feed with followers only

dbTools/post.js

@@ -91,6 +91,27 @@ postDB = (DB)=>{
         });
     }
 
+    DB.getFeed = async (profileId) => {
+        const profile = await DB.getProfile(profileId);
+        let ids = profile.following.map((id)=>DB.ObjectID(id));
+        ids.push(profileId)
+        const _id = DB.ObjectID(profileId);
+        query = {
+            $or: [
+                {profileid: {
+                    $in: ids
+                }},
+                {toProfile: {
+                    $in: ids
+                }}
+            ]
+        };
+        return DB.postCols.find(query).sort({_id: -1}).limit(20).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)=>{

dbTools/profile.js

@@ -45,6 +45,32 @@ userDB = (DB) => {
         return r[index];
     }
 
+    DB.followProfile = async (profileId, followProfileId)=>{
+        const _id = DB.ObjectID(profileId);
+        let update = {
+            $addToSet:{
+                following: followProfileId
+            }            
+        }
+        return DB.profileCols.updateOne({_id}, update).catch((err)=>{
+            console.log(err);
+            return false;
+        });
+    }
+
+    DB.unfollowProfile = async (profileId, followProfileId)=>{
+        const _id = DB.ObjectID(profileId);
+        let update = {
+            $pull:{
+                following: followProfileId
+            }            
+        }
+        return DB.profileCols.updateOne({_id}, update).catch((err)=>{
+            console.log(err);
+            return false;
+        });
+    }
+
     //Groups
     DB.getGroups = async () => {
         let r = await DB.profileCols.find({isGroup: true})
@@ -75,6 +101,7 @@ userDB = (DB) => {
                 ["subscribed." + profileid]: new Date()
             }            
         }
+        DB.followProfile(profileid, groupid)
         return DB.profileCols.updateOne({_id}, update).catch((err)=>{
             console.log(err);
             return false;
@@ -88,6 +115,7 @@ userDB = (DB) => {
                 ["subscribed." + profileid]: "",
             }            
         }
+        DB.unfollowProfile(profileid, groupid)
         return DB.profileCols.updateOne({_id}, update).catch((err)=>{
             console.log(err);
             return false;