routes on files

dbTools/post.js

@@ -15,9 +15,7 @@ postDB = (DB)=>{
         const id = DB.ObjectID(postid);
         let update = {
             $set:{
-                reactions:{
-                    [userid]: reaction
-                },
+                ["reactions." + userid]: reaction,
                 lastUpdated: new Date()
             }            
         }
@@ -80,7 +78,15 @@ postDB = (DB)=>{
     }
 
     DB.getPosts = (userObj) => {
-        return DB.postCols.find().toArray().catch((err)=>{
+        return DB.postCols.find().sort({_id: -1}).toArray().catch((err)=>{
+            console.log(err);
+            return false;
+        });
+    }
+
+    DB.getPostsOfUser = (userId) => {
+        let userid = DB.ObjectID(userId);
+        return DB.postCols.find({userid}).sort({_id: -1}).toArray().catch((err)=>{
             console.log(err);
             return false;
         });