module QueryParamsStoreConcern extend ActiveSupport::Concern def store_query_params # Don't override already stored params, because we could do goings and comings with authentication, and # lost previously stored params return if session[:stored_params].present? || request.query_parameters.empty? session[:stored_params] = request.query_parameters.to_json end def retrieve_and_delete_stored_query_params return {} if session[:stored_params].blank? JSON.parse(session.delete(:stored_params)) end end