Add owner to group members after group create

app/controllers/groups_controller.rb

@@ -72,7 +72,7 @@ class GroupsController < ApplicationController
 
   def update
     group_params = params[:group].dup
-    owner_id =group_params.delete(:owner_id)
+    owner_id = group_params.delete(:owner_id)
 
     if owner_id
       @group.owner = User.find(owner_id)

app/models/group.rb

@@ -16,29 +16,25 @@ class Group < Namespace
   has_many :users_groups, dependent: :destroy
   has_many :users, through: :users_groups
 
+  after_create :add_owner
+
+  def human_name
+    name
+  end
+
+  def owners
+    @owners ||= (users_groups.owners.map(&:user) << owner)
+  end
+
   def add_users(user_ids, group_access)
     user_ids.compact.each do |user_id|
       self.users_groups.create(user_id: user_id, group_access: group_access)
     end
   end
 
-  def add_users_to_project_teams(user_ids, project_access)
+  private
-    UsersProject.add_users_into_projects(
-      projects.map(&:id),
-      user_ids,
-      project_access
-    )
-  end
 
-  def human_name
+  def add_owner
-    name
+    self.add_users([owner.id], UsersGroup::OWNER)
-  end
-
-  def truncate_teams
-    UsersProject.truncate_teams(project_ids)
-  end
-
-  def owners
-    @owners ||= (users_groups.owners.map(&:user) << owner)
   end
 end