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<?php declare(strict_types=1); |
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namespace Smr\Chess; |
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use AbstractSmrPlayer; |
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use Exception; |
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use Smr\Database; |
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use Smr\Epoch; |
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use Smr\Exceptions\UserError; |
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use Smr\Pages\Player\Chess\MatchPlay; |
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use Smr\Pages\Player\Chess\MatchResignProcessor; |
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use SmrAccount; |
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use SmrPlayer; |
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class ChessGame { |
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public const END_RESIGN = 0; |
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public const END_CANCEL = 1; |
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/** @var array<int, self> */ |
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protected static array $CACHE_CHESS_GAMES = []; |
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private Database $db; |
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private readonly int $whiteID; |
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private readonly int $blackID; |
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private readonly int $gameID; |
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private readonly int $startDate; |
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private ?int $endDate; |
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private int $winner; |
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/** @var array<mixed> */ |
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private array $hasMoved; |
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/** @var array<int, array<int, ?ChessPiece>> */ |
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private array $board; |
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/** @var array<string> */ |
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private array $moves; |
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/** @var ?array<string, array<string, int>> */ |
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private ?array $lastMove = null; |
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/** |
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* @return array<self> |
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*/ |
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public static function getNPCMoveGames(bool $forceUpdate = false): array { |
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$db = Database::getInstance(); |
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$dbResult = $db->read('SELECT chess_game_id |
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FROM npc_logins |
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JOIN account USING(login) |
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JOIN chess_game ON account_id = black_id OR account_id = white_id |
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WHERE end_time > ' . Epoch::time() . ' OR end_time IS NULL;'); |
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$games = []; |
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foreach ($dbResult->records() as $dbRecord) { |
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$game = self::getChessGame($dbRecord->getInt('chess_game_id'), $forceUpdate); |
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if ($game->getCurrentTurnAccount()->isNPC()) { |
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$games[] = $game; |
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} |
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} |
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return $games; |
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} |
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/** |
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* @return array<self> |
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*/ |
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public static function getOngoingPlayerGames(AbstractSmrPlayer $player): array { |
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$db = Database::getInstance(); |
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$dbResult = $db->read('SELECT chess_game_id FROM chess_game WHERE game_id = ' . $db->escapeNumber($player->getGameID()) . ' AND (black_id = ' . $db->escapeNumber($player->getAccountID()) . ' OR white_id = ' . $db->escapeNumber($player->getAccountID()) . ') AND (end_time > ' . Epoch::time() . ' OR end_time IS NULL);'); |
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$games = []; |
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foreach ($dbResult->records() as $dbRecord) { |
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$games[] = self::getChessGame($dbRecord->getInt('chess_game_id')); |
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} |
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return $games; |
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} |
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public static function getChessGame(int $chessGameID, bool $forceUpdate = false): self { |
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if ($forceUpdate || !isset(self::$CACHE_CHESS_GAMES[$chessGameID])) { |
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self::$CACHE_CHESS_GAMES[$chessGameID] = new self($chessGameID); |
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} |
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return self::$CACHE_CHESS_GAMES[$chessGameID]; |
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} |
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public function __construct(private readonly int $chessGameID) { |
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$this->db = Database::getInstance(); |
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$dbResult = $this->db->read('SELECT * |
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FROM chess_game |
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WHERE chess_game_id=' . $this->db->escapeNumber($chessGameID)); |
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if (!$dbResult->hasRecord()) { |
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throw new Exception('Chess game not found: ' . $chessGameID); |
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} |
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$dbRecord = $dbResult->record(); |
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$this->gameID = $dbRecord->getInt('game_id'); |
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$this->startDate = $dbRecord->getInt('start_time'); |
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$this->endDate = $dbRecord->getNullableInt('end_time'); |
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$this->whiteID = $dbRecord->getInt('white_id'); |
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$this->blackID = $dbRecord->getInt('black_id'); |
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$this->winner = $dbRecord->getInt('winner_id'); |
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$this->resetHasMoved(); |
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} |
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/** |
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* @param array<int, array<int, ?ChessPiece>> $board |
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*/ |
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public static function isValidCoord(int $x, int $y, array $board): bool { |
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return $y < count($board) && $y >= 0 && $x < count($board[$y]) && $x >= 0; |
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} |
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/** |
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* @param array<int, array<int, ?ChessPiece>> $board |
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* @param array<mixed> $hasMoved |
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*/ |
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public static function isPlayerChecked(array $board, array $hasMoved, Colour $colour): bool { |
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foreach ($board as $row) { |
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foreach ($row as $p) { |
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if ($p != null && $p->colour != $colour && $p->isAttacking($board, $hasMoved, true)) { |
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return true; |
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} |
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} |
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} |
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return false; |
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} |
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private function resetHasMoved(): void { |
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$this->hasMoved = [ |
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Colour::White->value => [ |
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ChessPiece::KING => false, |
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ChessPiece::ROOK => [ |
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'Queen' => false, |
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'King' => false, |
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], |
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], |
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Colour::Black->value => [ |
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ChessPiece::KING => false, |
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ChessPiece::ROOK => [ |
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'Queen' => false, |
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'King' => false, |
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], |
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], |
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ChessPiece::PAWN => [-1, -1], |
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]; |
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} |
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public function rerunGame(bool $debugInfo = false): void { |
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$db = Database::getInstance(); |
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$db->write('UPDATE chess_game |
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SET end_time = NULL, winner_id = 0 |
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WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$db->write('DELETE FROM chess_game_pieces WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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self::insertPieces($this->chessGameID); |
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$dbResult = $db->read('SELECT * FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ' ORDER BY move_id;'); |
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$db->write('DELETE FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$this->moves = []; |
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unset($this->board); |
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unset($this->endDate); |
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unset($this->winner); |
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$this->resetHasMoved(); |
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try { |
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foreach ($dbResult->records() as $dbRecord) { |
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$start_x = $dbRecord->getInt('start_x'); |
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$start_y = $dbRecord->getInt('start_y'); |
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$end_x = $dbRecord->getInt('end_x'); |
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$end_y = $dbRecord->getInt('end_y'); |
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$colour = $dbRecord->getInt('move_id') % 2 == 1 ? Colour::White : Colour::Black; |
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$promotePieceID = $dbRecord->getInt('promote_piece_id'); |
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if ($debugInfo === true) { |
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echo 'x=', $start_x, ', y=', $start_y, ', endX=', $end_x, ', endY=', $end_y, ', colour=', $colour->name, EOL; |
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} |
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if ($this->tryMove($start_x, $start_y, $end_x, $end_y, $colour, $promotePieceID) != 0) { |
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break; |
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} |
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} |
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} catch (Exception $e) { |
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if ($debugInfo === true) { |
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echo $e->getMessage() . EOL . $e->getTraceAsString() . EOL; |
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} |
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// We probably tried an invalid move - move on. |
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} |
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} |
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/** |
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* @return array<int, array<int, ?ChessPiece>> |
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*/ |
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public function getBoard(): array { |
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if (!isset($this->board)) { |
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$dbResult = $this->db->read('SELECT * FROM chess_game_pieces WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$pieces = []; |
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foreach ($dbResult->records() as $dbRecord) { |
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$pieces[] = new ChessPiece(Colour::from($dbRecord->getString('colour')), $dbRecord->getInt('piece_id'), $dbRecord->getInt('x'), $dbRecord->getInt('y'), $dbRecord->getInt('piece_no')); |
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} |
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$this->board = $this->parsePieces($pieces); |
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} |
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return $this->board; |
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} |
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/** |
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* Get the board from black's perspective |
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* |
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* @return array<int, array<int, ?ChessPiece>> |
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*/ |
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public function getBoardReversed(): array { |
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// Need to reverse both the rows and the files to rotate the board |
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$board = array_reverse($this->getBoard(), true); |
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foreach ($board as $key => $row) { |
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$board[$key] = array_reverse($row, true); |
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} |
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return $board; |
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} |
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/** |
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* @return ?array<string, array<string, int>> |
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*/ |
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public function getLastMove(): ?array { |
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$this->getMoves(); |
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return $this->lastMove; |
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} |
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/** |
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* Determines if a board square is part of the last move |
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* (returns true for both the 'To' and 'From' squares). |
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*/ |
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public function isLastMoveSquare(int $x, int $y): bool { |
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$lastMove = $this->getLastMove(); |
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if ($lastMove === null) { |
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return false; |
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} |
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return ($x == $lastMove['From']['X'] && $y == $lastMove['From']['Y']) || ($x == $lastMove['To']['X'] && $y == $lastMove['To']['Y']); |
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} |
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/** |
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* @return array<string> |
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*/ |
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public function getMoves(): array { |
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if (!isset($this->moves)) { |
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$dbResult = $this->db->read('SELECT * FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ' ORDER BY move_id;'); |
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$this->moves = []; |
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$mate = false; |
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foreach ($dbResult->records() as $dbRecord) { |
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$pieceTakenID = $dbRecord->getNullableInt('piece_taken'); |
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$promotionPieceID = $dbRecord->getNullableInt('promote_piece_id'); |
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$this->moves[] = $this->createMove( |
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$dbRecord->getInt('piece_id'), |
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$dbRecord->getInt('start_x'), |
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$dbRecord->getInt('start_y'), |
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$dbRecord->getInt('end_x'), |
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$dbRecord->getInt('end_y'), |
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$pieceTakenID, |
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$dbRecord->getNullableString('checked'), |
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$dbRecord->getInt('move_id') % 2 == 1 ? Colour::White : Colour::Black, |
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$dbRecord->getNullableString('castling'), |
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$dbRecord->getBoolean('en_passant'), |
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$promotionPieceID |
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); |
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$mate = $dbRecord->getNullableString('checked') == 'MATE'; |
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} |
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if (!$mate && $this->hasEnded()) { |
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if ($this->getWinner() != 0) { |
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$this->moves[] = ($this->getWinner() == $this->getWhiteID() ? 'Black' : 'White') . ' Resigned.'; |
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} elseif (count($this->moves) < 2) { |
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$this->moves[] = 'Game Cancelled.'; |
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} else { |
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$this->moves[] = 'Game Drawn.'; |
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} |
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} |
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} |
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return $this->moves; |
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} |
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270
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public function getFENString(): string { |
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$fen = ''; |
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$board = $this->getBoard(); |
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$blanks = 0; |
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for ($y = 0; $y < 8; $y++) { |
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if ($y > 0) { |
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$fen .= '/'; |
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} |
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for ($x = 0; $x < 8; $x++) { |
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if ($board[$y][$x] === null) { |
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$blanks++; |
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} else { |
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if ($blanks > 0) { |
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$fen .= $blanks; |
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$blanks = 0; |
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} |
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$fen .= $board[$y][$x]->getPieceLetter(); |
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} |
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} |
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if ($blanks > 0) { |
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290
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$fen .= $blanks; |
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$blanks = 0; |
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} |
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293
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} |
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294
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$fen .= match ($this->getCurrentTurnColour()) { |
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295
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|
|
Colour::White => ' w ', |
|
296
|
|
|
Colour::Black => ' b ', |
|
297
|
|
|
}; |
|
298
|
|
|
|
|
299
|
|
|
// Castling |
|
300
|
|
|
$castling = ''; |
|
301
|
|
|
foreach (Colour::cases() as $colour) { |
|
302
|
|
|
if ($this->hasMoved[$colour->value][ChessPiece::KING] !== true) { |
|
303
|
|
|
if ($this->hasMoved[$colour->value][ChessPiece::ROOK]['King'] !== true) { |
|
304
|
|
|
$castling .= ChessPiece::getLetterForPiece(ChessPiece::KING, $colour); |
|
305
|
|
|
} |
|
306
|
|
|
if ($this->hasMoved[$colour->value][ChessPiece::ROOK]['Queen'] !== true) { |
|
307
|
|
|
$castling .= ChessPiece::getLetterForPiece(ChessPiece::QUEEN, $colour); |
|
308
|
|
|
} |
|
309
|
|
|
} |
|
310
|
|
|
} |
|
311
|
|
|
if ($castling == '') { |
|
312
|
|
|
$castling = '-'; |
|
313
|
|
|
} |
|
314
|
|
|
$fen .= $castling . ' '; |
|
315
|
|
|
|
|
316
|
|
|
// En passant |
|
317
|
|
|
[$pawnX, $pawnY] = $this->hasMoved[ChessPiece::PAWN]; |
|
318
|
|
|
if ($pawnX != -1) { |
|
319
|
|
|
$fen .= chr(ord('a') + $pawnX); |
|
320
|
|
|
$fen .= match ($pawnY) { |
|
321
|
|
|
3 => '6', |
|
322
|
|
|
4 => '3', |
|
323
|
|
|
default => throw new Exception('Invalid en passant rank: ' . $pawnY), |
|
324
|
|
|
}; |
|
325
|
|
|
} else { |
|
326
|
|
|
$fen .= '-'; |
|
327
|
|
|
} |
|
328
|
|
|
$fen .= ' 0 ' . floor(count($this->moves) / 2); |
|
329
|
|
|
|
|
330
|
|
|
return $fen; |
|
331
|
|
|
} |
|
332
|
|
|
|
|
333
|
|
|
/** |
|
334
|
|
|
* @param array<ChessPiece> $pieces |
|
335
|
|
|
* @return array<int, array<int, ?ChessPiece>> |
|
336
|
|
|
*/ |
|
337
|
|
|
private static function parsePieces(array $pieces): array { |
|
338
|
|
|
$row = array_fill(0, 8, null); |
|
339
|
|
|
$board = array_fill(0, 8, $row); |
|
340
|
|
|
foreach ($pieces as $piece) { |
|
341
|
|
|
if ($board[$piece->y][$piece->x] != null) { |
|
342
|
|
|
throw new Exception('Two pieces found in the same tile.'); |
|
343
|
|
|
} |
|
344
|
|
|
$board[$piece->y][$piece->x] = $piece; |
|
345
|
|
|
} |
|
346
|
|
|
return $board; |
|
347
|
|
|
} |
|
348
|
|
|
|
|
349
|
|
|
/** |
|
350
|
|
|
* @return array<ChessPiece> |
|
351
|
|
|
*/ |
|
352
|
|
|
public static function getStandardGame(): array { |
|
353
|
|
|
return [ |
|
354
|
|
|
new ChessPiece(Colour::Black, ChessPiece::ROOK, 0, 0), |
|
355
|
|
|
new ChessPiece(Colour::Black, ChessPiece::KNIGHT, 1, 0), |
|
356
|
|
|
new ChessPiece(Colour::Black, ChessPiece::BISHOP, 2, 0), |
|
357
|
|
|
new ChessPiece(Colour::Black, ChessPiece::QUEEN, 3, 0), |
|
358
|
|
|
new ChessPiece(Colour::Black, ChessPiece::KING, 4, 0), |
|
359
|
|
|
new ChessPiece(Colour::Black, ChessPiece::BISHOP, 5, 0), |
|
360
|
|
|
new ChessPiece(Colour::Black, ChessPiece::KNIGHT, 6, 0), |
|
361
|
|
|
new ChessPiece(Colour::Black, ChessPiece::ROOK, 7, 0), |
|
362
|
|
|
|
|
363
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 0, 1), |
|
364
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 1, 1), |
|
365
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 2, 1), |
|
366
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 3, 1), |
|
367
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 4, 1), |
|
368
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 5, 1), |
|
369
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 6, 1), |
|
370
|
|
|
new ChessPiece(Colour::Black, ChessPiece::PAWN, 7, 1), |
|
371
|
|
|
|
|
372
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 0, 6), |
|
373
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 1, 6), |
|
374
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 2, 6), |
|
375
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 3, 6), |
|
376
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 4, 6), |
|
377
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 5, 6), |
|
378
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 6, 6), |
|
379
|
|
|
new ChessPiece(Colour::White, ChessPiece::PAWN, 7, 6), |
|
380
|
|
|
|
|
381
|
|
|
new ChessPiece(Colour::White, ChessPiece::ROOK, 0, 7), |
|
382
|
|
|
new ChessPiece(Colour::White, ChessPiece::KNIGHT, 1, 7), |
|
383
|
|
|
new ChessPiece(Colour::White, ChessPiece::BISHOP, 2, 7), |
|
384
|
|
|
new ChessPiece(Colour::White, ChessPiece::QUEEN, 3, 7), |
|
385
|
|
|
new ChessPiece(Colour::White, ChessPiece::KING, 4, 7), |
|
386
|
|
|
new ChessPiece(Colour::White, ChessPiece::BISHOP, 5, 7), |
|
387
|
|
|
new ChessPiece(Colour::White, ChessPiece::KNIGHT, 6, 7), |
|
388
|
|
|
new ChessPiece(Colour::White, ChessPiece::ROOK, 7, 7), |
|
389
|
|
|
]; |
|
390
|
|
|
} |
|
391
|
|
|
|
|
392
|
|
|
public static function insertNewGame(int $startDate, ?int $endDate, AbstractSmrPlayer $whitePlayer, AbstractSmrPlayer $blackPlayer): int { |
|
393
|
|
|
$db = Database::getInstance(); |
|
394
|
|
|
$chessGameID = $db->insert('chess_game', [ |
|
395
|
|
|
'start_time' => $db->escapeNumber($startDate), |
|
396
|
|
|
'end_time' => $endDate === null ? 'NULL' : $db->escapeNumber($endDate), |
|
397
|
|
|
'white_id' => $db->escapeNumber($whitePlayer->getAccountID()), |
|
398
|
|
|
'black_id' => $db->escapeNumber($blackPlayer->getAccountID()), |
|
399
|
|
|
'game_id' => $db->escapeNumber($whitePlayer->getGameID()), |
|
400
|
|
|
]); |
|
401
|
|
|
|
|
402
|
|
|
self::insertPieces($chessGameID); |
|
403
|
|
|
return $chessGameID; |
|
404
|
|
|
} |
|
405
|
|
|
|
|
406
|
|
|
private static function insertPieces(int $chessGameID): void { |
|
407
|
|
|
$db = Database::getInstance(); |
|
408
|
|
|
$pieces = self::getStandardGame(); |
|
409
|
|
|
foreach ($pieces as $p) { |
|
410
|
|
|
$db->insert('chess_game_pieces', [ |
|
411
|
|
|
'chess_game_id' => $db->escapeNumber($chessGameID), |
|
412
|
|
|
'colour' => $db->escapeString($p->colour->value), |
|
413
|
|
|
'piece_id' => $db->escapeNumber($p->pieceID), |
|
414
|
|
|
'x' => $db->escapeNumber($p->x), |
|
415
|
|
|
'y' => $db->escapeNumber($p->y), |
|
416
|
|
|
]); |
|
417
|
|
|
} |
|
418
|
|
|
} |
|
419
|
|
|
|
|
420
|
|
|
private function createMove(int $pieceID, int $startX, int $startY, int $endX, int $endY, ?int $pieceTaken, ?string $checking, Colour $playerColour, ?string $castling, bool $enPassant, ?int $promotionPieceID): string { |
|
421
|
|
|
// This move will be set as the most recent move |
|
422
|
|
|
$this->lastMove = [ |
|
423
|
|
|
'From' => ['X' => $startX, 'Y' => $startY], |
|
424
|
|
|
'To' => ['X' => $endX, 'Y' => $endY], |
|
425
|
|
|
]; |
|
426
|
|
|
|
|
427
|
|
|
$otherPlayerColour = $playerColour->opposite(); |
|
428
|
|
|
if ($pieceID == ChessPiece::KING) { |
|
429
|
|
|
$this->hasMoved[$playerColour->value][ChessPiece::KING] = true; |
|
430
|
|
|
} |
|
431
|
|
|
// Check if the piece moving is a rook and mark it as moved to stop castling. |
|
432
|
|
|
if ($pieceID == ChessPiece::ROOK && ($startX == 0 || $startX == 7) && ($startY == ($playerColour == Colour::White ? 7 : 0))) { |
|
433
|
|
|
$this->hasMoved[$playerColour->value][ChessPiece::ROOK][$startX == 0 ? 'Queen' : 'King'] = true; |
|
434
|
|
|
} |
|
435
|
|
|
// Check if we've taken a rook and marked them as moved, if they've already moved this does nothing, but if they were taken before moving this stops an issue with trying to castle with a non-existent castle. |
|
436
|
|
|
if ($pieceTaken == ChessPiece::ROOK && ($endX == 0 || $endX == 7) && $endY == ($otherPlayerColour == Colour::White ? 7 : 0)) { |
|
437
|
|
|
$this->hasMoved[$otherPlayerColour->value][ChessPiece::ROOK][$endX == 0 ? 'Queen' : 'King'] = true; |
|
438
|
|
|
} |
|
439
|
|
|
if ($pieceID == ChessPiece::PAWN && ($startY == 1 || $startY == 6) && ($endY == 3 || $endY == 4)) { |
|
440
|
|
|
$this->hasMoved[ChessPiece::PAWN] = [$endX, $endY]; |
|
441
|
|
|
} else { |
|
442
|
|
|
$this->hasMoved[ChessPiece::PAWN] = [-1, -1]; |
|
443
|
|
|
} |
|
444
|
|
|
return ($castling == 'Queen' ? '0-0-0' : ($castling == 'King' ? '0-0' : '')) |
|
445
|
|
|
. ChessPiece::getSymbolForPiece($pieceID, $playerColour) |
|
446
|
|
|
. chr(ord('a') + $startX) |
|
447
|
|
|
. (8 - $startY) |
|
448
|
|
|
. ' ' |
|
449
|
|
|
. ($pieceTaken === null ? '' : ChessPiece::getSymbolForPiece($pieceTaken, $otherPlayerColour)) |
|
450
|
|
|
. chr(ord('a') + $endX) |
|
451
|
|
|
. (8 - $endY) |
|
452
|
|
|
. ($promotionPieceID === null ? '' : ChessPiece::getSymbolForPiece($promotionPieceID, $playerColour)) |
|
453
|
|
|
. ' ' |
|
454
|
|
|
. ($checking === null ? '' : ($checking == 'CHECK' ? '+' : '++')) |
|
455
|
|
|
. ($enPassant ? ' e.p.' : ''); |
|
456
|
|
|
} |
|
457
|
|
|
|
|
458
|
|
|
public function isCheckmated(Colour $colour): bool { |
|
459
|
|
|
$king = null; |
|
460
|
|
|
foreach ($this->board as $row) { |
|
461
|
|
|
foreach ($row as $piece) { |
|
462
|
|
|
if ($piece != null && $piece->pieceID == ChessPiece::KING && $piece->colour == $colour) { |
|
463
|
|
|
$king = $piece; |
|
464
|
|
|
break; |
|
465
|
|
|
} |
|
466
|
|
|
} |
|
467
|
|
|
} |
|
468
|
|
|
if ($king === null) { |
|
469
|
|
|
throw new Exception('Could not find the king: game id = ' . $this->chessGameID); |
|
470
|
|
|
} |
|
471
|
|
|
if (!self::isPlayerChecked($this->board, $this->hasMoved, $colour)) { |
|
472
|
|
|
return false; |
|
473
|
|
|
} |
|
474
|
|
|
foreach ($this->board as $row) { |
|
475
|
|
|
foreach ($row as $piece) { |
|
476
|
|
|
if ($piece != null && $piece->colour == $colour) { |
|
477
|
|
|
$moves = $piece->getPossibleMoves($this->board, $this->hasMoved); |
|
478
|
|
|
//There are moves we can make, we are clearly not checkmated. |
|
479
|
|
|
if (count($moves) > 0) { |
|
480
|
|
|
return false; |
|
481
|
|
|
} |
|
482
|
|
|
} |
|
483
|
|
|
} |
|
484
|
|
|
} |
|
485
|
|
|
return true; |
|
486
|
|
|
} |
|
487
|
|
|
|
|
488
|
|
|
/** |
|
489
|
|
|
* @return array{Type: string, X: int, ToX: int}|false |
|
490
|
|
|
*/ |
|
491
|
|
|
public static function isCastling(int $x, int $toX): array|false { |
|
492
|
|
|
$movement = $toX - $x; |
|
493
|
|
|
return match ($movement) { |
|
494
|
|
|
-2 => ['Type' => 'Queen', 'X' => 0, 'ToX' => 3], |
|
495
|
|
|
2 => ['Type' => 'King', 'X' => 7, 'ToX' => 5], |
|
496
|
|
|
default => false, |
|
497
|
|
|
}; |
|
498
|
|
|
} |
|
499
|
|
|
|
|
500
|
|
|
/** |
|
501
|
|
|
* @param array<int, array<int, ?ChessPiece>> $board |
|
502
|
|
|
* @param array<mixed> $hasMoved |
|
503
|
|
|
* @return array<string, mixed> |
|
504
|
|
|
*/ |
|
505
|
|
|
public static function movePiece(array &$board, array &$hasMoved, int $x, int $y, int $toX, int $toY, int $pawnPromotionPiece = ChessPiece::QUEEN): array { |
|
506
|
|
|
if (!self::isValidCoord($x, $y, $board)) { |
|
507
|
|
|
throw new Exception('Invalid from coordinates, x=' . $x . ', y=' . $y); |
|
508
|
|
|
} |
|
509
|
|
|
if (!self::isValidCoord($toX, $toY, $board)) { |
|
510
|
|
|
throw new Exception('Invalid to coordinates, x=' . $toX . ', y=' . $toY); |
|
511
|
|
|
} |
|
512
|
|
|
$pieceTaken = $board[$toY][$toX]; |
|
513
|
|
|
$board[$toY][$toX] = $board[$y][$x]; |
|
514
|
|
|
$p = $board[$toY][$toX]; |
|
515
|
|
|
$board[$y][$x] = null; |
|
516
|
|
|
if ($p === null) { |
|
517
|
|
|
throw new Exception('Trying to move non-existent piece: ' . var_export($board, true)); |
|
518
|
|
|
} |
|
519
|
|
|
$p->x = $toX; |
|
520
|
|
|
$p->y = $toY; |
|
521
|
|
|
|
|
522
|
|
|
$oldPawnMovement = $hasMoved[ChessPiece::PAWN]; |
|
523
|
|
|
$nextPawnMovement = [-1, -1]; |
|
524
|
|
|
$castling = false; |
|
525
|
|
|
$enPassant = false; |
|
526
|
|
|
$rookMoved = false; |
|
527
|
|
|
$rookTaken = false; |
|
528
|
|
|
$pawnPromotion = false; |
|
529
|
|
|
if ($p->pieceID == ChessPiece::KING) { |
|
530
|
|
|
//Castling? |
|
531
|
|
|
$castling = self::isCastling($x, $toX); |
|
532
|
|
|
if ($castling !== false) { |
|
533
|
|
|
$hasMoved[$p->colour->value][ChessPiece::KING] = true; |
|
534
|
|
|
$hasMoved[$p->colour->value][ChessPiece::ROOK][$castling['Type']] = true; |
|
535
|
|
|
if ($board[$y][$castling['X']] === null) { |
|
536
|
|
|
throw new Exception('Cannot castle with non-existent rook.'); |
|
537
|
|
|
} |
|
538
|
|
|
$board[$toY][$castling['ToX']] = $board[$y][$castling['X']]; |
|
539
|
|
|
$board[$toY][$castling['ToX']]->x = $castling['ToX']; |
|
540
|
|
|
$board[$y][$castling['X']] = null; |
|
541
|
|
|
} |
|
542
|
|
|
} elseif ($p->pieceID == ChessPiece::PAWN) { |
|
543
|
|
|
if ($toY == 0 || $toY == 7) { |
|
544
|
|
|
$pawnPromotion = $p->promote($pawnPromotionPiece, $board); |
|
545
|
|
|
} elseif (($y == 1 || $y == 6) && ($toY == 3 || $toY == 4)) { |
|
546
|
|
|
//Double move to track? |
|
547
|
|
|
$nextPawnMovement = [$toX, $toY]; |
|
548
|
|
|
} elseif ($hasMoved[ChessPiece::PAWN][0] == $toX && |
|
549
|
|
|
($hasMoved[ChessPiece::PAWN][1] == 3 && $toY == 2 || $hasMoved[ChessPiece::PAWN][1] == 4 && $toY == 5)) { |
|
550
|
|
|
//En passant? |
|
551
|
|
|
$enPassant = true; |
|
552
|
|
|
$pieceTaken = $board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]]; |
|
553
|
|
|
if ($board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]] === null) { |
|
554
|
|
|
throw new Exception('Cannot en passant a non-existent pawn.'); |
|
555
|
|
|
} |
|
556
|
|
|
$board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]] = null; |
|
557
|
|
|
} |
|
558
|
|
|
} elseif ($p->pieceID == ChessPiece::ROOK && ($x == 0 || $x == 7) && $y == ($p->colour == Colour::White ? 7 : 0)) { |
|
559
|
|
|
//Rook moved? |
|
560
|
|
|
if ($hasMoved[$p->colour->value][ChessPiece::ROOK][$x == 0 ? 'Queen' : 'King'] === false) { |
|
561
|
|
|
// We set rook moved in here as it's used for move info. |
|
562
|
|
|
$rookMoved = $x == 0 ? 'Queen' : 'King'; |
|
563
|
|
|
$hasMoved[$p->colour->value][ChessPiece::ROOK][$rookMoved] = true; |
|
564
|
|
|
} |
|
565
|
|
|
} |
|
566
|
|
|
// Check if we've taken a rook and marked them as moved, if they've already moved this does nothing, but if they were taken before moving this stops an issue with trying to castle with a non-existent castle. |
|
567
|
|
|
if ($pieceTaken != null && $pieceTaken->pieceID == ChessPiece::ROOK && ($toX == 0 || $toX == 7) && $toY == ($pieceTaken->colour == Colour::White ? 7 : 0)) { |
|
568
|
|
|
if ($hasMoved[$pieceTaken->colour->value][ChessPiece::ROOK][$toX == 0 ? 'Queen' : 'King'] === false) { |
|
569
|
|
|
$rookTaken = $toX == 0 ? 'Queen' : 'King'; |
|
570
|
|
|
$hasMoved[$pieceTaken->colour->value][ChessPiece::ROOK][$rookTaken] = true; |
|
571
|
|
|
} |
|
572
|
|
|
} |
|
573
|
|
|
|
|
574
|
|
|
$hasMoved[ChessPiece::PAWN] = $nextPawnMovement; |
|
575
|
|
|
return [ |
|
576
|
|
|
'Castling' => $castling, |
|
577
|
|
|
'PieceTaken' => $pieceTaken, |
|
578
|
|
|
'EnPassant' => $enPassant, |
|
579
|
|
|
'RookMoved' => $rookMoved, |
|
580
|
|
|
'RookTaken' => $rookTaken, |
|
581
|
|
|
'OldPawnMovement' => $oldPawnMovement, |
|
582
|
|
|
'PawnPromotion' => $pawnPromotion, |
|
583
|
|
|
]; |
|
584
|
|
|
} |
|
585
|
|
|
|
|
586
|
|
|
/** |
|
587
|
|
|
* @param string $move Algebraic notation like "b2b4" |
|
588
|
|
|
*/ |
|
589
|
|
|
public function tryAlgebraicMove(string $move): void { |
|
590
|
|
|
if (strlen($move) != 4 && strlen($move) != 5) { |
|
591
|
|
|
throw new Exception('Move of length "' . strlen($move) . '" is not valid, full move: ' . $move); |
|
592
|
|
|
} |
|
593
|
|
|
$file = $move[0]; |
|
594
|
|
|
$rank = str2int($move[1]); |
|
|
|
|
|
|
595
|
|
|
$toFile = $move[2]; |
|
596
|
|
|
$toRank = str2int($move[3]); |
|
597
|
|
|
|
|
598
|
|
|
$aVal = ord('a'); |
|
599
|
|
|
$x = ord($file) - $aVal; |
|
600
|
|
|
$toX = ord($toFile) - $aVal; |
|
601
|
|
|
$y = $rank - 1; |
|
602
|
|
|
$toY = $toRank - 1; |
|
603
|
|
|
|
|
604
|
|
|
$pawnPromotionPiece = ChessPiece::QUEEN; |
|
605
|
|
|
if (isset($move[4])) { |
|
606
|
|
|
$pawnPromotionPiece = ChessPiece::getPieceForLetter($move[4]); |
|
607
|
|
|
} |
|
608
|
|
|
$this->tryMove($x, $y, $toX, $toY, $this->getCurrentTurnColour(), $pawnPromotionPiece); |
|
609
|
|
|
} |
|
610
|
|
|
|
|
611
|
|
|
public function tryMove(int $x, int $y, int $toX, int $toY, Colour $forColour, int $pawnPromotionPiece): string { |
|
612
|
|
|
if ($this->hasEnded()) { |
|
613
|
|
|
throw new UserError('This game is already over'); |
|
614
|
|
|
} |
|
615
|
|
|
if ($this->getCurrentTurnColour() != $forColour) { |
|
616
|
|
|
throw new UserError('It is not your turn to move'); |
|
617
|
|
|
} |
|
618
|
|
|
$lastTurnPlayer = $this->getCurrentTurnPlayer(); |
|
619
|
|
|
$this->getBoard(); |
|
620
|
|
|
$p = $this->board[$y][$x]; |
|
621
|
|
|
if ($p === null || $p->colour != $forColour) { |
|
622
|
|
|
throw new UserError('There is no piece on that square'); |
|
623
|
|
|
} |
|
624
|
|
|
|
|
625
|
|
|
$moves = $p->getPossibleMoves($this->board, $this->hasMoved, $forColour); |
|
626
|
|
|
$moveIsLegal = false; |
|
627
|
|
|
foreach ($moves as $move) { |
|
628
|
|
|
if ($move[0] == $toX && $move[1] == $toY) { |
|
629
|
|
|
$moveIsLegal = true; |
|
630
|
|
|
break; |
|
631
|
|
|
} |
|
632
|
|
|
} |
|
633
|
|
|
if (!$moveIsLegal) { |
|
634
|
|
|
throw new UserError('That move is not legal'); |
|
635
|
|
|
} |
|
636
|
|
|
|
|
637
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
638
|
|
|
$currentPlayer = $this->getCurrentTurnPlayer(); |
|
639
|
|
|
|
|
640
|
|
|
$moveInfo = self::movePiece($this->board, $this->hasMoved, $x, $y, $toX, $toY, $pawnPromotionPiece); |
|
641
|
|
|
|
|
642
|
|
|
//We have taken the move, we should refresh $p |
|
643
|
|
|
$p = $this->board[$toY][$toX]; |
|
644
|
|
|
|
|
645
|
|
|
$pieceTakenID = null; |
|
646
|
|
|
if ($moveInfo['PieceTaken'] != null) { |
|
647
|
|
|
$pieceTakenID = $moveInfo['PieceTaken']->pieceID; |
|
648
|
|
|
if ($moveInfo['PieceTaken']->pieceID == ChessPiece::KING) { |
|
649
|
|
|
throw new Exception('King was taken.'); |
|
650
|
|
|
} |
|
651
|
|
|
} |
|
652
|
|
|
|
|
653
|
|
|
$pieceID = $p->pieceID; |
|
654
|
|
|
$pieceNo = $p->pieceNo; |
|
655
|
|
|
$promotionPieceID = null; |
|
656
|
|
|
if ($moveInfo['PawnPromotion'] !== false) { |
|
657
|
|
|
$p->pieceID = $moveInfo['PawnPromotion']['PieceID']; |
|
658
|
|
|
$p->pieceNo = $moveInfo['PawnPromotion']['PieceNo']; |
|
659
|
|
|
$promotionPieceID = $p->pieceID; |
|
660
|
|
|
} |
|
661
|
|
|
|
|
662
|
|
|
$checking = null; |
|
663
|
|
|
if ($p->isAttacking($this->board, $this->hasMoved, true)) { |
|
664
|
|
|
$checking = 'CHECK'; |
|
665
|
|
|
} |
|
666
|
|
|
if ($this->isCheckmated($p->colour->opposite())) { |
|
667
|
|
|
$checking = 'MATE'; |
|
668
|
|
|
} |
|
669
|
|
|
|
|
670
|
|
|
$castlingType = $moveInfo['Castling'] === false ? null : $moveInfo['Castling']['Type']; |
|
671
|
|
|
|
|
672
|
|
|
$this->getMoves(); // make sure $this->moves is initialized |
|
673
|
|
|
$this->moves[] = $this->createMove($pieceID, $x, $y, $toX, $toY, $pieceTakenID, $checking, $this->getCurrentTurnColour(), $castlingType, $moveInfo['EnPassant'], $promotionPieceID); |
|
674
|
|
|
if (self::isPlayerChecked($this->board, $this->hasMoved, $p->colour)) { |
|
675
|
|
|
throw new UserError('You cannot end your turn in check'); |
|
676
|
|
|
} |
|
677
|
|
|
|
|
678
|
|
|
$otherPlayer = $this->getCurrentTurnPlayer(); |
|
679
|
|
|
if ($moveInfo['PawnPromotion'] !== false) { |
|
680
|
|
|
$piecePromotedSymbol = $p->getPieceSymbol(); |
|
681
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Own Pawns Promoted', 'Total'], HOF_PUBLIC); |
|
682
|
|
|
$otherPlayer->increaseHOF(1, [$chessType, 'Moves', 'Opponent Pawns Promoted', 'Total'], HOF_PUBLIC); |
|
683
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Own Pawns Promoted', $piecePromotedSymbol], HOF_PUBLIC); |
|
684
|
|
|
$otherPlayer->increaseHOF(1, [$chessType, 'Moves', 'Opponent Pawns Promoted', $piecePromotedSymbol], HOF_PUBLIC); |
|
685
|
|
|
} |
|
686
|
|
|
|
|
687
|
|
|
$this->db->insert('chess_game_moves', [ |
|
688
|
|
|
'chess_game_id' => $this->db->escapeNumber($this->chessGameID), |
|
689
|
|
|
'piece_id' => $this->db->escapeNumber($pieceID), |
|
690
|
|
|
'start_x' => $this->db->escapeNumber($x), |
|
691
|
|
|
'start_y' => $this->db->escapeNumber($y), |
|
692
|
|
|
'end_x' => $this->db->escapeNumber($toX), |
|
693
|
|
|
'end_y' => $this->db->escapeNumber($toY), |
|
694
|
|
|
'checked' => $this->db->escapeString($checking, true), |
|
695
|
|
|
'piece_taken' => $moveInfo['PieceTaken'] === null ? 'NULL' : $this->db->escapeNumber($moveInfo['PieceTaken']->pieceID), |
|
696
|
|
|
'castling' => $this->db->escapeString($castlingType, true), |
|
697
|
|
|
'en_passant' => $this->db->escapeBoolean($moveInfo['EnPassant']), |
|
698
|
|
|
'promote_piece_id' => $moveInfo['PawnPromotion'] == false ? 'NULL' : $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceID']), |
|
699
|
|
|
]); |
|
700
|
|
|
|
|
701
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Total Taken'], HOF_PUBLIC); |
|
702
|
|
|
if ($moveInfo['PieceTaken'] != null) { |
|
703
|
|
|
// Get the owner of the taken piece |
|
704
|
|
|
$this->db->write('DELETE FROM chess_game_pieces |
|
705
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND colour=' . $this->db->escapeString($moveInfo['PieceTaken']->colour->value) . ' AND piece_id=' . $this->db->escapeNumber($moveInfo['PieceTaken']->pieceID) . ' AND piece_no=' . $this->db->escapeNumber($moveInfo['PieceTaken']->pieceNo) . ';'); |
|
706
|
|
|
|
|
707
|
|
|
$pieceTakenSymbol = $moveInfo['PieceTaken']->getPieceSymbol(); |
|
708
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Opponent Pieces Taken', 'Total'], HOF_PUBLIC); |
|
709
|
|
|
$otherPlayer->increaseHOF(1, [$chessType, 'Moves', 'Own Pieces Taken', 'Total'], HOF_PUBLIC); |
|
710
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Opponent Pieces Taken', $pieceTakenSymbol], HOF_PUBLIC); |
|
711
|
|
|
$otherPlayer->increaseHOF(1, [$chessType, 'Moves', 'Own Pieces Taken', $pieceTakenSymbol], HOF_PUBLIC); |
|
712
|
|
|
} |
|
713
|
|
|
|
|
714
|
|
|
$this->db->write('UPDATE chess_game_pieces |
|
715
|
|
|
SET x=' . $this->db->escapeNumber($toX) . ', y=' . $this->db->escapeNumber($toY) . |
|
716
|
|
|
($moveInfo['PawnPromotion'] !== false ? ', piece_id=' . $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceID']) . ', piece_no=' . $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceNo']) : '') . ' |
|
717
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND colour=' . $this->db->escapeString($p->colour->value) . ' AND piece_id=' . $this->db->escapeNumber($pieceID) . ' AND piece_no=' . $this->db->escapeNumber($pieceNo) . ';'); |
|
718
|
|
|
if ($moveInfo['Castling'] !== false) { |
|
719
|
|
|
$this->db->write('UPDATE chess_game_pieces |
|
720
|
|
|
SET x=' . $this->db->escapeNumber($moveInfo['Castling']['ToX']) . ' |
|
721
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND colour=' . $this->db->escapeString($p->colour->value) . ' AND x = ' . $this->db->escapeNumber($moveInfo['Castling']['X']) . ' AND y = ' . $this->db->escapeNumber($y) . ';'); |
|
722
|
|
|
} |
|
723
|
|
|
|
|
724
|
|
|
if ($checking == 'MATE') { |
|
725
|
|
|
$message = 'You have checkmated your opponent, congratulations!'; |
|
726
|
|
|
$this->setWinner($this->getColourID($forColour)); |
|
727
|
|
|
SmrPlayer::sendMessageFromCasino($lastTurnPlayer->getGameID(), $this->getCurrentTurnAccountID(), 'You have just lost [chess=' . $this->getChessGameID() . '] against [player=' . $lastTurnPlayer->getPlayerID() . '].'); |
|
728
|
|
|
} else { |
|
729
|
|
|
$message = ''; // non-mating valid move, no message |
|
730
|
|
|
SmrPlayer::sendMessageFromCasino($lastTurnPlayer->getGameID(), $this->getCurrentTurnAccountID(), 'It is now your turn in [chess=' . $this->getChessGameID() . '] against [player=' . $lastTurnPlayer->getPlayerID() . '].'); |
|
731
|
|
|
if ($checking == 'CHECK') { |
|
732
|
|
|
$currentPlayer->increaseHOF(1, [$chessType, 'Moves', 'Check Given'], HOF_PUBLIC); |
|
733
|
|
|
$otherPlayer->increaseHOF(1, [$chessType, 'Moves', 'Check Received'], HOF_PUBLIC); |
|
734
|
|
|
} |
|
735
|
|
|
} |
|
736
|
|
|
$currentPlayer->saveHOF(); |
|
737
|
|
|
$otherPlayer->saveHOF(); |
|
738
|
|
|
return $message; |
|
739
|
|
|
} |
|
740
|
|
|
|
|
741
|
|
|
public function getChessGameID(): int { |
|
742
|
|
|
return $this->chessGameID; |
|
743
|
|
|
} |
|
744
|
|
|
|
|
745
|
|
|
public function getStartDate(): int { |
|
746
|
|
|
return $this->startDate; |
|
747
|
|
|
} |
|
748
|
|
|
|
|
749
|
|
|
public function getGameID(): int { |
|
750
|
|
|
return $this->gameID; |
|
751
|
|
|
} |
|
752
|
|
|
|
|
753
|
|
|
public function getWhitePlayer(): AbstractSmrPlayer { |
|
754
|
|
|
return SmrPlayer::getPlayer($this->whiteID, $this->getGameID()); |
|
755
|
|
|
} |
|
756
|
|
|
|
|
757
|
|
|
public function getWhiteID(): int { |
|
758
|
|
|
return $this->whiteID; |
|
759
|
|
|
} |
|
760
|
|
|
|
|
761
|
|
|
public function getBlackPlayer(): AbstractSmrPlayer { |
|
762
|
|
|
return SmrPlayer::getPlayer($this->blackID, $this->getGameID()); |
|
763
|
|
|
} |
|
764
|
|
|
|
|
765
|
|
|
public function getBlackID(): int { |
|
766
|
|
|
return $this->blackID; |
|
767
|
|
|
} |
|
768
|
|
|
|
|
769
|
|
|
public function getColourID(Colour $colour): int { |
|
770
|
|
|
return match ($colour) { |
|
771
|
|
|
Colour::White => $this->getWhiteID(), |
|
772
|
|
|
Colour::Black => $this->getBlackID(), |
|
773
|
|
|
}; |
|
774
|
|
|
} |
|
775
|
|
|
|
|
776
|
|
|
public function getColourPlayer(Colour $colour): AbstractSmrPlayer { |
|
777
|
|
|
return SmrPlayer::getPlayer($this->getColourID($colour), $this->getGameID()); |
|
778
|
|
|
} |
|
779
|
|
|
|
|
780
|
|
|
public function getColourForAccountID(int $accountID): Colour { |
|
781
|
|
|
return match ($accountID) { |
|
782
|
|
|
$this->getWhiteID() => Colour::White, |
|
783
|
|
|
$this->getBlackID() => Colour::Black, |
|
784
|
|
|
default => throw new Exception('Account ID is not in this chess game: ' . $accountID), |
|
785
|
|
|
}; |
|
786
|
|
|
} |
|
787
|
|
|
|
|
788
|
|
|
/** |
|
789
|
|
|
* Is the given account ID one of the two players of this game? |
|
790
|
|
|
*/ |
|
791
|
|
|
public function isPlayer(int $accountID): bool { |
|
792
|
|
|
return $accountID === $this->getWhiteID() || $accountID === $this->getBlackID(); |
|
793
|
|
|
} |
|
794
|
|
|
|
|
795
|
|
|
public function hasEnded(): bool { |
|
796
|
|
|
return $this->endDate !== null && $this->endDate <= Epoch::time(); |
|
797
|
|
|
} |
|
798
|
|
|
|
|
799
|
|
|
public function getWinner(): int { |
|
800
|
|
|
return $this->winner; |
|
801
|
|
|
} |
|
802
|
|
|
|
|
803
|
|
|
/** |
|
804
|
|
|
* @return array<string, AbstractSmrPlayer> |
|
805
|
|
|
*/ |
|
806
|
|
|
public function setWinner(int $accountID): array { |
|
807
|
|
|
$this->winner = $accountID; |
|
808
|
|
|
$this->endDate = Epoch::time(); |
|
809
|
|
|
$this->db->write('UPDATE chess_game |
|
810
|
|
|
SET end_time=' . $this->db->escapeNumber(Epoch::time()) . ', winner_id=' . $this->db->escapeNumber($this->winner) . ' |
|
811
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
|
812
|
|
|
$winnerColour = $this->getColourForAccountID($accountID); |
|
813
|
|
|
$winningPlayer = $this->getColourPlayer($winnerColour); |
|
814
|
|
|
$losingPlayer = $this->getColourPlayer($winnerColour->opposite()); |
|
815
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
816
|
|
|
$winningPlayer->increaseHOF(1, [$chessType, 'Games', 'Won'], HOF_PUBLIC); |
|
817
|
|
|
$losingPlayer->increaseHOF(1, [$chessType, 'Games', 'Lost'], HOF_PUBLIC); |
|
818
|
|
|
return ['Winner' => $winningPlayer, 'Loser' => $losingPlayer]; |
|
819
|
|
|
} |
|
820
|
|
|
|
|
821
|
|
|
/** |
|
822
|
|
|
* @return array<mixed> |
|
823
|
|
|
*/ |
|
824
|
|
|
public function &getHasMoved(): array { |
|
825
|
|
|
return $this->hasMoved; |
|
826
|
|
|
} |
|
827
|
|
|
|
|
828
|
|
|
public function getCurrentTurnColour(): Colour { |
|
829
|
|
|
return count($this->getMoves()) % 2 == 0 ? Colour::White : Colour::Black; |
|
830
|
|
|
} |
|
831
|
|
|
|
|
832
|
|
|
public function getCurrentTurnAccountID(): int { |
|
833
|
|
|
return count($this->getMoves()) % 2 == 0 ? $this->whiteID : $this->blackID; |
|
834
|
|
|
} |
|
835
|
|
|
|
|
836
|
|
|
public function getCurrentTurnPlayer(): AbstractSmrPlayer { |
|
837
|
|
|
return SmrPlayer::getPlayer($this->getCurrentTurnAccountID(), $this->getGameID()); |
|
838
|
|
|
} |
|
839
|
|
|
|
|
840
|
|
|
public function getCurrentTurnAccount(): SmrAccount { |
|
841
|
|
|
return SmrAccount::getAccount($this->getCurrentTurnAccountID()); |
|
842
|
|
|
} |
|
843
|
|
|
|
|
844
|
|
|
public function getWhiteAccount(): SmrAccount { |
|
845
|
|
|
return SmrAccount::getAccount($this->getWhiteID()); |
|
846
|
|
|
} |
|
847
|
|
|
|
|
848
|
|
|
public function getBlackAccount(): SmrAccount { |
|
849
|
|
|
return SmrAccount::getAccount($this->getBlackID()); |
|
850
|
|
|
} |
|
851
|
|
|
|
|
852
|
|
|
public function isCurrentTurn(int $accountID): bool { |
|
853
|
|
|
return $accountID == $this->getCurrentTurnAccountID(); |
|
854
|
|
|
} |
|
855
|
|
|
|
|
856
|
|
|
public function isNPCGame(): bool { |
|
857
|
|
|
return $this->getWhiteAccount()->isNPC() || $this->getBlackAccount()->isNPC(); |
|
858
|
|
|
} |
|
859
|
|
|
|
|
860
|
|
|
/** |
|
861
|
|
|
* @return self::END_* |
|
862
|
|
|
*/ |
|
863
|
|
|
public function resign(int $accountID): int { |
|
864
|
|
|
if ($this->hasEnded() || !$this->isPlayer($accountID)) { |
|
865
|
|
|
throw new Exception('Invalid resign conditions'); |
|
866
|
|
|
} |
|
867
|
|
|
|
|
868
|
|
|
// If only 1 person has moved then just end the game. |
|
869
|
|
|
if (count($this->getMoves()) < 2) { |
|
870
|
|
|
$this->endDate = Epoch::time(); |
|
871
|
|
|
$this->db->write('UPDATE chess_game |
|
872
|
|
|
SET end_time=' . $this->db->escapeNumber(Epoch::time()) . ' |
|
873
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
|
874
|
|
|
return self::END_CANCEL; |
|
875
|
|
|
} |
|
876
|
|
|
|
|
877
|
|
|
$loserColour = $this->getColourForAccountID($accountID); |
|
878
|
|
|
$winnerAccountID = $this->getColourID($loserColour->opposite()); |
|
879
|
|
|
$results = $this->setWinner($winnerAccountID); |
|
880
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
881
|
|
|
$results['Loser']->increaseHOF(1, [$chessType, 'Games', 'Resigned'], HOF_PUBLIC); |
|
882
|
|
|
SmrPlayer::sendMessageFromCasino($results['Winner']->getGameID(), $results['Winner']->getAccountID(), '[player=' . $results['Loser']->getPlayerID() . '] just resigned against you in [chess=' . $this->getChessGameID() . '].'); |
|
883
|
|
|
return self::END_RESIGN; |
|
884
|
|
|
} |
|
885
|
|
|
|
|
886
|
|
|
public function getPlayGameHREF(): string { |
|
887
|
|
|
return (new MatchPlay($this->chessGameID))->href(); |
|
888
|
|
|
} |
|
889
|
|
|
|
|
890
|
|
|
public function getResignHREF(): string { |
|
891
|
|
|
return (new MatchResignProcessor($this->chessGameID))->href(); |
|
892
|
|
|
} |
|
893
|
|
|
|
|
894
|
|
|
} |
|
895
|
|
|
|
smrealms /
smr
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