module PackagesHelper

  # Return the description and/or the version of the package
  def screenshot_caption(screenshot)
    str = []
    str << screenshot.description if screenshot.description.present?
    str << "#{screenshot.package.name} version #{screenshot.version}" if screenshot.version.present?
    str << "uploaded #{time_ago_in_words(screenshot.created_at)} ago"
    str.join(' ∙ ')
  end

  def small_img(screenshot, cls: 'thumbnail')
    if screenshot && screenshot.simage(:small)
      image = screenshot.simage(:small)
      image_tag(
        image.url,
        width: image.width,
        height: image.height,
        alt: screenshot.caption, 
        class: cls
      )
    else
      image_tag(
        '/images/dummy/no-screenshots-upload-one.svg',
        width: 220,
        height: 220 * 3 / 4
      )
    end
  end

  # Show filled/empty star icons from FontAwesome
  # depending on the rating (1-5)
  # def star_rating(rating)
  #   filled_stars = fa_icon('star') * rating
  #   empty_stars = fa_icon('star-o') * (5-rating)
  #   (filled_stars+empty_stars).html_safe
  # end

  # Return a readable status of a screenshot and a matching CSS color class
  def status(screenshot)
    if screenshot.approved && !screenshot.hidden
      return (fa_icon('eye') + ' Public'), 'public'
    elsif screenshot.hidden
      return (fa_icon('eye-slash') + ' Hidden'), 'hidden'
    elsif !screenshot.approved
      return (fa_icon('hourglass') + ' Unapproved'), 'unapproved'
    end
  end

end