Move Chat to Model (#9703)

* Began moving group chat to separate model

* Fixed lint issue

* Updated delete chat with new model

* Updated flag chat to support model

* Updated like chat to use model

* Fixed duplicate code and chat messages

* Added note about concat chat

* Updated clear flags to user new model

* Updated more chat checks when loading get group

* Fixed spell test and back save

* Moved get chat to json method

* Updated flagging with new chat model

* Added missing await

* Fixed chat user styles. Fixed spell group test

* Added new model to quest chat and group plan chat

* Removed extra timestamps. Added limit check for group plans

* Updated tests

* Synced id fields

* Fixed id creation

* Add meta and fixed tests

* Fixed group quest accept test

* Updated puppeteer

* Added migration

* Export vars

* Updated comments

website/server/controllers/api-v3/groups.js

@@ -392,7 +392,7 @@ api.getGroup = {
       throw new NotFound(res.t('groupNotFound'));
     }
 
-    let groupJson = Group.toJSONCleanChat(group, user);
+    let groupJson = await Group.toJSONCleanChat(group, user);
 
     if (groupJson.leader === user._id) {
       groupJson.purchased.plan = group.purchased.plan.toObject();
@@ -456,7 +456,7 @@ api.updateGroup = {
     _.assign(group, _.merge(group.toObject(), Group.sanitizeUpdate(req.body)));
 
     let savedGroup = await group.save();
-    let response = Group.toJSONCleanChat(savedGroup, user);
+    let response = await Group.toJSONCleanChat(savedGroup, user);
 
     // If the leader changed fetch new data, otherwise use authenticated user
     if (response.leader !== user._id) {
@@ -625,7 +625,7 @@ api.joinGroup = {
 
     promises = await Promise.all(promises);
 
-    let response = Group.toJSONCleanChat(promises[0], user);
+    let response = await Group.toJSONCleanChat(promises[0], user);
     let leader = await User.findById(response.leader).select(nameFields).exec();
     if (leader) {
       response.leader = leader.toJSON({minimize: true});