/**
 * A class to implement holding the date.
 * 
 * @author ggtowell
 * Created: Dec 2023
 */

public class GTDate {
    // the month
    int month;
    // the day
    int day;
    // the year
    int year;

    /**
     * Create a date Object
     * @param mt the month
     * @param dt the day 
     * @param yr the year
     */
    public GTDate(int mt, int dt, int yr) {
        month = mt;
        day = dt;
        year = yr;
    }

    /**
     * @Override indicates that this function is defined in a class that the 
     * current function inherits from
     * Generate a string representation for the class
     */
    @Override
    public String toString() {
        return month + "/" + day + "/" + year;
    }

    /**
     *  A long, involved equals method covering lots of possibilities.
     * @return true is the dates are the same
     */
    @Override
    public boolean equals(Object ob) {
        if (ob instanceof String) {
            String oString = (String) ob;
            //return oString.equals(toString()); // works but fragile
            // break the string up into components
            String[] ss = oString.split("/");
            if (ss.length == 3) {
                try {
                    int d=Integer.parseInt(ss[0]);
                    int m = Integer.parseInt(ss[1]);
                    int y = Integer.parseInt(ss[2]);
                    return y==year && m==month && d==day;
                } catch (Exception ee) {
                    return false;
                }
            } else {
                return false;
            }
        }
        if (ob instanceof GTDate) {
            GTDate gtd = (GTDate) ob;
            return month == gtd.month && day == gtd.day && year == gtd.year;
        }
        return super.equals(ob);
    }

    public void setDay(int dt) {
        day = dt;
    }
}