From c0e67917a2c752295d534bef5776c2db5f3d2b72 Mon Sep 17 00:00:00 2001
From: undefined <i@undefined.moe>
Date: Sat, 19 Jun 2021 15:10:17 +0800
Subject: [PATCH] core: search: remove duplicate

---
 packages/hydrooj/package.json           | 2 +-
 packages/hydrooj/src/handler/problem.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index b4d331580..7b3ee66d5 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.28.39",
+    "version": "2.28.40",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/src/handler/problem.ts b/packages/hydrooj/src/handler/problem.ts
index 40c2b5634..15b4b5096 100644
--- a/packages/hydrooj/src/handler/problem.ts
+++ b/packages/hydrooj/src/handler/problem.ts
@@ -100,7 +100,7 @@ export class ProblemMainHandler extends ProblemHandler {
         if (sort) pdocs = pdocs.sort((a, b) => sort.indexOf(a.docId) - sort.indexOf(b.docId));
         if (q && +q) {
             const pdoc = await problem.get(domainId, +q, problem.PROJECTION_LIST);
-            if (pdoc) pdocs.unshift(pdoc);
+            if (pdoc) pdocs.filter((doc) => doc.docId !== pdoc.docId).unshift(pdoc);
         }
         if (this.user.hasPriv(PRIV.PRIV_USER_PROFILE)) {
             psdict = await problem.getListStatus(