AlexWayfer/flame-pagination

# frozen_string_literal: true

module Flame
    module Pagination
        ## Mixin for forms
        module ForForms
            def paginate!(page, per_page: 10)
                @page = page
                @per_page = per_page

                pages_count = valid? ? (dataset.count / @per_page.to_f).ceil : 0
                @pages_count = pages_count.positive? ? pages_count : 1

                [@page.clamp(1, @pages_count), @pages_count]
            end

            private

            def limit_by_page
                return unless @page

                ((@page - 1) * @per_page)...(@page * @per_page)
            end
        end
    end
end