class GroupsController < ApplicationController

  #权限设置
  #汤建华
  def create
    role = Role.find params[:role_id]
    if params[:function_id]
      function_ids=params[:function_id]
      Group.transaction do
        Group.delete_all(:role_id => role.id)
        function_ids.each do |function_id|
          function= Function.find(function_id)
          Group.create(:role_id => role.id, :function_id => function.id)
        end
      end
    end
    redirect_to roles_path
  end


end