SOURCE CODE: Uize.Services.StoreAdapter.BrowserLocalStorage (view docs)

/*______________
|       ______  |   U I Z E    J A V A S C R I P T    F R A M E W O R K
|     /      /  |   ---------------------------------------------------
|    /    O /   |    MODULE : Uize.Services.StoreAdapter.BrowserLocalStorage Class
|   /    / /    |
|  /    / /  /| |    ONLINE : http://www.uize.com
| /____/ /__/_| | COPYRIGHT : (c)2012-2016 UIZE
|          /___ |   LICENSE : Available under MIT License or GNU General Public License
|_______________|             http://www.uize.com/license.html
*/

/* Module Meta Data
  type: Class
  importance: 1
  codeCompleteness: 0
  docCompleteness: 5
*/

/*?
  Introduction
    The =Uize.Services.StoreAdapter.BrowserLocalStorage= module defines an adapter for the store service (=Uize.Services.Store=) that uses the browser's localStorage object for persisting data.

    *DEVELOPERS:* `Chris van Rensburg`
*/

Uize.module ({
  name:'Uize.Services.StoreAdapter.BrowserLocalStorage',
  superclass:'Uize.Services.StoreAdapter',
  builder:function (_superclass) {
    'use strict';

    return _superclass.subclass ({
      instanceMethods:{
        key:function (_params,_callback) {
          _callback (window.localStorage.key (_params.index));
        },

        getItem:function (_params,_callback) {
          _callback (window.localStorage.getItem (_params.key));
        },

        setItem:function (_params,_callback) {
          window.localStorage.setItem (_params.key,_params.value);
          _callback ();
        },

        removeItem:function (_params,_callback) {
          window.localStorage.removeItem (_params.key);
          _callback ();
        },

        clear:function (_params,_callback) {
          window.localStorage.clear ();
          _callback ();
        },

        init:function (_params,_callback) {
          _callback ();
        }
      }
    });
  }
});