<?php

declare(strict_types=1);

namespace App\Tests\Controller\Admin\AccommodationBooking;

use App\Controller\Admin\AccommodationBooking\EditController;
use App\Entity\Groups\AccommodationBooking;
use App\Enum\Groups\AccommodationBookingStatus;
use App\Repository\Groups\AdditionalServiceRepository;
use App\Repository\Groups\BoardServiceRepository;
use App\Service\AccommodationBookingService;
use Doctrine\ORM\EntityManagerInterface;
use PHPUnit\Framework\TestCase;
use Psr\Log\LoggerInterface;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Covers the status transition side effects only — the service and form behaviour
 * they build on is tested in AccommodationBookingServiceTest.
 */
class EditControllerTest extends TestCase
{
    public function testTransitionToInquiryIssuesAccessLinkAndSendsCustomerEmail(): void
    {
        $bookingService = $this->assertNotified(AccommodationBookingStatus::Inquiry);

        $this->submitStatusChange(AccommodationBookingStatus::Draft, AccommodationBookingStatus::Inquiry, $bookingService);
    }

    public function testTransitionToBookingIssuesAccessLinkAndSendsCustomerEmail(): void
    {
        $bookingService = $this->assertNotified(AccommodationBookingStatus::Booking);

        $this->submitStatusChange(AccommodationBookingStatus::Draft, AccommodationBookingStatus::Booking, $bookingService);
    }

    public function testTransitionToDiscardedSendsNothing(): void
    {
        $bookingService = $this->assertNotNotified();

        $this->submitStatusChange(AccommodationBookingStatus::Inquiry, AccommodationBookingStatus::Discarded, $bookingService);
    }

    public function testSavingWithoutStatusChangeSendsNothing(): void
    {
        $bookingService = $this->assertNotNotified();

        $this->submitStatusChange(AccommodationBookingStatus::Booking, AccommodationBookingStatus::Booking, $bookingService);
    }

    private function assertNotified(AccommodationBookingStatus $expected): AccommodationBookingService
    {
        $bookingService = $this->createMock(AccommodationBookingService::class);
        $bookingService->expects(self::once())->method('refreshPriceSnapshot');
        $bookingService
            ->expects(self::once())
            ->method('issueAccessLink')
            ->with(self::callback(static fn (AccommodationBooking $booking) => $expected === $booking->getStatus()));
        $bookingService->expects(self::once())->method('sendCustomerConfirmationEmail');

        return $bookingService;
    }

    private function assertNotNotified(): AccommodationBookingService
    {
        $bookingService = $this->createMock(AccommodationBookingService::class);
        $bookingService->expects(self::once())->method('refreshPriceSnapshot');
        $bookingService->expects(self::never())->method('issueAccessLink');
        $bookingService->expects(self::never())->method('sendCustomerConfirmationEmail');

        return $bookingService;
    }

    private function submitStatusChange(
        AccommodationBookingStatus $from,
        AccommodationBookingStatus $to,
        AccommodationBookingService $bookingService,
    ): void {
        $booking = new AccommodationBooking();
        $booking->setStatus($from);

        // The form is what moves the entity to its new status during handleRequest().
        $form = $this->createMock(FormInterface::class);
        $form->method('handleRequest')->willReturnCallback(static function () use ($booking, $to, $form) {
            $booking->setStatus($to);

            return $form;
        });
        $form->method('isSubmitted')->willReturn(true);
        $form->method('isValid')->willReturn(true);
        $form->method('has')->willReturn(false);

        $entityManager = $this->createMock(EntityManagerInterface::class);
        $entityManager->expects(self::once())->method('flush');

        $controller = new TestableEditController(
            $entityManager,
            $this->createMock(LoggerInterface::class),
            $this->createMock(BoardServiceRepository::class),
            $this->createMock(AdditionalServiceRepository::class),
            $bookingService,
            $form,
        );

        $response = $controller->index($booking, Request::create('/admin/accommodation-booking/1/edit', 'POST'));

        self::assertSame(Response::HTTP_FOUND, $response->getStatusCode());
    }
}

final class TestableEditController extends EditController
{
    public function __construct(
        EntityManagerInterface $entityManager,
        LoggerInterface $logger,
        BoardServiceRepository $boardServiceRepo,
        AdditionalServiceRepository $additionalServiceRepo,
        AccommodationBookingService $bookingService,
        private readonly FormInterface $form,
    ) {
        parent::__construct($entityManager, $logger, $boardServiceRepo, $additionalServiceRepo, $bookingService);
    }

    protected function createForm(string $type, mixed $data = null, array $options = []): FormInterface
    {
        return $this->form;
    }

    protected function addFlash(string $type, mixed $message): void
    {
    }

    /**
     * @param array<string, mixed> $parameters
     */
    protected function generateUrl(string $route, array $parameters = [], int $referenceType = 1): string
    {
        return '/'.$route.'?'.http_build_query($parameters);
    }
}