/**
* Checks if a letter exists in a word and handles the updating of the Game entity
* @param $char
* @param \Houdtbaar\HangmanBundle\Entity\Game $game
* @return $char
*/
public function checkLetter($char, Game $game)
{
$wordInLetters = $game->getWordInLetters();
// check if input is a string
if (preg_match('/^[a-z]$/', $char) === 0) {
return null;
}
if (in_array(strtolower($char), $wordInLetters) === true) {
$game->addGuessedLetters($char);
$game->addTriedLetters($char);
} else {
$game->addTriedLetters($char);
}
$game->setDottedWord();
$game->setTriesLeft();
$game->setStatus();
$this->saveGame($game);
return $char;
}
