protected override void NodeDeletionChange(EntityChangeNodeDeletion item)
{
IEnumerable <EntityChangeDescriptor> temp = ChangeLog.Where(p => p.Entity == item.Entity).ToList();
if (!temp.Any() && item.Entity.EntityId == null)
{
throw new InvalidOperationException("Unable to locate entity. It must be tracked or have an EntityId.");
}
if (temp.Any(p => p is EntityChangeNodeCreation))
{
ChangeLog.RemoveAll(p => temp.Contains(p));
}
else
{
ChangeLog.RemoveAll(p => temp.Contains(p));
ChangeLog.Add(item);
}
foreach (EntityChangeRelCreation rel in ChangeLog.Where(p => p is EntityChangeRelCreation && (((EntityChangeRelCreation)p).Source == item.Entity || ((EntityChangeRelCreation)p).Destination == item.Entity)).ToList())
{
RelDeletionChange(new EntityChangeRelDeletion(rel.Entity as IOgmConnection));
}
}
protected abstract void NodeDeletionChange(EntityChangeNodeDeletion item);