<?php

namespace App\Command;

use App\Repository\TemperatureRepository;
use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
use Symfony\Component\HttpKernel\KernelInterface;
use Symfony\Component\Process\Process;

class ChartTemperatureCommand extends ContainerAwareCommand
{
    protected static $defaultName = 'app:chart:temperature';
    protected TemperatureRepository $repository;
    protected KernelInterface $kernel;
    protected ParameterBagInterface $params;

    public function __construct(TemperatureRepository $repository, KernelInterface $kernel, ParameterBagInterface $params)
    {
        $this->repository = $repository;
        $this->kernel = $kernel;
        $this->params = $params;

        parent::__construct();
    }

    protected function configure()
    {
        $this
            ->setDescription('Show a chart of temperature')
        ;
    }

    protected function execute(InputInterface $input, OutputInterface $output): int
    {
        chdir($this->getContainer()->get('kernel')->getProjectDir());

        $entities = $this->repository->findByDateRange(
            new \DateTime('now - 1 day'),
            new \DateTime('now'),
            42,
            'DESC'
        );

        $entities = array_reverse($entities);
        $table = new Table($output);
        $table->setHeaders(['ID', 'Date', 'Value']);

        $perfect = (int) $this->params->get('temperature_trigger_max');
        $min = (int) $this->params->get('temperature_trigger_min');
        $stats = ['Value,Perfect,Min'];
        $xtics = [];

        foreach ($entities as $i => $entity) {
            $stats1[] = $entity->getvalue();
            $stats2[] = (float) 27;
            $stats3[] = (float) $min;

            if ($i % 5 === 0) {
                $xtics[] = sprintf('"%s" %d', $entity->getDate()->format('H:i'), $i);
            }

            $table->addRow([
                $i,
                $entity->getDate()->format('d/m/Y H:i'),
                $entity->getValue().'°',
            ]);
        }

        $filename1 = tempnam('./', self::$defaultName);
        $filename2 = tempnam('./', self::$defaultName);
        $filename3 = tempnam('./', self::$defaultName);

        file_put_contents($filename1, implode("\n", $stats1));
        file_put_contents($filename2, implode("\n", $stats2));
        file_put_contents($filename3, implode("\n", $stats3));

        $process = new Process([
            './lib/eplot/eplot',
            '-d',
            '--xtics',
            sprintf('(%s)', implode(', ', $xtics)),
            '-r',
            '[0:45][10:35]',
            '-t',
            'Perfect@Min@Temperature',
            '-m',
            basename($filename2),
            basename($filename3),
            basename($filename1),
        ]);

        $process->run();

        $graph = $process->getOutput();
        $output->writeln($graph);

        $table->render();

        unlink($filename1);
        unlink($filename2);
        unlink($filename3);

        return 0;
    }
}