<?php

declare(strict_types=1);

namespace App\Tests\Service;

use App\BusProNet\Model\Room;
use App\BusProNet\Model\Travel;
use App\Exception\BookingNotPossibleException;
use App\Exception\NoRoomsAvailableException;
use App\Service\BookingPriceCalculatorService;
use App\Service\BookingService;
use App\Service\ParticipantEligibilityService;
use App\Service\TravelDataService;
use PHPUnit\Framework\TestCase;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Session\Session;
use Symfony\Component\HttpFoundation\Session\Storage\MockArraySessionStorage;

class BookingServiceStatusTest extends TestCase
{
    private BookingService $bookingService;
    private TravelDataService $travelDataService;

    protected function setUp(): void
    {
        $this->travelDataService = $this->createMock(TravelDataService::class);
        $priceCalculator = $this->createMock(BookingPriceCalculatorService::class);
        $participantEligibility = $this->createMock(ParticipantEligibilityService::class);

        $this->bookingService = new BookingService(
            $this->travelDataService,
            $priceCalculator,
            $participantEligibility
        );
    }

    public function testStartFreshBookingWithFreiStatus(): void
    {
        $travel = $this->createTravelWithStatus('Frei', 5);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $bookingDto = $this->bookingService->startFreshBooking($request, 123, 456);

        $this->assertSame('F', $bookingDto->bookingStatus);
        $this->assertCount(1, $bookingDto->roomSelections);
    }

    public function testStartFreshBookingWithFreiStatusAndNoRoomsThrowsException(): void
    {
        $travel = $this->createTravelWithStatus('Frei', 0);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $this->expectException(NoRoomsAvailableException::class);

        $this->bookingService->startFreshBooking($request, 123, 456);
    }

    public function testStartFreshBookingWithAnfrageStatus(): void
    {
        $travel = $this->createTravelWithStatus('Anfrage', 5);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $bookingDto = $this->bookingService->startFreshBooking($request, 123, 456);

        $this->assertSame('A', $bookingDto->bookingStatus);
        $this->assertCount(1, $bookingDto->roomSelections);
    }

    public function testStartFreshBookingWithAnfrageStatusAndNoRoomsAllowsBooking(): void
    {
        $travel = $this->createTravelWithStatus('Anfrage', 0);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $bookingDto = $this->bookingService->startFreshBooking($request, 123, 456);

        $this->assertSame('A', $bookingDto->bookingStatus);
        $this->assertCount(1, $bookingDto->roomSelections);
    }

    public function testStartFreshBookingWithBuchungsstopThrowsException(): void
    {
        $travel = $this->createTravelWithStatus('Buchungsstop', 5);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $this->expectException(BookingNotPossibleException::class);
        $this->expectExceptionMessage('Für diese Reise ist aktuell keine Buchung möglich');

        $this->bookingService->startFreshBooking($request, 123, 456);
    }

    public function testStartFreshBookingWithBuchungsstopAndNoRoomsThrowsException(): void
    {
        $travel = $this->createTravelWithStatus('Buchungsstop', 0);

        $this->travelDataService
            ->method('getTravelData')
            ->willReturn($travel);

        $request = $this->createRequestWithSession();

        $this->expectException(BookingNotPossibleException::class);

        $this->bookingService->startFreshBooking($request, 123, 456);
    }

    private function createTravelWithStatus(string $status, int $availability): Travel
    {
        $travel = new Travel();
        $travel->id = 123;
        $travel->hotelId = 456;
        $travel->status = $status;
        $travel->dateFrom = new \DateTimeImmutable('2030-01-01');
        $travel->dateTo = new \DateTimeImmutable('2030-01-06');

        $room = new Room();
        $room->id = 1;
        $room->label = 'Test Room';
        $room->price = 100.0;
        $room->available = $availability;
        $room->status = \App\BusProNet\Constants::STATUS_AVAILABLE;
        $room->minPax = 2;
        $room->category = 'A';
        $room->boardId = 1;

        $travel->rooms = [1 => $room];

        return $travel;
    }

    private function createRequestWithSession(): Request
    {
        $session = new Session(new MockArraySessionStorage());
        $request = new Request();
        $request->setSession($session);

        return $request;
    }
}