public override int SaveChanges()
{
var orderItemChanges = from e in ChangeTracker.Entries <OrderItemModel>()
where e.State != EntityState.Unchanged
select e;
var addedItems = new List <OrderItemModel>();
var modifiedItems = new List <OrderItemModel>();
var removedItems = new List <OrderItemModel>();
foreach (var change in orderItemChanges)
{
if (change.State == EntityState.Added)
{
if (change.Entity.CreateDate == DateTime.MinValue)
{
change.Entity.CreateDate = DateTime.Now;
}
if (change.Entity.UpdateDate == DateTime.MinValue)
{
change.Entity.UpdateDate = DateTime.Now;
}
addedItems.Add(change.Entity);
}
else if (change.State == EntityState.Deleted)
{
removedItems.Add(change.Entity);
}
else if (change.State == EntityState.Modified)
{
change.Entity.UpdateDate = DateTime.Now;
modifiedItems.Add(change.Entity);
}
}
int res = 0;
try
{
res = base.SaveChanges();
foreach (var item in addedItems)
{
_orderItemSearcher.Added(item);
}
foreach (var item in modifiedItems)
{
_orderItemSearcher.Modified(item);
}
foreach (var item in removedItems)
{
_orderItemSearcher.Deleted(item);
}
}
catch (DbEntityValidationException e)
{
LogHelper.Error <OrderItemsDbContext>("An entity validation exception occured during saving.", e);
throw e;
}
catch (Exception e)
{
LogHelper.Error <OrderItemsDbContext>("An error occured during a save to database.", e);
throw e;
}
return(res);
}
