#include "King.h"
#include "Position.h"
#include <utility>
#include <stdexcept>
#include <iostream>


King::King(Position pos, char c) {
    position = pos;
    color = c;
}

std::pair<int, Position*> King::get_moves()
{
    Position* moves = new Position[8];
    int moveCounts = 0;
    for(int i = -1; i < 2; i++) {
        for(int j = -1; j < 2; j++) {
            Position p;
            if (position.posSym+i == position.posSym and position.posNum+j == position.posNum)
                continue;
            // Position выдаст ошибку если указать невозможную позицию
            try {
                p = Position((char)(position.posSym+i), (char)(position.posNum+j));
            }
            catch (const std::invalid_argument) {
                continue;
            }
            moves[moveCounts] = p;
            moveCounts++;
        }
    }
    return std::pair<int, Position*>(8, moves);
}

const char* King::print()
{
    const char* me;
    if (color == 'B')
        me = "♚";
    else
        me = "♔";
    return me;
}