DiamondTicTacToe.h

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#ifndef DIAMONDTICTACTOE_H
#define DIAMONDTICTACTOE_H
 
#include "BoardGame_Classes.h"
#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;
 
// Diamond Tic Tac Toe Board
class DiamondTicTacToeBoard : public Board<char> {
private:
    bool is_valid_position(int x, int y) {
        // Diamond shape positions
        int center = 2;
        int distance = abs(x - center) + abs(y - center);
        return (distance <= 2);
    }
 
    bool check_three_in_row(char symbol) {
        // Check all possible three in a row
        // This is simplified - actual implementation should check all possible lines
        for (int i = 0; i < 5; i++) {
            for (int j = 0; j < 3; j++) {
                if (board[i][j] == symbol && board[i][j + 1] == symbol && board[i][j + 2] == symbol)
                    return true;
            }
        }
        return false;
    }
 
    bool check_four_in_row(char symbol) {
        // Check all possible four in a row
        for (int i = 0; i < 5; i++) {
            for (int j = 0; j < 2; j++) {
                if (board[i][j] == symbol && board[i][j + 1] == symbol &&
                    board[i][j + 2] == symbol && board[i][j + 3] == symbol)
                    return true;
            }
        }
        return false;
    }
 
public:
    DiamondTicTacToeBoard() : Board(5, 5) {
        for (int i = 0; i < 5; i++) {
            for (int j = 0; j < 5; j++) {
                if (is_valid_position(i, j)) {
                    board[i][j] = ' ';
                }
                else {
                    board[i][j] = '#'; // Invalid cell
                }
            }
        }
    }
 
    bool update_board(Move<char>* move) override {
        int x = move->get_x();
        int y = move->get_y();
        char symbol = move->get_symbol();
 
        if (!is_valid_position(x, y)) {
            cout << "Invalid position! Not in diamond shape.\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();
        return check_three_in_row(symbol) && check_four_in_row(symbol);
    }
 
    bool is_lose(Player<char>* player) override {
        return false;
    }
 
    bool is_draw(Player<char>* player) override {
        // Count valid cells
        int valid_cells = 0;
        int filled_cells = 0;
 
        for (int i = 0; i < 5; i++) {
            for (int j = 0; j < 5; j++) {
                if (board[i][j] != '#') {
                    valid_cells++;
                    if (board[i][j] != ' ') {
                        filled_cells++;
                    }
                }
            }
        }
 
        return (filled_cells == valid_cells && !is_win(player));
    }
 
    bool game_is_over(Player<char>* player) override {
        return is_win(player) || is_draw(player);
    }
};
 
// Diamond Player
class DiamondTicTacToe_Player : public Player<char> {
public:
    DiamondTicTacToe_Player(string name, char symbol) : Player(name, symbol, PlayerType::HUMAN) {}
};
 
// Diamond Random Player
class DiamondTicTacToe_RandomPlayer : public Player<char> {
public:
    DiamondTicTacToe_RandomPlayer(char symbol) : Player("Random Computer", symbol, PlayerType::COMPUTER) {
        srand(time(0));
    }
};
 
// Diamond UI
class DiamondTicTacToe_UI : public UI<char> {
public:
    DiamondTicTacToe_UI() : UI("Welcome to Diamond Tic-Tac-Toe!", 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 0-4, in diamond shape): ";
            cin >> x >> y;
            return new Move<char>(x, y, player->get_symbol());
        }
        else {
            int x, y;
            do {
                x = rand() % 5;
                y = rand() % 5;
            } while ((abs(x - 2) + abs(y - 2)) > 2); // Ensure diamond shape
 
            cout << player->get_name() << " chooses position (" << x << ", " << y << ")\n";
            return new Move<char>(x, y, player->get_symbol());
        }
    }
};
 
#endif // DIAMONDTICTACTOE_H