<?php

namespace App\Controller;

use App\DB;
use App\Model\Event as Model;
use App\Model\Village;
use App\Router;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;

class Event
{
  #[Route(path: '/village/{x}/{y}/send-resources', methods: ['POST'])]
  public function sendResources(Request $request): Response
  {
    return new RedirectResponse(
      Router::generate(
        'village.show',
        ['x' => $request->get('x'), 'y' => $request->get('y')]
      )
    );
  }

  #[Route(path: '/event/{id}/cancel', methods: ['POST'])]
  public function cancel(Request $request): Response
  {
    $event = DB::fetch(Model::class, 'select * from events where id=:id', ['id' => $request->get('id')])[0] ?? null;
    $village = Village::get($event->villageId);

    if ($event->type === 'SendUnits') {
      $payload = json_decode($event->payload, true);

      if ($payload['type'] === 'SendBack') {
        $cancelTimeDiff = $event->createdAt->diff(new \DateTime());
        $cancelTime = (new \DateTime())->add($cancelTimeDiff);

        $cancelPayload = array_replace_recursive($payload, [
          'cancel' => [
            'home' => $payload['destination'],
            'residence' => $payload['source'],
          ],
        ]);

        DB::query(
          'update events set time=:time, payload=:payload where id=:id',
          ['time' => $cancelTime->format('c'), 'payload' => json_encode($cancelPayload), 'id' => $request->get('id')]
        );
      }
    }

    else {
      DB::query('delete from event where id=:id', ['id' => $request->get('id')]);
    }

    return new RedirectResponse(
      Router::generate(
        'village.show',
        ['x' => $village->x, 'y' => $village->y]
      )
    );
  }
}