if ($db->connect_errno) {
printf("Connect failed: %s\n", $db->connect_error);
http_response_code(500);
//500: internal server error
exit;
} else {
try {
$db->begin_transaction();
$query = "INSERT INTO votos (id, idName, user, score, count) VALUES (?, ?, '{$userName}', 1, 1) ON DUPLICATE KEY UPDATE score=score+1, count=count+1";
if (!($stmt = $db->prepare($query))) {
echo "Prepare failed: (" . $db->errno . ") " . $db->error;
}
$stmt->bind_param('si', $i, $in);
//clicked
$i = "'{$userName}{$clicked}'";
$in = $clicked;
$stmt->execute();
$stmt->close();
$db->commit();
echo "ok";
} catch (Exception $e) {
$db->rollBack();
echo "<br>";
echo $db->error;
}
$db->close();
}
} else {
echo "bad request";
http_response_code(400);
}
