<?php

namespace Spip\Autodoc\Stage;

use DateTime;
use DateTimeInterface;
use Spip\Autodoc\Context;
use Spip\Autodoc\Exception\ContextException;
use Spip\Autodoc\Git;
use Spip\Autodoc\Package;
use stdClass;

/**
 * Ajoute un autodoc.json dans le répertoire de sortie de la documentation.
 * 
 * Sera faisable directement en étendant le template 'default' avec 
 * https://github.com/phpDocumentor/phpDocumentor/issues/2875
 */
class JsonAutodocStage implements StageInterface
{
    public function __invoke(Context $context): Context
    {
        $context->add('stages', $this::class);
        $context->get('logger')->debug("Pass: " . $this::class);

        if (!in_array(PhpDocumentorStage::class, $context->get('stages'))) {
            throw new ContextException(sprintf('Stage "%s" needs to be done after stage "%s".', 'JsonAutodocStage', 'PhpDocumentorStage'));
        }

        $output_directory = $context->directory->output;
        /** @var Package */
        $package = $context->get('package');
        // FIXME: This should be a real class. (and encoded / decoded with symfony/serializer ?)
        $json = new stdClass();
        $json->title = $context->get('title');
        $json->prefix = $package->get('prefix');
        $json->slogan = $package->get('slogan');
        $json->version = $package->get('version');
        $json->revision = ($context->has('git') ? $context->get('git')->getCommit() : '');
        $json->date = (new DateTime())->format(DateTimeInterface::W3C); 
        $json->urls = new stdClass();
        $json->urls->package = $package->get('url_package');
        $json->urls->documentation = $package->get('url_documentation');
        $json->urls->development = $package->get('url_development');
        $json->urls->repository = $context->has('git_asked') ? ($context->get('git_asked')->getRepositoryUrl() ?? '') : '';

        file_put_contents($output_directory . '/autodoc.json', json_encode($json, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE));

        $context->set('autodoc.json', $json);

        return $context;
    }
}