<?php

namespace Tests\Unit\Services;

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

class FileServiceTest extends TestCase
{
    use RefreshDatabase;

    public function test_save_uploaded_file_supports_unicode_and_quotes_filename(): void
    {
        Storage::fake('public');
        $user = User::factory()->create();
        $this->actingAs($user);

        $filename = "Файл «отчет» 'смена' \"v3\".pdf";
        $uploaded = UploadedFile::fake()->create($filename, 64, 'application/pdf');

        $saved = app(FileService::class)->saveUploadedFile('tests/uploads', $uploaded);

        $this->assertEquals($filename, $saved->original_name);
        $this->assertEquals('tests/uploads/' . $filename, $saved->path);
        $this->assertEquals(url('/storage/tests/uploads/' . $filename), $saved->link);
        Storage::disk('public')->assertExists($saved->path);
    }

    public function test_save_uploaded_file_sanitizes_dangerous_name_parts(): void
    {
        Storage::fake('public');
        $user = User::factory()->create();
        $this->actingAs($user);

        $uploaded = UploadedFile::fake()->create('../../evil/..\\..\\doc?.pdf', 64, 'application/pdf');

        $saved = app(FileService::class)->saveUploadedFile('tests/uploads', $uploaded);

        $this->assertEquals('doc?.pdf', $saved->original_name);
        $this->assertEquals('tests/uploads/doc_.pdf', $saved->path);
        $this->assertStringNotContainsString('..', $saved->path);
        Storage::disk('public')->assertExists($saved->path);
    }

    public function test_save_uploaded_file_avoids_overwrite_for_duplicate_names(): void
    {
        Storage::fake('public');
        $user = User::factory()->create();
        $this->actingAs($user);

        $firstUpload = UploadedFile::fake()->create('одинаковое имя.pdf', 64, 'application/pdf');
        $secondUpload = UploadedFile::fake()->create('одинаковое имя.pdf', 64, 'application/pdf');

        $first = app(FileService::class)->saveUploadedFile('tests/uploads', $firstUpload);
        $second = app(FileService::class)->saveUploadedFile('tests/uploads', $secondUpload);

        $this->assertEquals('tests/uploads/одинаковое имя.pdf', $first->path);
        $this->assertEquals('tests/uploads/одинаковое имя (1).pdf', $second->path);
        Storage::disk('public')->assertExists($first->path);
        Storage::disk('public')->assertExists($second->path);
    }

    public function test_save_uploaded_file_uses_fallback_when_basename_is_empty(): void
    {
        Storage::fake('public');
        $user = User::factory()->create();
        $this->actingAs($user);

        $uploaded = UploadedFile::fake()->create('.pdf', 64, 'application/pdf');

        $saved = app(FileService::class)->saveUploadedFile('tests/uploads', $uploaded);

        $this->assertEquals('.pdf', $saved->original_name);
        $this->assertEquals('tests/uploads/file.pdf', $saved->path);
        Storage::disk('public')->assertExists($saved->path);
    }
}