/// <summary>
/// Show the node and all its child
/// </summary>
/// <param name="parent">the node to show</param>
public void showNode(Node parent)
{
counter = 1;
Console.Clear();
Console.WriteLine(parent.Name);
foreach (Node child in parent.Children)
{
showNode(child," ");
}
}
/// <summary>
/// Show the node and all its child and by adding spaces to show in the console who's child of who.
/// </summary>
/// <param name="parent"></param>
/// <param name="add"></param>
public void showNode(Node parent, string add)
{
Console.WriteLine(add+parent.Choose+"->"+parent.Name);
foreach (Node child in parent.Children)
{
showNode(child," "+add);
counter++;
if (counter > 19)
{
Console.WriteLine("Show more... press any key");
Console.ReadKey();
counter = 0;
}
}
}
/// <summary>
/// return the node that may contains child node
/// </summary>
/// <param name="data">dataset</param>
/// <param name="name">list of column names</param>
/// <returns></returns>
public Node getNode(List<string[]> data, List<string> name)
{
int index = getMinInfo(data, name);
List<string> vars = getVariables(data, index);
List<string[]> dataCopy = new List<string[]>(data);
List<string> nameCopy = new List<string>(name);
List<string> newName = new List<string>();
List<string[]> newData = new List<string[]>();
newName = getNewName(nameCopy, index);
Node parent = new Node(name[index]);
foreach(string var in vars)
{
newData = getNewData(dataCopy, var, index);
if (newData.Count != 0)
{
if (checkData(newData))
{
Node child = new Node(newData[0][newData[0].Length - 1]);
child.Choose = var;
parent.Children.Add(child);
}
else
{
if(newData[0].Length != 1)
{
Node child = getNode(newData, newName);
child.Choose = var;
parent.Children.Add(child);
}
else
{
string res = newData[0][newData[0].Length - 1];
int nbB = getCount(newData, res, newData[0].Length - 1);
int nbData = newData.Count;
double percentage = Math.Round((double)nbB*100.0 / nbData,1);
Node child = new Node("undecided with " + percentage + "% of " + res);
child.Choose = var;
parent.Children.Add(child);
}
}
}
}
return parent;
}
