<?php

namespace App\Controller;

use App\Ramcar\CrudException;

use App\Service\CustomerHandlerInterface;
use App\Entity\Customer;
use App\Entity\CustomerVehicle;

use Doctrine\ORM\EntityManagerInterface;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;

use Catalyst\MenuBundle\Annotation\Menu;

class CustomerController extends Controller
{

    /**
     * @Menu(selected="customer_list")
     */
    public function index(CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.list', null, 'No access.');

        $params = $cust_handler->initializeCustomerIndexForm();

        $template = $params['template'];

        return $this->render($template);
    }

    public function rows(Request $req, CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.list', null, 'No access.');

        $params = $cust_handler->getCustomers($req);

        $meta = $params['meta'];
        $rows = $params['rows'];

        // process rows
        foreach ($rows as $key => $data) {
            // add crud urls
            $cust_id = $rows[$key]['id'];

            if ($this->isGranted('customer.update'))
                $rows[$key]['meta']['update_url'] = $this->generateUrl('customer_update', ['id' => $cust_id]);
            if ($this->isGranted('customer.delete'))
                $rows[$key]['meta']['delete_url'] = $this->generateUrl('customer_delete', ['id' => $cust_id]);
        }

        // response
        return $this->json([
            'meta' => $meta,
            'data' => $rows
        ]);
    }

    /**
     * @Menu(selected="customer_list")
     */
    public function addForm(CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.add', null, 'No access.');

        $params = $cust_handler->initializeAddCustomerForm();

        $template = $params['template'];

        // response
        return $this->render($template, $params);
    }

    public function addSubmit(Request $req, CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.add', null, 'No access.');

        $result = $cust_handler->addCustomer($req);

        if (isset($result['id']))
        {
            $id = $result['id'];

            // return successful response
            return $this->json([
                'success' => 'Changes have been saved!',
                'id' => $id
            ]);
        }
        else
        {
            $error_array = $result['error_array'];
            $nerror_array = $result['nerror_array'];
            $verror_array = $result['verror_array'];

            // return validation failure response
            return $this->json([
                'success' => false,
                'errors' => $error_array,
                'nerrors' => $nerror_array,
                'verrors' => $verror_array
            ], 422);
        }
    }

    /**
     * @Menu(selected="customer_list")
     */
    public function updateForm($id, CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.update', null, 'No access.');

        $params = $cust_handler->initializeUpdateCustomerForm($id);

        $template = $params['template'];

        // response
        return $this->render($template, $params);
    }

    public function updateSubmit(Request $req, CustomerHandlerInterface $cust_handler, $id)
    {
        $this->denyAccessUnlessGranted('customer.update', null, 'No access.');

        try
        {
            $result = $cust_handler->updateCustomer($req, $id);
        }
        catch (CrudException $e)
        {
            throw new CrudException($e->getMessage());
        }

        if (isset($result['id']))
        {
            $id = $result['id'];

            // return successful response
            return $this->json([
                'success' => 'Changes have been saved!',
                'id' => $id
            ]);
        }
        else
        {
            $error_array = $result['error_array'];
            $nerror_array = $result['nerror_array'];
            $verror_array = $result['verror_array'];

            // return validation failure response
            return $this->json([
                'success' => false,
                'errors' => $error_array,
                'nerrors' => $nerror_array,
                'verrors' => $verror_array
            ], 422);
        }
    }

    public function destroy($id, CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('customer.delete', null, 'No access.');

        try
        {
            $cust_handler->deleteCustomer($id);
        }
        catch (NotFoundHttpException $e)
        {
            throw $this->createNotFoundException($e->getMessage());
        }

        // response
        $response = new Response();
        $response->setStatusCode(Response::HTTP_OK);
        $response->send();
    }

    public function getCustomerVehicles(Request $req, CustomerHandlerInterface $cust_handler)
    {
        if (!(($this->isGranted('jo_onestep.form')) ||
            ($this->isGranted('jo_walkin.form')) ||
            ($this->isGranted('jo_in.list'))))
        { 
            $exception = $this->createAccessDeniedException('No access.');
            throw $exception;
        }

        $results = $cust_handler->getCustomerVehicles($req);

        $vehicles = $results['vehicles'];
        $has_more_pages = $results['has_more_pages'];

        // response
        return $this->json([
            'success' => true,
            'results' => $vehicles,
            'pagination' => [
                'more' => $has_more_pages
            ]
        ]);
    }

    public function getCustomerVehicleInfo(Request $req, CustomerHandlerInterface $cust_handler)
    {
        $this->denyAccessUnlessGranted('jo_in.list', null, 'No access.');

        $result = $cust_handler->getCustomerVehicleInfo($req);

        if ($result == null)
        {
            return $this->json([
                'success' => false,
                'error' => 'The item does not exist'
            ]);
        }
        else
        {
            // response
            return $this->json([
                'success' => true,
                'data' => $result
            ]);
        }
    }

    public function editCustomerVehicleWarranty($id, Request $req, EntityManagerInterface $em)
    {
        $cv = $em->getRepository(CustomerVehicle::class)->find($id);

        $serial = $req->request->get('warr_serial');
        $cv->setWarrantyCode($serial);

        $em->flush();

        return $this->json([
            'success' => true,
            'data' => [
                'warranty_code' => $serial,
            ],
        ]);
    }
}