class RssController < ApplicationController
  include TagHelper
  def feed
    @weather_arts = WeatherArt.order(created_at: :desc).includes(:image_attachment, city: [ :country, :state ]).limit(20)

    Rails.logger.info "RssController#feed - Format: #{request.format}"

    respond_to do |format|
      format.rss { render layout: false }
      format.json { render json: generate_json_feed }
    end
  end

  private

  def generate_json_feed
    {
      version: "https://jsonfeed.org/version/1.1",
      title: "Today AI Weather Art",
      home_page_url: root_url,
      feed_url: rss_feed_url(format: :json),
      items: @weather_arts.map do |art|
        {
          id: city_weather_art_url(art.city, art),
          url: city_weather_art_url(art.city, art),
          title: "#{art.city.full_name} Weather Art",
          content_html: "<p>#{art.description}</p>",
          date_published: art.created_at.iso8601,
          image: art.image.attached? ? rails_blob_url(art.webp_image.processed) : nil,
          metadata: {
            country: format_as_tag(art.city&.country&.name),
            city: format_as_tag(art.city&.name),
            state: format_as_tag(art.city&.state&.name),
            region: format_as_tag(art.city&.country&.region&.name),
            subregion: format_as_tag(art.city&.country&.subregion&.name),
            description: art.description,
            prompt: art.prompt,
            date: art.weather_date&.strftime("%Y-%m-%d"),
            dateYear: art.weather_date&.strftime("%Y"),
            formattedDate: art.formatted_time(:all, true),
            cityUrl: city_url(art.city)
          }
        }
      end
    }
  end
end