From 2b8e7e31c699a0e33146167ad150865c1f4b38ac Mon Sep 17 00:00:00 2001
From: akaster99 <akaster99@comcom.ai>
Date: Fri, 3 Nov 2023 14:54:54 +0900
Subject: [PATCH 1/2] filter specific

---
 src/middlewares/middleware.ts | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/src/middlewares/middleware.ts b/src/middlewares/middleware.ts
index e373036..2a55ff0 100644
--- a/src/middlewares/middleware.ts
+++ b/src/middlewares/middleware.ts
@@ -16,7 +16,7 @@ export default class Middleware {
    * @returns Null if if request is duplicated.
    */
   triggerDuplicateFilter = (req: Request, res: Response, next: NextFunction) => {
-    if (req.body.fid === undefined){
+    if (req.body.transaction.hash === undefined){
       next();
     }
     const txHash = req.body.transaction.hash;
@@ -28,4 +28,28 @@ export default class Middleware {
     this.cache.set(txHash, "in_progress", 500);
     next();
   }
+    /**
+   * Middleware for AI Network trigger call. It will filter duplicated request triggered by same transaction.
+   * It will pass request which is not from AI Network trigger.
+   * You can set filter inside specific api.
+   * @param {Request} request - Request data 
+   * @param {Res} response - Response data
+   * @returns Null if if request is duplicated.
+   */
+  triggerFilter = (req: Request, res: Response) => {
+    if (req.body.fid === undefined){
+      res.send("not from trigger");
+      return;
+    }
+    if (req.body.transaction === undefined){
+      res.send("not from trigger");
+      return;
+    }
+    const txHash = req.body.transaction.hash;
+    if (this.cache.get(txHash) && this.cache.get(txHash) !== "error") {
+      res.send("duplicated");
+      return;
+    }
+    this.cache.set(txHash, "in_progress", 500);
+  }
 }
\ No newline at end of file

From 3dec80e573b70a07744d9751bc099004b1ab6112 Mon Sep 17 00:00:00 2001
From: akaster99 <akaster99@comcom.ai>
Date: Fri, 3 Nov 2023 15:33:57 +0900
Subject: [PATCH 2/2] refactor: merge

---
 src/middlewares/middleware.ts | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/middlewares/middleware.ts b/src/middlewares/middleware.ts
index 2a55ff0..e619353 100644
--- a/src/middlewares/middleware.ts
+++ b/src/middlewares/middleware.ts
@@ -37,11 +37,7 @@ export default class Middleware {
    * @returns Null if if request is duplicated.
    */
   triggerFilter = (req: Request, res: Response) => {
-    if (req.body.fid === undefined){
-      res.send("not from trigger");
-      return;
-    }
-    if (req.body.transaction === undefined){
+    if (req.body.fid || req.body.transaction){
       res.send("not from trigger");
       return;
     }