# grunt class for creating and updating the Video and its depedencies
class VideoService

  attr_reader :video, :screenshot, :transcript, # :slide_set,
              :price, :attendee_price, :member_price

  def initialize(video, screenshot, transcript, slide_set,
                 price, attendee_price, member_price)
    @video = video
    @screenshot = screenshot
    @transcript = transcript
    # @slide_set = slide_set
    @price = price
    @attendee_price = attendee_price
    @member_price = member_price
  end

  def save
    return false unless valid?
    begin
      # TODO: screaming for iteration
      Video.transaction do
        if @screenshot.new_record?
          @video.screenshot.destroy if @video.screenshot
          @screenshot.video = @video
          @screenshot.save!
        end

        if @transcript.new_record?
          @video.transcript.destroy if @video.transcript
          @transcript.video = @video
          @transcript.save!
        end

        # if @slide_set.new_record?
#           @video.slide_set.destroy if @video.slide_set
#           @slide_set.video = @video
#           @slide_set.save!
#           MiddleMan.worker(:unarchive_worker).unarchive_slide_set(@slide_set.id)
#         end

        if @price.new_record?
          @video.price.destroy if @video.price
          @price.video = @video
          @price.save!
        end

        if @attendee_price.new_record?
          @video.attendee_price.destroy if @video.attendee_price
          @attendee_price.video = @video
          @attendee_price.save!
        end

        if @member_price.new_record?
          @video.member_price.destroy if @video.member_price
          @member_price.video = @video
          @member_price.save!
        end

        @video.save!
        true
      end
    rescue
      false
    end
  end

  def valid?
    @video.valid? && @screenshot.valid? && @transcript.valid? &&
#       @slide_set.valid? &&
      @price.valid? && @attendee_price.valid? &&
      @member_price.valid?
  end

  def update_attributes(video_attributes, screenshot_file, transcript_file,
                        slide_set_file, price_attributes, attendee_price_attributes,
                        member_price_attributes)
    @video.attributes = video_attributes
    unless screenshot_file.blank?
      @screenshot = Screenshot.new(:uploaded_data => screenshot_file)
    end
    unless transcript_file.blank?
      @transcript = Transcript.new(:uploaded_data => transcript_file)
    end
    unless slide_set_file.blank?
      @slide_set = SlideSet.new(:uploaded_data => slide_set_file)
    end
    @price.attributes = price_attributes
    @attendee_price.attributes = attendee_price_attributes
    @member_price.attributes = member_price_attributes
    save
  end

end