phase3: util_web + shop_scroll (custom scroll) null-safe; global Key? param fix

lib/pages/attribute_selection.dart

@@ -10,7 +10,7 @@ class AttributeSelection extends StatelessWidget {
   final Business business;
   final GlobalKey startKey;
 
-  const AttributeSelection({Key key, this.product, this.business, this.startKey}) : super(key: key);
+  const AttributeSelection({Key? key, this.product, this.business, this.startKey}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/blog.dart

@@ -8,7 +8,7 @@ import '../widgets/desktop/desktop_blog.dart';
 import '../widgets/mobile/mobile_blog.dart';
 
 class Blog extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final int businessId;
 
   const Blog({this.key, int businessId}) :

lib/pages/buy_service.dart

@@ -22,7 +22,7 @@ class BuyService extends StatefulWidget {
   final String domain;
   final int sid;
 
-  const BuyService(this.gid, this.serviceName, {Key key, this.domain, this.sid = 0}) :
+  const BuyService(this.gid, this.serviceName, {Key? key, this.domain, this.sid = 0}) :
       super(key: key);
 
   @override

lib/pages/change_mobile_or_email.dart

@@ -15,7 +15,7 @@ import '../widgets/mobile/mobile_change_mobile_or_email.dart';
 class ChangeMobileOrEmail extends StatelessWidget {
   final bool isMobile;
 
-  const ChangeMobileOrEmail(this.isMobile, {Key key}) : super(key: key);
+  const ChangeMobileOrEmail(this.isMobile, {Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/checkout.dart

@@ -11,7 +11,7 @@ import '../widgets/mobile/mobile_checkout.dart';
 class Checkout extends StatelessWidget {
   final int businessId;
 
-  const Checkout(this.businessId, {Key key}) :
+  const Checkout(this.businessId, {Key? key}) :
       super(key: key);
 
   @override

lib/pages/contact_us.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/mobile_contact_us.dart';
 class ContactUs extends StatefulWidget {
   final int businessId;
 
-  const ContactUs({this.businessId, Key key}) :
+  const ContactUs({this.businessId, Key? key}) :
       super(key: key);
 
   @override

lib/pages/coupons.dart

@@ -10,7 +10,7 @@ import '../widgets/mobile/mobile_coupons.dart';
 class Coupons extends StatelessWidget {
   final int contactId;
 
-  const Coupons(this.contactId, {Key key}) :
+  const Coupons(this.contactId, {Key? key}) :
       super(key: key);
 
 

lib/pages/create_online_store_1.dart

@@ -11,7 +11,7 @@ import '../widgets/mobile/create_online_store_1.dart' as mobile;
 
 class CreateOnlineStore1 extends StatefulWidget {
 
-  const CreateOnlineStore1({Key key}) :
+  const CreateOnlineStore1({Key? key}) :
       super(key: key);
 
   @override

lib/pages/edit_address.dart

@@ -13,7 +13,7 @@ import '../widgets/general/navigationbar.dart';
 import '../widgets/mobile/MobileBottomNav.dart';
 
 class EditAddress extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final Address address;
   final int businessId;
   const EditAddress(this.address, {this.key, int businessId}) :

lib/pages/forgot_password.dart

@@ -12,7 +12,7 @@ import '../widgets/general/navigationbar.dart';
 import '../widgets/mobile/MobileBottomNav.dart';
 
 class ForgotPassword extends StatelessWidget {
-  const ForgotPassword({Key key}) : super(key: key);
+  const ForgotPassword({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/igoshow_learn_more.dart

@@ -16,7 +16,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_igoshow_learn_more.dart';
 
 class IGoShowLearnMore extends StatefulWidget {
-  const IGoShowLearnMore({Key key}) : super(key: key);
+  const IGoShowLearnMore({Key? key}) : super(key: key);
 
   @override
   State<StatefulWidget> createState() {

lib/pages/login.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_login.dart';
 
 class Login extends StatefulWidget {
-  final Key key;
+  final Key? key;
 
   const Login({this.key}) : super(key: key);
 

lib/pages/me.dart

@@ -15,7 +15,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_me.dart';
 
 class Me extends StatefulWidget {
-  final Key key;
+  final Key? key;
 
   const Me({this.key}) : super(key: key);
 

lib/pages/minipos_learn_more.dart

@@ -16,7 +16,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_minipos_learn_more.dart';
 
 class MiniPosLearnMore extends StatefulWidget {
-  const MiniPosLearnMore({Key key}) : super(key: key);
+  const MiniPosLearnMore({Key? key}) : super(key: key);
 
   @override
   State<StatefulWidget> createState() {

lib/pages/my_addresses.dart

@@ -8,7 +8,7 @@ import '../widgets/desktop/desktop_my_addresses.dart';
 import '../widgets/mobile/mobile_my_addresses.dart';
 
 class MyAddresses extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final int businessId;
 
   const MyAddresses({this.key, int businessId}) :

lib/pages/my_support.dart

@@ -8,7 +8,7 @@ import '../widgets/desktop/desktop_my_support.dart';
 import '../widgets/mobile/mobile_my_support.dart';
 
 class MySupport extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final int businessId;
 
   const MySupport({this.key, int businessId}) :

lib/pages/new_address.dart

@@ -7,7 +7,7 @@ import '../widgets/desktop/desktop_new_address.dart';
 import '../widgets/mobile/mobile_new_address.dart';
 
 class NewAddress extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final LocatedAddress locatedAddress;
   final int businessId;
   const NewAddress({this.key, this.locatedAddress, this.businessId}) : super(key: key);

lib/pages/new_comment.dart

@@ -10,7 +10,7 @@ import '../widgets/mobile/mobile_new_comment.dart';
 class NewComment extends StatelessWidget {
   final int orderId;
 
-  const NewComment(this.orderId, {Key key}) :
+  const NewComment(this.orderId, {Key? key}) :
         super(key: key);
 
 

lib/pages/new_ticket.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_new_ticket.dart';
 
 class NewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
   final int businessId;
 
   const NewTicket({this.key, int businessId}) :

lib/pages/new_user.dart

@@ -12,7 +12,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_new_user.dart';
 
 class NewUser extends StatelessWidget {
-  const NewUser({Key key}) : super(key: key);
+  const NewUser({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/order_detail.dart

@@ -11,7 +11,7 @@ class OrderDetail extends StatelessWidget {
   final int orderId;
   final bool fromOrders;
 
-  const OrderDetail(this.orderId, {this.fromOrders = false, Key key}) :
+  const OrderDetail(this.orderId, {this.fromOrders = false, Key? key}) :
       super(key: key);
 
   @override

lib/pages/pay_now.dart

@@ -10,7 +10,7 @@ import '../widgets/mobile/mobile_pay_now.dart';
 class PayNow extends StatelessWidget {
   final int orderId;
 
-  const PayNow(this.orderId, {Key key}) :
+  const PayNow(this.orderId, {Key? key}) :
       super(key: key);
 
 

lib/pages/plain_page.dart

@@ -15,7 +15,7 @@ class PlainPage extends StatefulWidget {
   final int businessId;
   final String slug;
 
-  const PlainPage(this.slug, {this.businessId, Key key}) :
+  const PlainPage(this.slug, {this.businessId, Key? key}) :
       super(key: key);
 
   @override

lib/pages/product_detail_page.dart

@@ -13,7 +13,7 @@ class ProductDetailPage extends StatelessWidget {
   final Business business;
   final Product product;
 
-  const ProductDetailPage({this.business, this.product, Key key}) :
+  const ProductDetailPage({this.business, this.product, Key? key}) :
       super(key: key);
 
 

lib/pages/product_search.dart

@@ -9,7 +9,7 @@ import '../widgets/mobile/product_search.dart' as mobile;
 class ProductSearch extends StatelessWidget {
   final Business business;
 
-  const ProductSearch(this.business, {Key key}) : super(key: key);
+  const ProductSearch(this.business, {Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/renew_license.dart

@@ -12,7 +12,7 @@ import '../widgets/mobile/mobile_renew_license.dart';
 
 class RenewLicense extends StatefulWidget {
 
-  const RenewLicense({Key key}) :
+  const RenewLicense({Key? key}) :
       super(key: key);
 
   @override

lib/pages/renew_minioffice.dart

@@ -17,7 +17,7 @@ import '../widgets/mobile/mobile_renew_license.dart';
 class RenewMiniOffice extends StatefulWidget {
   final int gid;
 
-  const RenewMiniOffice(this.gid, {Key key}) :
+  const RenewMiniOffice(this.gid, {Key? key}) :
       super(key: key);
 
   @override

lib/pages/reset_password.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/mobile_reset_password.dart';
 class ResetPassword extends StatelessWidget {
   final String mobile;
   final String code;
-  const ResetPassword(this.mobile, {Key key, this.code}) : super(key: key);
+  const ResetPassword(this.mobile, {Key? key, this.code}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/search_place.dart

@@ -5,7 +5,7 @@ import '../widgets/mobile/mobile_search_place.dart';
 import 'package:responsive_builder/responsive_builder.dart';
 
 class SearchPlace extends StatelessWidget {
-  final Key key;
+  final Key? key;
   final int businessId;
   const SearchPlace(this.businessId, {this.key}) : super(key: key);
 

lib/pages/set_password.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/mobile_set_password.dart';
 class SetPassword extends StatelessWidget {
   final String mobile;
   final String code;
-  const SetPassword(this.mobile, {Key key, this.code}) : super(key: key);
+  const SetPassword(this.mobile, {Key? key, this.code}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/shop.dart

@@ -10,7 +10,7 @@ import '../widgets/mobile/shop.dart' as mobile;
 class Shop extends StatefulWidget {
   final int businessId;
 
-  const Shop({this.businessId, Key key}) : super(key: key);
+  const Shop({this.businessId, Key? key}) : super(key: key);
 
   @override
   State<StatefulWidget> createState() => ShopState();

lib/pages/store_product_search.dart

@@ -15,7 +15,7 @@ import '../widgets/mobile/mobile_store_product_search.dart';
 class StoreProductSearch extends StatelessWidget {
   final Business business;
 
-  const StoreProductSearch(this.business, {Key key}) : super(key: key);
+  const StoreProductSearch(this.business, {Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/user_profile.dart

@@ -13,7 +13,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_user_profile.dart';
 
 class UserProfile extends StatelessWidget {
-  const UserProfile({Key key}) : super(key: key);
+  const UserProfile({Key? key}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {

lib/pages/view_blog.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_view_blog.dart';
 
 class ViewBlog extends StatefulWidget {
-  final Key key;
+  final Key? key;
   final int bid;
 
   const ViewBlog(this.bid, {this.key}) : super(key: key);

lib/pages/view_ticket.dart

@@ -14,7 +14,7 @@ import '../widgets/mobile/MobileBottomNav.dart';
 import '../widgets/mobile/mobile_view_ticket.dart';
 
 class ViewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
   final int ticketId;
 
   const ViewTicket(this.ticketId, {this.key}) : super(key: key);