/*
Array practice
1.Create a deck of cards
2.Write a print function to print a card.
3.Write a print function to print a deck.
4.Shuffle a deck.
5.Create a random "hand".
6.Detect "three of a kind" in a hand.
*/

#include <iostream>
#include <cstdlib>
#include <string>
using namespace std;

const int Decksize = 52;
const int HandSize = 5;


// function prototypes
void createDeck(int*);
void shuffle(int deck[]);
void swap(int& a, int& b);
void deal(int[], int hand[], int numberOfCards = HandSize);


// overloaded functions
void print(int);                 // print a card
void print(const int [], int numberOfCard = Decksize);        // print the deck

int main()
{
    int deck[Decksize];
    int hand[5];

    createDeck(deck);
    //print(deck);
    cout << endl << "--------------------------" << endl << endl;
    shuffle(deck);
    print(deck, 15);
    cout << endl << "==========================" << endl << endl;
    deal(deck,hand);
    print(hand,HandSize);
    cout << endl << "==========================" << endl << endl;
    deal(deck,hand);
    print(hand,HandSize);
    return 0;
}

void createDeck(int* d)
{
    for (int i = 0; i < Decksize; i++)
        d[i] = i;
}

void print(int card)
{
    string cardValues[] = {"two","three","four","five","six","seven",
            "eight","nine","ten","jack","queen","king","ace"};
    string cardSuits[] = {"clubs","diamonds","hearts","spades"};
    cout << cardValues[card%13] << " of " << cardSuits[card%4] << endl;
}

void print(const int somecards[], int numberOfCards)
{
    for (int i = 0 ; i < numberOfCards; i++)
        print(somecards[i]);
}

void shuffle(int deck[])
{
    int randomCard;

    for (int i = 0 ; i < Decksize; i++)
    {
        randomCard = rand() % Decksize;
        swap(deck[i],deck[randomCard]);
    }
}

void swap(int& a, int& b)
{
    int temp = a;
    a = b;
    b = temp;
}

void deal(int deck[], int hand[], int numberOfCards)
{
    static int topOfDeck = 0;
    for (int i = 0; i < numberOfCards;++i)
    {
        hand[i] = deck[topOfDeck];
        topOfDeck++;
    }
}