class Formtastic::Inputs::GridInput
  include Formtastic::Inputs::Base

  def to_html
    object = builder.object
    assets = object.send(method)

    image_model_class = object.class.reflect_on_association(method).class_name.constantize
    image_attributes = image_model_class.accessible_attributes.to_a
    image_attributes.select! { |x| x.size > 0 and x != "asset" }

    ul = template.content_tag :ul do
      html = template.raw("")

      assets.each_with_index do |asset, idx|
        html += template.content_tag :li do
          builder.fields_for(method, asset) do |f|
            thumbnail_html = template.image_tag f.object.asset.lalala_thumb.url
            asset_html = template.raw("")
            asset_html << template.link_to(thumbnail_html, f.object.asset.url)
            asset_html << template.content_tag(:div, { class: "attributes" }) do
              inputs = image_attributes.map do |ia|
                if image_model_class.columns_hash[ia]
                  column_type = image_model_class.columns_hash[ia].type
                elsif image_model_class.translation_class.columns_hash[ia]
                  column_type = image_model_class.translation_class.columns_hash[ia].type
                end

                case column_type
                when :string then f.text_field(ia.to_sym, placeholder: ia)
                when :text then f.text_area(ia.to_sym, placeholder: ia)
                when :boolean then f.check_box(ia.to_sym)
                end
              end

              template.raw(inputs.join) + template.content_tag(
                :a, template.raw("&#10005;"), class: "close-button"
              )
            end
            asset_html
          end
        end
      end

      html += template.content_tag :li do
        builder.fields_for(method, assets.build) do |f|
          f.file_field :asset, multiple: true, accept: image_model_class.extension_white_list
        end
      end

      html
    end

    input_wrapping { ul }
  end
end