public override void OnBeforeDelete(IDeleteRequestHandler handler)
{
foreach (var info in infoList)
{
if (!info.Attr.CascadeDelete)
{
continue;
}
var thisKey = info.ThisKeyField.AsObject(handler.Row);
if (ReferenceEquals(null, thisKey))
{
continue;
}
var oldID = GetExistingID(handler.Connection, info, thisKey);
if (oldID == null)
{
continue;
}
var deleteHandler = DefaultHandlerFactory.DeleteHandlerFor(info.Attr.RowType);
var deleteRequest = DefaultHandlerFactory.DeleteRequestFor(info.Attr.RowType);
deleteRequest.EntityId = oldID;
deleteHandler.Process(handler.UnitOfWork, deleteRequest);
}
}
private void DeleteDetail(IUnitOfWork uow, object detailId)
{
var deleteHandler = DefaultHandlerFactory.DeleteHandlerFor(rowType);
var deleteRequest = DefaultHandlerFactory.DeleteRequestFor(rowType);
deleteRequest.EntityId = detailId;
deleteHandler.Process(uow, deleteRequest);
}