chess-cpp/move.cpp at main · tobiascr/chess-cpp · GitHub

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#include <map>
#include "move.h"

Move::Move(MoveType type_, int from_square_, int to_square_)
{
    type = type_;
    from_square = from_square_;
    to_square = to_square_;
}

std::string Move::UCI_format()
{
    std::map<int, std::string> conventional_format =
    {{21, "a1"}, {22, "b1"}, {23, "c1"}, {24, "d1"}, {25, "e1"}, {26, "f1"}, {27, "g1"}, {28, "h1"},
     {31, "a2"}, {32, "b2"}, {33, "c2"}, {34, "d2"}, {35, "e2"}, {36, "f2"}, {37, "g2"}, {38, "h2"},
     {41, "a3"}, {42, "b3"}, {43, "c3"}, {44, "d3"}, {45, "e3"}, {46, "f3"}, {47, "g3"}, {48, "h3"},
     {51, "a4"}, {52, "b4"}, {53, "c4"}, {54, "d4"}, {55, "e4"}, {56, "f4"}, {57, "g4"}, {58, "h4"},
     {61, "a5"}, {62, "b5"}, {63, "c5"}, {64, "d5"}, {65, "e5"}, {66, "f5"}, {67, "g5"}, {68, "h5"},
     {71, "a6"}, {72, "b6"}, {73, "c6"}, {74, "d6"}, {75, "e6"}, {76, "f6"}, {77, "g6"}, {78, "h6"},
     {81, "a7"}, {82, "b7"}, {83, "c7"}, {84, "d7"}, {85, "e7"}, {86, "f7"}, {87, "g7"}, {88, "h7"},
     {91, "a8"}, {92, "b8"}, {93, "c8"}, {94, "d8"}, {95, "e8"}, {96, "f8"}, {97, "g8"}, {98, "h8"}};

    std::string from_to_string = conventional_format[from_square] + conventional_format[to_square];

    if(type == non_capture)
    {
        return from_to_string;
    }

    if(type == capture)
    {
        return from_to_string;
    }

    if(type == double_pawn_push)
    {
        return from_to_string;
    }

    if(type == en_passant)
    {
        return from_to_string;
    }

    if(type == white_kingside_castling)
    {
        return "e1g1";
    }

    if(type == white_queenside_castling)
    {
        return "e1c1";
    }

    if(type == black_kingside_castling)
    {
        return "e8g8";
    }

    if(type == black_queenside_castling)
    {
        return "e8c8";
    }

    if(type == promotion_to_queen)
    {
        return from_to_string + 'q';
    }

    if(type == promotion_capture_to_queen)
    {
        return from_to_string + 'q';
    }

    if(type == promotion_to_rook)
    {
        return from_to_string + 'r';
    }

    if(type == promotion_capture_to_rook)
    {
        return from_to_string + 'r';
    }

    if(type == promotion_to_bishop)
    {
        return from_to_string + 'b';
    }

    if(type == promotion_capture_to_bishop)
    {
        return from_to_string + 'b';
    }

    if(type == promotion_to_knight)
    {
        return from_to_string + 'n';
    }

    if(type == promotion_capture_to_knight)
    {
        return from_to_string + 'n';
    }

    return "";
}