From 535d7eb491f8d4102f478a3c54ff913e55bf6531 Mon Sep 17 00:00:00 2001
From: baxiry <ahmedalbachiry@gmail.com>
Date: Sat, 24 Aug 2024 21:09:02 +0300
Subject: [PATCH] fix empty result bug

---
 engine/aggregate.go | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/engine/aggregate.go b/engine/aggregate.go
index 389ba35..20153f4 100644
--- a/engine/aggregate.go
+++ b/engine/aggregate.go
@@ -124,11 +124,14 @@ func aggrigate(query gjson.Result) string {
 			result += val + ","
 		}
 	}
-	if len(result) == 1 {
-		return `[]`
+
+	ln := len(result)
+	if ln == 1 {
+		return "[]"
 	}
 
-	return result[:len(result)-1] + "]"
+	return result[:ln-1] + "]"
+
 }
 
 func sum(_id string, field gjson.Result, records []string) (mp map[string]float64, err error) {