feat: 令牌分组

common/user_groups.go

@@ -0,0 +1,23 @@
+package common
+
+import (
+	"encoding/json"
+)
+
+var UserUsableGroups = map[string]string{
+	"default": "默认分组",
+	"vip":     "vip分组",
+}
+
+func UserUsableGroups2JSONString() string {
+	jsonBytes, err := json.Marshal(UserUsableGroups)
+	if err != nil {
+		SysError("error marshalling user groups: " + err.Error())
+	}
+	return string(jsonBytes)
+}
+
+func UpdateUserUsableGroupsByJSONString(jsonStr string) error {
+	UserUsableGroups = make(map[string]string)
+	return json.Unmarshal([]byte(jsonStr), &UserUsableGroups)
+}