tested and fixed

src/middlewares/auth.js

@@ -1,4 +1,3 @@
-import log from '../utils/log.js'
 import jwt from 'jsonwebtoken';
 import config from '../../config.json' with {type: "json"};
 import GroupService from '../services/group.js';
@@ -26,10 +25,15 @@ const requirePassword = async (req, res, next) => {
 
 const authenticate = async (req, res, next) => {
     if (req.method == "OPTIONS") next();
-
     if (!req.headers.authorization) throw new customError(`authenticate no authorization header`, responseCodes.responses.authentication.not_found);
+
     const token = req.headers.authorization.split(' ')[1];
     if (!token) throw new customError(`authenticate no authorization token in header`, responseCodes.responses.authentication.not_found);
+
+    let user = jwt.decode(token, config.secret);
+
+    await UserService.getByUsername(user.login.username)
+
     if (!jwt.verify(token, config.secret)) throw new customError(`authenticate token is invalid`, responseCodes.responses.authentication.invalid);
 
     next();

src/middlewares/existance.js

@@ -0,0 +1,21 @@
+import customError from '../response/customError.js';
+import responseCodes from '../response/responseCodes.js';
+import GroupService from '../services/group.js';
+
+const groupExists = async (req, res, next) => {
+    let groupId = req.params.groupId || req.body.groupId;
+
+    let group = await GroupService.getById(groupId);
+
+    if (!group) throw new customError(`group does not exists`, responseCodes.responses.groups.id_not_found);
+    next();
+};
+
+const localIdExists = async (req, res, next) => {
+    let localId = req.params.localId || req.body.localId;
+
+    if (!localId) throw new customError(`local id is not specified`, responseCodes.responses.general.invalid_syntax);
+    next();
+}
+
+export default { groupExists, localIdExists }