<?php

declare(strict_types=1);

namespace App\Tests\Service;

use App\BusProNet\Model\Booking;
use App\BusProNet\Model\Insurance;
use App\BusProNet\Model\Travel;
use App\Exception\ParticipantNotFoundException;
use App\Form\Model\BookingDto;
use App\Form\Model\ParticipantDto;
use App\Service\ParticipantFormSupport;
use PHPUnit\Framework\TestCase;

class ParticipantFormSupportTest extends TestCase
{
    public function testEnsureParticipantExistsThrowsForMissingIndex(): void
    {
        $service = $this->createService();
        $bookingDto = $this->createBookingDto();

        $this->expectException(ParticipantNotFoundException::class);
        $this->expectExceptionMessage('Participant at index 2 does not exist');

        $service->ensureParticipantExists($bookingDto, 2);
    }

    public function testCreateParticipantEditDtoWrapsParticipant(): void
    {
        $service = $this->createService();
        $bookingDto = $this->createBookingDto();

        $wrapper = $service->createParticipantEditDto($bookingDto, 0);

        $this->assertSame($bookingDto, $wrapper->bookingContext);
        $this->assertSame($bookingDto->participants[0], $wrapper->participant);
    }

    public function testCollectAndClearNotificationsFlattensAndClearsNotifications(): void
    {
        $service = $this->createService();
        $bookingDto = $this->createBookingDto();

        $bookingDto->participants[0]->notifications = [
            ['type' => 'info', 'message' => 'First'],
        ];
        $bookingDto->participants[1]->notifications = [
            ['type' => 'warning', 'message' => 'Second'],
        ];

        $notifications = $service->collectAndClearNotifications($bookingDto);

        $this->assertSame([
            ['type' => 'info', 'message' => 'First'],
            ['type' => 'warning', 'message' => 'Second'],
        ], $notifications);
        $this->assertSame([], $bookingDto->participants[0]->notifications);
        $this->assertSame([], $bookingDto->participants[1]->notifications);
    }

    public function testGetParticipantFormOptionsIncludesValidationToggle(): void
    {
        $bodyDimensionRanges = [
            'height_min' => 145,
            'height_max' => 210,
            'weight_min' => 40,
            'weight_max' => 120,
            'shoe_size_min' => 35,
            'shoe_size_max' => 50,
        ];

        $service = $this->createService(bodyDimensionRanges: $bodyDimensionRanges);
        $bookingDto = $this->createBookingDto();

        $options = $service->getParticipantFormOptions($bookingDto, true);

        $this->assertSame($bookingDto, $options['booking_context']);
        $this->assertSame($bodyDimensionRanges, $options['body_dimension_ranges']);
        $this->assertContains('validation_groups', array_keys($options));
    }

    /**
     * array<string, int>|null $bodyDimensionRanges.
     */
    public function testBlankTravellerKeepsTheRoomAssignmentAndDropsTheRest(): void
    {
        $previous = new ParticipantDto();
        $previous->index = 0;
        $previous->assignedRoomId = 4711;
        $previous->firstName = 'Elternteil';
        $previous->email = 'elternteil@example.com';
        $previous->dateOfBirth = new \DateTimeImmutable('1981-03-16');

        $traveller = $this->createService()->createBlankTravellerFrom($previous);

        $this->assertSame(0, $traveller->index);
        $this->assertSame(4711, $traveller->assignedRoomId);
        $this->assertNull($traveller->firstName);
        $this->assertNull($traveller->email);
        $this->assertNull(
            $traveller->dateOfBirth,
            'The services were derived from an age that no longer applies to this slot'
        );
    }

    public function testClearFamilyInsuranceRemovesOnlyFamilyPolicies(): void
    {
        $bookingDto = $this->createBookingDto();

        $familyInsurance = new Insurance();
        $familyInsurance->familyInsurance = true;
        $bookingDto->participants[0]->insurance = $familyInsurance;
        $bookingDto->participants[0]->bulkInsuranceBooking = true;

        $ordinaryInsurance = new Insurance();
        $ordinaryInsurance->familyInsurance = false;
        $bookingDto->participants[1]->insurance = $ordinaryInsurance;

        $this->createService()->clearFamilyInsurance($bookingDto);

        $this->assertNull($bookingDto->participants[0]->insurance);
        $this->assertFalse($bookingDto->participants[0]->bulkInsuranceBooking);
        $this->assertSame(
            $ordinaryInsurance,
            $bookingDto->participants[1]->insurance,
            'Only the family policy goes; an ordinary one is still valid on a split booking'
        );
    }

    private function createService(?array $bodyDimensionRanges = null): ParticipantFormSupport
    {
        $bodyDimensionRanges ??= [
            'height_min' => 145,
            'height_max' => 210,
            'weight_min' => 40,
            'weight_max' => 120,
            'shoe_size_min' => 35,
            'shoe_size_max' => 50,
        ];

        return new ParticipantFormSupport($bodyDimensionRanges);
    }

    private function createBookingDto(): BookingDto
    {
        $travel = new Travel();
        $travel->dateFrom = new \DateTimeImmutable('2030-01-01');
        $travel->dateTo = new \DateTimeImmutable('2030-01-06');

        $bookingDto = new BookingDto($travel, 157047);
        $bookingDto->booking = new Booking();

        $participantOne = new ParticipantDto();
        $participantOne->index = 0;
        $participantOne->dateOfBirth = new \DateTimeImmutable('1990-01-01');
        $bookingDto->participants[0] = $participantOne;

        $participantTwo = new ParticipantDto();
        $participantTwo->index = 1;
        $participantTwo->dateOfBirth = new \DateTimeImmutable('1995-01-01');
        $bookingDto->participants[1] = $participantTwo;

        return $bookingDto;
    }
}