module Pagy::ItemsExtra::FrontendAddOn

def pagy_items_selector_js(pagy, pagy_id: nil, item_name: nil, item_i18n_key: nil)

Return the items selector HTML. For example "Show [20] items per page"
def pagy_items_selector_js(pagy, pagy_id: nil, item_name: nil, item_i18n_key: nil)
  return '' unless pagy.vars[:items_extra]
  p_id           = %( id="#{pagy_id}") if pagy_id
  p_vars         = pagy.vars
  p_items        = p_vars[:items]
  p_vars[:items] = ITEMS_PLACEHOLDER
  url_token      = pagy_url_for(pagy, PAGE_TOKEN)
  p_vars[:items] = p_items # restore the items
  html  = +%(<span#{p_id} class="pagy pagy-items-selector-js" #{pagy_data(pagy, :selector, pagy.from, url_token)}>)
  input = %(<input name="items" type="number" min="1" max="#{p_vars[:max_items]}" value="#{
              p_items}" style="padding: 0; text-align: center; width: #{p_items.to_s.length + 1}rem;">)
  html << pagy_t('pagy.items_selector_js',
                 item_name: item_name || pagy_t(item_i18n_key || p_vars[:item_i18n_key], count: p_items),
                 items_input: input,
                 count: p_items)
  html << %(</span>)
end