<?php

namespace Tests\Unit\Services;

use App\Features\Scraper\Services\IGDBCoverScraper;
use Illuminate\Support\Facades\Http;
use PHPUnit\Framework\Attributes\Test;
use Tests\TestCase;

class IGDBCoverScraperTest extends TestCase
{
    #[Test]
    public function it_returns_empty_when_no_config(): void
    {
        config(['services.igdb.client_id' => '', 'services.igdb.client_secret' => '']);

        $scraper = new IGDBCoverScraper();

        $results = $scraper->search('mario');

        $this->assertTrue($results->isEmpty());
    }

    #[Test]
    public function it_returns_null_cover_when_no_config(): void
    {
        config(['services.igdb.client_id' => '', 'services.igdb.client_secret' => '']);

        $scraper = new IGDBCoverScraper();

        $this->assertNull($scraper->getCoverUrl(123));
    }

    #[Test]
    public function it_returns_null_screenshot_when_no_config(): void
    {
        config(['services.igdb.client_id' => '', 'services.igdb.client_secret' => '']);

        $scraper = new IGDBCoverScraper();

        $this->assertNull($scraper->getScreenshotUrl(123));
    }

    #[Test]
    public function it_returns_empty_images_when_no_config(): void
    {
        config(['services.igdb.client_id' => '', 'services.igdb.client_secret' => '']);

        $scraper = new IGDBCoverScraper();

        $images = $scraper->getImages(123);

        $this->assertEmpty($images);
    }

    #[Test]
    public function it_searches_games_with_valid_config(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/games' => Http::response([
                [
                    'id' => 1,
                    'name' => 'Super Mario Bros',
                    'cover' => ['url' => 'https://images.igdb.com/igdb/image/upload/thumb/test.jpg'],
                    'release_dates' => [['year' => 1985]],
                ],
            ]),
        ]);

        $scraper = new IGDBCoverScraper();
        $results = $scraper->search('mario');

        $this->assertCount(1, $results);
        $this->assertEquals('Super Mario Bros', $results->first()['title']);
        $this->assertEquals('igdb', $results->first()['source']);
    }

    #[Test]
    public function it_searches_games_with_console_id(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/games' => Http::response([
                [
                    'id' => 1,
                    'name' => 'Super Mario Bros',
                    'cover' => null,
                    'release_dates' => [],
                ],
            ]),
        ]);

        $scraper = new IGDBCoverScraper();
        $results = $scraper->search('mario', 21);

        $this->assertCount(1, $results);
        $this->assertNull($results->first()['cover_url']);
        $this->assertNull($results->first()['year']);
    }

    #[Test]
    public function it_returns_empty_on_api_failure(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/games' => Http::response([], 500),
        ]);

        $scraper = new IGDBCoverScraper();
        $results = $scraper->search('mario');

        $this->assertTrue($results->isEmpty());
    }

    #[Test]
    public function it_returns_empty_on_exception(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/games' => fn () => throw new \Exception('Network error'),
        ]);

        $scraper = new IGDBCoverScraper();
        $results = $scraper->search('mario');

        $this->assertTrue($results->isEmpty());
    }

    #[Test]
    public function it_gets_cover_url(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/covers' => Http::response([
                ['url' => 'https://images.igdb.com/igdb/image/upload/thumb/test.jpg'],
            ]),
        ]);

        $scraper = new IGDBCoverScraper();
        $url = $scraper->getCoverUrl(123);

        $this->assertNotNull($url);
        $this->assertStringContainsString('cover_big', $url);
    }

    #[Test]
    public function it_returns_null_cover_when_empty_response(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/covers' => Http::response([]),
        ]);

        $scraper = new IGDBCoverScraper();
        $url = $scraper->getCoverUrl(123);

        $this->assertNull($url);
    }

    #[Test]
    public function it_gets_screenshot_url(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/screenshots' => Http::response([
                ['url' => 'https://images.igdb.com/igdb/image/upload/thumb/screenshot.jpg'],
            ]),
        ]);

        $scraper = new IGDBCoverScraper();
        $url = $scraper->getScreenshotUrl(123);

        $this->assertNotNull($url);
    }

    #[Test]
    public function it_returns_null_screenshot_when_empty(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/screenshots' => Http::response([]),
        ]);

        $scraper = new IGDBCoverScraper();
        $url = $scraper->getScreenshotUrl(123);

        $this->assertNull($url);
    }

    #[Test]
    public function it_gets_images(): void
    {
        config([
            'services.igdb.client_id' => 'test-id',
            'services.igdb.client_secret' => 'test-secret',
        ]);

        Http::fake([
            'https://id.twitch.tv/oauth2/token' => Http::response(['access_token' => 'fake-token']),
            'https://api.igdb.com/v4/covers' => Http::response([
                ['url' => 'https://images.igdb.com/igdb/image/upload/thumb/test.jpg'],
            ]),
            'https://api.igdb.com/v4/screenshots' => Http::response([
                ['url' => 'https://images.igdb.com/igdb/image/upload/thumb/screenshot.jpg'],
            ]),
        ]);

        $scraper = new IGDBCoverScraper();
        $images = $scraper->getImages(123);

        $this->assertCount(2, $images);
        $this->assertArrayHasKey('cover', $images);
        $this->assertArrayHasKey('screenshot', $images);
    }
}