public SLORMContext Count(params string[] columnNames)
{
if (columnNames == null)
{
throw new ArgumentNullException(nameof(columnNames));
}
foreach (var currentColumnName in columnNames)
{
var column = ColumnsInTable.GetFromName(currentColumnName);
if (column == null)
{
continue;
}
var columnAlreadyInList = ColumnsToCount.GetFromName(column.Name) != null;
if (columnAlreadyInList)
{
continue;
}
ColumnsToCount.Add(column);
}
return(this);
}
public bool IsQueryable()
{
if (!ColumnsInTable.Any())
{
return(false);
}
if (!ColumnsToGroupBy.Any() && !ColumnsToCount.Any() && !ColumnsToSum.Any())
{
return(false);
}
return(true);
}
public SLORMContext OrderBy(ColumnOrderingRequest orderingRequest)
{
var column = ColumnsInTable.GetFromName(orderingRequest.ColumnName);
if (column == null)
{
return(this);
}
var alreadyGroupedByColumn = ColumnsToGroupBy.GetFromName(column.Name) != null ||
ColumnsToSum.GetFromName(column.Name) != null ||
ColumnsToCount.GetFromName(column.Name) != null;
if (!alreadyGroupedByColumn)
{
GroupBy(column.Name);
}
var columnOrdering = new ColumnOrdering(column, orderingRequest);
ColumnsToOrderBy.Add(columnOrdering);
return(this);
}
