module Pagy::SearchkickExtra::Backend

def pagy_searchkick(pagy_search_args, vars = {})
  model, term, options, block, *called = pagy_search_args
  vars               = pagy_searchkick_get_vars(nil, vars)
  options[:per_page] = vars[:items]
  options[:page]     = vars[:page]
  results            = model.send(DEFAULT[:searchkick_search], term, **options, &block)
  vars[:count]       = results.total_count
  pagy = ::Pagy.new(vars)
  # with :last_page overflow we need to re-run the method in order to get the hits
  return pagy_searchkick(pagy_search_args, vars.merge(page: pagy.page)) \
         if defined?(::Pagy::OverflowExtra) && pagy.overflow? && pagy.vars[:overflow] == :last_page
  [pagy, called.empty? ? results : results.send(*called)]
end

def pagy_searchkick_get_vars(_collection, vars)
  pagy_set_items_from_params(vars) if defined?(ItemsExtra)
  vars[:items] ||= DEFAULT[:items]
  vars[:page]  ||= (params[vars[:page_param] || DEFAULT[:page_param]] || 1).to_i
  vars
end