#include <iostream>

using namespace std;

char board[8][8] =
{
    {' ', 'b', ' ', 'b', ' ', 'b', ' ', 'b'},
    {'b', ' ', 'b', ' ', 'b', ' ', 'b', ' '},
    {' ', 'b', ' ', 'b', ' ', 'b', ' ', 'b'},
    {' ', ' ', ' ', ' ', ' ', ' ', ' ', ' '},
    {' ', ' ', ' ', ' ', ' ', ' ', ' ', ' '},
    {'r', ' ', 'r', ' ', 'r', ' ', 'r', ' '},
    {' ', 'r', ' ', 'r', ' ', 'r', ' ', 'r'},
    {'r', ' ', 'r', ' ', 'r', ' ', 'r', ' '},
};

char turn = 'B';
bool leap;
bool game_running = true;
int row1, row2, column1, column2;

void display_board();
void input();
bool check_move();
void move();
void do_leap();
void king();
void game_over();

int main()
{
    cout << "WARCABY\n";
    cout << "Gracz 1 [b]\n";
    cout << "Gracz 2 2 [r]\n\n";
    cout << "Wielka litera oznacza krola.\n";
    cout << "NOTE: Rzedy i kolumny liczymy od 0, nie 1.\n";
    cout << "<------KOLUMNY------>\n";
    cout << "^\n";
    cout << "|\n";
    cout << "|\n";
    cout << "|\n";
    cout << "RZEDY\n";
    cout << "|\n";
    cout << "|\n";
    cout << "|\n";
    cout << "v\n\n";
    cout << "_____________________________________________________________________________________\n\n";
    cout << "Nacisnij enter by zaczac";
    cin.get();//powoduje czekanie poki ktos nie nacisnie przycisku

    while (game_running)
    {
        display_board();

        if (turn == 'B')
        {
            cout << "--Gracz 1 [B]--\n";
        }
        else if (turn == 'R')
        {
            cout << "--Gracz 2 [R]--\n";
        }

        input();
        move();
        king();
        game_over();
    }

    if (turn == 'B')
    {
        cout << endl << endl << "Gracz 1 [Red] wygrywa!!!\n";
    }
    else if (turn == 'R')
    {
        cout << endl << endl << "Gracz 2 [Black] wygrywa!!!\n";
    }

    cout << Koniec gry\n";
}

void display_board()
{
    cout << "==================================================================================\n\n\n\n";
    cout << "       0         1         2         3         4         5         6         7     \n";
    cout << "  _________________________________________________________________________________\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "0 |    " << board[0][0] << "    |    " << board[0][1] << "    |    " << board[0][2] << "    |    "  << board[0][3] << "    |    " << board[0][4] << "    |    " << board[0][5] << "    |    " << board[0][6] << "    |    " << board[0][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "1 |    " << board[1][0] << "    |    " << board[1][1] << "    |    " << board[1][2] << "    |    "  << board[1][3] << "    |    " << board[1][4] << "    |    " << board[1][5] << "    |    " << board[1][6] << "    |    " << board[1][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "2 |    " << board[2][0] << "    |    " << board[2][1] << "    |    " << board[2][2] << "    |    "  << board[2][3] << "    |    " << board[2][4] << "    |    " << board[2][5] << "    |    " << board[2][6] << "    |    " << board[2][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "3 |    " << board[3][0] << "    |    " << board[3][1] << "    |    " << board[3][2] << "    |    "  << board[3][3] << "    |    " << board[3][4] << "    |    " << board[3][5] << "    |    " << board[3][6] << "    |    " << board[3][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "4 |    " << board[4][0] << "    |    " << board[4][1] << "    |    " << board[4][2] << "    |    "  << board[4][3] << "    |    " << board[4][4] << "    |    " << board[4][5] << "    |    " << board[4][6] << "    |    " << board[4][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "5 |    " << board[5][0] << "    |    " << board[5][1] << "    |    " << board[5][2] << "    |    "  << board[5][3] << "    |    " << board[5][4] << "    |    " << board[5][5] << "    |    " << board[5][6] << "    |    " << board[5][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "6 |    " << board[6][0] << "    |    " << board[6][1] << "    |    " << board[6][2] << "    |    "  << board[6][3] << "    |    " << board[6][4] << "    |    " << board[6][5] << "    |    " << board[6][6] << "    |    " << board[6][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "7 |    " << board[7][0] << "    |    " << board[7][1] << "    |    " << board[7][2] << "    |    "  << board[7][3] << "    |    " << board[7][4] << "    |    " << board[7][5] << "    |    " << board[7][6] << "    |    " << board[7][7] << "    |\n";
    cout << "  |         |         |         |         |         |         |         |         |\n";
    cout << "  |_________|_________|_________|_________|_________|_________|_________|_________|\n";
}

void input()
{
    cout << "Rusz pionek\n";
    cout << "Rzad: ";
    cin >> row1;
    cout << "Kolumna: ";
    cin >> column1;

    while (row1 < 0 || row1 > 7 || column1 < 0 || column1 > 7)
    {
        cout << "Nieprawidłowy wpis. Wpisz liczbe od 0 do 7.\n";
        cout << "Rusz pionkiem na:\n";
        cout << "Row: ";
        cin >> row1;
        cout << "Column: ";
        cin >> column1;
    }

    cout << "Na pole:\n";
    cout << "Rzad: ";
    cin >> row2;
    cout << "Kolumna: ";
    cin >> column2;

    while (row2 < 0 || row2 > 7 || column2 < 0 || column2 > 7)
    {
        cout << "Nieprawidłowy wpis. Wpisz liczbe od 0 do 7\n";
        cout << "Na pole\n";
        cout << "Rzad: ";
        cin >> row2;
        cout << "Kolumna: ";
        cin >> column2;
    }

    while (check_move() == false)
    {
        cout << "Niedozwolony ruch!!\n";
        input();
    }
}

bool check_move()
{
    //sprawdza czy normalny pionek nie rusza sie w tyl
    if (board[row1][column1] != 'B' && board[row1][column1] != 'R')
    {
        if ((turn == 'B' && row2 < row1) || (turn == 'R' && row2 > row1))
        {
            leap = false;
            return false;
        }
    }

    //sprawdza czy czasem pole na ktore pionek nie chce sie przesunac jest zajete
    if (board[row2][column2] != ' ')
    {
        leap = false;
        return false;
    }

    //sprawdza czy pole na ktore chcesz sie udac jest dostepne dla jakiegokolwiek pionka
    if (board[row1][column1] == ' ')
    {
        leap = false;
        return false;
    }

    //sprawdczy czy pionek sie nie rusza po ukosie
    if (column1 == column2 || row1 == row2)
    {
        leap = false;
        return false;
    }

    //sprawdcza czy pionek nie rusza sie dalej niz o jedna kolumne i jeden rzad
    if ((column2 > column1 + 1 || column2 < column1 - 1) && (row2 == row1 +1 || row2 == row1 - 1))
    {
        leap = false;
        return false;
    }

    //sprawdcza czy pionek 'przeskakuje'
    if (row2 > row1 + 1 || row2 < row1 - 1)
    {
        //sprawdza czy nie przeskoczyl za daleko
        if (row2 > row1 + 2 || row2 < row1 - 2)
        {
            leap = false;
            return false;
        }

        //sprawdza czy pionek sie nie rusza o dokladnie 2 kolumny
        if (column2 != column1 + 2 && column2 != column1 - 2)
        {
            leap = false;
            return false;
        }

        //sprawdza czy pionek przeskakuje nad innym pionkiem
        if (row2 > row1 && column2 > column1)
        {
            if (board[row2 - 1][column2 - 1] == ' ')
            {
                leap = false;
                return false;
            }
        }
        else if (row2 > row1 && column2 < column1)
        {
            if (board[row2 - 1][column2 + 1] == ' ')
            {
                leap = false;
                return false;
            }
        }
        else if (row2 < row1 && column2 > column1)
        {
            if (board[row2 + 1][column2 - 1] == ' ')
            {
                leap = false;
                return false;
            }
        }
        else if (row2 < row1 && column2 < column1)
        {
            if (board[row2 + 1][column2 + 1] == ' ')
            {
                leap = false;
                return false;
            }
        }

        leap = true;
        return true;
    }

    leap = false;
    return true;
}

void move()
{
    bool king_piece = false;

    if (board[row1][column1] == 'B' || board[row1][column1] == 'R')
    {
        king_piece = true;
    }

    board[row1][column1] = ' ';

    if (turn == 'B')
    {
        if (king_piece == false)
        {
            board[row2][column2] = 'b';
        }
        else if (king_piece == true)
        {
            board[row2][column2] = 'B';
        }

        turn = 'R';
    }
    else if (turn == 'R')
    {
        if (king_piece == false)
        {
            board[row2][column2] = 'r';
        }
        else if (king_piece == true)
        {
            board[row2][column2] = 'R';
        }

        turn = 'B';
    }

    if (leap == true)
    {
        do_leap();
    }
}

void do_leap()
{
    char answer;

    //zabiera pionka po przeskoczeniu przez niego innym pionkiem
    if (row2 > row1 && column2 > column1)
    {
        board[row2 - 1][column2 - 1] = ' ';
    }
    else if (row2 > row1 && column2 < column1)
    {
        board[row2 - 1][column2 + 1] = ' ';
    }
    else if (row2 < row1 && column2 > column1)
    {
        board[row2 + 1][column2 - 1] = ' ';
    }
    else if (row2 < row1 && column2 < column1)
    {
        board[row2 + 1][column2 + 1] = ' ';
    }

    display_board();//wyswietlenie tablicy po zmianach

    //pyta gracza czy chce nadal 'skakac'
    do
    {
        cout << "Skoczyles tylko raz. Chcesz skoczyc jeszcze raz, jezeli mozesz?? (y/n): ";
        cin >> answer;
    }
    while (answer != 'Y' && answer != 'y' && answer != 'N' && answer != 'n');

    if (answer == 'y' || answer == 'Y')
    {
        row1 = row2;
        column1 = column2;
        cout << "Skacz pionkiem: row: " << row1 << ", column: " << column1 << endl;
        cout << "Do pola\n";
        cout << "rzad: ";
        cin >> row2;
        cout << "kolumna: ";
        cin >> column2;

        while (row2 < 0 || row2 > 7 || column2 < 0 || column2 > 7)
        {
            cout << "Nieprawidłowy wpis. Wpisz liczbe od 0 do 7.\n";
            cout << "Na pole\n";
            cout << "Rzad: ";
            cin >> row2;
            cout << "Kolumna: ";
            cin >> column2;
        }

        if (turn == 'B')
        {
            turn = 'R';
        }
        else if (turn == 'R')
        {
            turn = 'B';
        }

        check_move();

        if (leap == false)
        {
            cout << "Niedozwolony skok!!\n";

            if (turn == 'B')
            {
                turn = 'R';
            }
            else if (turn == 'R')
            {
                turn = 'B';
            }
        }
        else if (leap == true)
        {
            move();
        }
    }
}

void king()
{
    for (int i = 0; i < 8; i++)
    {
        if (board[0][i] == 'r')
        {
            board[0][i] = 'R';
        }

        if (board[7][i] == 'b')
        {
            board[7][i] = 'B';
        }
    }
}

void game_over()
{
    int counter = 0;

    for (int i = 0; i < 8; i++)
    {
        for (int j = 0; j < 8; j++)
        {
            if (board[i][j] != ' ')
            {
                counter++;
            }
        }
    }

    if (counter > 1)
    {
        game_running = true;
    }
    else if (counter == 1)
    {
        game_running = false;
    }
}