package Hypotheek;

import static Hypotheek.Util.* ;

public class Netto {

    static int BRUTO_MAX = euro2cent(21000000) ;
    static int AGE_MAX = 200 ;

	/**
	 * Bruto annual salary.
	 */
	int bruto ;
	
	int age ;
	
	InkomenBelasting taxsystem = new InkomenBelasting2009() ;
	
	class Result {
		int inkomenbelasting ;
		int premie_volksverz ;
		int bijdr_zorgver ;
        int arbeidskorting ;
		int netto ;
	}
	
	/**
	 * Calculate the annual netto income based on the bruto income
	 * of this object.
	 */
	public Result calc() {
		Result R = new Result() ;
		R.inkomenbelasting = taxsystem.calcInkomenBelasting(bruto, age) ;
		R.premie_volksverz = taxsystem.caclPremieVolksverzekeringen(bruto, age) ;
		R.bijdr_zorgver = taxsystem.calcBijdrageZorgverzekering(bruto, age) ;
        R.arbeidskorting = taxsystem.calcArbeidskorting(bruto, age) ;
		R.netto = bruto - R.inkomenbelasting - R.premie_volksverz - R.bijdr_zorgver ;
		assert R.netto >= 0 ;
		return R ;
	}
	
	public String printResult(Result R) {
		StringBuffer o = new StringBuffer() ;
		int W = 31 ;
		o.append(" GEGEVENS:\n") ;
		o.append(leftAlign("  Bruto jaarinkomen = ",W) + showEuro(bruto,12) + " eur.\n") ;
		o.append(leftAlign("  Leeftijd = ",W) + rightAlign("" + age,9) + "    jaar\n") ;
		o.append(" RESULTAAT:\n") ;
		o.append(leftAlign("  Inkomenbelasting = ",W) + showEuro(R.inkomenbelasting,12) + " eur.\n") ;
        o.append(leftAlign("  Vereken arbeidskorting = ",W) + showEuro(R.arbeidskorting,12) + " eur.\n") ;
		o.append(leftAlign("  Premie volksverzekeringen = ",W) + showEuro(R.premie_volksverz,12) + " eur.\n") ;
		o.append(leftAlign("  Bijdrage zorgverzekering = ",W) + showEuro(R.bijdr_zorgver,12) + " eur.\n") ;
		o.append(leftAlign("  NETTO = ",W) + showEuro(R.netto,12) + " eur.\n") ;
	
		return o.toString() ;
	}

	
	static public void main(String[] agrs) {
	
		Netto N = new Netto() ;
		N.bruto = euro2cent(30000) ;
		N.age = 30 ;
		Result R = N.calc() ;
		System.out.print(N.printResult(R)) ;
	}

}