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/*
*/
//Libraries
#include <iostream>
#include <string>
#include <ctime>
#include <cstdlib>
#include <fstream>
using namespace std;
//Global Constants
int score, block;
int pickedCard;
string winner, answer;
int activePlayer = 0;
const int playerSize = 2;
string name[playerSize];
bool endGame = false;
const int size = 52;
int cardDeck[size] = {1,2,3,4,5,6,7,8,9,10,11,12,13,
1,2,3,4,5,6,7,8,9,10,11,12,13,
1,2,3,4,5,6,7,8,9,10,11,12,13,
1,2,3,4,5,6,7,8,9,10,11,12,13};
bool usedCard[size];
int totalScore[playerSize] = {0, 0};
//Function Prototypes
void game();
int deal();
void nameFunction();
void playAgain();
void saveResult(string);
void swapPlayer();
void checkWin();
void handlePlayer();
int drawCard(bool, const int);
//Begin Execution
int main(){
cout << "Welcome to blackjack" << endl;
nameFunction();
endGame = false;
while (endGame==false) {
game();
}
return 0;
}
//main function runs the game
void game(){
for (int i=0; i<size; i++) {
usedCard[i]=false;
}
srand(time(0));
handlePlayer();
}
//names the player and sends to array
void nameFunction()
{
string playername;
for (int i = 0; i<2; i++)
{
cout << "\nEnter player name " << i+1 << ": ";
getline(cin,playername);
name[i] = playername;
}
}
//function that handles
void handlePlayer()
{
string answer;
cout << name[activePlayer] << ", you have " <<totalScore[activePlayer] << " points" << endl;
cout << "hit or stand (H/S)?";
cin >> answer;
if(answer == "H"||answer=="h")
{
pickedCard = deal();
cout << "Dealer has given " << name[activePlayer] << " a card worth " << pickedCard << " points." << endl;
cout << endl;
}
checkWin();
swapPlayer();
}
//function shuffles cards
int deal()
{
block = rand()%51;
if(usedCard[block] == true)
{
deal();
}
else
{
score = cardDeck[block];
totalScore[activePlayer]+= score;
usedCard[block] = true;
}
return score;
}
//function for alternating players
void swapPlayer()
{
if(activePlayer==0)
{
activePlayer=1;
}
else
{
activePlayer=0;
}
}
//function to find a winner
void checkWin()
{
if(totalScore[0] > 21)
{
cout << name[0] << " bust over 21." << endl;
cout << name[1] << "has won!" << endl;
winner = name[1];
saveResult(winner);
endGame = true;
cout << "play again?(Y/N)?";
cin >> answer;
if (answer=="Y"||answer=="y") {
playAgain();
}
else
{
cout << "thanks for playing" << endl;
}
}
if(totalScore[1] > 21)
{
cout << name[1] << "over 21 bust!." << endl;
cout << name[0] << " has won!" << endl;
winner = name[1];
saveResult(winner);
endGame = true;
cout << "play again? (Y/N)?";
cin >> answer;
if (answer=="Y"||answer=="y") {
playAgain();
}
else
{
cout << "thank you for playing" << endl;
}
}
}
void playAgain()
{
totalScore[0] = 0;
totalScore[1] = 0;
endGame = false;
swapPlayer();
game();
}
//writes results to a file
void saveResult(string winner)
{
ofstream file;
file.open ("result.txt", ios::app);
file << winner << " has won" << endl;
file.close();
}
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