module SimpleForm
  module Inputs
    class DateTimeInput < Base
      def input(wrapper_options = nil)
        merged_input_options = merge_wrapper_options(input_html_options, wrapper_options)

        if use_html5_inputs?
          @builder.send(:"#{input_type}_field", attribute_name, merged_input_options)
        else
          @builder.send(:"#{input_type}_select", attribute_name, input_options, merged_input_options)
        end
      end

      private

      def label_target
        if use_html5_inputs?
          attribute_name
        else
          position = case input_type
          when :date, :datetime
            date_order = input_options[:order] || I18n.t('date.order')
            date_order.first.to_sym
          else
            :hour
          end

          position = ActionView::Helpers::DateTimeSelector::POSITION[position]
          "#{attribute_name}_#{position}i"
        end
      end

      def use_html5_inputs?
        input_options[:html5]
      end
    end
  end
end