session / local storage switcher

strategy_storage.js

var shortlistings = (function() {
  "use strict";

  var exports = {
        disableSession: disableSession,
        enableSession: enableSession,
        set: set
      },
      session_storage_method = window.sessionStorage,
      local_storage_method = window.localStorage,
      save_method = session_storage_method;

  function disableSession() {
    save_method = local_storage_method;

    // Do switch code here ...
  }

  function enableSession() {
    save_method = session_storage_method;

    // Do switch code here
  }

  /**
   * Saves a key to value map, and returns state of success.
   */
  function set(type, data) {
    return save_method.setItem(type, JSON.stringify(data));
  }

  /**
   * Returns a value, by the key to which it was stored.
   */
  function get(type) {
    return save_method.getItem(type);
  }

  // Your code here,
  // Refactor out jQuery please!
  function sessionManagement() {
    $('input[name=cookieSettings]').change(function() {
      var radio = $('input[name=cookieSettings]:checked').val();
      if ((setting === 'permanent') || (setting === undefined)) {
        shortlistBar.storeInSession = false; // localStorage 
      } else if ((setting === 'session') || (setting === undefined)) {
        shortlistBar.storeInSession = true;  // sessionStorage
      } else if ((radio === 'off') ) {
          if (confirm('are you sure you wish to delete all cookies/storage?')) {
          sessionStorage.clear();
          localStorage.clear(); // empty storage
          shortlistBar.killFunctions(); // kill all the functions!
        }
      }
    });
  }

  return exports;
}());