(function(fs){
  fs('extend', 'hasPermission', function(fs,permissionId, callback){
    fs('get','permission/has/'+permissionId, callback);
  });

  function permissionCheckbox(fs,permissionId,element){
    fs('ready', function(){
      if(typeof element == "string"){
        element = document.getElementById(element);
      }else if(typeof element == "object"){
        //Do nothing
      }else{
        throw new Error('permissionCheckbox called with '+(typeof element)+' only domElement or string Id is supported');
      }
      if(element && element.type && element.type =="checkbox"){
        var that = this;
        fs('hasPermission', permissionId, function(result){
          if(result.status == "success"){
            element.checked = result.result;
            element.addEventListener("change",function(e){
              if(this.checked){
                fs('get','permission/set/'+permissionId);
              }else{
                fs('get','permission/remove/'+permissionId);
              }
            })
          }
        });
      }else{
          throw new Error('permissionCheckbox called on non checkbox element');
      }
    })
  };

  fs('extend', 'permissionCheckbox', permissionCheckbox);
  fs('addDataTag', 'permission');
})(window[window['FS_CORE_NAME']])