Create util package

utils/merge.go

@@ -0,0 +1,19 @@
+package utils
+
+import (
+	"reflect"
+)
+
+func MergeNonZeroFields(src, dest interface{}) {
+	srcVal := reflect.ValueOf(src).Elem()
+	destVal := reflect.ValueOf(dest).Elem()
+
+	for i := 0; i < srcVal.NumField(); i++ {
+		srcField := srcVal.Field(i)
+		destField := destVal.Field(i)
+
+		if !srcField.IsZero() {
+			destField.Set(srcField)
+		}
+	}
+}