(function(cloudStack) {

  var replaceNullValueWith = {	  
	  'xennetworklabel': 'Use default gateway',
		'xennetworklabel': 'Use default gateway',
		'xennetworklabel': 'Use default gateway'
	};

  cloudStack.sections['global-settings'] = {
    title: 'Global Settings',
    id: 'global-settings',
    listView: {
      label: 'Global Settings',
      actions: {
        edit: {
          label: 'Change value',
          action: function(args) {           
            var name = args.context["global-settings"].name;
            var value = args.data.value;
						
						if((name in replaceNullValueWith) && (value == replaceNullValueWith[name])) {						  
							args.response.success({data: args.context["global-settings"]});														
						}
						else {
							$.ajax({
								url: createURL(
									'updateConfiguration&name=' + todb(name) + '&value=' + todb(value)
								),
								dataType: 'json',
								async: true,
								success: function(json) {                
									var item = json.updateconfigurationresponse.configuration;
									cloudStack.dialog.notice({ message: 'Please restart your management server for your change to take effect.' });
									args.response.success({data: item});
								},
								error: function(json) {                
									args.response.error(parseXMLHttpResponse(json));
								}
							});
						}
          }
        }
      },
      fields: {
        name: { label: 'Name', id: true },
        description: { label: 'Description' },
        value: { label: 'Value', editable: true }
      },
      dataProvider: function(args) {
        var data = {
          page: args.page,
          pagesize: pageSize
        };

        if (args.filterBy.search.value) {
          data.name = args.filterBy.search.value;
        }

        $.ajax({
          url: createURL('listConfigurations'),
          data: data,
          dataType: "json",
          async: true,
          success: function(json) {
            var configurationObjs = json.listconfigurationsresponse.configuration;
												
						var items = [];
						$(configurationObjs).each(function(){						 
							if((this.name in replaceNullValueWith) && (this.value == null)) {							  
							  this.value = replaceNullValueWith[this.name];								
							}							
							items.push(this);
						});
												
            args.response.success({ data: items });
          }
        });
      }
    }
  };
})(cloudStack);