Update user persistent data on role change

bigbluebutton-html5/imports/api/users-persistent-data/server/modifiers/updateRole.js

+import { check } from 'meteor/check';
+import UsersPersistentData from '/imports/api/users-persistent-data';
+import Logger from '/imports/startup/server/logger';
+
+export default function updateRole(userId, meetingId, role) {
+  check(userId, String);
+  check(meetingId, String);
+  check(role, String);
+
+  const selector = {
+    userId,
+    meetingId,
+  };
+
+  const modifier = {
+    $set: {
+      role,
+    },
+  };
+
+  try {
+    UsersPersistentData.update(selector, modifier);
+  } catch (err) {
+    Logger.error(`Updating users persistent data's role to the collection: ${err}`);
+  }
+}

bigbluebutton-html5/imports/api/users/server/modifiers/changeRole.js

 import Logger from '/imports/startup/server/logger';
+import updateRole from '/imports/api/users-persistent-data/server/modifiers/updateRole';
 import Users from '/imports/api/users';
 
 export default function changeRole(role, userId, meetingId, changedBy) {
@@ -17,6 +18,7 @@ export default function changeRole(role, userId, meetingId, changedBy) {
     const numberAffected = Users.update(selector, modifier);
 
     if (numberAffected) {
+      updateRole(userId, meetingId, role);
       Logger.info(`Changed user role=${role} id=${userId} meeting=${meetingId}`
         + `${changedBy ? ` changedBy=${changedBy}` : ''}`);
     }