tambahan

src/server/routes/mcp_route.ts

@@ -1,62 +1,71 @@
-import { Elysia } from "elysia";
+import { Elysia, t } from "elysia";
-import { t } from "elysia";
 
-export const MCPRoute = new Elysia({ prefix: "/mcp-server", tags: ["mcp-server"] })
+export const MCPRoute = new Elysia({
-  .all("/mcp", async ({ body, set }) => {
+  prefix: "/api/mcp-server", // ✅ Sesuaikan dengan endpoint n8n
-    const { id, method, params } = body;
+  tags: ["mcp-server"],
-    set.headers['Content-Type'] = 'application/json';
+})
-    set.headers['Transfer-Encoding'] = 'chunked'; // ✅ Streaming-required for n8n
+  .post("/mcp", ({ body, set }) => {
+    const { id, method, params } = body as any;
+
+    set.headers["Content-Type"] = "application/json";
+    set.headers["Transfer-Encoding"] = "chunked";
+    set.headers["Connection"] = "keep-alive";
 
-    // ---- STREAMING RESPONSE CONSTRUCTION ----
     const stream = new ReadableStream({
       async start(controller) {
-        // Jika tools/sayHello → kirim stream
+        // tools.list → kirim daftar tools
-        if (method === "tools/sayHello") {
+        if (method === "tools/list") {
-          controller.enqueue(JSON.stringify({
+          controller.enqueue(
-            jsonrpc: "2.0",
+            JSON.stringify({
-            id,
+              jsonrpc: "2.0",
-            result: { message: "Processing..." }
+              id,
-          }) + "\n"); // kirim chunk pertama
+              result: [
-
+                {
-          await Bun.sleep(500); // contoh delay  
+                  name: "sayHello",
-          controller.enqueue(JSON.stringify({
+                  description: "Greets user",
-            jsonrpc: "2.0",
+                  inputSchema: {
-            id,
+                    type: "object",
-            result: { message: `Hello ` }
+                    properties: { name: { type: "string" } },
-          }) + "\n");
+                  },
-
+                },
+              ],
+            }) + "\n"
+          );
           controller.close();
         }
 
-        // Jika tools/list → kirim langsung tapi tetap stream
+        // tools.sayHello → streaming bertahap
-        else if (method === "tools/list") {
+        else if (method === "tools/sayHello") {
-          controller.enqueue(JSON.stringify({
+          controller.enqueue(
-            jsonrpc: "2.0",
+            JSON.stringify({
-            id,
+              jsonrpc: "2.0",
-            result: [
+              id,
-              {
+              result: { message: "Processing..." },
-                name: "sayHello",
+            }) + "\n"
-                description: "Greets user",
+          );
-                inputSchema: {
+          await Bun.sleep(500);
-                  type: "object",
+          controller.enqueue(
-                  properties: { name: { type: "string" } },
+            JSON.stringify({
-                }
+              jsonrpc: "2.0",
-              }
+              id,
-            ]
+              result: { message: `Hello ${params?.name || ""}` },
-          }));
+            }) + "\n"
+          );
           controller.close();
         }
 
-        // Jika tidak ada method
+        // Method tidak ditemukan
         else {
-          controller.enqueue(JSON.stringify({
+          controller.enqueue(
-            jsonrpc: "2.0",
+            JSON.stringify({
-            id,
+              jsonrpc: "2.0",
-            error: { code: -32601, message: `Method ${method} not found` }
+              id,
-          }));
+              error: { code: -32601, message: `Method ${method} not found` },
+            }) + "\n"
+          );
           controller.close();
         }
-      }
+      },
     });
 
     return new Response(stream);
@@ -66,7 +75,7 @@ export const MCPRoute = new Elysia({ prefix: "/mcp-server", tags: ["mcp-server"]
       method: t.String(),
       params: t.Optional(t.Record(t.String(), t.Any())),
       id: t.Optional(t.Union([t.String(), t.Number()])),
-    })
+    }),
   });
 
 export default MCPRoute;