app/controllers/admin/plans_controller.rb
class Admin::PlansController < AdminController
# GET /admin/plans
def index
@plans = Plan.order('name')
end
# GET /admin/plans/1
def show
@plan = Plan.find(params[:id])
@users = @plan.users.order('created_at DESC').paginate(page: params[:page], per_page: 20)
end
end