public function move(Game $game, $level)
{
$analyser = new Analyser($game->getBoard());
$moveTree = $analyser->getPlayerPossibleMoves($game->getTurnPlayer());
// choose random piece
do {
$from = array_rand($moveTree);
} while (empty($moveTree[$from]));
// choose random move
$to = $moveTree[$from][array_rand($moveTree[$from])];
return $from . ' ' . $to;
}
/**
* @depends testGameCreation
*/
public function testFilterNotClass(Entities\Game $game)
{
$piece1 = $game->getBoard()->getPieceByPos(1, 1);
$piece2 = $game->getBoard()->getPieceByPos(2, 1);
$this->assertSame(array($piece2), PieceFilter::filterNotClass(array($piece1, $piece2), 'Rook'));
}
public function diffToMove(Game $game, $forsythe)
{
$moves = array('from' => array(), 'to' => array());
$x = 1;
$y = 8;
$board = $game->getBoard();
$forsythe = str_replace('/', '', preg_replace('#\\s*([\\w\\d/]+)\\s.+#i', '$1', $forsythe));
for ($itForsythe = 0, $forsytheLen = strlen($forsythe); $itForsythe < $forsytheLen; $itForsythe++) {
$letter = $forsythe[$itForsythe];
$key = Board::posToKey($x, $y);
if (is_numeric($letter)) {
for ($x = $x, $max = $x + intval($letter); $x < $max; $x++) {
$_key = Board::posToKey($x, $y);
if (!$board->getSquareByKey($_key)->isEmpty()) {
$moves['from'][] = $_key;
}
}
} else {
$color = ctype_lower($letter) ? 'black' : 'white';
switch (strtolower($letter)) {
case 'p':
$class = 'Pawn';
break;
case 'r':
$class = 'Rook';
break;
case 'n':
$class = 'Knight';
break;
case 'b':
$class = 'Bishop';
break;
case 'q':
$class = 'Queen';
break;
case 'k':
$class = 'King';
break;
}
if ($piece = $board->getPieceByKey($key)) {
if ($class != $piece->getClass() || $color !== $piece->getColor()) {
$moves['to'][] = $key;
}
} else {
$moves['to'][] = $key;
}
++$x;
}
if ($x > 8) {
$x = 1;
--$y;
}
}
if (empty($moves['from'])) {
return null;
}
// two pieces moved: it's a castle
if (2 === count($moves['from'])) {
if ($board->getPieceByKey($moves['from'][0])->isClass('King')) {
$from = $moves['from'][0];
} else {
$from = $moves['from'][1];
}
if (in_array($board->getSquareByKey($moves['to'][0])->getX(), array(3, 7))) {
$to = $moves['to'][0];
} else {
$to = $moves['to'][1];
}
} else {
$from = $moves['from'][0];
$to = $moves['to'][0];
}
return $from . ' ' . $to;
}
