/*
 * GolfGameKeeper.java
 *
 * Created on June 27, 2003, 11:41 PM
 */

package gamekeeper2a;

/** A Golf game keeper is aware of the fact that:
 *      1. A low score wins
 *      2. Ties are possible
 *      3. No score lower than 18 is allowed
 *
 * @author  dickey
 */
public class GolfGamekeeper extends SimpleGamekeeper {
    
    /** According to the rules, no score lower than this is possible.
     */
    private final int MIN_POSSIBLE_SCORE = 18;
    
    /** Creates a new instance of GolfGameKeeper */
    public GolfGamekeeper() {
        super(); //not actually necessary
    }
    
    /** Remember the results of a match.
     *  The contestant with the SMALLER score is the winner.
     *  White space at the begining and ending of the winner or loser should be ignored.
     *  For example, "Tyler", "   Tyler", and " Tyler    " 
     *      should all be considered the same contestant.
     *  The two contestants must not be the same (after trimming spaces).
     * @return true if the results are all valid; false otherwise.
     */
    public boolean acceptGameResults(String gameString) {
        if(gameString != null) {
            IGameResult gresult = new GameResult(gameString, false);
            return acceptGameResults(gresult);
        }
        else {
            return false;
        }

    }
    /** Remember the results of a match.
     *  The contestant with the SMALLER score is the winner.
     *  The score must be within a legal range.
     *  White space at the begining and ending of the winner or loser should be ignored.
     *  For example, "Tyler", "   Tyler", and " Tyler    " 
     *      should all be considered the same contestant.
     *  The two contestants must not be the same (after trimming spaces).
     * @return true if the results are all valid; false otherwise.
     */
    public boolean acceptGameResults(String contestant1, int contestant1Score,
                            String contestant2, int contestant2Score) {
        if (contestant1 != null && contestant2 != null) {
            boolean status;
            IGameResult gresult = new GameResult(
                                contestant1, contestant1Score,
                                contestant2, contestant2Score,
                                false /*low score wins*/); 
            return acceptGameResults(gresult);
        }
        else {
            return false;
        }
    }
    
    /**  Private method to check the situation before passing it along to
     * the superclass to accept the result.
     * @return true if all is OK, false otherwise.
     */
    protected boolean acceptGameResults(IGameResult gresult) {
        assert (gresult.getWinnerScore() <= gresult.getLoserScore());
        if (gresult.getWinnerScore() < MIN_POSSIBLE_SCORE) {
            return false;
        }
        if (gresult.getLoserScore() < MIN_POSSIBLE_SCORE) {
            return false;
        }
        boolean status = super.acceptGameResults(gresult);
        return status;
        
    }
   
        
    /** Purely for testing.
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        IRecordkeeper g1 = new GolfGamekeeper();
        System.out.println(g1);
        System.out.println(g1.acceptGameResults("Tiger Wood 30, Tanya Harding 29"));

        System.out.println(g1.acceptGameResults("Tanya Harding", 8, "Tiger Woods", 8));
        GameUtilities.printArray(g1.listContestants()); 
        GameUtilities.printArray(g1.listContestantResults()); 
        System.out.println(g1);
    }
    
}