class SimpleForm::Inputs::DateTimeInput

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

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