gateway/app/controllers/cms/sections_controller.rb

module Cms
  class SectionsController < CmsController
    before_action :set_page, only: %i[ show edit update destroy set_image select_image]

    def select_image
      @images = Image.all
    end

    def update
      @section.content.each do |key , value|
        next if key == "id"
        if(!params[key].nil?)
          @section.update(key, params[key])
          puts "updating:#{key}=#{params[key]}"
        end
      end
      @page.save
      redirect_to :cms_page_section
    end

    private
    def set_page
      @page = Page.find(params[:page_id])
      section_id = params[:id] || params[:section_id]
      @section = @page.find_section( section_id )
    end

  end
end