woocommerce ajax load billing address

jquery.wc-custom.js

jQuery(document).ready(function ( $ ) {
	$( 'button.load_customer_billing' ).off( 'click' );
	$( 'button.load_customer_billing' ).on( 'click', function() {
		if ( window.confirm( woocommerce_admin_meta_boxes.load_billing ) ) {

			// Get user ID to load data for
			var user_id = $( '#customer_user' ).val();

			if ( ! user_id ) {
				window.alert( woocommerce_admin_meta_boxes.no_customer_selected );
				return false;
			}

			var data = {
				user_id:      user_id,
				type_to_load: 'billing',
				action:       'woocommerce_get_customer_details',
				security:     woocommerce_admin_meta_boxes.get_customer_details_nonce
			};

			$( this ).closest( '.edit_address' ).block({
				message: null,
				overlayCSS: {
					background: '#fff url(' + woocommerce_admin_meta_boxes.plugin_url + '/assets/images/ajax-loader.gif) no-repeat center',
					opacity: 0.6
				}
			});

			$.ajax({
				url: woocommerce_admin_meta_boxes.ajax_url,
				data: data,
				type: 'POST',
				success: function( response ) {
					var info = response;

					if ( info ) {
						$( 'input#_billing_first_name' ).val( info.billing_first_name );
						$( 'input#_billing_last_name' ).val( info.billing_last_name );
						$( 'input#_billing_company' ).val( info.billing_company );
						$( 'input#_billing_address_1' ).val( info.billing_address_1 );
						$( 'input#_billing_address_2' ).val( info.billing_address_2 );
						$( 'input#_billing_city' ).val( info.billing_city );
						$( 'input#_billing_postcode' ).val( info.billing_postcode );
						$( '#_billing_country' ).val( info.billing_country );
						$( 'input#_billing_state' ).val( info.billing_state );
						$( 'input#_billing_email' ).val( info.billing_email );
						$( 'input#_billing_phone' ).val( info.billing_phone );
						$( 'input#_billing_vat' ).val( info.billing_vat );
						$( 'input#_billing_ssn' ).val( info.billing_ssn );
					}

					$( '.edit_address' ).unblock();
				}
			});
		}
		return false;
	});
});