/// <summary>
/// Generates the reversed order by.
/// </summary>
/// <returns></returns>
public virtual string GenerateOrderByReversed()
{
StringBuilder sb = new StringBuilder();
if (query.OrderBys.Count > 0)
{
sb.Append(SqlFragment.ORDER_BY);
bool isFirst = true;
foreach (OrderBySQ ob in query.OrderBys)
{
if (!isFirst)
{
sb.Append(",");
}
sb.Append(OrderBySQ.GetOrderDirectionValue(OrderBySQ.ReverseDirection(ob.Direction)));
isFirst = false;
}
sb.AppendLine();
}
return(sb.ToString());
}
/// <summary>
/// Generates the 'order by' SQL clause.
/// </summary>
/// <param name="useReverseOrder">Generate the ORDER BY with sort order reversed for all columns/expressions.</param>
/// <returns></returns>
public virtual string GenerateOrderBy(bool useReverseOrder)
{
StringBuilder sb = new StringBuilder();
if (query.OrderBys.Count > 0)
{
sb.Append(SqlFragment.ORDER_BY);
bool isFirst = true;
foreach (OrderBySQ o in query.OrderBys)
{
if (!isFirst)
{
sb.Append(",");
}
sb.Append(o.ColumnNameOrExpression);
// SQL fragment starts with a space so don't add one
OrderBySQ.OrderDirection direction = useReverseOrder ? OrderBySQ.ReverseDirection(o.Direction) : o.Direction;
sb.Append(OrderBySQ.GetOrderDirectionValue((direction)));
isFirst = false;
}
sb.AppendLine();
}
return(sb.ToString());
}
