public override int SaveChanges()
{
var auditDate = DateTime.UtcNow;
var userContext = _userContextProvider.GetUserContext();
foreach (var entry in ChangeTracker.Entries <IAuditable>().Where(e => e.State == EntityState.Modified || e.State == EntityState.Added))
{
switch (entry.State)
{
case EntityState.Added:
entry.Entity.CreatedOn = auditDate;
entry.Entity.ModifiedOn = auditDate;
entry.Entity.CreatedBy = userContext.UserId;
entry.Entity.ModifiedBy = userContext.UserId;
break;
case EntityState.Deleted:
break;
case EntityState.Modified:
entry.Property(w => w.CreatedOn).IsModified = false;
entry.Property(w => w.CreatedBy).IsModified = false;
entry.Entity.ModifiedOn = auditDate;
entry.Entity.ModifiedBy = userContext.UserId;
break;
}
}
return(base.SaveChanges());
}