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package com.intuism.ui.autocorrection.phonenumber;

import com.intuism.core.utility.StringUtility;
import com.intuism.ui.autocorrection.Corrector;
import com.intuism.ui.form.text.caret.Caret;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;

/**
 *
 * @author Randahl Fink Isaksen <randahl@rockit.dk>
 */
public class GlobalPhoneNumberCorrector implements Corrector {
	private static GlobalPhoneNumberCorrector instance = new GlobalPhoneNumberCorrector();
	
	private static List<? extends NationalPhoneNumberCorrector> nationalCorrectors = Arrays.asList(
		UsPhoneNumberCorrector.getInstance(),
		DanishPhoneNumberCorrector.getInstance()
	);
	
	private GlobalPhoneNumberCorrector() {}
	
	public static GlobalPhoneNumberCorrector getInstance() {return instance;}
	
	@Override
	public void correct(Caret caret) {
		String text = caret.getText();
		text = StringUtility.clearWhitespace(text);
		
		Iterator<? extends NationalPhoneNumberCorrector> i = nationalCorrectors.iterator();
		NationalPhoneNumberCorrector corrector = null;
		while(corrector == null && i.hasNext()) {
			NationalPhoneNumberCorrector candidate = i.next();
			if(text.startsWith(candidate.getCountryCode()))
				corrector = candidate;
		}
		if(corrector != null)
			corrector.correct(caret);
	}
	
}