package net.sourceforge.fenixedu.util;

import java.util.Locale;
import java.util.ResourceBundle;

public class DateI18NUtil {
    public static String verboseNumber(int number, ResourceBundle bundle) {
        String verbose = verboseNumber(number, 1, bundle);
        if (verbose.startsWith(" e ")) {
            return verbose.substring(3);
        }
        if (verbose.startsWith(" ")) {
            return verbose.substring(1);
        }
        return verbose;
    }

    private static String verboseNumber(int number, int mult, ResourceBundle bundle) {
        if (mult == 1 && (number % 100) < 20) {
            if (number / 100 > 0) {
                return verboseNumber(number / 100, mult * 100, bundle) + convertPiece(number % 100, mult, bundle);
            }
            return convertPiece(number % 100, mult, bundle);
        }
        if (number / 10 > 0) {
            return verboseNumber(number / 10, mult * 10, bundle) + convertPiece(number % 10, mult, bundle);
        }
        return convertPiece(number, mult, bundle);
    }

    private static String convertPiece(int number, int mult, ResourceBundle bundle) {
        if (number > 0) {
            return getLinkage(mult) + bundle.getString(Integer.toString(number * mult));
        }
        return "";
    }

    private static String getLinkage(int mult) {
        if (10 == mult || 1 == mult) {
            return " e ";
        }
        return " ";
    }

    public static void main(String[] args) {
        for (int i = 0; i <= 2050; i++) {
            System.out.println(verboseNumber(i, ResourceBundle.getBundle("EnumerationResources", new Locale("pt"))));
        }
    }
}