public IObQueryable <TModel> OrderBy(IObQueryable <TModel> queryable)
{
if (ObSort == null)
{
ObSort = new ObSort();
}
ObSort.Add(queryable.ObSort);
return(this);
}
public IObQueryable <TModel> OrderByDescending <TKey>(Expression <Func <TModel, TKey> > keySelector)
{
if (ObSort == null)
{
ObSort = new ObSort();
}
var body = keySelector.Body;
var value = CreateValue(body);
if (value is ObProperty obProperty)
{
ObSort.AddOrderBy(obProperty);
}
if (value is object[] objs)
{
ObSort.AddOrderByDescending(objs.Select(o => (ObProperty)o).ToArray());
}
return(this);
}