XO.h

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#ifndef XO_H
#define XO_H
 
#include "BoardGame_Classes.h"
#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;
 
// XO Board
class XO_Board : public Board<char> {
public:
    XO_Board() : Board(3, 3) {
        for (int i = 0; i < 3; i++) {
            for (int j = 0; j < 3; j++) {
                board[i][j] = ' ';
            }
        }
    }
 
    bool update_board(Move<char>* move) override {
        int x = move->get_x();
        int y = move->get_y();
        char symbol = move->get_symbol();
 
        if (x < 0 || x >= 3 || y < 0 || y >= 3) {
            cout << "Invalid position! Use 0-2.\n";
            return false;
        }
 
        if (board[x][y] != ' ') {
            cout << "Cell already occupied!\n";
            return false;
        }
 
        board[x][y] = symbol;
        n_moves++;
        return true;
    }
 
    bool is_win(Player<char>* player) override {
        char symbol = player->get_symbol();
 
        // Check rows
        for (int i = 0; i < 3; i++) {
            if (board[i][0] == symbol && board[i][1] == symbol && board[i][2] == symbol)
                return true;
        }
 
        // Check columns
        for (int j = 0; j < 3; j++) {
            if (board[0][j] == symbol && board[1][j] == symbol && board[2][j] == symbol)
                return true;
        }
 
        // Check diagonals
        if (board[0][0] == symbol && board[1][1] == symbol && board[2][2] == symbol)
            return true;
        if (board[0][2] == symbol && board[1][1] == symbol && board[2][0] == symbol)
            return true;
 
        return false;
    }
 
    bool is_lose(Player<char>* player) override {
        return false;
    }
 
    bool is_draw(Player<char>* player) override {
        return (n_moves == 9 && !is_win(player));
    }
 
    bool game_is_over(Player<char>* player) override {
        return is_win(player) || is_draw(player);
    }
};
 
// XO Player
class XO_Player : public Player<char> {
public:
    XO_Player(string name, char symbol) : Player(name, symbol, PlayerType::HUMAN) {}
};
 
// XO Random Player
class XO_Random_Player : public Player<char> {
public:
    XO_Random_Player(char symbol) : Player("Random Computer", symbol, PlayerType::COMPUTER) {
        srand(time(0));
    }
};
 
// XO UI
class XO_UI : public UI<char> {
public:
    XO_UI() : UI("Welcome to Tic-Tac-Toe (XO)!", 3) {}
 
    Move<char>* get_move(Player<char>* player) override {
        if (player->get_type() == PlayerType::HUMAN) {
            int x, y;
            cout << player->get_name() << " (" << player->get_symbol()
                << "), enter your move (row and column 0-2): ";
            cin >> x >> y;
            return new Move<char>(x, y, player->get_symbol());
        }
        else {
            int x = rand() % 3;
            int y = rand() % 3;
            cout << player->get_name() << " chooses position (" << x << ", " << y << ")\n";
            return new Move<char>(x, y, player->get_symbol());
        }
    }
};
 
#endif // XO_H