<?php declare(strict_types=1);

namespace Lean;

use Picea,
    Picea\Ui\Method\FormContext;

use Psr\Http\Message\ServerRequestInterface;
use Storage\Session;

use Laminas\Diactoros\Response\{ HtmlResponse, TextResponse, RedirectResponse, JsonResponse };

use Ulmus\EntityCollection;

use Psr\Http\Message\ResponseInterface;

use TheBugs\Email\MailerInterface;

use Notes\Route\Annotation\Object\Route as RouteParam,
    Notes\Route\Annotation\Method\Route,
    Notes\Security\Annotation\Security,
    Notes\Tell\Annotation\Language;

use function file_get_contents;

/**
 * @Security("locked" => false)
 * @RouteParam("methods" => [ "GET", "POST", "DELETE" ])
 */
trait ControllerTrait {
    
    public Session $session;
    
    public ? Picea\Picea $picea;

    public ? MailerInterface $mailer;

    public array $contextList = [];

    public function __construct(? Picea\Picea $picea = null, ? Session $session = null, ? MailerInterface $mailer = null) {
        $this->picea = $picea;
        $this->session = $session;
        $this->mailer = $mailer;
    }

    public function exportJson(ServerRequestInterface $request, string $entityClass, bool $includeRelations = true, ? callable $callback = null) : ResponseInterface
    {
        foreach($entityClass::repository()->filterServerRequest( $entityClass::searchRequest()->fromRequest($request->withQueryParams($request->getQueryParams() + ['limit' => PHP_INT_MAX,])) )->loadAll() as $entity) {
            $data[] = $callback ? call_user_func($callback, $entity->toArray($includeRelations)) : $entity->toArray($includeRelations);
        }

        return $this->renderJson( array_filter($data ?? [], function($row) { return $row !== null; }));
    }

    public function renderView(string $view, ?array $variables = null) : ResponseInterface
    {
        return static::renderHtml(
            $this->picea->renderHtml($view, $variables ?? [], $this)
        );
    }

    public function renderDocumentation(string $filename) : ResponseInterface
    {
        return $this->renderMarkdown( file_get_contents(getenv("PROJECT_PATH") . "/meta/doc/$filename.md") );
    }

    protected function redirect(string $url, int $code = 302, array $headers = []) {
        return new RedirectResponse($url, $code, $headers);
    }

    public static function renderText(string $html, int $code = 200, array $headers = []) : ResponseInterface
    {
        return new TextResponse($html, $code, $headers);
    }

    public static function renderHtml(string $html, int $code = 200, array $headers = []) : ResponseInterface
    {
        return new HtmlResponse($html, $code, $headers);
    }

    public static function renderJson(array $data, int $code = 200, array $headers = []) : ResponseInterface
    {
        return new JsonResponse($data, $code, $headers);
    }

    public function pushContext(FormContext $context) : FormContext
    {
        $this->contextList[$context->formName ?? uniqid("context_")] = $context;

        return $context;
    }

    public function context(string $name) : FormContext
    {
        return $this->contextList[$name];
    }
}