sort country grou

_const/rediskey/key.go

@@ -61,4 +61,6 @@ const (
 	GroupSupportCountSupporter = "group:support:supporter:%s:%s"   // 群组扶持，日期:imGroupId，SADD新的支持者
 
 	RoomVisitCount = "room_visit_count" // 15天内进入房间的人数
+
+	GroupCountrySortList = "group:sortCountryList:%s" // 国家群组列表，%s:countryName
 )

_const/rediskey/key_func.go

@@ -143,3 +143,7 @@ func GetGroupSupportCountSupporter(period, imGroupId string) string {
 func GetPrefixRoomVisitCount() string {
 	return RoomVisitCount
 }
+
+func GetGroupCountrySortList(country string) string {
+	return fmt.Sprintf(GroupCountrySortList, country)
+}