public void Dequyvecay(DataTable tb, GainRatio gr, int ID_Parent, Attribute[] attributes, int count)
{
for (int i = 0; i < gr.at.values.Length; i++)
{
tb.DefaultView.RowFilter = "tinhhieuqua='Có' and " + gr.at.AttributeName + "='" + gr.at.values[i] + "'";
DataTable tb_C = tb.DefaultView.ToTable().Copy();
double C = tb_C.Rows.Count;
tb.DefaultView.RowFilter = "tinhhieuqua='Không' and " + gr.at.AttributeName + "='" + gr.at.values[i] + "'";
DataTable tb_K = tb.DefaultView.ToTable().Copy();
double KK = tb_K.Rows.Count;
if (C > 0 && KK <= 0)
{
// foreach (DataRow rowc in tb_C.Rows){
DataRow row = GetRow(this.tbTree.Rows.Count + 1, ID_Parent, gr.at.values[i], "Có", gr, tb_C.Rows[0]["MaSP"].ToString());
this.tbTree.Rows.Add(row);
// }
}
else if (KK > 0 && C <= 0)
{
//foreach (DataRow rowk in tb_K.Rows)
//{
DataRow row = GetRow(this.tbTree.Rows.Count + 1, ID_Parent, gr.at.values[i], "Không", gr, tb_K.Rows[0]["MaSP"].ToString());
this.tbTree.Rows.Add(row);
// }
}
if (C > 0 && KK > 0)
{
tb.DefaultView.RowFilter = gr.at.AttributeName + "='" + gr.at.values[i] + "'";
DataTable tb1 = tb.DefaultView.ToTable().Copy();
Attribute[] attributes1 = this.delete(attributes, gr.at.AttributeName);
if (attributes1.Length > 0)
{
List <GainRatio> arr_GainRatio1 = GetGainRatio(attributes1, tb1);
int count_child = this.tbTree.Rows.Count + 1;
count = this.tbTree.Rows.Count + 1;
DataRow row = GetRow(this.tbTree.Rows.Count + 1, ID_Parent, gr.at.values[i], DBNull.Value, gr, tb1.Rows[0]["MaSP"].ToString());
this.tbTree.Rows.Add(row);
Dequyvecay(tb1, arr_GainRatio1[0], count_child, attributes1, count);
}
}
}
}
public List <GainRatio> GetGainRatio(Attribute[] attributes, DataTable tb)
{
List <GainRatio> arr_GainRatio = new List <GainRatio>();
for (int i = 0; i < attributes.Length; i++)
{
GainRatio GR = new GainRatio(this.GainRation(attributes[i], tb), attributes[i]);
arr_GainRatio.Add(GR);
}
for (int i = 0; i < arr_GainRatio.Count - 1; i++)
{
for (int j = i + 1; j < arr_GainRatio.Count; j++)
{
if ((arr_GainRatio[j]).value > (arr_GainRatio[i]).value)
{
GainRatio temp = arr_GainRatio[i];
arr_GainRatio[i] = arr_GainRatio[j];
arr_GainRatio[j] = temp;
}
}
}
return(arr_GainRatio);
}
private DataRow GetRow(int count, object Parent_ID, object value, object tinhhieuqua, GainRatio gar, String MaSP)
{
DataRow row = this.tbTree.NewRow();
row["ID"] = count;
switch (gar.at.AttributeName)
{
case "SoThich":
row["SoThich"] = value;//gar.at.mlable;
row["GioiTinh"] = DBNull.Value;
row["Tuoi"] = DBNull.Value;
row["Thunhap"] = DBNull.Value;
row["TinhHieuQua"] = tinhhieuqua;
row["Parent_ID"] = Parent_ID;
row["MaSP"] = MaSP;
break;
case "GioiTinh":
row["SoThich"] = DBNull.Value;
row["GioiTinh"] = value; //gar.at.mlable;
row["Tuoi"] = DBNull.Value;
row["Thunhap"] = DBNull.Value;
row["TinhHieuQua"] = tinhhieuqua;
row["Parent_ID"] = Parent_ID;
row["MaSP"] = MaSP;
break;
case "Tuoi":
row["SoThich"] = DBNull.Value;
row["GioiTinh"] = DBNull.Value;
row["Tuoi"] = value;//gar.at.mlable;
row["Thunhap"] = DBNull.Value;
row["TinhHieuQua"] = tinhhieuqua;
row["Parent_ID"] = Parent_ID;
row["MaSP"] = MaSP;
break;
case "Thunhap":
row["SoThich"] = DBNull.Value;
row["GioiTinh"] = DBNull.Value;
row["Tuoi"] = DBNull.Value;//gar.at.mlable;
row["Thunhap"] = value;
row["TinhHieuQua"] = tinhhieuqua;
row["Parent_ID"] = Parent_ID;
row["MaSP"] = MaSP;
break;
}
return(row);
}
