public virtual string Sort(QueryBuilder queryBuilder, IQueryOptions options, TableKey queryLevelTable)
{
IEnumerable <ColumnInfo> orderByColumns = null;
Direction = SortingDirection.ASC;
if (queryLevelTable == StorageDbSchemaProvider.StudyTableName)
{
var studyTable = SchemaProvider.GetTableInfo(StorageDbSchemaProvider.StudyTableName);
orderByColumns = new ColumnInfo [] { studyTable.KeyColumn };
Direction = SortingDirection.DESC;
}
else if (queryLevelTable == StorageDbSchemaProvider.SeriesTableName)
{
orderByColumns = SchemaProvider.GetColumnInfo((uint)DicomTag.SeriesNumber);
}
if (queryLevelTable == StorageDbSchemaProvider.ObjectInstanceTableName)
{
orderByColumns = SchemaProvider.GetColumnInfo((uint)DicomTag.InstanceNumber);
}
if (null != orderByColumns)
{
SortBy = string.Join(",", orderByColumns.Select(column => (string)column));
foreach (var column in orderByColumns)
{
if (!queryBuilder.ProcessedColumns.ContainsKey(queryLevelTable) ||
(queryBuilder.ProcessedColumns.ContainsKey(queryLevelTable) &&
!queryBuilder.ProcessedColumns[queryLevelTable].Contains(column)))
{
queryBuilder.ProcessColumn(queryLevelTable, column);
}
}
string queryText = queryBuilder.GetQueryText(queryLevelTable, options);
if (ApplyPagination && CanPaginate(queryBuilder, options, queryLevelTable))
{
CountColumn = "TotalRows";
return(string.Format(Sorting_Template,
queryText,
CountColumn,
string.Format(OrderBy_Template, SortBy, GetDirection()),
string.Format(Pagination_Template, options.Offset, options.Limit)));
}
else
{
return(queryText + string.Format(OrderBy_Template,
SortBy,
GetDirection( )));
}
}
else
{
return(queryBuilder.GetQueryText(queryLevelTable, options));
}
}
