/*
 * dice.hpp
 *
 *  Created on: Sep 23, 2010
 *      Author: Michael J. Fischer
 *      for use in Yale course CPSC 427a, Fall 2010
 */

#pragma once
#include "random.hpp"

class Dice {
private:
    int numDice_; // number of dice
    int numSides_; // number of sides per die
    Random* rnd_; //  random number generator
    int* die_; // array of dice.  Face values in range [1, numSides_]
    int sum_; // sum of faces on die

public:
    Dice(int numDice, int numSides, unsigned seed) {
        numDice_ = numDice;
        numSides_ = numSides;
        rnd_ = new Random(numSides, seed);
        die_ = new int[numDice];
        for (int k = 0; k < numDice; k++)
            die_[k] = 1; // smallest legal face
        sum_ = numDice_; // smallest possible sum
    }

    ~Dice() {
        delete[] die_;
        delete rnd_;
    }

    void roll() {
        sum_ = 0;
        for (int k = 0; k < numDice_; k++) {
            die_[k] = rnd_->gen() + 1;
            sum_ += die_[k];
        }
    }

    int getDie(int k) const {
        return die_[k];
    }

    int getSum() const {
        return sum_;
    }
};