Meteor.methods({ createChannel(name, members, readOnly = false, customFields = {}) { check(name, String); check(members, Match.Optional([String])); if (!Meteor.userId()) { throw new Meteor.Error('error-invalid-user', 'Invalid user', { method: 'createChannel' }); } if (!RocketChat.authz.hasPermission(Meteor.userId(), 'create-c')) { throw new Meteor.Error('error-not-allowed', 'Not allowed', { method: 'createChannel' }); } return RocketChat.createRoom('c', name, Meteor.user() && Meteor.user().username, members, readOnly, {customFields}); } });