refactor: 重构知识库文件上传和处理, 支持 pdf

app/Jobs/ConvertDocumentToMarkdown.php

@@ -18,39 +18,12 @@ class ConvertDocumentToMarkdown implements ShouldQueue
 {
     use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
 
-    /**
-     * 任务最大尝试次数
-     *
-     * @var int
-     */
     public $tries;
-
-    /**
-     * 任务超时时间（秒）
-     *
-     * @var int
-     */
     public $timeout;
-
-    /**
-     * 重试延迟（秒）
-     *
-     * @var int
-     */
     public $backoff;
 
-    /**
-     * 文档实例
-     *
-     * @var Document
-     */
     protected Document $document;
 
-    /**
-     * 创建新的任务实例
-     *
-     * @param Document $document
-     */
     public function __construct(Document $document)
     {
         $this->document = $document;
@@ -59,120 +32,60 @@ class ConvertDocumentToMarkdown implements ShouldQueue
         $this->backoff = config('documents.conversion.retry_delay', 60);
     }
 
-    /**
-     * 执行任务
-     *
-     * @param DocumentConversionService $conversionService
-     * @return void
-     */
     public function handle(DocumentConversionService $conversionService): void
     {
         try {
             Log::info('开始转换文档', [
                 'document_id' => $this->document->id,
                 'document_title' => $this->document->title,
+                'file_name' => $this->document->file_name,
                 'attempt' => $this->attempts(),
             ]);
 
-            // 转换文档为 Markdown
             $result = $conversionService->convertToMarkdown($this->document);
-            $markdown = $result['markdown'];
-            $mediaDir = $result['mediaDir'] ?? null;
-            $tempDir = $result['tempDir'];
-            $tempDirName = $result['tempDirName'];
 
-            try {
-                // 保存 Markdown 文件和媒体文件
-                $markdownPath = $conversionService->saveMarkdownToFile($this->document, $markdown, $mediaDir);
+            $markdownPath = $conversionService->saveMarkdownToFile(
+                $this->document,
+                $result['markdown']
+            );
 
-                // 更新文档的 Markdown 信息
-                $conversionService->updateDocumentMarkdown($this->document, $markdownPath);
-            } finally {
-                // 清理临时目录
-                if (isset($tempDirName) && \Storage::disk('local')->exists($tempDirName)) {
-                    \Storage::disk('local')->deleteDirectory($tempDirName);
-                }
-            }
+            $conversionService->updateDocumentMarkdown($this->document, $markdownPath);
 
             Log::info('文档转换成功', [
                 'document_id' => $this->document->id,
                 'document_title' => $this->document->title,
                 'markdown_path' => $markdownPath,
             ]);
-
-            // 转换成功后，触发索引（如果需要）
-            // 这将在后续任务中实现
-            // $this->document->searchable();
-
         } catch (\Exception $e) {
             Log::error('文档转换失败', [
                 'document_id' => $this->document->id,
                 'document_title' => $this->document->title,
+                'file_name' => $this->document->file_name,
                 'attempt' => $this->attempts(),
                 'error' => $e->getMessage(),
-                'trace' => $e->getTraceAsString(),
             ]);
 
-            // 如果已达到最大重试次数，标记为失败
             if ($this->attempts() >= $this->tries) {
                 $conversionService->handleConversionFailure($this->document, $e);
             }
 
-            // 重新抛出异常以触发重试
             throw $e;
         }
     }
 
-    /**
-     * 任务失败时的处理
-     *
-     * @param \Throwable $exception
-     * @return void
-     */
     public function failed(\Throwable $exception): void
     {
         Log::error('文档转换任务最终失败', [
             'document_id' => $this->document->id,
             'document_title' => $this->document->title,
+            'file_name' => $this->document->file_name,
             'error' => $exception->getMessage(),
         ]);
 
-        // 确保文档状态被标记为失败
         $conversionService = app(DocumentConversionService::class);
         $conversionService->handleConversionFailure(
             $this->document,
             $exception instanceof \Exception ? $exception : new \Exception($exception->getMessage())
         );
     }
-
-    /**
-     * 递归删除目录
-     *
-     * @param string $dir 目录路径
-     * @return void
-     */
-    protected function deleteDirectory(string $dir): void
-    {
-        if (!file_exists($dir)) {
-            return;
-        }
-
-        if (!is_dir($dir)) {
-            unlink($dir);
-            return;
-        }
-
-        $files = array_diff(scandir($dir), ['.', '..']);
-        foreach ($files as $file) {
-            $path = $dir . '/' . $file;
-            if (is_dir($path)) {
-                $this->deleteDirectory($path);
-            } else {
-                unlink($path);
-            }
-        }
-
-        rmdir($dir);
-    }
 }
-