add new order type XZ53 and removed repeated dateRange to consts

lib/predefinedOrders/STA.js

@@ -1,23 +1,13 @@
 'use strict';
 
-const dateRange = (start, end) => {
-	if (start && end)
-		return {
-			DateRange: {
-				Start: start,
-				End: end,
-			},
-		};
-
-	return {};
-};
+const utils = require('../consts');
 
 module.exports = (start = null, end = null) => ({
 	version: 'h004',
 	orderDetails: {
 		OrderType: 'STA',
 		OrderAttribute: 'DZHNN',
-		StandardOrderParams: dateRange(start, end),
+		StandardOrderParams: utils.dateRange(start, end),
 	},
 	operation: 'download',
 });