class Heroicon::Icon

def file
  @file ||= Rails.application.assets.find_asset("heroicon/#{variant}/#{name}.svg").source.force_encoding("UTF-8")
rescue
  nil
end

def initialize(name:, variant:, options:)
  @name = name
  @variant = safe_variant(variant)
  @options = options
end

def render
  return warning unless file.present?
  doc = Nokogiri::HTML::DocumentFragment.parse(file)
  svg = doc.at_css "svg"
  svg["class"] = options[:class] if options[:class].present?
  doc
end

def render(*args)
  new(*args).render
end

def safe_variant(provided_variant)
  if %i[solid outline].include?(provided_variant.to_sym)
    provided_variant
  else
    :solid
  end
end

def warning
  return unless Rails.env.development?
  <<-HTML
  <script type="text/javascript">
  //<![CDATA[
  console.warn("Heroicon: Failed to find heroicon: #{name}")
  //]]>
  </script>
  HTML
end