<?php

namespace Tests\Unit;

use App\Models\Portfolio;
use App\Services\PortfolioUploadService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Storage;
use Tests\TestCase;

class PortfolioUploadServiceTest extends TestCase
{
    use RefreshDatabase;

    private PortfolioUploadService $uploadService;

    protected function setUp(): void
    {
        parent::setUp();
        $this->uploadService = new PortfolioUploadService();
        Storage::fake('local');
    }

    /**
     * Test upload stores file successfully.
     */
    public function test_upload_stores_file_successfully()
    {
        $portfolio = Portfolio::factory()->create([
            'name' => 'Test Portfolio',
            'id' => 1,
        ]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        $this->assertNotEmpty($path);
        Storage::disk('local')->assertExists($path);
    }

    /**
     * Test upload stores file in correct directory.
     */
    public function test_upload_stores_file_in_correct_directory()
    {
        $portfolio = Portfolio::factory()->create([
            'name' => 'My Portfolio',
            'id' => 5,
        ]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        $this->assertStringContainsString('portfolios/My Portfolio/5', $path);
    }

    /**
     * Test upload saves file as index.html.
     */
    public function test_upload_saves_file_as_index_html()
    {
        $portfolio = Portfolio::factory()->create();
        $file = UploadedFile::fake()->create('myfile.zip', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        $this->assertStringEndsWith('index.html', $path);
    }

    /**
     * Test upload updates portfolio path.
     */
    public function test_upload_updates_portfolio_path()
    {
        $portfolio = Portfolio::factory()->create(['path' => null]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        $portfolio->refresh();
        $this->assertEquals($path, $portfolio->path);
    }

    /**
     * Test upload returns the stored path.
     */
    public function test_upload_returns_stored_path()
    {
        $portfolio = Portfolio::factory()->create();
        $file = UploadedFile::fake()->create('site.html', 100);

        $returnedPath = $this->uploadService->upload($file, $portfolio);

        $this->assertIsString($returnedPath);
        $this->assertNotEmpty($returnedPath);
    }

    /**
     * Test upload overwrites existing file.
     */
    public function test_upload_overwrites_existing_file()
    {
        $portfolio = Portfolio::factory()->create();

        $file1 = UploadedFile::fake()->create('site1.html', 100);
        $path1 = $this->uploadService->upload($file1, $portfolio);

        $file2 = UploadedFile::fake()->create('site2.html', 200);
        $path2 = $this->uploadService->upload($file2, $portfolio);

        // Both files stored in same directory, second should overwrite first
        $this->assertEquals($path1, $path2);

        $portfolio->refresh();
        $this->assertEquals($path2, $portfolio->path);
    }

    /**
     * Test upload handles multiple portfolios separately.
     */
    public function test_upload_handles_multiple_portfolios_separately()
    {
        $portfolio1 = Portfolio::factory()->create([
            'name' => 'Portfolio 1',
            'id' => 1,
        ]);

        $portfolio2 = Portfolio::factory()->create([
            'name' => 'Portfolio 2',
            'id' => 2,
        ]);

        $file1 = UploadedFile::fake()->create('site.html', 100);
        $file2 = UploadedFile::fake()->create('site.html', 100);

        $path1 = $this->uploadService->upload($file1, $portfolio1);
        $path2 = $this->uploadService->upload($file2, $portfolio2);

        // Paths should be different (different directories)
        $this->assertNotEquals($path1, $path2);
        $this->assertStringContainsString('Portfolio 1/1', $path1);
        $this->assertStringContainsString('Portfolio 2/2', $path2);
    }

    /**
     * Test upload creates portfolio storage path.
     */
    public function test_upload_uses_portfolio_storage_path()
    {
        $portfolio = Portfolio::factory()->create([
            'name' => 'Storage Test',
            'id' => 99,
        ]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        // Verify it uses the portfolio's getStoragePath method
        $expectedStoragePath = $portfolio->getStoragePath();
        $this->assertStringContainsString($expectedStoragePath, $path);
    }

    /**
     * Test upload persists portfolio changes to database.
     */
    public function test_upload_persists_portfolio_path_to_database()
    {
        $portfolio = Portfolio::factory()->create(['path' => null]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        // Query database to verify persistence
        $dbPortfolio = Portfolio::find($portfolio->id);
        $this->assertEquals($path, $dbPortfolio->path);
    }

    /**
     * Test upload handles special characters in portfolio name.
     */
    public function test_upload_handles_special_characters_in_name()
    {
        $portfolio = Portfolio::factory()->create([
            'name' => 'My-Portfolio_2024',
            'id' => 10,
        ]);

        $file = UploadedFile::fake()->create('site.html', 100);

        $path = $this->uploadService->upload($file, $portfolio);

        $this->assertStringContainsString('My-Portfolio_2024', $path);
    }
}