AcceptChanges());
if (UnitOfWork.RemoveEntity(order).OperationCompletedSuccessfully)
{
Container.Resolve <IEventAggregator>().GetEvent <AfterRemoveOrderEvent>().Publish(order);
GoBackCommand.Execute(null);
}
});
AddGroupCommand = new DelegateLogCommand(AddGroupCommand_Execute, () => GroupsPotential.SelectedItem != null);
RemoveGroupCommand = new DelegateLogCommand(RemoveGroupCommand_Execute, () => GroupsInOrder.SelectedItem != null);
ShowProductStructureCommand = new DelegateLogCommand(
() =>
{
var salesUnit = GroupsPotential.SelectedUnit?.Model ??
GroupsPotential.SelectedGroup.Unit;
var productStructureViewModel = new ProductStructureViewModel(salesUnit);
Container.Resolve <IDialogService>().Show(productStructureViewModel, "Структура продукта");
},
() => GroupsPotential.SelectedItem != null);
}
