class Internal::ListingsController < Internal::ApplicationController
  include ListingsToolkit
  layout "internal"

  def index
    @listings =
      Listing.includes(%i[user listing_category]).
        page(params[:page]).order("bumped_at DESC").per(50)

    @listings = @listings.published unless include_unpublished?
    @listings = @listings.in_category(params[:filter]) if params[:filter].present?
  end

  def edit
    @listing = Listing.find(params[:id])
  end

  def update
    @listing = Listing.find(params[:id])
    handle_publish_status if listing_params[:published]
    bump_listing(@listing.cost) if listing_params[:action] == "bump"
    update_listing_details
    clear_listings_cache
    flash[:success] = "Listing updated successfully"
    redirect_to edit_internal_listing_path(@listing)
  end

  def destroy
    @listing = Listing.find(params[:id])
    @listing.destroy
    flash[:warning] = "'#{@listing.title}' was destroyed successfully"
    redirect_to internal_listings_path
  end

  private

  ALLOWED_PARAMS = %i[
    published body_markdown title category listing_category_id tag_list action
  ].freeze
  private_constant :ALLOWED_PARAMS

  def listing_params
    params.require(:listing).permit(ALLOWED_PARAMS)
  end

  def handle_publish_status
    unpublish_listing if listing_params[:published] == "0"
    publish_listing if listing_params[:published] == "1"
  end

  def include_unpublished?
    params[:include_unpublished] == "1"
  end
end