public override Task <int> SaveChangesAsync(CancellationToken cancellationToken = new CancellationToken())
{
foreach (var entry in ChangeTracker.Entries <AuditableEntity>())
{
switch (entry.State)
{
case EntityState.Added:
entry.Entity.CreatedAt = DateTime.UtcNow;
entry.Entity.CreatedByMemberId = _currentUserService.GetMemberId();
break;
case EntityState.Modified:
entry.Entity.LastModifiedAt = DateTime.UtcNow;
entry.Entity.LastModifiedByMemberId = _currentUserService.GetMemberId();
break;
case EntityState.Deleted:
if (entry.Entity is ISoftDeletable deletable)
{
// Unchanged so only the relevant columns are sent to the db
entry.State = EntityState.Unchanged;
deletable.DeletedAt = DateTime.UtcNow;
deletable.IsDeleted = true;
deletable.DeletedByMemberId = _currentUserService.GetMemberId();
}
break;
}
}
return(base.SaveChangesAsync(cancellationToken));
}