From 8f51e20b2e944fde17ddefd587703e6b744540f9 Mon Sep 17 00:00:00 2001
From: softsimon <softsimon@protonmail.com>
Date: Tue, 21 Feb 2023 17:14:51 +0400
Subject: [PATCH] Fixes a syntax error with certain keywords

---
 backend/src/api/explorer/nodes.api.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/backend/src/api/explorer/nodes.api.ts b/backend/src/api/explorer/nodes.api.ts
index d292aa2e3..0d641d3cf 100644
--- a/backend/src/api/explorer/nodes.api.ts
+++ b/backend/src/api/explorer/nodes.api.ts
@@ -362,7 +362,12 @@ class NodesApi {
   public async $searchNodeByPublicKeyOrAlias(search: string) {
     try {
       const publicKeySearch = search.replace('%', '') + '%';
-      const aliasSearch = search.replace(/[-_.]/g, ' ').replace(/[^a-zA-Z0-9 ]/g, '').split(' ').map((search) => '+' + search + '*').join(' ');
+      const aliasSearch = search
+        .replace(/[-_.]/g, ' ')
+        .replace(/[^a-zA-Z0-9 ]/g, '')
+        .split(' ')
+        .filter(key => key.length)
+        .map((search) => '+' + search + '*').join(' ');
       const query = `SELECT public_key, alias, capacity, channels, status FROM nodes WHERE public_key LIKE ? OR MATCH alias_search AGAINST (? IN BOOLEAN MODE) ORDER BY capacity DESC LIMIT 10`;
       const [rows]: any = await DB.query(query, [publicKeySearch, aliasSearch]);
       return rows;