private void AddAnimal()
{
Console.WriteLine("Which Animal it is?");
var animalName = Console.ReadLine();
Console.WriteLine($"What is the question that differentate {Value} and {animalName}");
var questionName = Console.ReadLine();
Console.WriteLine($"Is the answer to this question is yes or no for new animal: type y or n");
var answer = Console.ReadLine();
var question = new QuestionNode(questionName);
var animal = new AnimalLeaf(animalName);
if (answer.Equals("y", StringComparison.InvariantCultureIgnoreCase))
{
question.YesQuestion = animal;
question.NoQuestion = this;
}
else
{
question.YesQuestion = this;
question.NoQuestion = animal;
}
animal.Parent = question;
if (this == Parent.YesQuestion)
{
Parent.YesQuestion = question;
}
else
{
Parent.NoQuestion = question;
}
Parent = question;
}
public QuestionNode GetNode()
{
var questionNode = new QuestionNode("Has a trunk, trumpets and is grey?");
var questionNode2 = new QuestionNode("Has a mane, roars and is yellow?");
var elephent = new AnimalLeaf("Elephent");
var lion = new AnimalLeaf("Lion");
var cat = new AnimalLeaf("Cat");
questionNode.YesQuestion = elephent;
questionNode.NoQuestion = questionNode2;
elephent.Parent = questionNode;
questionNode2.Parent = questionNode;
lion.Parent = questionNode2;
cat.Parent = questionNode2;
questionNode2.YesQuestion = lion;
questionNode2.NoQuestion = cat;
return(questionNode);
}