<?php

declare(strict_types=1);

use App\Domain\Asset\ValueObjects\AssetId;
use App\Domain\Asset\ValueObjects\ObjectKeyGenerator;
use App\Domain\Asset\ValueObjects\VariantName;
use App\Framework\DateTime\SystemClock;
use App\Framework\Storage\ValueObjects\ObjectKey;

describe('ObjectKeyGenerator', function () {
    it('generates key for original asset', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);
        $now = new \DateTimeImmutable();

        $key = ObjectKeyGenerator::generateKey($assetId, 'jpg');

        expect($key)->toBeInstanceOf(ObjectKey::class);
        expect($key->toString())->toContain('orig');
        expect($key->toString())->toContain($now->format('Y'));
        expect($key->toString())->toContain($now->format('m'));
        expect($key->toString())->toContain($now->format('d'));
        expect($key->toString())->toContain($assetId->toString());
        expect($key->toString())->toEndWith('.jpg');
    });

    it('generates key with custom prefix', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);

        $key = ObjectKeyGenerator::generateKey($assetId, 'png', 'custom');

        expect($key->toString())->toStartWith('custom/');
    });

    it('removes leading dot from extension', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);

        $key1 = ObjectKeyGenerator::generateKey($assetId, '.jpg');
        $key2 = ObjectKeyGenerator::generateKey($assetId, 'jpg');

        expect($key1->toString())->toBe($key2->toString());
    });

    it('generates variant key', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);
        $variant = VariantName::fromString('1200w.webp');
        $now = new \DateTimeImmutable();

        $key = ObjectKeyGenerator::generateVariantKey($assetId, $variant);

        expect($key)->toBeInstanceOf(ObjectKey::class);
        expect($key->toString())->toContain('variants');
        expect($key->toString())->toContain($now->format('Y'));
        expect($key->toString())->toContain($now->format('m'));
        expect($key->toString())->toContain($now->format('d'));
        expect($key->toString())->toContain($assetId->toString());
        expect($key->toString())->toEndWith('/1200w.webp');
    });

    it('generates variant key with custom prefix', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);
        $variant = VariantName::fromString('thumb@1x');

        $key = ObjectKeyGenerator::generateVariantKey($assetId, $variant, 'custom-variants');

        expect($key->toString())->toStartWith('custom-variants/');
    });

    it('generates keys with date-based structure', function () {
        $clock = new SystemClock();
        $assetId = AssetId::generate($clock);
        $now = new \DateTimeImmutable();

        $key = ObjectKeyGenerator::generateKey($assetId, 'jpg');

        $expectedPattern = sprintf(
            '/^orig\/%s\/%s\/%s\/%s\.jpg$/',
            $now->format('Y'),
            $now->format('m'),
            $now->format('d'),
            preg_quote($assetId->toString(), '/')
        );

        expect($key->toString())->toMatch($expectedPattern);
    });
});