I've got an error with the linker but cannot figure out what it is.
It might be to do with how hand is a child of cards. There is also an issue with newGame.cpp which I cannot figure out
The errors are:
*LNK2019 : Severity Code Description Project File Line Suppression State Error LNK2019 unresolved external symbol "public: __cdecl cards::cards(void)" (??0cards@@QEAA@XZ) referenced in function "public: __cdecl hand::hand(int)" (??0hand@@QEAA@H@Z)
LNK2019: Severity Code Description Project File Line Suppression State Error LNK2019 unresolved external symbol "public: __cdecl dealerHand::dealerHand(int)" (??0dealerHand@@QEAA@H@Z) referenced in function "public: void __cdecl newGame::dealCards(class std::vector<class bet,class std::allocator >)" (?dealCards@newGame@@QEAAXV?$vector@Vbet@@V?$allocator@Vbet@@@std@@@std@@@Z)
LNK2019:Severity Code Description Project File Line Suppression State Error LNK2019 unresolved external symbol "public: __cdecl splitHand::splitHand(int,class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > >)" (??0splitHand@@QEAA@HV?$vector@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@V?$allocator@V?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@2@@std@@@Z) referenced in function "public: void __cdecl newGame::dealCards(class std::vector<class bet,class std::allocator >)" (?dealCards@newGame@@QEAAXV?$vector@Vbet@@V?$allocator@Vbet@@@std@@@std@@@Z)*
this is my hand.cpp file.
#include <iostream>
#include <random>
#include<vector>
#include<ctime>
#include <iterator>
#include <Windows.h>
#include <conio.h>
#include <fstream>
#include <sstream>
#include "headerFile.h"
using namespace std;
using std::vector;
hand::hand(int PlayNo) {
playNo = PlayNo;
}
void hand::dealCard() {
string card = shuffledDeck.back();
playerHand.push_back(card);
shuffledDeck.pop_back();
if (shuffledDeck.size() == 0) {
this->shuffleDeck();
}
};
vector<string> hand::getHand() {
return playerHand;
}
int hand::getHandTotal() {
int handTotal = 0;
for (int i = 0; i < playerHand.size(); i++) {
if (playerHand[i][0] == '2') {
handTotal += 2;
}
else if (playerHand[i][0] == '3') {
handTotal += 3;
}
else if (playerHand[i][0] == '4') {
handTotal += 4;
}
else if (playerHand[i][0] == '5') {
handTotal += 5;
}
else if (playerHand[i][0] == '6') {
handTotal += 6;
}
else if (playerHand[i][0] == '7') {
handTotal += 7;
}
else if (playerHand[i][0] == '8') {
handTotal += 8;
}
else if (playerHand[i][0] == '9') {
handTotal += 9;
}
else if (playerHand[i][0] == '1') {
handTotal += 10;
}
else if (playerHand[i][0] == 'J' || playerHand[i][0] == 'Q' || playerHand[i][0] == 'K') {
handTotal += 10;
}
else if (playerHand[i][0] == 'A') {
handTotal += 11;
if (handTotal > 21) {
handTotal -= 10;
}
}
}
for (int i = 0; i < playerHand.size(); i++) {
if (playerHand[i][0] == 'A') {
if (handTotal > 21) {
handTotal -= 10;
}
}
}
return handTotal;
}
void hand::displayHand() {
for (auto ele : playerHand) {
cout << ele << endl;
}
cout << this->getHandTotal() << endl;
}
bool hand::checkBust() {
if (this->getHandTotal() > 21) {
return true;
}
else {
return false;
}
}
void hand::resetHand() {
playerHand = {};
}
vector<string> hand::split() {
vector<string> playerHand2;
string card = shuffledDeck.back();
playerHand2.push_back(playerHand.back());
playerHand.pop_back();
playerHand.push_back(card);
shuffledDeck.pop_back();
card = shuffledDeck.back();
playerHand2.push_back(card);
shuffledDeck.pop_back();
return playerHand2;
}
this is the newGame.cpp file
#include <iostream>
#include <random>
#include<vector>
#include<ctime>
#include <iterator>
#include <Windows.h>
#include <conio.h>
#include <fstream>
#include <sstream>
#include "headerFile.h"
using namespace std;
using std::vector;
newGame::newGame(int NoOfPlayers) {
noOfPlayers = NoOfPlayers;
}
void newGame::dealCards(vector<bet> bets) {
srand(time(0));
string split;
dealerHand DealerHand(999);
dealer.push_back(DealerHand);
for (int i = 1; i <= noOfPlayers; i++) {
hand Hand(i);
hands.push_back(Hand);
}
for (int c = 1; c <= 2; c++) {
for (int i = 0; i < hands.size(); i++) {
hands[i].dealCard();
for (auto ele : hands) {
ele.shuffledDeck.pop_back();
}
}
DealerHand.dealCard();
}
for (int c = 0; c < 2; c++) {
system("CLS");
for (int i = 0; i < hands.size(); i++) {
cout << "--------------------------------------------------" << endl;
cout << "Player " << hands[i].playNo << endl;
vector<string> playerHand = hands[i].getHand();
if (c == 0) {
cout << playerHand[0] << endl;
}
else {
cout << playerHand[0] << endl;
cout << playerHand[1] << endl;
cout << hands[i].getHandTotal() << endl;
if (bets[i].balance >= bets[i].betAmount * 2) {
if (playerHand[0][0] == playerHand[1][0]) {
while (!cont) {
try {
cout << "Would you like to split? (y/n) " << endl;
cin >> split;
if (split == "y" || split == "n") {
cont = true;
}
else {
throw(split);
}
}
catch (string split) {
cout << "Input must be 'y' or 'n'" << endl;
}
}
if (split == "y") {
split = true;
vector<string> playerHand2 = hands[i].split();
bets[i].splitBet();
splitHand SplitHand(hands[i].playNo, playerHand2);
splitHands.push_back(SplitHand);
cout << "New hands:\n New Hand: " << endl;
hands[i].displayHand();
cout << "\n Split Hand: " << endl;;
SplitHand.displayHand();
}
}
cont = false;
if (hands[i].getHandTotal() > 8 && hands[i].getHandTotal() < 12) {
while (!cont) {
try {
cout << "Would you like to double down? (y/n) " << endl;
cin >> doubleDown;
if (doubleDown == "y" || doubleDown == "n") {
cont = true;
}
else {
throw(doubleDown);
}
}
catch (string doubleDown) {
cout << "Input must be 'y' or 'n'" << endl;
}
}
}
}
}
Sleep(1000);
}
vector<string> dealHand = DealerHand.getOrgHand();
cout << "--------------------------------------------------" << endl;
cout << "Dealer " << endl;
if (c == 0) {
cout << dealHand[0] << endl;
}
else {
cout << dealHand[0] << endl;
cout << dealHand[1] << endl;
}
Sleep(1000);
}
}
void newGame::hitOrStand() {
int hOs;
for (int i = 0; i < hands.size(); i++) {
bool hit = true;
while (hit == true) {
if (doubleDown == "y") {
hands[i].dealCard();
cout << "--------------------------------------------------" << endl;
cout << "\rNew hand " << endl;
hands[i].displayHand();
if (hands[i].checkBust() == true) {
cout << "Bust!" << endl;
}
hit = false;
break;
}
cout << "--------------------------------------------------" << endl;
cont = false;
while (!cont) {
try {
cout << "Player " << hands[i].playNo << " Hit(1) or Stand?(2) ";
cin >> hOs;
if (hOs == 1 || hOs == 2) {
cont = true;
}
else {
throw(hOs);
}
}
catch ([[maybe_unused]] int hOs) {
cout << "Input must be '1' or '2'" << endl;
}
}
if (hOs == 1) {
hands[i].dealCard();
cout << "--------------------------------------------------" << endl;
cout << "\rNew hand " << endl;
hands[i].displayHand();
if (hands[i].checkBust() == true) {
cout << "Bust!" << endl;
hit = false;
}
}
else {
hit = false;
}
}
if (splitHands.size() > 0) {
hit = true;
while (hit == true) {
for (auto ele : splitHands) {
if (ele.No == hands[i].playNo) {
cout << "--------------------------------------------------" << endl;
cont = false;
while (!cont) {
try {
cout << "Player " << hands[i].playNo << " Second hand Hit(1) or Stand?(2) " << endl;
cin >> hOs;
if (hOs == 1 || hOs == 2) {
cont = true;
}
else {
throw(hOs);
}
}
catch ([[maybe_unused]] int hOs) {
cout << "Input must be '1' or '2'" << endl;
}
}
if (hOs == 1) {
splitHands[hands[i].playNo - 1].dealCard();
cout << "--------------------------------------------------" << endl;
cout << "\rNew hand " << endl;
splitHands[hands[i].playNo - 1].displayHand();
if (splitHands[hands[i].playNo - 1].checkBust() == true) {
cout << "Bust!" << endl;
hit = false;
}
}
else {
hit = false;
}
}
}
}
}
}
cout << "--------------------------------------------------" << endl;
cout << "Dealer " << endl;
dealer[0].displayHand();
while (dealer[0].getHandTotal() < 17) {
dealer[0].dealCard();
cout << "--------------------------------------------------" << endl;
cout << "New dealer hand" << endl;
dealer[0].displayHand();
cout << endl;
Sleep(1000);
if (dealer[0].checkBust() == true) {
cout << "Dealer Bust!" << endl;
}
}
}
int newGame::checkWin(int i) {
win = 0;
if (hands[i].getHandTotal() > dealer[0].getHandTotal() && hands[i].getHandTotal() < 22 || dealer[0].getHandTotal() > 21 && hands[i].getHandTotal() < 22) {
cout << "Player " << hands[i].playNo << " Wins!!" << endl;
if (doubleDown == "y") {
win = 5;
}
else {
win = 1;
}
}
else if (hands[i].getHandTotal() < dealer[0].getHandTotal() && dealer[0].getHandTotal() < 22 || hands[i].getHandTotal() > 21 && dealer[0].getHandTotal() < 22) {
cout << "Dealer wins against player " << hands[i].playNo << "!!" << endl;
if (doubleDown == "y") {
win = 4;
}
else {
win = 2;
}
}
else if (hands[i].getHandTotal() > 21 && dealer[0].getHandTotal() > 21 || hands[i].getHandTotal() == dealer[0].getHandTotal()) {
cout << "Player " << hands[i].playNo << " Draws" << endl;
win = 3;
}
if (split = true) {
for (auto ele : splitHands) {
if (ele.No == hands[i].playNo) {
if (splitHands[hands[i].playNo - 1].getHandTotal() > dealer[0].getHandTotal() && splitHands[hands[i].playNo - 1].getHandTotal() < 22 || dealer[0].getHandTotal() > 21 && splitHands[hands[i].playNo - 1].getHandTotal() < 22) {
cout << "Player " << hands[i].playNo << " Split hand wins!!" << endl;
win += 4;
}
else if (splitHands[hands[i].playNo - 1].getHandTotal() < dealer[0].getHandTotal() && dealer[0].getHandTotal() < 22 || splitHands[hands[i].playNo - 1].getHandTotal() > 21 && dealer[0].getHandTotal() < 22) {
cout << "Dealer wins against player " << hands[i].playNo << " Split hand!!" << endl;
win += 2;
}
else if (splitHands[hands[i].playNo - 1].getHandTotal() > 21 && dealer[0].getHandTotal() > 21 || splitHands[hands[i].playNo - 1].getHandTotal() == dealer[0].getHandTotal()) {
cout << "Player " << hands[i].playNo << " Split hand draws" << endl;
}
}
}
}
return win;
}
bool newGame::playAgain(vector<bet> bets) {
string again;
bool cont = false;
while (!cont) {
try {
cout << "Would you like to Play again? (y/n) " << endl;
cin >> again;
if (again == "y" || again == "n") {
cont = true;
}
else {
throw(again);
}
}
catch (string again) {
cout << "Input must be 'y' or 'n'" << endl;
}
}
if (again == "y") {
for (int i = 0; i < hands.size(); i++) {
hands[i].resetHand();
return true;
}
}
else {
cont = false;
string save;
for (int i = 0; i < hands.size(); i++) {
while (!cont) {
try {
cout << "Would you like to save your money player " << hands[i].playNo << "? (y/n)" << endl;
cin >> save;
if (save == "y" || save == "n") {
cont = true;
}
else {
throw(save);
}
}
catch (string save) {
cout << "Input must be 'y' or 'n'" << endl;
}
}
if (save == "y") {
string input;
vector<string> playerBalances;
bool found = false;
string name;
cont = false;
while (!cont) {
try {
cout << "Whats your name? " << endl;
cin >> name;
if (any_of(name.begin(), name.end(), isdigit)) {
throw(name);
}
else {
cont = true;
}
cont = false;
ifstream file("playersMoney.txt");
playerBalances = {};
while (file >> input) {
playerBalances.push_back(input);
}
int c = 0;
for (int c = 0; c < playerBalances.size(); c++) {
if (playerBalances[c] == name) {
found = true;
cont = true;
playerBalances[c + 1] = to_string(bets[i].balance);
}
}
if (found == false) {
throw(found);
}
ofstream moneyFile("playersMoney.txt");
for (auto ele : playerBalances) {
moneyFile << " " << ele;
}
if (found == false) {
ofstream moneyFile("playersMoney.txt", ios::app);
moneyFile << " " << name << " " << bets[i].balance;
}
}
catch ([[maybe_unused]] bool found) {
cout << "No such username exists" << endl;
}
catch (string name) {
cout << "Enter a name not a number" << endl;
cin.clear();
cin.ignore(256, '\n');
}
}
}
}
return false;
}
}
This is the header file:
#pragma once
#include <vector>
#include <string>
class cards {
public:
std::vector<std::string> deck = { "2S", "3S", "4S", "5S", "6S", "7S", "8S", "9S","10S", "JS", "QS", "KS", "AS", "2C", "3C", "4C", "5C", "6C", "7C", "8C", "9C", "10C", "JC", "QC", "KC", "AC","2H", "3H", "4H", "5H", "6H", "7H", "8H", "9H", "10H", "JH", "QH", "KH", "AH", "2D", "3D", "4D", "5D", "6D", "7D", "8D", "9D", "10D", "JD", "QD", "KD", "AD" };
std::vector<std::string> shuffledDeck;
inline cards();
void shuffleDeck();
};
class hand : public cards {
public:
std::vector<std::string> playerHand;
int playNo;
int handTotal;
hand(int PlayNo);
void dealCard();
void displayHand();
void resetHand();
int getHandTotal();
bool checkBust();
std::vector<std::string> getHand();
std::vector<std::string> split();
};
class dealerHand : public hand {
public:
int No;
inline dealerHand(int no);
std::vector<std::string> getOrgHand();
void dealerHit();
};
class splitHand : public hand {
public:
int No;
inline splitHand(int no, std::vector<std::string> hand);
};
class bet {
public:
int balance = 100;
int betAmount;
void setBet();
void splitBet();
int getBet();
int getBalance();
void changeBalance(int win);
};
class newGame {
private:
std::vector<hand> hands;
int noOfPlayers;
std::vector<dealerHand> dealer;
std::vector<splitHand> splitHands;
int dealerTotal;
int win;
bool split = false;
std::string doubleDown;
bool cont = false;
public:
newGame(int NoOfPlayers);
void dealCards(std::vector<bet> bets);
void hitOrStand();
int checkWin(int i);
bool playAgain(std::vector<bet> bets);
};
any help would be appreciated.
