import java.util.Random;

/**
 * Represents the values of two dice.
 *
 * @author Alvin Chao
 * @author Chris Mayfield
 * @author Nathan Sprague
 * @version 02/09/2018
 */
public class Dice {

   /** The first die. */
   private final int first;

   /** The second die. */
   private final int second;

   /**
    * Constructs a new Dice object with random face values.
    */
   public Dice() {
      Random random = new Random();
      this.first = random.nextInt(6) + 1;
      this.second = random.nextInt(6) + 1;
   }

   /**
    * Constructs a new Dice object with the given face values.
    *
    * @param first  value of first die
    * @param second value of second die
    */
   public Dice(int first, int second) {
      this.first = first;
      this.second = second;
   }

   /**
    * Adds the values of all dice together.
    *
    * @return sum total of all dice values
    */
   public int addValues() {
      return this.first + this.second;
   }

   /**
    * Counts how many dice have the given face value.
    *
    * @param face value to look for (1 to 6)
    * @return number of dice that match (0 to 5)
    */
   public int countValues(int face) {
      int count = 0;
      if (this.first == face) {
         count++;
      }
      if (this.second == face) {
         count++;
      }
      return count;
   }

   /**
    * Gets the first die.
    * 
    * @return number showing on the first die
    */
   public int getFirst() {
      return this.first;
   }

   /**
    * Gets the second die.
    * 
    * @return number showing on the second die
    */
   public int getSecond() {
      return this.second;
   }

}