add invoice pdf

lib/pages/invoice/invoice_customer_list.dart

@@ -2,7 +2,7 @@ import 'package:fcs/domain/entities/fcs_shipment.dart';
 import 'package:fcs/domain/entities/user.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/customer/model/customer_model.dart';
-import 'package:fcs/pages/invoice/invoice_editor.dart';
+import 'package:fcs/pages/invoice/editor/invoice_editor.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
@@ -82,12 +82,15 @@ class _InvoiceCustomerListState extends State<InvoiceCustomerList> {
 
   Widget _item(User customer) {
     return InkWell(
-      onTap: () {
-        Navigator.of(context).push(CupertinoPageRoute(
+      onTap: () async {
+        bool created = await Navigator.of(context).push(CupertinoPageRoute(
             builder: (context) => InvoiceEditor(
                   customer: customer,
                   fcsShipment: widget.fcsShipment,
                 )));
+        if (created ?? false) {
+          _load();
+        }
       },
       child: Padding(
         padding: const EdgeInsets.only(left: 12.0, right: 12),