<?php

namespace Tests\Service;

use App\Service\Image\ImageService;
use App\Service\Image\Interfaces\ImageServiceInterface;
use PHPUnit\Framework\TestCase;
use Symfony\Component\HttpFoundation\Response;
use PHPUnit\Framework\MockObject\MockObject;

class ImageServiceTest extends TestCase
{
    private ImageServiceInterface $imageService;
    
    protected function setUp(): void
    {
        $this->imageService = new ImageService();
    }

    /**
     * @dataProvider imageDataProvider
     */
    public function testGetPicture(string $filePath, int $width, int $height, string $expectedType): void
    {
        // Создаем тестовый файл изображения
        $testImagePath = __DIR__ . '/test_image.jpg';
        $this->createTestImage($testImagePath);

        $response = $this->imageService->getPicture($testImagePath, $width, $height);

        $this->assertInstanceOf(Response::class, $response);
        $this->assertEquals($expectedType, $response->headers->get('Content-Type'));
        $this->assertNotEmpty($response->getContent());

        // Удаляем тестовый файл
        unlink($testImagePath);
    }

    public function imageDataProvider(): array
    {
        return [
            ['test_image.jpg', 200, 200, 'image/jpeg'],
            ['test_image.png', 100, 100, 'image/png'],
            ['test_image.gif', 150, 150, 'image/gif'],
        ];
    }

    public function testInvalidFile(): void
    {
        $response = $this->imageService->getPicture('non_existent_file.jpg');
        $this->assertInstanceOf(Response::class, $response);
        $this->assertEmpty($response->getContent());
    }

    public function testDefaultSize(): void
    {
        $testImagePath = __DIR__ . '/test_image.jpg';
        $this->createTestImage($testImagePath);

        $response = $this->imageService->getPicture($testImagePath);
        $this->assertInstanceOf(Response::class, $response);
        $this->assertEquals('image/jpeg', $response->headers->get('Content-Type'));
        $this->assertNotEmpty($response->getContent());

        unlink($testImagePath);
    }

    private function createTestImage(string $path): void
    {
        $image = imagecreatetruecolor(800, 600);
        $color = imagecolorallocate($image, 255, 0, 0);
        imagefilledrectangle($image, 0, 0, 800, 600, $color);
        imagejpeg($image, $path);
        imagedestroy($image);
    }
}