<?php

declare(strict_types=1);

namespace Tests\Unit\Application\UseCases\CampaignRequest\Reject;

use Application\UseCases\CampaignRequest\Reject\Input;
use Application\UseCases\CampaignRequest\Reject\Output\CampaignRequestNotFound;
use Application\UseCases\CampaignRequest\Reject\Output\CampaignRequestRejected;
use Application\UseCases\CampaignRequest\Reject\Output\Output;
use Application\UseCases\CampaignRequest\Reject\RejectCampaignRequest;
use Carbon\CarbonImmutable;
use DateTime;
use Domain\Enums\BarcodeFormat;
use Domain\Models\Entities\CampaignRequest;
use Domain\Models\ValueObjects\Brand\BrandCode;
use Domain\Models\ValueObjects\Campaign\CampaignName;
use Domain\Models\ValueObjects\CampaignRequest\Applicant;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestId;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestStatus;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestType;
use Domain\Models\ValueObjects\CampaignRequest\RejectionReason;
use Domain\Models\ValueObjects\Coupon\CouponValidity;
use Domain\Models\ValueObjects\Coupon\CouponValidityInformation;
use Domain\Models\ValueObjects\CouponName;
use Domain\Models\ValueObjects\GS1;
use Domain\Models\ValueObjects\IncoCode;
use Domain\Models\ValueObjects\MoneyAmount;
use Domain\Models\ValueObjects\Period;
use Domain\Models\ValueObjects\PrintRules;
use Domain\Models\ValueObjects\ProcessingCode;
use Domain\Models\ValueObjects\RequestedCoupon\RequestedCoupon;
use Domain\Models\ValueObjects\RequestedCoupon\RequestedCouponQuantity;
use Domain\Ports\Repositories\CampaignRequestRepository;
use Shared\Enums\Country;
use Shared\Enums\Currency;
use Shared\ValueObjects\Email;
use Shared\ValueObjects\Money;

covers(RejectCampaignRequest::class, Input::class, CampaignRequestRejected::class, CampaignRequestNotFound::class);

describe('reject campaign request use case', function (): void {
    beforeEach(function (): void {
        $this->requestedCoupon = new RequestedCoupon(
            new CouponName('Coupon A'),
            new RequestedCouponQuantity(100),
            new Period(new DateTime('2026-01-01'), new DateTime('2026-02-01')),
            new MoneyAmount(new Money(Currency::EUR, 300)),
            new ProcessingCode('PC1'),
            new CouponValidity(30, new DateTime('2026-02-01')),
            [
                new CouponValidityInformation('Lorem ipsum dolor sit amet consectetur adipiscing elit.', Country::FRANCE),
                new CouponValidityInformation('Lorem ipsum dolor sit amet consectetur adipiscing elit.', Country::BENELUX)
            ],
            [new IncoCode(35784), new IncoCode(15522)],
            new PrintRules(maxPerCustomer: 3),
            new GS1('01234567890128', BarcodeFormat::EAN13)
        );
    });

    afterEach(function (): void {
        CarbonImmutable::setTestNow();
    });

    it('rejects a campaign request and persists it', function (): void {
        // GIVEN
        CarbonImmutable::setTestNow('2026-06-15 12:00:00 UTC');
        $id              = CampaignRequestId::generate();
        $campaignRequest = CampaignRequest::hydrate(
            $id,
            new BrandCode('AAA01'),
            new CampaignName('Campaign A'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            CampaignRequestType::CLUB,
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
        );
        $reason = new RejectionReason('Missing legal documents.');

        $repository = \Mockery::mock(CampaignRequestRepository::class);
        $repository->shouldReceive('findById')->once()->with($id)->andReturn($campaignRequest);
        $repository->shouldReceive('save')->once()->with(\Mockery::on(
            fn (CampaignRequest $saved): bool => $saved->status === CampaignRequestStatus::REJECTED
                && $saved->rejectionReason                      === $reason
                && $saved->updatedAt !== null,
        ));

        $useCase = new RejectCampaignRequest($repository);

        // WHEN
        $result = $useCase->execute(new Input(id: $id, reason: $reason));

        // THEN
        expect($result)->toBeInstanceOf(CampaignRequestRejected::class)
            ->and($result->id)->toBe($id)
            ->and($result->status)->toBe(CampaignRequestStatus::REJECTED)
            ->and($result->rejectionReason)->toBe($reason)
            ->and($result->updatedAt->format('Y-m-d H:i:s'))->toBe('2026-06-15 12:00:00');
    });

    it('returns CampaignRequestNotFound when the id is not found', function (): void {
        // GIVEN
        $id = CampaignRequestId::generate();

        $repository = \Mockery::mock(CampaignRequestRepository::class);
        $repository->shouldReceive('findById')->once()->with($id)->andReturn(null);
        $repository->shouldNotReceive('save');

        $useCase = new RejectCampaignRequest($repository);

        // WHEN
        $result = $useCase->execute(new Input(id: $id, reason: new RejectionReason('Missing legal documents.')));

        // THEN
        expect($result)->toBeInstanceOf(CampaignRequestNotFound::class);
    });

    it('propagates the domain exception when the campaign request cannot be rejected', function (): void {
        // GIVEN
        $id              = CampaignRequestId::generate();
        $campaignRequest = CampaignRequest::hydrate(
            $id,
            new BrandCode('AAA01'),
            new CampaignName('Campaign A'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            CampaignRequestType::CLUB,
            $this->requestedCoupon,
            CampaignRequestStatus::TRANSFORMED,
        );

        $repository = \Mockery::mock(CampaignRequestRepository::class);
        $repository->shouldReceive('findById')->once()->with($id)->andReturn($campaignRequest);
        $repository->shouldNotReceive('save');

        $useCase = new RejectCampaignRequest($repository);

        // WHEN
        $action = fn (): Output => $useCase->execute(
            new Input(id: $id, reason: new RejectionReason('Missing legal documents.'))
        );

        // THEN
        expect($action)->toThrow(\DomainException::class, 'Only a created campaign request can be rejected.');
    });

    it('never touches the repository when a rejection reason is missing', function (): void {
        // GIVEN
        $repository = \Mockery::mock(CampaignRequestRepository::class);
        $repository->shouldNotReceive('findById');
        $repository->shouldNotReceive('save');

        $useCase = new RejectCampaignRequest($repository);

        // WHEN
        $action = fn (): Output => $useCase->execute(new Input(id: CampaignRequestId::generate()));

        // THEN
        expect($action)->toThrow(\ArgumentCountError::class);
    });
});