<?php

namespace App\Tests\Command;

use App\Command\GenerateVideoThumbsCommand;
use App\Service\Media\VideoThumbnailer;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Console\Application;
use Symfony\Component\Console\Tester\CommandTester;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;

class GenerateVideoThumbsCommandTest extends TestCase
{
    private MockObject&ParameterBagInterface $parameterBag;
    private MockObject&VideoThumbnailer $videoThumbnailer;
    private string $tempDir;

    protected function setUp(): void
    {
        $this->parameterBag = $this->createMock(ParameterBagInterface::class);
        $this->videoThumbnailer = $this->createMock(VideoThumbnailer::class);
        
        $this->tempDir = sys_get_temp_dir() . '/thumbs_test_' . uniqid();
        mkdir($this->tempDir . '/public/provider/video', 0777, true);
    }

    protected function tearDown(): void
    {
        $this->removeDirectory($this->tempDir);
    }

    public function testExecuteVideoNotFound()
    {
        // Setup mock
        $this->parameterBag->method('get')->with('kernel.project_dir')->willReturn($this->tempDir);

        // Execute
        $command = new GenerateVideoThumbsCommand($this->parameterBag, $this->videoThumbnailer);
        $application = new Application();
        $application->add($command);
        $commandTester = new CommandTester($application->find('app:generate-video-thumbs'));

        $commandTester->execute([]);

        // Assert
        $output = $commandTester->getDisplay();
        $this->assertStringContainsString('Vidéo introuvable', $output);
    }

    public function testExecuteSuccess()
    {
        // Setup file
        touch($this->tempDir . '/public/provider/video/video.mp4');

        // Setup mock
        $this->parameterBag->method('get')->with('kernel.project_dir')->willReturn($this->tempDir);
        
        $this->videoThumbnailer->expects($this->once())
            ->method('generateThumbnail')
            ->with(
                $this->stringEndsWith('video.mp4'),
                $this->stringEndsWith('video.jpg')
            );

        // Execute
        $command = new GenerateVideoThumbsCommand($this->parameterBag, $this->videoThumbnailer);
        $application = new Application();
        $application->add($command);
        $commandTester = new CommandTester($application->find('app:generate-video-thumbs'));

        $commandTester->execute([]);

        // Assert
        $output = $commandTester->getDisplay();
        $this->assertStringContainsString('[OK] Miniature générée', $output);
    }

    private function removeDirectory($dir) {
        if (!is_dir($dir)) return;
        $files = array_diff(scandir($dir), array('.','..'));
        foreach ($files as $file) {
            (is_dir("$dir/$file")) ? $this->removeDirectory("$dir/$file") : unlink("$dir/$file");
        }
        rmdir($dir);
    }
}