public static CategoryModel ToModel <TIncremId, TCreatedBy>
(this ContentCategory <TIncremId, TCreatedBy> category,
Func <TIncremId, ContentCategory <TIncremId, TCreatedBy> > findParentFactory = null)
where TIncremId : IEquatable <TIncremId>
where TCreatedBy : IEquatable <TCreatedBy>
{
if (category.IsNull())
{
return(null);
}
var model = new CategoryModel();
model.UpdateModel(category);
if (!category.ParentId.Equals(default))
