<?php 

namespace TPNOTE2024\Controllers;

use TPNOTE2024\Domain\Convert;

use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Twig\Environment;

class ConvertController
{
    public function __construct(private readonly Convert $convert, private readonly Environment $twig) {}

    function __invoke(ServerRequestInterface $request, ResponseInterface $response, array $args)
    {
        if (empty($_POST["unite"]) || empty($_POST["nbr"])) {
            throw new \Exception("Erreur: valeur(s) manquante(s)");
        }

        if (!filter_var($_POST["nbr"], FILTER_VALIDATE_INT)) {
            throw new \Exception("Erreur: la valeur doit être un entier.");
        }
        
        $convertedValues = $this->convert->convertion($_POST["nbr"], $_POST["unite"]);
        $output = $this->twig->render('converted.tpl', [
            'nbr' => $_POST["nbr"],
            'metric' => $_POST["unite"],
            'result' => [
                'inches' => $convertedValues->inch,
                'feet' => $convertedValues->feet,
                'yards' => $convertedValues->yard
            ]
        ]);

        $response->getBody()->write($output);

        return $response;
        exit;
    }
}