/*
    Employee.java
    CIS 160
    David Klick
    2004-10-27

    Employee class implementation
    
    modified 2013-12-01
    - changed DecimalFormat to String.format
    - added a few comments
    - added error checking to setName(String)
*/

public class Employee {

    // private instance variables
    private String name;
    private double hours;
    private double rate;

    // constructors
    // default constructor - no arguments
    public Employee() {
        // calls the constructor with three arguments
        this("", 0.0, 0.0);
    }

    public Employee(String n) {
        // calls the constructor with three arguments
        this(n, 0.0, 0.0);
    }
    
    public Employee(String n, double rate) {
        // calls the constructor with three arguments
        this(n, 0.0, rate);
    }
    
    public Employee(String n, double rate, double hours) {
        // calls the constructor with three arguments
        setName(n);
        setHours(hours);
        setRate(rate);
    }

    // accessor methods
    public String getName() { return name; }
    public double getHours() { return hours; }
    public double getRate() { return rate; }

    // mutator methods
    public void setName(String s) {
        if (s == null) name = new String("");
        else name = new String(s);
    }
    
    public void setHours(double hours) {
        if (hours < 0.0) hours = 0.0;
        this.hours = hours;
    }
    
    public void setRate(double rate) {
        if (rate < 0.0) rate = 0.0;
        this.rate = rate;
    }

    // various other methods
    public double getGrossPay() {
        double gp = 0.0;
        if (hours <= 40.0) gp = hours * rate;
        else gp = 40 * rate + (hours - 40.0) * (rate * 1.5);
        return gp;
    }
    
    public String toString() {
        return String.format("%s, rate: %.2f, hours: %.2f", name, rate, hours);
    }
    
    public boolean equals(Employee e) {
        return (name.equals(e.name) &&
            rate==e.rate && hours==e.hours);
    }

    // copy constructor
    public Employee(Employee e) {
        // creating a new object isn't really needed in the special
        //   case of a String, but would be needed for most reference
        //   data members
        name = new String(e.name);
        rate = e.rate;
        hours = e.hours;
    }
}