update

packages/backend/src/transfers/transfers.controller.ts

@@ -0,0 +1,93 @@
+import { Request, Response, NextFunction } from 'express';
+import { TransfersService } from './transfers.service';
+import { InitiateTransferPayload } from './transfers.types';
+
+export class TransfersController {
+  private transfersService: TransfersService;
+
+  constructor() {
+    this.transfersService = new TransfersService();
+    // 绑定 'this' 上下文
+    this.initiateTransfer = this.initiateTransfer.bind(this);
+    this.getAllStatuses = this.getAllStatuses.bind(this);
+    this.getTaskStatus = this.getTaskStatus.bind(this);
+  }
+
+  public async initiateTransfer(req: Request, res: Response, next: NextFunction): Promise<void> {
+    try {
+      // @ts-ignore // session可能没有强类型定义，或者userId是可选的
+      const userId = req.session?.userId;
+      if (!userId) {
+        // 此检查是为了双重保险，理论上isAuthenticated中间件会阻止未认证的请求
+        res.status(401).json({ message: '用户未认证或会话无效。' });
+        return;
+      }
+
+      const payload = req.body as InitiateTransferPayload;
+      // TODO: 添加payload验证逻辑
+      if (!payload || !payload.connectionIds || !payload.sourceItems || !payload.remoteTargetPath || !payload.transferMethod) {
+        res.status(400).json({ message: 'Invalid payload. Required fields: connectionIds, sourceItems, remoteTargetPath, transferMethod.' });
+        return;
+      }
+      if (!Array.isArray(payload.connectionIds) || payload.connectionIds.length === 0) {
+        res.status(400).json({ message: 'connectionIds must be a non-empty array.' });
+        return;
+      }
+      if (!Array.isArray(payload.sourceItems) || payload.sourceItems.length === 0) {
+        res.status(400).json({ message: 'sourceItems must be a non-empty array.' });
+        return;
+      }
+      // 更多详细验证可以后续添加
+
+      const task = await this.transfersService.initiateNewTransfer(payload, userId);
+      res.status(202).json(task); // 202 Accepted 表示请求已接受处理，但尚未完成
+    } catch (error) {
+      console.error('[TransfersController] Error initiating transfer:', error);
+      // next(error) 可以将错误传递给全局错误处理中间件
+      res.status(500).json({ message: 'Failed to initiate transfer.', error: error instanceof Error ? error.message : String(error) });
+    }
+  }
+
+  public async getAllStatuses(req: Request, res: Response, next: NextFunction): Promise<void> {
+    try {
+      // @ts-ignore
+      const userId = req.session?.userId;
+      if (!userId) {
+        res.status(401).json({ message: '用户未认证或会话无效。' });
+        return;
+      }
+      const tasks = await this.transfersService.getAllTransferTasks(userId);
+      res.status(200).json(tasks);
+    } catch (error) {
+      console.error('[TransfersController] Error getting all transfer statuses:', error);
+      res.status(500).json({ message: 'Failed to retrieve transfer statuses.', error: error instanceof Error ? error.message : String(error) });
+    }
+  }
+
+  public async getTaskStatus(req: Request, res: Response, next: NextFunction): Promise<void> {
+    try {
+      // @ts-ignore
+      const userId = req.session?.userId;
+      if (!userId) {
+        res.status(401).json({ message: '用户未认证或会话无效。' });
+        return;
+      }
+
+      const { taskId } = req.params;
+      if (!taskId) {
+        res.status(400).json({ message: 'Task ID is required.' });
+        return;
+      }
+      const task = await this.transfersService.getTransferTaskDetails(taskId, userId);
+      if (task) {
+        res.status(200).json(task);
+      } else {
+        // 服务层现在会根据userId过滤，所以404可能是任务不存在，或用户无权访问
+        res.status(404).json({ message: `Transfer task with ID ${taskId} not found or not accessible by this user.` });
+      }
+    } catch (error) {
+      console.error(`[TransfersController] Error getting status for task ${req.params.taskId}:`, error);
+      res.status(500).json({ message: 'Failed to retrieve task status.', error: error instanceof Error ? error.message : String(error) });
+    }
+  }
+}