#include "board.h"
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <string>

char** make_default()
{
    char** board = new char*[8];
    for (int i = 0; i < 8; ++i) {
        board[i] = new char[8];
    }
    board[0][0] = 'c';
    board[0][1] = 'h';
    board[0][2] = 'e';
    board[0][3] = 'q';
    board[0][4] = 'k';
    board[0][5] = 'e';
    board[0][6] = 'h';
    board[0][7] = 'c';
    for (int i = 0; i < 8; ++i) {
        board[1][i] = 'p';
        board[6][i] = 'P';
    }
    for (int i = 2; i < 6; ++i) {
        for (int j = 0; j < 8; ++j) {
            board[i][j] = ' ';
        }
    }
    board[7][0] = 'C';
    board[7][1] = 'H';
    board[7][2] = 'E';
    board[7][3] = 'K';
    board[7][4] = 'Q';
    board[7][5] = 'E';
    board[7][6] = 'H';
    board[7][7] = 'C';
    return board;
}

bool print(char** board)
{
    FILE* out = fopen("board.txt", "w");
    if (out == NULL) {
        return false;
    }
    for (int i = 0; i < 8; ++i) {
        fprintf(out, "%s", board[i]);
        fprintf(out, "\n");
    }
    fclose(out);
    return true;
}

void chess_move(char** board)
{
    bool flag = true;
    while (flag) {
        std::cout << "enter turns" << std::endl;
        std::string str;
        int i, j, k, l;
        std::cin >> str; // e2-e4
        i = str[0] - 97;
        j = str[1] - 49;
        // std::cout << i << "  " << j << "  " << board[j][i] << std::endl;
        if (i < 0 || i > 7 || j < 0 || j > 7
            || (board[j][i] != 'P' && board[j][i] != 'p')) {
            std::cout << "invalid input" << std::endl;
            continue;
        }
        k = str[3] - 97;
        l = str[4] - 49;
        if (k < 0 || k > 7 || l < 0 || l > 7 || board[l][k] != ' ') {
            std::cout << "invalid input" << std::endl;
            continue;
        }
        board[l][k] = board[j][i];
        board[j][i] = ' ';
        flag = false;
    }
}

void clear(char** board)
{
    for (int i = 0; i < 8; ++i) {
        delete[] board[i];
    }
    delete[] board;
}