Initial commit

app/api/upload/presign/route.ts

@@ -0,0 +1,50 @@
+import { S3Client, PutObjectCommand } from "@aws-sdk/client-s3";
+import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
+import { NextRequest } from "next/server";
+import { getServerSession } from "next-auth";
+import { authOptions } from "@/lib/auth";
+
+const s3 = new S3Client({
+  region: process.env.AWS_REGION || "us-east-1",
+  credentials: {
+    accessKeyId: process.env.AWS_ACCESS_KEY_ID!,
+    secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY!,
+  },
+});
+
+export async function POST(req: NextRequest) {
+  try {
+    // 验证用户身份
+    const session = await getServerSession(authOptions);
+    if (!session?.user?.email) {
+      return Response.json({ error: "未授权" }, { status: 401 });
+    }
+
+    const { fileName, fileType } = await req.json();
+
+    if (!fileName || !fileType) {
+      return Response.json({ error: "缺少必要参数" }, { status: 400 });
+    }
+
+    // 生成唯一的文件名，包含用户ID和时间戳
+    const userId = session.user.id || session.user.email;
+    const timestamp = Date.now();
+    const uniqueFileName = `recordings/${userId}/${timestamp}-${fileName}`;
+
+    const command = new PutObjectCommand({
+      Bucket: process.env.AWS_S3_BUCKET!,
+      Key: uniqueFileName,
+      ContentType: fileType,
+    });
+
+    const url = await getSignedUrl(s3, command, { expiresIn: 300 }); // 5分钟有效
+
+    return Response.json({
+      url,
+      fileName: uniqueFileName,
+    });
+  } catch (error) {
+    console.error("生成上传凭证失败:", error);
+    return Response.json({ error: "生成上传凭证失败" }, { status: 500 });
+  }
+}