/**
* @param string $line "Qe7 22. Nhg4 Nxg4 23. Nxg4 Na5 24. b3 Nc6"
*/
private function addMoves($line)
{
$line = $this->removeAnnotations($line);
// Remove the move numbers, so "1. e4 e5 2. f4" becomes "e4 e5 f4"
$line = preg_replace('/\\d+\\./', '', $line);
// Remove the result (1-0, 1/2-1/2, 0-1) from the end of the line, if there is one.
$line = preg_replace('/(1-0|0-1|1\\/2-1\\/2|\\*)$/', '', $line);
// If black's move is after an annotation, it is formatted as: "annotation } 17...h5".
// Remove those dots (one is already gonee after removing "17." earlier.
$line = str_replace('..', '', $line);
$line = preg_replace('/\\$[0-9]/', '', $line);
$line = preg_replace('/\\([^\\(\\)]+\\)/', '', $line);
// And finally remove excess white-space.
$line = trim(preg_replace('/\\s{2,}/', ' ', $line));
$this->currentGame->setMoves($this->currentGame->getMoves() ? $this->currentGame->getMoves() . " " . $line : $line);
}
