Saving token used and time joined

server/index.js

@@ -46,9 +46,14 @@ class Server {
     newUserSubmission = async (req, res) => {
         const { token } = req.query;
         try {
-            await db.members.add(req.body)
+            let tokenData = db.tokens.get(token)
+            if(tokenData.used) throw new global.ServerError(400, "Token alredy used!")
+            await db.members.add(req.body, tokenData.uuid)
+            db.tokens.markUsed(token)
+            global.db.saveData()
             return res.status(200).json({});
         } catch(e) {
+            console.log(e)
             return res.status(e.status).json({ error: 'Error adding new member' });
         }
     }