<?php

declare(strict_types=1);

namespace Tests\Unit\Domain\Models\Entities;

use Carbon\CarbonImmutable;
use Shared\Enums\Country;
use Domain\Models\Entities\Campaign;
use Domain\Models\ValueObjects\Actor\ActorId;
use Domain\Models\ValueObjects\Brand\BrandCode;
use Domain\Models\ValueObjects\Campaign\CampaignCode;
use Domain\Models\ValueObjects\Campaign\CampaignCoupon;
use Domain\Models\ValueObjects\Campaign\CampaignId;
use Domain\Models\ValueObjects\Campaign\CampaignName;
use Domain\Models\ValueObjects\Coupon\CouponQuantity;
use Domain\Models\ValueObjects\PrintRules;
use Domain\Models\ValueObjects\ProcessingCode;
use Ramsey\Uuid\Uuid;

covers(Campaign::class);

describe('campaign', function (): void {
    beforeEach(function (): void {
        $this->code           = new CampaignCode('Camp100');
        $this->name           = new CampaignName('Name');
        $this->publication    = \boolval(0);
        $this->printAllAtOnce = \boolval(1);
        $this->coupons        = [
            new CampaignCoupon(
                new ProcessingCode('PC1'),
                new CouponQuantity(100),
                Country::FRANCE,
                new PrintRules(maxPerCustomer: 3)
            )
        ];
        $this->brandCode      = new BrandCode('AAA01');
        $this->actorId        = ActorId::generate();
    });

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

    it('creates a campaign', function (): void {
        // GIVEN
        $id = CampaignId::generate();

        // WHEN
        $campaign = Campaign::hydrate(
            $id,
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId
        );

        // THEN
        expect($campaign->id())->toBe($id)
            ->and($campaign->code)->toBe($this->code)
            ->and($campaign->name)->toBe($this->name)
            ->and($campaign->publication)->toBe($this->publication)
            ->and($campaign->printAllAtOnce)->toBe($this->printAllAtOnce)
            ->and($campaign->coupons)->toBe($this->coupons)
            ->and($campaign->brandCode)->toBe($this->brandCode)
            ->and($campaign->updatedAt)->toBeNull()
            ->and($campaign->updatedAt())->toBeNull();
    });

    it('creates a campaign without coupon', function (): void {
        // GIVEN
        $id = CampaignId::generate();

        // WHEN
        $campaign = Campaign::hydrate(
            $id,
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            [],
            $this->brandCode,
            $this->actorId
        );

        // THEN
        expect($campaign->coupons)->toBe([]);
    });

    it('creates a coupon with an explicit updatedAt date', function (): void {
        // GIVEN
        $id        = CampaignId::generate();
        $updatedAt = new \DateTimeImmutable('2026-09-22 10:00:00', new \DateTimeZone('UTC'));

        // WHEN
        $campaign = Campaign::hydrate(
            $id,
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId,
            $updatedAt
        );

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

    it('creates a new campaign with a freshly generated id', function (): void {
        // GIVEN / WHEN
        $campaign = Campaign::create(
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId
        );

        // THEN
        expect($campaign->id())->toBeInstanceOf(CampaignId::class)
            ->and($campaign->code)->toBe($this->code)
            ->and($campaign->name)->toBe($this->name)
            ->and($campaign->publication)->toBe($this->publication)
            ->and($campaign->printAllAtOnce)->toBe($this->printAllAtOnce)
            ->and($campaign->coupons)->toBe($this->coupons)
            ->and($campaign->brandCode)->toBe($this->brandCode)
            ->and($campaign->updatedAt)->toBeNull()
            ->and($campaign->updatedAt())->toBeNull();
    });

    it('generates a different id for each created campaign', function (): void {
        // GIVEN / WHEN
        $firstCampaign  = Campaign::create(
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId
        );
        $secondCampaign = Campaign::create(
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId
        );

        // THEN
        expect($firstCampaign->id()->equals($secondCampaign->id()))->toBeFalse();
    });

    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'));
        $id       = new CampaignId(Uuid::uuid7($expected));
        $campaign = Campaign::hydrate(
            $id,
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $this->coupons,
            $this->brandCode,
            $this->actorId
        );

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

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

    it('rejects a campaign with a non-coupon element', function (): void {
        // GIVEN
        $id      = CampaignId::generate();
        $coupons = ['PC1'];

        // WHEN / THEN
        expect(fn (): Campaign => Campaign::hydrate(
            $id,
            $this->code,
            $this->name,
            $this->publication,
            $this->printAllAtOnce,
            $coupons,
            $this->brandCode,
            $this->actorId
        ))->toThrow(\DomainException::class, 'Campaign coupons must be CampaignCoupon instances.');
    });
});