<?php

declare(strict_types=1);

namespace Tests\Unit\Domain\Models\Entities;

use Domain\Enums\BarcodeFormat;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestStatus;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestType;
use Domain\Enums\Country;
use Domain\Models\Entities\CampaignRequest;
use Domain\Models\Entities\RequestedCoupon;
use Domain\Models\ValueObjects\Brand\BrandCode;
use Domain\Models\ValueObjects\CampaignRequest\Applicant;
use Domain\Models\ValueObjects\CampaignRequest\CampaignRequestId;
use Domain\Models\ValueObjects\CampaignRequest\RejectionReason;
use Domain\Models\ValueObjects\Coupon\CouponValidity;
use Domain\Models\ValueObjects\CouponName;
use Domain\Models\ValueObjects\CouponPicture;
use Domain\Models\ValueObjects\CouponProductName;
use Domain\Models\ValueObjects\GS1;
use Domain\Models\ValueObjects\MoneyAmount;
use Domain\Models\ValueObjects\Period;
use Domain\Models\ValueObjects\PicturePath;
use Domain\Models\ValueObjects\PrintRules;
use Domain\Models\ValueObjects\ProcessingCode;
use Domain\Models\ValueObjects\RequestedCoupon\RequestedCouponId;
use Ramsey\Uuid\Uuid;
use Shared\Enums\Currency;
use Shared\ValueObjects\DateTime;
use Shared\ValueObjects\Email;
use Shared\ValueObjects\Money;
use Carbon\CarbonImmutable;
use Domain\Models\ValueObjects\CountryAuthorized;
use Domain\Models\ValueObjects\RequestedCoupon\RequestedCouponQuantity;
use Domain\Models\ValueObjects\WarningThresholdQuantity;

covers(CampaignRequest::class);

describe('campaign request', function (): void {
    afterEach(function (): void {
        CarbonImmutable::setTestNow();
    });

    beforeEach(function (): void {
        $this->requestedCoupon = RequestedCoupon::hydrate(
            RequestedCouponId::generate(),
            new CouponName('Coupon A'),
            new CouponProductName('Product A'),
            new RequestedCouponQuantity(100),
            new WarningThresholdQuantity(10),
            new Period(new DateTime('2026-01-01'), new DateTime('2026-02-01')),
            new MoneyAmount(new Money(Currency::EUR, 300)),
            new ProcessingCode('PC1'),
            new CouponPicture(new PicturePath('coupons/product.jpg'), new PicturePath('coupons/thumbnail.jpg')),
            new GS1('01234567890128', BarcodeFormat::EAN13),
            new CouponValidity(30, DateTime::now()),
        );
    });

    it('hydrates a campaign request with all its fields', function (): void {
        // GIVEN
        $id              = CampaignRequestId::generate();
        $code            = new BrandCode('AAA01');
        $applicant       = new Applicant('John', 'Doe', new Email('john.doe@example.com'));
        $country         = new CountryAuthorized(Country::FRANCE);
        $campaignType    = CampaignRequestType::CLUB;
        $printRules      = new PrintRules(maxPerCustomer: 3);
        $requestedCoupon = $this->requestedCoupon;
        $status          = CampaignRequestStatus::CREATED;

        // WHEN
        $campaignRequest = CampaignRequest::hydrate(
            $id,
            $code,
            $applicant,
            $country,
            $campaignType,
            $printRules,
            $requestedCoupon,
            $status,
        );

        // THEN
        expect($campaignRequest->id())->toBe($id)
            ->and($campaignRequest->code)->toBe($code)
            ->and($campaignRequest->applicant)->toBe($applicant)
            ->and($campaignRequest->country)->toBe($country)
            ->and($campaignRequest->campaignType)->toBe($campaignType)
            ->and($campaignRequest->printRules)->toBe($printRules)
            ->and($campaignRequest->requestedCoupon)->toBe($requestedCoupon)
            ->and($campaignRequest->status)->toBe($status)
            ->and($campaignRequest->updatedAt)->toBeNull()
            ->and($campaignRequest->updatedAt())->toBeNull();
    });

    it('hydrates a campaign request with a null printRules', function (): void {
        // WHEN
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            null,
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
        );

        // THEN
        expect($campaignRequest->printRules)->toBeNull();
    });

    it('hydrates a campaign request with an explicit updatedAt date', function (): void {
        // GIVEN
        $updatedAt = new \DateTimeImmutable('2026-06-15 12:00:00', new \DateTimeZone('UTC'));

        // WHEN
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
            null,
            $updatedAt,
        );

        // THEN
        expect($campaignRequest->updatedAt)->toBe($updatedAt)
            ->and($campaignRequest->updatedAt())->toBe($updatedAt);
    });

    it('hydrates a rejected campaign request with a rejection reason', function (): void {
        // GIVEN
        $rejectionReason = new RejectionReason('Missing legal documents.');

        // WHEN
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::REJECTED,
            $rejectionReason,
        );

        // THEN
        expect($campaignRequest->status)->toBe(CampaignRequestStatus::REJECTED)
            ->and($campaignRequest->rejectionReason)->toBe($rejectionReason);
    });

    it('rejects a rejected campaign request without a rejection reason', function (): void {
        // WHEN
        $action = fn (): CampaignRequest => CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::REJECTED,
        );

        // THEN
        expect($action)->toThrow(
            \DomainException::class,
            'A rejection reason is required when the campaign request is rejected.'
        );
    });

    it('rejects a non-rejected campaign request with a rejection reason', function (): void {
        // WHEN
        $action = fn (): CampaignRequest => CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
            new RejectionReason('Missing legal documents.'),
        );

        // THEN
        expect($action)->toThrow(
            \DomainException::class,
            'A rejection reason can only be set when the campaign request is rejected.'
        );
    });

    it('rejects a campaign request and sets the rejection reason and updatedAt', function (): void {
        // GIVEN
        CarbonImmutable::setTestNow('2026-06-15 12:00:00');
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
        );
        $reason = new RejectionReason('Missing legal documents.');

        // WHEN
        $rejected = $campaignRequest->reject($reason);

        // THEN
        expect($rejected->status)->toBe(CampaignRequestStatus::REJECTED)
            ->and($rejected->rejectionReason)->toBe($reason)
            ->and($rejected->id())->toBe($campaignRequest->id())
            ->and($rejected->code)->toBe($campaignRequest->code)
            ->and($rejected->applicant)->toBe($campaignRequest->applicant)
            ->and($rejected->country)->toBe($campaignRequest->country)
            ->and($rejected->campaignType)->toBe($campaignRequest->campaignType)
            ->and($rejected->printRules)->toBe($campaignRequest->printRules)
            ->and($rejected->requestedCoupon)->toBe($campaignRequest->requestedCoupon)
            ->and($rejected->updatedAt)->not->toBeNull()
            ->and($rejected->updatedAt()?->format('Y-m-d H:i:s'))->toBe('2026-06-15 12:00:00');
    });

    it('rejects rejecting a transformed campaign request', function (): void {
        // GIVEN
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::TRANSFORMED,
        );

        // WHEN
        $action = fn (): CampaignRequest => $campaignRequest->reject(new RejectionReason('Missing legal documents.'));

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

    it('rejects rejecting an already rejected campaign request', function (): void {
        // GIVEN
        $campaignRequest = CampaignRequest::hydrate(
            CampaignRequestId::generate(),
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::REJECTED,
            new RejectionReason('First reason.'),
        );

        // WHEN
        $action = fn (): CampaignRequest => $campaignRequest->reject(new RejectionReason('Second reason.'));

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

    it('returns the creation date extracted from the id', function (): void {
        // GIVEN
        $expected          = new \DateTimeImmutable('2024-06-15 12:34:56.789000', new \DateTimeZone('UTC'));
        $id                = new CampaignRequestId(Uuid::uuid7($expected));
        $campaignRequest   = CampaignRequest::hydrate(
            $id,
            new BrandCode('AAA01'),
            new Applicant('John', 'Doe', new Email('john.doe@example.com')),
            new CountryAuthorized(Country::FRANCE),
            CampaignRequestType::CLUB,
            new PrintRules(maxPerCustomer: 3),
            $this->requestedCoupon,
            CampaignRequestStatus::CREATED,
        );

        // WHEN
        $result = $campaignRequest->createdAt();

        // THEN
        expect($result->format('Y-m-d H:i:s.v'))->toBe($expected->format('Y-m-d H:i:s.v'));
    });
});