private FPNode CreateFPTree(ShoppingRecords2 supDataset)
{
var root = new FPNode("root");
foreach (ShoppingRecord2 record in supDataset.Data.Values)
{
root.Add(record.Items, 0);
}
return(root);
}
public ShoppingRecords2 GetFilter(Dictionary <string, int> filter)
{
var result = new ShoppingRecords2();
foreach (var kvp in _dict)
{
ShoppingRecord2 record = kvp.Value;
foreach (string item in record.Items)
{
if (filter.ContainsKey(item) == false)
{
continue;
}
// todo: need sort
result.Add(kvp.Key, item);
}
}
return(result);
}
