/**
* @param GameInterface $game
* @param string $class
*
* @return PersistableGameInterface
*/
protected function createPersistable(GameInterface $game, $class)
{
$persistable = $this->createPersistableGameObject($class);
$persistable->setUid($game->getId());
$persistable->setWhitePlayerName($game->getWhitePlayer()->getName());
$persistable->setWhitePlayerHuman($game->getWhitePlayer()->isHuman());
$persistable->setBlackPlayerName($game->getBlackPlayer()->getName());
$persistable->setBlackPlayerHuman($game->getBlackPlayer()->isHuman());
$persistable->setFinished($game->hasFinished());
$persistable->setFinishedReason($game->getFinishedReason());
return $persistable;
}
/**
* @param string $notation
* @param GameInterface $game
* @param int $currentColor
*
* @return array The parsed data (containing 'from', 'to', and 'piece_type')
*
* @throws InvalidNotationException
*/
public function parse($notation, GameInterface $game, $currentColor)
{
if ($game->hasFinished()) {
throw new \InvalidArgumentException('Can\'t parse notations for a finished game');
}
$notation = trim($notation);
if (strlen($notation) < 2) {
throw new InvalidNotationException(sprintf('Algebraic notations for moves always consist of at least 2 characters: %d given', strlen($notation)));
} elseif (ctype_alpha($notation) === true) {
throw new InvalidNotationException(sprintf('Move notation "%s" should not only consist of alphabetic characters', $notation));
}
$parsed = [];
$parsed['color'] = $currentColor;
$parsed['annotation'] = $this->parseAndRemoveAnnotation($notation);
$parsed['attribute'] = $this->parseAndRemoveAttribute($notation);
$parsed['promotion'] = $this->parseAndRemovePromotion($notation);
$parsed['type'] = $this->parseMoveType($notation);
$parsed['piece_type'] = $this->parsePieceType($notation, $parsed['type']);
$parsed['to'] = $this->parseTo($notation, $parsed['type'], $parsed['color']);
$parsed['from'] = $this->parseFrom($notation, $game, $parsed);
return $parsed;
}
/**
* @param MoveInterface $move
* @param GameInterface $game
*
* @throws InvalidMoveException
*/
private static function validate(MoveInterface $move, GameInterface $game)
{
if ($game->hasFinished()) {
throw new InvalidMoveException('Game has already finished');
}
if (null === ($piece = $move->getPiece())) {
if (null === ($piece = $game->getBoard()->getSquare($move->getFrom())->getPiece())) {
var_export($game->getBoard()->getSquaresAsString());
throw new InvalidMoveException(sprintf('There must be a piece to move on that position: %s', $move->getFromLabel()));
}
}
if ($game->getCurrentColor() !== $piece->getColor()) {
throw new InvalidMoveException(sprintf('You can only move your own pieces: the %s on %s belongs to %s', $piece->getTypeLabel(), $move->getFromLabel(), $game->getOpposingPlayer()->getColor()));
}
}
/**
* @param GameInterface $game
*
* @return array
*/
private function getExpectedGameArray(GameInterface $game)
{
return ['uid' => $game->getId(), 'white_player' => $this->getExpectedPlayerArray($game->getWhitePlayer()), 'black_player' => $this->getExpectedPlayerArray($game->getBlackPlayer()), 'finished' => $game->hasFinished(), 'finished_reason' => $game->getFinishedReason(), 'board' => $this->getExpectedBoardArray($game->getBoard()), 'current_color' => $game->getCurrentColor(), 'states' => $this->getExpectedGameStatesArray($game->getStates()->toArray())];
}
