Notes

#include "Board.h"
#include <iostream>

Board::Board()
{
boardSize = 0;
}

Board::~Board()
{
}

void Board::reset_board_size(unsigned int size)
{
boardSize = size;
turn = true;
//fill the board with blank spaces
for(int i = 0; i < boardSize * boardSize; i++){
b.push_back(Space::BLANK);
}
}

bool Board::make_move(unsigned int row, unsigned int column)
{
int index = (row * boardSize) + column;
if(index > b.size() || b[index] != Space::BLANK){
return false;
}
else {
if(turn){
b[index] = Space::X;
turn = false;
return true;
}
else {
b[index] = Space::O;
turn = true;
return true;
}
}
}

GameStatus Board::get_status() const
{

// check diagonals
int lxDia = 0;
int loDia = 0;
int rxDia = 0;
int roDia = 0;
for(int l = 0; l < boardSize; l++){
if(b[boardSize + 1 * l] == Space::X){
lxDia++;
}
else if(b[boardSize + 1 * l] == Space::O){
loDia++;
}
}

for(int r = 1; r <= boardSize; r++){
if(b[boardSize - 1 * r] == Space::X){
rxDia++;
}
else if(b[boardSize - 1 * r] == Space:O){
roDia++;
}
}
if(rxDia == boardSize || lxDia == boardSize){
return GameStatus:OVER_X_WON;
}
else if(roDia == boardSize || loDia == boardSize){
return GameStatus:OVER_O_WON;
}

// check each row and column
int xRow = 0;
int oRow = 0;
int xCol = 0;
int oCol = 0;
// each row
for(int i = 0; i < boardSize; i++){
// column
for(int j = 0; j < boardSize; j++){
// check rows
if(b[i * boardSize + j] == Space::X){
xRow++;
}
else if(b[i * boardSize + j] == Space::O){
oRow++;
}
// check columns
if(b[i + j * boardSize] == Space::X){
xCol++;
}
else if(b[i + j * boardSize] == Space::O){
oCol++;
}
}
// check + reset after each pass
if(xRow == boardSize || xCol == boardSize){
return GameStatus::OVER_X_WON;
}
else if(oRow == boardSize || oRow == boardSize){
return GameStatus::OVER_O_WON;
}
else{
xRow = 0;
oRow = 0;
xCol = 0;
oCol = 0;
}
}

// check for empty Space
bool hasEmpty = false;
for(int e = 0; e < b.size(); e++){
if(b[e] == Space::BLANK){
hasEmpty = true;
break;
}
}

if(!hasEmpty){
return GameStatus::OVER_TIE;
}

// if none of those conditions passed, keep playing
if(turn){
return GameStatus::PLAYING_X_TURN;
}
else{
return GameStatus::PLAYING_O_TURN;
}


}

void Board::print_board() const
{
int rowLength = (boardSize * 2) - 1;

// each row
for(int i = 0; i < boardSize; i++){
// each column
for(int j = 0; j < boardSize; j++){
switch(b[(i * boardSize) + j]){
case Space::X : std::cout << "X";
break;
case Space::O : std::cout << "O";
break;
default : std::cout << " ";
break;
}
if(j + 1 != boardSize){
std::cout << "|";
}
}
std::cout << std::endl;
if(i + 1 != boardSize){
for(int k = 0; k < rowLength; k++){
std::cout << "-";
}
}
std::cout << std::endl;
}
}