<?php

namespace Tests\Feature;

use App\Models\Document;
use App\Services\DocumentConversionService;
use App\Services\DocumentPreviewService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\Storage;
use Tests\TestCase;

class DocumentPreviewFormattingTest extends TestCase
{
    use RefreshDatabase;

    protected function setUp(): void
    {
        parent::setUp();

        Storage::fake('markdown');
        config(['scout.driver' => 'null']);
    }

    public function test_markdown_preview_strips_internal_front_matter(): void
    {
        $document = Document::factory()->converted()->create([
            'title' => '技术文档',
            'markdown_path' => '2026/04/24/test/test.md',
        ]);

        Storage::disk('markdown')->put($document->markdown_path, <<<'MD'
---
author: 利爪然死肥宅
source_file: /tmp/demo.docx
---

# 正文标题

这是正文内容。
MD);

        $html = app(DocumentPreviewService::class)->convertMarkdownToHtml($document);

        $this->assertStringContainsString('正文标题', $html);
        $this->assertStringContainsString('这是正文内容。', $html);
        $this->assertStringNotContainsString('author:', $html);
        $this->assertStringNotContainsString('source_file:', $html);
    }

    public function test_markdown_preview_rewrites_media_links_to_authenticated_route(): void
    {
        $document = Document::factory()->converted()->create([
            'title' => '技术文档',
            'markdown_path' => '2026/04/24/test-links/test.md',
        ]);

        Storage::disk('markdown')->put($document->markdown_path, <<<'MD'
# 图片示例

![示意图](media/image2.png)
MD);
        Storage::disk('markdown')->put('2026/04/24/test-links/media/image2.png', 'fake-image-binary');

        $html = app(DocumentPreviewService::class)->convertMarkdownToHtml($document);

        $this->assertStringContainsString('/markdown-media/2026/04/24/test-links/media/image2.png', $html);
    }

    public function test_generated_storage_name_falls_back_to_title_for_display(): void
    {
        $document = Document::factory()->create([
            'title' => '技术文档',
            'file_name' => '01KPW4SQJTT5X15QPZ412WGSFM.docx',
            'file_path' => 'documents/2026/04/23/01KPW4SQJTT5X15QPZ412WGSFM.docx',
        ]);

        $this->assertSame('技术文档.docx', $document->display_file_name);
    }

    public function test_save_markdown_to_file_persists_media_assets(): void
    {
        $document = Document::factory()->create([
            'title' => '图片文档',
        ]);

        $path = app(DocumentConversionService::class)->saveMarkdownToFile(
            $document,
            "# 图片文档\n\n![示意图](media/image2.png)\n",
            [
                'media/image2.png' => 'image-binary',
                'media/nested/image3.png' => 'nested-image-binary',
            ]
        );

        $documentDir = dirname($path);

        Storage::disk('markdown')->assertExists($path);
        Storage::disk('markdown')->assertExists($documentDir . '/media/image2.png');
        Storage::disk('markdown')->assertExists($documentDir . '/media/nested/image3.png');
    }
}