package calendarExample;

/**
 * 
 * @author Fawzi Emad
 * @version 11/6/2006
 * 
 * Implements a class of Day objects.  Each Day stores its name, day of month,
 * and a list of appointments.
 *
 */
public class Day {
	
	private String[] appointments;
	private String dayName;  // e.g. "Saturday"
	private int date;  // e.g. 23
	
	/**
	 * Constructor
	 * @param dayName Name of day
	 * @param date Day of month for day
	 */
	public Day(String dayName, int date) {
		this.dayName = dayName;
		this.date = date;
		appointments = new String[0];
	}
	
	/**
	 * Adds an appointment to the day.
	 * @param a  Description of appointment.
	 */
	public void addAppointment(String a) {
		
		// Create a bigger array and add new string as last element.
		
		String[] bigger = new String[appointments.length + 1];
		for (int i = 0; i < appointments.length; i++)
			bigger[i] = appointments[i];
		bigger[bigger.length - 1] = a;
		appointments = bigger;
	}
	
	/**
	 * Creates a string from a day object.
	 */
	public String toString() {
		if (dayName.equals("Unused"))
			return "Unused";
		String s = dayName
		           + "\t"
		           + (date < 10?" ":"") // Add extra space in front of single-digit dates
		           + date
		           + "  Appointments: ";
		for (int i = 0; i < appointments.length; i++)
				s += "  " + (i + 1) +  ". " + appointments[i];
		return s;
	}
}