<?php

namespace FTTHBundle\Controller;

use MapBundle\Util\GeoDecode;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Response;
use MapBundle\Entity\Location;
use FTTHBundle\Entity\ONU;
use FTTHBundle\Entity\NAP;

use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\Extension\Core\Type\DateType;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use WebserviceBundle\Form\Type\RemoteClientType;
use MapBundle\Form\Type\RemoteMapType;
use FOS\RestBundle\Controller\Annotations\RouteResource;

/**
 * ONU controller.
 * @RouteResource("ONU")
 */
class ONUController extends Controller
{

    public function importAction()
    {
        $adminPool = $this->get('sonata.admin.pool');
        $webservice = $this->get("webservice");
        $translator = $this->get('translator');
        $flashbag = $this->get('session')->getFlashBag();

        $urlObjects = $this->container->hasParameter('remote_get_objects_url');
        $urlObjectTypes = $this->container->hasParameter('remote_get_object_type_url');
        $_types = array();
        $disabled = false;
        $objectTypeId = 0;

        if (!$urlObjects) {
            $flashbag->add("error", $translator->trans("msg_no_defined_ftth_url", array(), "FTTHBundle"));
            $disabled = true;
        } else {
            if (!$urlObjectTypes) {
                $flashbag->add("error", $translator->trans("msg_no_defined_ftth_url", array(), "FTTHBundle"));
                $disabled = true;
            } else {
                $urlObjectTypes = $this->getParameter('remote_get_object_type_url');
                $filters = array('name' => 'ONU');
                $_types = $webservice->getData($urlObjectTypes, $filters, array(), null, null);
            }

            if (empty($_types)) {
                $flashbag->add("error", $translator->trans("msg_no_onu_in_map", array(), "FTTHBundle"));
                $disabled = true;
                $objectTypeId = 0;
            } else {
                $disabled = false;
                $objectTypeId = $_types[0]['id'];
            }
        }

        $form = $this->createFormBuilder()
            ->add('mapId', RemoteMapType::class, array('label' => $translator->trans("form.label_map", array(), "FTTHBundle"), 'disabled' => $disabled))
            ->add('clientId', RemoteClientType::class, array('label' => $translator->trans("form.label_client", array(), "FTTHBundle"), 'disabled' => $disabled))
            ->getForm();

        $flashbag->add("warning", $translator->trans("msg_select_map", array(), "FTTHBundle"));

        return $this->render('FTTHBundle:ONU:onu_import.html.twig', array(
            'base_template' => $adminPool->getTemplate('layout'),
            'admin_pool' => $adminPool,
            'admin' => $adminPool->getAdminByClass("FTTHBundle\Entity\ONU"),
            'objectTypeId' => $objectTypeId,
            'form' => $form->createView(),
            'disabled' => $disabled
        ));

    }

    /*
     * Queda pendiente enviar un comando para actualizar masivamente los devices
     * /admin/ftth/onu/onu_save?_=1508847664462&limit=100&mapId=3&offset=0&clientId=1
     */
    public function onuSaveAction(Request $request)
    {
        $em = $this->get('doctrine')->getManager();
        $webservice = $this->get("webservice");
        $tenancy_service = $this->get("base_tenancy.tenancy_service");

        $mapId = $request->get('mapId');
        $clientId = $request->get('clientId');

        if (is_null($mapId) || empty($mapId) || is_null($clientId) || empty($clientId)) {
            $response = new Response(
                json_encode(array()),
                Response::HTTP_OK,
                array('content-type' => 'application/json')
            );

            return $response;
        }

        $limit = $request->get('limit');
        $offset = $request->get('offset');
        $objectTypeId = $request->get('objectTypeId');

        $urlObjectTypes = $this->getParameter('remote_get_objects_url');

        $filters = array('type' => $objectTypeId, 'map' => $mapId);
        $_onus = $webservice->getData($urlObjectTypes, $filters, array(), $limit, $offset);

        $return = array();
        foreach ($_onus as $onu) {
            $object = $em->getRepository("FTTHBundle:ONU")->findOneByPonSerialNumber($onu['text']);
            if (is_null($object)) {
                $object = new ONU();
                $object->setClientId($clientId);
                $object->setTenancyId($tenancy_service->getTenancyIdCurrent());
                $object->setPonSerialNumber($onu['text']);
                $em->persist($object);
                $em->flush();
                $return[] = "ONU create {$onu['text']}";
            }

            $location = $object->getLocation();
            $action = "update";
            if (is_null($location)) {
                $location = new Location();
                $em->persist($location);
                $em->flush();
                $object->setLocation($location);
                $action = "create";
            }

            $data = json_decode($onu['vector']['data'], true);
            $mapLocation = $data[0];
            $mapLocation['zoom'] = 17;
            $mapLocation['onu'] = "{$object->getPonSerialNumber()}";
            $mapLocation['map_object_id'] = $onu['id'];

            $location->setJsonExtraData($mapLocation);
            $location->setObjectTypeId($objectTypeId);
            $location->setMapId($mapId);

            $em->persist($location);

            $return[] = "LOCATION (id {$location->getId()}) {$action} - ONU (id {$object->getId()}) {$onu['text']} - " . json_encode($mapLocation);
        }

        $em->flush();

        $response = new Response(
            json_encode($return),
            Response::HTTP_OK,
            array('content-type' => 'application/json')
        );

        return $response;

    }


    /**
     * @param Request $request
     * @return JsonResponse
     */
    public function getDistanceNapOnuAction(Request $request)
    {
        $lat = $request->query->get('lat', '');
        $lng = $request->query->get('lng', '');
        $napId = $request->query->get('napId', 0);
        if (isset($lat) && isset($lng)) {
            // calculo las distancias
            $naps = $this->calculateDistance($lat, $lng, $napId);
            // ordeno las distancias con valores positivos
            usort($naps, array($this, "orderDistances"));
        } else {
            $naps = [];
        }

        $response = new JsonResponse();
        $response->setData(['results' => json_encode($naps)]);

        return $response;
    }

    /**
     * Calcula la distancia de los NAP al punto pasado.
     * @param $lat
     * @param $lng
     * @param $napId
     * @return array Retorna una array con los datos de los NAP y con las distancias calculadas.
     */
    private function calculateDistance($lat, $lng, $napId)
    {
        $translator = $this->get('translator');
        $naps = array();
        $em = $this->container->get("doctrine.orm.entity_manager");
        $qb = $em->createQueryBuilder();
        $query = $qb->select('n')
            ->from(NAP::class, 'n');
        $napsQuery = $query->getQuery()->execute();
        $geodecode = new GeoDecode();
        foreach ($napsQuery as $nap) {
            if ($nap->getExtraData() != null) {
                $extraData = json_decode($nap->getExtraData(), true);
                $nap->setContainer($this->container);
                $dataNap = [
                    'id' => $nap->getId(),
                    'name' => $nap->getName(),
                    'distance' => -1,
                    'freePort' => $nap->getFreePort(),
                    'address' => '',
                    'olt' => ($nap->getOlt() != null ? $nap->getOlt()->getName() : "SIN OLT"),
                    'slot' => $nap->getSlot(),
                    'link' => $nap->getLink()
                ];
                if ($nap->getlat() != null && $nap->getlng() != null) {
                    $distance = $geodecode->distanceGeoPoints($lat, $lng, $nap->getlat(), $nap->getlng(), true);
                    if ($this->container->hasParameter('onu.distance.nap')) {
                        if ($this->container->getParameter('onu.distance.nap') >= $distance ||
                            $napId == $nap->getId()) {
                            // controlo la distancia y el codigo de nap
                            $dataNap['distance'] = $distance;
                        } else {
                            $dataNap['distance'] = $distance . " [" . $translator->trans("out_of_range", array(), "FTTHBundle") . "]";
                        }
                        $dataNap['address'] = $extraData['Address'];
                        $naps[$nap->getId()] = $dataNap;
                    } else {
                        // si el codigo de napId coincide tengo que cargar la nap
                        $dataNap['distance'] = $distance . " [" . "Distancia minima no configurada" . "]";
                        $dataNap['address'] = $extraData['Address'];
                        $naps[$nap->getId()] = $dataNap;
                    }
                } else {
                    $dataNap['distance'] = "-1" . " [" . "NAP no posicionada" . "]";
                    $naps[$nap->getId()] = $dataNap;
                }
            }
        }
        return $naps;
    }

    /**
     * Ordena por las distancias, poniendo los -1 al final.
     * @param $a
     * @param $b
     */
    public function orderDistances($a, $b)
    {
        $a = (float)$a["distance"];
        $b = (float)$b["distance"];

        if ($a == $b) {
            return 0;
        }
        return ($a < $b) ? -1 : 1;
        //return (float)$a["distance"] - (float)$b["distance"];
    }
}