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fix: bot promotion using UCI standard #97

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merged 1 commit into from
Nov 18, 2024
Merged

fix: bot promotion using UCI standard #97

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16 changes: 16 additions & 0 deletions src/board.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -483,10 +483,26 @@ impl Board {
let to_y = get_int_from_char(converted_move.chars().nth(2));
let to_x = get_int_from_char(converted_move.chars().nth(3));

let mut promotion_piece: Option<PieceType> = None;
if movement.chars().count() == 5 {
promotion_piece = match movement.chars().nth(4) {
Some('q') => Some(PieceType::Queen),
Some('r') => Some(PieceType::Rook),
Some('b') => Some(PieceType::Bishop),
Some('n') => Some(PieceType::Knight),
_ => None,
};
}

self.move_piece_on_the_board(
&Coord::new(from_y as u8, from_x as u8),
&Coord::new(to_y as u8, to_x as u8),
);

if promotion_piece.is_some() {
self.board[to_y as usize][to_x as usize] =
Some((promotion_piece.unwrap(), self.player_turn));
}
if self.is_bot_starting {
self.flip_the_board();
}
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