<?php

namespace App\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

use Doctrine\ORM\EntityManagerInterface;

use CrEOF\Spatial\PHP\Types\Geometry\Point;
use DateTime;

use App\Entity\Partner;
use App\Entity\Service;

class ImportPartnersCommand extends Command
{
    // field index in csv file for needed info
    // other indices ignore
    const F_DEALER = 2;
    const F_OFFICE_NUM = 5;
    const F_ADDRESS = 6;
    const F_MONDAY = 7;
    const F_CONTACT_NUM = 15;
    const F_LAT = 16;
    const F_LONG = 17;
    const F_TIRE = 18;
    const F_AIRCON = 19;
    const F_REPAIR = 20;
    const F_BODY = 21;
    const F_PARTS = 22;

    protected $em;

    public function __construct(EntityManagerInterface $om)
    {
        $this->em = $om;

        parent::__construct();
    }

    protected function configure()
    {
        $this->setName('partner:import')
            ->setDescription('Import a CSV file with partners.')
            ->setHelp('Creates partners based on imported CSV.')
            ->addArgument('file', InputArgument::REQUIRED, 'Path to the CSV file.');
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $csv_file = $input->getArgument('file');

        // attempt to open file
        try
        {
            $fh = fopen($csv_file, "r");
        }
        catch (Exception $e)
        {
            throw new Exception('The file "' . $csv_file . '" could be read.');
        }

        // get entity manager
        $em = $this->em;

        // loop through the rows
        $row_num = 0;
        while (($fields = fgetcsv($fh)) !== false)
        {
            if ($row_num < 2)
            {
                $row_num++;
                continue;
            }

            $output->writeln("Parsing row " . $row_num . "...");

            // parse
            $name = trim($fields[self::F_DEALER]);
            $office_num = trim($fields[self::F_OFFICE_NUM]);
            $address = trim($fields[self::F_ADDRESS]);
            $monday = trim($fields[self::F_MONDAY]);
            $contact_num = trim($fields[self::F_CONTACT_NUM]);
            $lat = trim($fields[self::F_LAT]);
            $long = trim($fields[self::F_LONG]);

            // parse time
            if (!empty($monday))
            {
                $format = 'g:i A';
                $times = explode("-", $monday);
                $time_open = DateTime::createFromFormat($format, $times[0]);
                $time_close = DateTime::createFromFormat($format, $times[1]);
            }

            // coordinates
            if ((!empty($lat))&&(!empty($long)))
            {
                $point = new Point($long, $lat);
            }

            // consolidate contact numbers
            $phone_numbers = "";
            if ((!empty($contact_num))&&(!empty($office_num)))
            {
                $phone_numbers = $office_num . ' / ' . $contact_num;
            }
            else {
                if (!empty($office_num))
                {
                    $phone_numbers = $office_num;
                }
                if (!empty($contact_num))
                {
                    $phone_numbers = $contact_num;
                }
            }

            // create partner
            $partner = new Partner();

            $partner->setName($name)
                ->setAddress($address)
                ->setCoordinates($point)
                ->setContactNumbers($phone_numbers)
                ->setTimeOpen($time_open)
                ->setTimeClose($time_close)
                ->setBranch("");

            // process the services
            if ($fields[self::F_TIRE] == 'YES')
            {
                $service = $em->getRepository(Service::class)->find('1');
                $partner->addService($service);
            }
            if ($fields[self::F_AIRCON] == 'YES')
            {
                $service = $em->getRepository(Service::class)->find('2');
                $partner->addService($service);
            }
            if ($fields[self::F_REPAIR] == 'YES')
            {
                $service = $em->getRepository(Service::class)->find('3');
                $partner->addService($service);
            }
            if ($fields[self::F_BODY] == 'YES')
            {
                $service = $em->getRepository(Service::class)->find('4');
                $partner->addService($service);
            }
            if ($fields[self::F_PARTS] == 'YES')
            {
                $service = $em->getRepository(Service::class)->find('5');
                $partner->addService($service);
            }

            $em->persist($partner);
            $em->flush();

            $row_num++;
        }

    }

}