keyvalue storage using data in the profile

dbTools/profile.js

@@ -81,6 +81,24 @@ userDB = (DB) => {
         });
     }
 
+    DB.getData = async (profileid, key) => {
+        let profile = await DB.getProfile(profileid);
+        return profile.data[key];
+    }
+
+    DB.setData = async (profileid, key, value) => {
+        const _id = DB.ObjectID(profileid);
+        let update = {
+            $set:{
+                ["data." + key]: value
+            }            
+        }
+        return DB.profileCols.updateOne({_id}, update).catch((err)=>{
+            console.log(err);
+            return false;
+        });
+    }
+
     DB.addNotification = async (profileid, message) => {
         const _id = DB.ObjectID(profileid);
         let update = {