package predictive;
import java.util.Observable;
import java.util.Set;

public class Model extends Observable
{
	TreeDictionary dictionary;
	String currentSignature = "";
	Set<String> matching;
	String[] arrayMatching;
	int i=0;

	public Model()
	{
		this.dictionary = new TreeDictionary("words");
	}

	public String[] getCurrentWords(String currentSig)
	{
		matching = dictionary.signatureToWords(currentSig);
		String[] arrayMatching = matching.toArray(new String[matching.size()]);
		return arrayMatching;
	}

	public String getCurrentSignature()
	{
		return currentSignature;
	}

	public void setCurrentSignature(String newSignature)
	{
		currentSignature = newSignature;
		setChanged();
		notifyObservers(newSignature);
	}

	public int getI()
	{
		return i;
	}

	public void setI(int i)
	{
		this.i = i;
	}

	public String getNextWord()
	{
		i+=1;
		setChanged();
		notifyObservers();
		return arrayMatching[i];
	}
}