/**
* Create Route.
*
* Creates a Route object from an array of comma separated coordinates,
* e.g. ['52.54628,13.30841', '51.476780,0.000479', ...].
*
* @param string[] $arrayOfCommaSeparatedCoordinates
* @return Route
*/
public function createRoute($arrayOfCommaSeparatedCoordinates)
{
$coordinates = [];
foreach ($arrayOfCommaSeparatedCoordinates as $item) {
$valueArray = explode(',', $item);
if (2 != count($valueArray)) {
if (!is_null($this->logger)) {
$this->logger->error(sprintf('"%s" are not valid coordinates.', $item));
}
continue;
}
try {
Assertion::allNumeric($valueArray);
} catch (AssertionFailedException $e) {
if (!is_null($this->logger)) {
$this->logger->error(sprintf('Given coordinates "%s" are invalid. %s', $item, $e->getMessage()));
continue;
}
}
$lat = (double) $valueArray[0];
$long = (double) $valueArray[1];
try {
$coordinate = new Coordinate($lat, $long);
} catch (\DomainException $e) {
if (!is_null($this->logger)) {
$this->logger->error(sprintf('Given coordinates "%s" are invalid. %s', $item, $e->getMessage()));
}
continue;
}
$coordinates[] = $coordinate;
}
$route = new Route();
$route->setInputRoute($coordinates);
return $route;
}
/**
* @param Route $route
* @return Uri
*/
private function createUri(Route $route)
{
$cnt = 1;
$max = self::MAX_WAYPOINTS_LIMIT + 1;
$start = null;
$waypoints = [];
$end = null;
$start = $route->getCurrentCoordinate();
while (($coordinate = $route->getNextCoordinate()) && $cnt <= $max) {
$waypoints[] = $coordinate;
$cnt++;
}
$end = array_pop($waypoints);
$origLat = $start->getLatitude();
$origLng = $start->getLongitude();
$destLat = $end->getLatitude();
$destLng = $end->getLongitude();
$uriString = $this->serviceEndpoint . "origin={$origLat},{$origLng}" . "&destination={$destLat},{$destLng}";
$uriString .= $this->addWaypoints($waypoints);
$uriString .= "&key={$this->apiKey}";
return new Uri($uriString);
}
