adbanner-test/app/controllers/admin/ad_images_controller.rb

class Admin::AdImagesController < Admin::AdBannersController
   def initialize
    super
    @app_title = "ad_banner"
  end

  def index
    @ad_images = AdImage.order_by(sort).page(params[:page]).per(10)
    @table_fields = ["preview","ad_banner.banner","title","start_date","end_date", "link"]
  end

  def edit
    @ad_image = AdImage.find(params[:id])
     @ad_banners = Banner.all
    @tags = @module_app.tags || []
  end
  
  def update
    @ad_image = AdImage.find(params[:id])
    if @ad_image.update_attributes(ad_image_params)
      redirect_to admin_ad_images_url
    else
      @ad_banners = Banner.all
      @tags = @module_app.tags || []
      render action: :edit
    end
  end
  
  def new 
    @ad_image = AdImage.new
    @ad_banners = Banner.all
    @tags = @module_app.tags || []

    @ad_image.postdate = Date.today
    @ad_image.deadline = Date.today + 30
  end
  
  def create
    @ad_image = AdImage.new(ad_image_params)
    if @ad_image.save
      redirect_to admin_ad_images_url
    else
      @ad_banners = Banner.all
      @tags = @module_app.tags || []
      @ad_image = AdImage.new(ad_image_params)
      render action: :new
    end
  end
  
  def destroy
    @ad_image = AdImage.find params[:id]
    if @ad_image.destroy
      redirect_to admin_ad_images_url
    end
  end

  private

  def ad_image_params
    params.require(:ad_image).permit!
  end

  def setup_vars
    @module_app = ModuleApp.where(:key => "ad_banner").first
  end
end