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

2026-07-24 20:24:57 +08:00
parent f831fd1405
commit e2f815e141
133 changed files with 164 additions and 163 deletions
--- a/lib/widgets/desktop/create_online_store_1.dart
+++ b/lib/widgets/desktop/create_online_store_1.dart
@@ -15,7 +15,7 @@ import '../../widgets/general/navigationbar.dart';
 class CreateOnlineStore1 extends StatefulWidget {
  final int businessId;

-  const CreateOnlineStore1(this.businessId, {Key key}) : super(key: key);
+  const CreateOnlineStore1(this.businessId, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_blog.dart
+++ b/lib/widgets/desktop/desktop_blog.dart
@@ -24,7 +24,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar

 class DesktopBlog extends StatefulWidget {
  final int businessId;
-  const DesktopBlog({Key key, this.businessId}) : super(key: key);
+  const DesktopBlog({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_buy_service.dart
+++ b/lib/widgets/desktop/desktop_buy_service.dart
@@ -15,7 +15,7 @@ import '../../widgets/general/navigationbar.dart';
 class DesktopBuyService extends StatefulWidget {
  final Map<String, dynamic> data;

-  const DesktopBuyService(this.data, {Key key})
+  const DesktopBuyService(this.data, {Key? key})
      : super(key: key);

  @override
--- a/lib/widgets/desktop/desktop_change_mobile_or_email.dart
+++ b/lib/widgets/desktop/desktop_change_mobile_or_email.dart
@@ -16,7 +16,7 @@ import '../../utils/utils.dart';
 class DesktopChangeMobileOrEmail extends StatefulWidget {
  final bool isMobile;

-  const DesktopChangeMobileOrEmail(this.isMobile, {Key key}) : super(key: key);
+  const DesktopChangeMobileOrEmail(this.isMobile, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_change_password.dart
+++ b/lib/widgets/desktop/desktop_change_password.dart
@@ -8,7 +8,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/breadcrumbs.dart';

 class DesktopChangePassword extends StatefulWidget {
-  const DesktopChangePassword({Key key}) : super(key: key);
+  const DesktopChangePassword({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_checkout.dart
+++ b/lib/widgets/desktop/desktop_checkout.dart
@@ -34,7 +34,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/sliding_up_panel.dart';

 class DesktopCheckout extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;

  const DesktopCheckout(this.businessId, {this.key,}) : super(key: key);
--- a/lib/widgets/desktop/desktop_contact_us.dart
+++ b/lib/widgets/desktop/desktop_contact_us.dart
@@ -19,7 +19,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 class DesktopContactUs extends StatefulWidget {
  final Business business;

-  const DesktopContactUs(this.business, {Key key}) : super(key: key);
+  const DesktopContactUs(this.business, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_coupons.dart
+++ b/lib/widgets/desktop/desktop_coupons.dart
@@ -17,7 +17,7 @@ import '../../widgets/general/navigationbar.dart';

 class DesktopCoupons extends StatefulWidget {
  final int contactId;
-  final Key key;
+  final Key? key;
  const DesktopCoupons(this.contactId, {this.key});

  @override
--- a/lib/widgets/desktop/desktop_download_apps.dart
+++ b/lib/widgets/desktop/desktop_download_apps.dart
@@ -9,7 +9,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 class DesktopDownloadApps extends StatefulWidget {
  final Map<String, dynamic> data;

-  DesktopDownloadApps(this.data, {Key key}) : super(key: key);
+  DesktopDownloadApps(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_edit_address.dart
+++ b/lib/widgets/desktop/desktop_edit_address.dart
@@ -20,7 +20,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/navigationbar.dart';

 class DesktopEditAddress extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final Address address;
  final int businessId;
  const DesktopEditAddress(this.address, {this.key, int businessId}) :
--- a/lib/widgets/desktop/desktop_forgot_password.dart
+++ b/lib/widgets/desktop/desktop_forgot_password.dart
@@ -13,7 +13,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class DesktopForgotPassword extends StatefulWidget {
-  const DesktopForgotPassword({Key key}) : super(key: key);
+  const DesktopForgotPassword({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_igoshow_learn_more.dart
+++ b/lib/widgets/desktop/desktop_igoshow_learn_more.dart
@@ -8,7 +8,7 @@ import '../../widgets/general/breadcrumbs.dart';

 class DesktopiGoShowLearnMore extends StatefulWidget {
  final Map<String, dynamic> data;
-  const DesktopiGoShowLearnMore(this.data, {Key key}) : super(key: key);
+  const DesktopiGoShowLearnMore(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_login.dart
+++ b/lib/widgets/desktop/desktop_login.dart
@@ -11,7 +11,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class DesktopLogin extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const DesktopLogin({this.key}) : super(key: key);

--- a/lib/widgets/desktop/desktop_me.dart
+++ b/lib/widgets/desktop/desktop_me.dart
@@ -21,7 +21,7 @@ double statusBarHeight;
 double screenHeight;

 class DesktopMe extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const DesktopMe({this.key}) : super(key: key);

--- a/lib/widgets/desktop/desktop_minipos_learn_more.dart
+++ b/lib/widgets/desktop/desktop_minipos_learn_more.dart
@@ -7,7 +7,7 @@ import '../../widgets/general/breadcrumbs.dart';

 class DesktopMiniPosLearnMore extends StatefulWidget {
  final Map<String, dynamic> data;
-  const DesktopMiniPosLearnMore(this.data, {Key key}) : super(key: key);
+  const DesktopMiniPosLearnMore(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_my_addresses.dart
+++ b/lib/widgets/desktop/desktop_my_addresses.dart
@@ -20,7 +20,7 @@ import '../../widgets/general/navigationbar.dart';

 class DesktopMyAddresses extends StatefulWidget {
  final int businessId;
-  const DesktopMyAddresses({Key key, this.businessId}) : super(key: key);
+  const DesktopMyAddresses({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_my_support.dart
+++ b/lib/widgets/desktop/desktop_my_support.dart
@@ -20,7 +20,7 @@ import '../../widgets/general/navigationbar.dart';

 class DesktopMySupport extends StatefulWidget {
  final int businessId;
-  const DesktopMySupport({Key key, this.businessId}) : super(key: key);
+  const DesktopMySupport({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_new_address.dart
+++ b/lib/widgets/desktop/desktop_new_address.dart
@@ -14,7 +14,7 @@ import '../../utils/http_util.dart';
 import '../../widgets/general/navigationbar.dart';

 class DesktopNewAddress extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final LocatedAddress locatedAddress;
  final int businessId;
  const DesktopNewAddress({this.key, this.locatedAddress, this.businessId}) : super(key: key);
--- a/lib/widgets/desktop/desktop_new_comment.dart
+++ b/lib/widgets/desktop/desktop_new_comment.dart
@@ -22,7 +22,7 @@ import '../../utils/utils.dart';


 class DesktopNewComment extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  const DesktopNewComment(this.orderId, {this.key});

--- a/lib/widgets/desktop/desktop_new_ticket.dart
+++ b/lib/widgets/desktop/desktop_new_ticket.dart
@@ -18,7 +18,7 @@ import '../../widgets/general/breadcrumbs.dart';
 import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dart';

 class DesktopNewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;

  const DesktopNewTicket({this.key, int businessId}) :
--- a/lib/widgets/desktop/desktop_new_user.dart
+++ b/lib/widgets/desktop/desktop_new_user.dart
@@ -11,7 +11,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class DesktopNewUser extends StatefulWidget {
-  const DesktopNewUser({Key key}) : super(key: key);
+  const DesktopNewUser({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_order_detail.dart
+++ b/lib/widgets/desktop/desktop_order_detail.dart
@@ -26,7 +26,7 @@ import '../../widgets/general/breadcrumbs.dart';
 import '../../widgets/general/navigationbar.dart';

 class DesktopOrderDetail extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  final bool fromOrders;
  const DesktopOrderDetail(this.orderId, {this.key, this.fromOrders});
--- a/lib/widgets/desktop/desktop_orders.dart
+++ b/lib/widgets/desktop/desktop_orders.dart
@@ -22,7 +22,7 @@ import '../../widgets/general/navigationbar.dart';


 class DesktopOrders extends StatefulWidget {
-  final Key key;
+  final Key? key;
  const DesktopOrders({this.key});

  @override
--- a/lib/widgets/desktop/desktop_pay_now.dart
+++ b/lib/widgets/desktop/desktop_pay_now.dart
@@ -20,7 +20,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 import '../../utils/utils.dart';

 class DesktopPayNow extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  const DesktopPayNow(this.orderId, {this.key});

--- a/lib/widgets/desktop/desktop_plain_page.dart
+++ b/lib/widgets/desktop/desktop_plain_page.dart
@@ -13,7 +13,7 @@ import '../../widgets/general/navigationbar.dart';
 class DesktopPlainPage extends StatefulWidget {
  final Blog blog;

-  const DesktopPlainPage(this.blog, {Key key}) : super(key: key);
+  const DesktopPlainPage(this.blog, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_product_detail_page.dart
+++ b/lib/widgets/desktop/desktop_product_detail_page.dart
@@ -30,7 +30,7 @@ class DesktopProductDetailPage extends StatefulWidget {
  final Product product;

  const DesktopProductDetailPage(
-      {@required this.business, @required this.product, Key key})
+      {@required this.business, @required this.product, Key? key})
      : super(key: key);

  @override
--- a/lib/widgets/desktop/desktop_product_item.dart
+++ b/lib/widgets/desktop/desktop_product_item.dart
@@ -17,7 +17,7 @@ class DesktopProductItem extends StatefulWidget {
  final Business business;
  final bool horizontal;

-  DesktopProductItem({this.product, this.business, Key key, this.horizontal = false})
+  DesktopProductItem({this.product, this.business, Key? key, this.horizontal = false})
    : super(key: key);

  @override
--- a/lib/widgets/desktop/desktop_renew_license.dart
+++ b/lib/widgets/desktop/desktop_renew_license.dart
@@ -16,7 +16,7 @@ import '../../widgets/general/navigationbar.dart';
 class DesktopRenewLicense extends StatefulWidget {
  final int businessId;

-  const DesktopRenewLicense(this.businessId, {Key key}) : super(key: key);
+  const DesktopRenewLicense(this.businessId, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_renew_minioffice.dart
+++ b/lib/widgets/desktop/desktop_renew_minioffice.dart
@@ -17,7 +17,7 @@ import '../../widgets/general/navigationbar.dart';
 class DesktopRenewMiniOffice extends StatefulWidget {
  final Map<String, dynamic> data;

-  const DesktopRenewMiniOffice(this.data, {Key key}) : super(key: key);
+  const DesktopRenewMiniOffice(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/desktop/desktop_reset_password.dart
+++ b/lib/widgets/desktop/desktop_reset_password.dart
@@ -12,7 +12,7 @@ class DesktopResetPassword extends StatefulWidget {
  final String mobile;
  final String code;

-  const DesktopResetPassword(this.mobile, {this.code, Key key}) :
+  const DesktopResetPassword(this.mobile, {this.code, Key? key}) :
      super(key: key);

  @override
--- a/lib/widgets/desktop/desktop_search_place.dart
+++ b/lib/widgets/desktop/desktop_search_place.dart
@@ -17,7 +17,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class DesktopSearchPlace extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;
  const DesktopSearchPlace(this.businessId, {this.key}) : super(key: key);

--- a/lib/widgets/desktop/desktop_set_password.dart
+++ b/lib/widgets/desktop/desktop_set_password.dart
@@ -12,7 +12,7 @@ class DesktopSetPassword extends StatefulWidget {
  final String mobile;
  final String code;

-  const DesktopSetPassword(this.mobile, {this.code, Key key}) :
+  const DesktopSetPassword(this.mobile, {this.code, Key? key}) :
      super(key: key);

  @override
--- a/lib/widgets/desktop/desktop_store_product_search.dart
+++ b/lib/widgets/desktop/desktop_store_product_search.dart
@@ -19,7 +19,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/add_remove_button.dart';

 class DesktopStoreProductSearch extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final Business business;

  const DesktopStoreProductSearch(this.business, {this.key});
--- a/lib/widgets/desktop/desktop_user_profile.dart
+++ b/lib/widgets/desktop/desktop_user_profile.dart
@@ -15,7 +15,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 import '../../utils/utils.dart';

 class DesktopUserProfile extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const DesktopUserProfile({this.key})
      : super(key: key);
--- a/lib/widgets/desktop/desktop_view_blog.dart
+++ b/lib/widgets/desktop/desktop_view_blog.dart
@@ -16,7 +16,7 @@ import '../../widgets/general/breadcrumbs.dart';
 import '../../utils/util_io.dart' if (dart.library.html) '../../utils/util_web.dart';

 class DesktopViewBlog extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int bid;

  const DesktopViewBlog(this.bid, {this.key}) : super(key: key);
--- a/lib/widgets/desktop/desktop_view_ticket.dart
+++ b/lib/widgets/desktop/desktop_view_ticket.dart
@@ -19,7 +19,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/text_link.dart';

 class DesktopViewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int ticketId;

  const DesktopViewTicket(this.ticketId, {this.key}) : super(key: key);
--- a/lib/widgets/desktop/product_item.dart
+++ b/lib/widgets/desktop/product_item.dart
@@ -17,7 +17,7 @@ class ProductItem extends StatefulWidget {
  final Product product;
  final bool horizontal;

-  const ProductItem(this.product, this.business, {Key key, this.horizontal = false}) : super(key: key);
+  const ProductItem(this.product, this.business, {Key? key, this.horizontal = false}) : super(key: key);

  @override
  State<StatefulWidget> createState() => ProductItemState();
--- a/lib/widgets/desktop/product_search.dart
+++ b/lib/widgets/desktop/product_search.dart
@@ -20,7 +20,7 @@ import 'product_item.dart';
 class ProductSearch extends StatefulWidget {
  final Business business;

-  const ProductSearch(this.business, {Key key}) : super(key: key);
+  const ProductSearch(this.business, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() => ProductSearchState();
--- a/lib/widgets/desktop/shop.dart
+++ b/lib/widgets/desktop/shop.dart
@@ -24,7 +24,7 @@ import 'shopping_cart_widget.dart';
 class Shop extends StatefulWidget {
  final int businessId;

-  const Shop({Key key, this.businessId}): super(key: key);
+  const Shop({Key? key, this.businessId}): super(key: key);

  @override
  State<StatefulWidget> createState() => ShopState();
--- a/lib/widgets/desktop/shop_bulletin.dart
+++ b/lib/widgets/desktop/shop_bulletin.dart
@@ -7,7 +7,7 @@ import '../../models/business.dart';
 class ShopBulletin extends StatefulWidget {
  final Business business;

-  const ShopBulletin(this.business, {Key key}): super(key: key);
+  const ShopBulletin(this.business, {Key? key}): super(key: key);

  @override
  State<StatefulWidget> createState() => ShopBulletinState();
--- a/lib/widgets/desktop/shop_products.dart
+++ b/lib/widgets/desktop/shop_products.dart
@@ -16,7 +16,7 @@ import '../../widgets/desktop/product_item.dart';
 class ShopProducts extends StatefulWidget {
  final dynamic data;

-  const ShopProducts(this.data, {Key key}): super(key: key);
+  const ShopProducts(this.data, {Key? key}): super(key: key);

  @override
  State<StatefulWidget> createState() => ShopProductsState();
--- a/lib/widgets/desktop/shop_promote.dart
+++ b/lib/widgets/desktop/shop_promote.dart
@@ -12,7 +12,7 @@ import '../../utils/util_io.dart' if (dart.library.html) '../../utils/util_web.d
 class ShopPromote extends StatefulWidget {
  final dynamic data;

-  const ShopPromote(this.data, {Key key}): super(key: key);
+  const ShopPromote(this.data, {Key? key}): super(key: key);

  @override
  State<StatefulWidget> createState() => ShopPromoteState();
--- a/lib/widgets/general/carousel.dart
+++ b/lib/widgets/general/carousel.dart
@@ -102,7 +102,7 @@ class CarouselState extends State<Carousel> {
 }

 class Indicator extends StatefulWidget {
-  Indicator({Key key, int count})
+  Indicator({Key? key, int count})
      : count = count,
        super(key: key);

--- a/lib/widgets/general/download_item.dart
+++ b/lib/widgets/general/download_item.dart
@@ -13,7 +13,7 @@ import '../../utils/utils.dart';
 class DownloadItem extends StatefulWidget {
  final dynamic desc;
  final double width;
-  const DownloadItem(this.desc, {Key key, this.width}) : super(key: key);
+  const DownloadItem(this.desc, {Key? key, this.width}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/general/hover_widget.dart
+++ b/lib/widgets/general/hover_widget.dart
@@ -1,3 +1,4 @@
+import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';

 /// 自定义实现，替代已停维的 `hovering` 包的 [HoverWidget]。
--- a/lib/widgets/general/index_carousel.dart
+++ b/lib/widgets/general/index_carousel.dart
@@ -7,7 +7,7 @@ import 'package:responsive_builder/responsive_builder.dart';

 class IndexCarousel extends StatelessWidget {
  final List<Gallery> galleries;
-  const IndexCarousel(this.galleries, {Key key}) : super(key: key);
+  const IndexCarousel(this.galleries, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
--- a/lib/widgets/general/index_main_content_1.dart
+++ b/lib/widgets/general/index_main_content_1.dart
@@ -6,7 +6,7 @@ import 'package:responsive_builder/responsive_builder.dart';

 class IndexMainContent1 extends StatelessWidget {
  final String message;
-  const IndexMainContent1(this.message, {Key key}) : super(key: key);
+  const IndexMainContent1(this.message, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
--- a/lib/widgets/general/index_main_content_2.dart
+++ b/lib/widgets/general/index_main_content_2.dart
@@ -6,7 +6,7 @@ import 'package:responsive_builder/responsive_builder.dart';

 class IndexMainContent2 extends StatelessWidget {
  final Map<String, dynamic> content;
-  const IndexMainContent2(this.content, {Key key}) : super(key: key);
+  const IndexMainContent2(this.content, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
--- a/lib/widgets/general/index_main_content_3.dart
+++ b/lib/widgets/general/index_main_content_3.dart
@@ -6,7 +6,7 @@ import 'package:responsive_builder/responsive_builder.dart';

 class IndexMainContent3 extends StatelessWidget {
  final Map<String, dynamic> content;
-  const IndexMainContent3(this.content, {Key key}) : super(key: key);
+  const IndexMainContent3(this.content, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
--- a/lib/widgets/general/navigationbar_logo.dart
+++ b/lib/widgets/general/navigationbar_logo.dart
@@ -4,7 +4,7 @@ import 'package:flutter/material.dart';
 import '../../constants.dart';

 class NavigationBarLogo extends StatelessWidget {
-  const NavigationBarLogo({Key key}) : super(key: key);
+  const NavigationBarLogo({Key? key}) : super(key: key);

  static const IconData logoData = IconData(
      Constants.FONT_WISETRONIC,
--- a/lib/widgets/general/payment_verification_code_dialog.dart
+++ b/lib/widgets/general/payment_verification_code_dialog.dart
@@ -12,7 +12,7 @@ typedef OnCodeVerified();
 typedef OnCancel();

 class PaymentVerificationCodeDialog extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final User user;
  final OnCodeVerified onCodeVerified;
  final OnCancel onCancel;
--- a/lib/widgets/general/read_more_text.dart
+++ b/lib/widgets/general/read_more_text.dart
@@ -9,7 +9,7 @@ enum TrimMode {
 class ReadMoreText extends StatefulWidget {
  const ReadMoreText(
      this.data, {
-        Key key,
+        Key? key,
        this.trimExpandedText = ' read less',
        this.trimCollapsedText = ' ...read more',
        this.colorClickableText,
--- a/lib/widgets/general/sliding_up_panel.dart
+++ b/lib/widgets/general/sliding_up_panel.dart
@@ -164,7 +164,7 @@ class SlidingUpPanel extends StatefulWidget {
  final PanelState defaultPanelState;

  SlidingUpPanel({
-    Key key,
+    Key? key,
    this.panel,
    this.panelBuilder,
    this.body,
--- a/lib/widgets/mobile/create_online_store_1.dart
+++ b/lib/widgets/mobile/create_online_store_1.dart
@@ -12,7 +12,7 @@ import '../../utils/utils.dart';
 class CreateOnlineStore1 extends StatefulWidget {
  final int businessId;

-  const CreateOnlineStore1(this.businessId, {Key key}) : super(key: key);
+  const CreateOnlineStore1(this.businessId, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_attribute_selection.dart
+++ b/lib/widgets/mobile/mobile_attribute_selection.dart
@@ -19,7 +19,7 @@ import '../../widgets/general/attribute/radio_options.dart';
 class MobileAttributeSelection extends StatefulWidget {
  final Product product;
  final Business business;
-  final Key key;
+  final Key? key;
  final GlobalKey startKey;

  const MobileAttributeSelection({@required this.product, @required this.business, this.key, this.startKey})
--- a/lib/widgets/mobile/mobile_blog.dart
+++ b/lib/widgets/mobile/mobile_blog.dart
@@ -18,7 +18,7 @@ import '../../widgets/mobile/MobileBottomNav.dart';

 class MobileBlog extends StatefulWidget {
  final int businessId;
-  const MobileBlog({Key key, this.businessId}) : super(key: key);
+  const MobileBlog({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_buy_service.dart
+++ b/lib/widgets/mobile/mobile_buy_service.dart
@@ -11,7 +11,7 @@ import '../../utils/utils.dart';
 class MobileBuyService extends StatefulWidget {
  final Map<String, dynamic> data;

-  const MobileBuyService(this.data, {Key key})
+  const MobileBuyService(this.data, {Key? key})
      : super(key: key);

  @override
--- a/lib/widgets/mobile/mobile_change_mobile_or_email.dart
+++ b/lib/widgets/mobile/mobile_change_mobile_or_email.dart
@@ -15,7 +15,7 @@ import '../../utils/utils.dart';
 class MobileChangeMobileOrEmail extends StatefulWidget {
  final bool isMobile;

-  const MobileChangeMobileOrEmail(this.isMobile, {Key key}) : super(key: key);
+  const MobileChangeMobileOrEmail(this.isMobile, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_change_password.dart
+++ b/lib/widgets/mobile/mobile_change_password.dart
@@ -6,7 +6,7 @@ import '../../utils/utils.dart';
 import '../../generated/l10n.dart';

 class MobileChangePassword extends StatefulWidget {
-  const MobileChangePassword({Key key}) : super(key: key);
+  const MobileChangePassword({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_checkout.dart
+++ b/lib/widgets/mobile/mobile_checkout.dart
@@ -32,7 +32,7 @@ import '../../utils/utils.dart';
 import '../../widgets/general/sliding_up_panel.dart';

 class MobileCheckout extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;

  const MobileCheckout(this.businessId, {this.key,}) : super(key: key);
--- a/lib/widgets/mobile/mobile_contact_us.dart
+++ b/lib/widgets/mobile/mobile_contact_us.dart
@@ -15,7 +15,7 @@ import '../../widgets/general/text_link.dart';
 class MobileContactUs extends StatefulWidget {
  final Business business;

-  const MobileContactUs(this.business, {Key key}) : super(key: key);
+  const MobileContactUs(this.business, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_coupons.dart
+++ b/lib/widgets/mobile/mobile_coupons.dart
@@ -14,7 +14,7 @@ import '../../utils/utils.dart';

 class MobileCoupons extends StatefulWidget {
  final int contactId;
-  final Key key;
+  final Key? key;
  const MobileCoupons(this.contactId, {this.key});

  @override
--- a/lib/widgets/mobile/mobile_download_apps.dart
+++ b/lib/widgets/mobile/mobile_download_apps.dart
@@ -7,7 +7,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 class MobileDownloadApps extends StatefulWidget {
  final Map<String, dynamic> data;

-  MobileDownloadApps(this.data, {Key key}) : super(key: key);
+  MobileDownloadApps(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_edit_address.dart
+++ b/lib/widgets/mobile/mobile_edit_address.dart
@@ -18,7 +18,7 @@ import '../general/gender_selection.dart';
 import '../../routes.dart';

 class MobileEditAddress extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final Address address;
  final int businessId;
  const MobileEditAddress(this.address, {this.key, int businessId}) :
--- a/lib/widgets/mobile/mobile_forgot_password.dart
+++ b/lib/widgets/mobile/mobile_forgot_password.dart
@@ -12,7 +12,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class MobileForgotPassword extends StatefulWidget {
-  const MobileForgotPassword({Key key}) : super(key: key);
+  const MobileForgotPassword({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_igoshow_learn_more.dart
+++ b/lib/widgets/mobile/mobile_igoshow_learn_more.dart
@@ -5,7 +5,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar

 class MobileiGoShowLearnMore extends StatefulWidget {
  final Map<String, dynamic> data;
-  const MobileiGoShowLearnMore(this.data, {Key key}) : super(key: key);
+  const MobileiGoShowLearnMore(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_login.dart
+++ b/lib/widgets/mobile/mobile_login.dart
@@ -11,7 +11,7 @@ import '../../store/actions.dart';
 import '../../store/store.dart';

 class MobileLogin extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const MobileLogin({this.key}) : super(key: key);

--- a/lib/widgets/mobile/mobile_me.dart
+++ b/lib/widgets/mobile/mobile_me.dart
@@ -25,7 +25,7 @@ double statusBarHeight;
 double screenHeight;

 class MobileMe extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const MobileMe({this.key}) : super(key: key);

--- a/lib/widgets/mobile/mobile_minipos_learn_more.dart
+++ b/lib/widgets/mobile/mobile_minipos_learn_more.dart
@@ -4,7 +4,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar

 class MobileMiniPosLearnMore extends StatefulWidget {
  final Map<String, dynamic> data;
-  const MobileMiniPosLearnMore(this.data, {Key key}) : super(key: key);
+  const MobileMiniPosLearnMore(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_my_addresses.dart
+++ b/lib/widgets/mobile/mobile_my_addresses.dart
@@ -17,7 +17,7 @@ import '../../routes.dart';

 class MobileMyAddresses extends StatefulWidget {
  final int businessId;
-  const MobileMyAddresses({Key key, this.businessId}) : super(key: key);
+  const MobileMyAddresses({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_my_support.dart
+++ b/lib/widgets/mobile/mobile_my_support.dart
@@ -18,7 +18,7 @@ import '../../widgets/mobile/MobileBottomNav.dart';

 class MobileMySupport extends StatefulWidget {
  final int businessId;
-  const MobileMySupport({Key key, this.businessId}) : super(key: key);
+  const MobileMySupport({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_new_address.dart
+++ b/lib/widgets/mobile/mobile_new_address.dart
@@ -11,7 +11,7 @@ import '../../store/store.dart';
 import '../../utils/http_util.dart';

 class MobileNewAddress extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final LocatedAddress locatedAddress;
  final int businessId;
  const MobileNewAddress({this.key, this.locatedAddress, this.businessId}) : super(key: key);
--- a/lib/widgets/mobile/mobile_new_comment.dart
+++ b/lib/widgets/mobile/mobile_new_comment.dart
@@ -19,7 +19,7 @@ import '../../utils/utils.dart';


 class MobileNewComment extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  const MobileNewComment(this.orderId, {this.key});

--- a/lib/widgets/mobile/mobile_new_ticket.dart
+++ b/lib/widgets/mobile/mobile_new_ticket.dart
@@ -17,7 +17,7 @@ import '../../store/store.dart';
 import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dart';

 class MobileNewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;

  const MobileNewTicket({this.key, int businessId}) :
--- a/lib/widgets/mobile/mobile_new_user.dart
+++ b/lib/widgets/mobile/mobile_new_user.dart
@@ -11,7 +11,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class MobileNewUser extends StatefulWidget {
-  const MobileNewUser({Key key}) : super(key: key);
+  const MobileNewUser({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_order_detail.dart
+++ b/lib/widgets/mobile/mobile_order_detail.dart
@@ -24,7 +24,7 @@ import '../../routes.dart';
 import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dart';

 class MobileOrderDetail extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  final bool fromOrders;
  const MobileOrderDetail(this.orderId, {this.key, this.fromOrders});
--- a/lib/widgets/mobile/mobile_orders.dart
+++ b/lib/widgets/mobile/mobile_orders.dart
@@ -18,7 +18,7 @@ import 'package:pull_to_refresh/pull_to_refresh.dart';
 import 'MobileBottomNav.dart';

 class MobileOrders extends StatefulWidget {
-  final Key key;
+  final Key? key;
  const MobileOrders({this.key});

  @override
--- a/lib/widgets/mobile/mobile_pay_now.dart
+++ b/lib/widgets/mobile/mobile_pay_now.dart
@@ -18,7 +18,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 import '../../utils/utils.dart';

 class MobilePayNow extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int orderId;
  const MobilePayNow(this.orderId, {this.key});

--- a/lib/widgets/mobile/mobile_plain_page.dart
+++ b/lib/widgets/mobile/mobile_plain_page.dart
@@ -8,7 +8,7 @@ import '../../models/blog.dart';
 class MobilePlainPage extends StatefulWidget {
  final Blog blog;

-  const MobilePlainPage(this.blog, {Key key}) : super(key: key);
+  const MobilePlainPage(this.blog, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_product_detail_page.dart
+++ b/lib/widgets/mobile/mobile_product_detail_page.dart
@@ -33,7 +33,7 @@ class MobileProductDetailPage extends StatefulWidget {
  final Product product;

  const MobileProductDetailPage(
-      {@required this.business, @required this.product, Key key})
+      {@required this.business, @required this.product, Key? key})
      : super(key: key);

  @override
--- a/lib/widgets/mobile/mobile_product_item.dart
+++ b/lib/widgets/mobile/mobile_product_item.dart
@@ -15,7 +15,7 @@ class MobileProductItem extends StatefulWidget {
  final Product product;
  final Business business;

-  MobileProductItem({this.product, this.business, Key key})
+  MobileProductItem({this.product, this.business, Key? key})
    : super(key: key);

  @override
--- a/lib/widgets/mobile/mobile_renew_license.dart
+++ b/lib/widgets/mobile/mobile_renew_license.dart
@@ -13,7 +13,7 @@ import '../../utils/utils.dart';
 class MobileRenewLicense extends StatefulWidget {
  final int businessId;

-  const MobileRenewLicense(this.businessId, {Key key}) : super(key: key);
+  const MobileRenewLicense(this.businessId, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_renew_minioffice.dart
+++ b/lib/widgets/mobile/mobile_renew_minioffice.dart
@@ -13,7 +13,7 @@ import '../../utils/utils.dart';
 class MobileRenewMiniOffice extends StatefulWidget {
  final Map<String, dynamic> data;

-  const MobileRenewMiniOffice(this.data, {Key key}) : super(key: key);
+  const MobileRenewMiniOffice(this.data, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_reset_password.dart
+++ b/lib/widgets/mobile/mobile_reset_password.dart
@@ -12,7 +12,7 @@ class MobileResetPassword extends StatefulWidget {
  final String mobile;
  final String code;

-  const MobileResetPassword(this.mobile, {this.code, Key key})
+  const MobileResetPassword(this.mobile, {this.code, Key? key})
      : super(key: key);

  @override
--- a/lib/widgets/mobile/mobile_search_place.dart
+++ b/lib/widgets/mobile/mobile_search_place.dart
@@ -14,7 +14,7 @@ import '../../utils/http_util.dart';
 import '../../utils/utils.dart';

 class MobileSearchPlace extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int businessId;
  const MobileSearchPlace(this.businessId, {this.key}) : super(key: key);

--- a/lib/widgets/mobile/mobile_set_password.dart
+++ b/lib/widgets/mobile/mobile_set_password.dart
@@ -12,7 +12,7 @@ class MobileSetPassword extends StatefulWidget {
  final String mobile;
  final String code;

-  const MobileSetPassword(this.mobile, {Key key, this.code}) : super(key: key);
+  const MobileSetPassword(this.mobile, {Key? key, this.code}) : super(key: key);

  @override
  State<StatefulWidget> createState() {
--- a/lib/widgets/mobile/mobile_store_product_search.dart
+++ b/lib/widgets/mobile/mobile_store_product_search.dart
@@ -16,7 +16,7 @@ import '../../utils/utils.dart';
 import '../../widgets/mobile/mobile_product_item.dart';

 class MobileStoreProductSearch extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final Business business;

  const MobileStoreProductSearch(this.business, {this.key});
--- a/lib/widgets/mobile/mobile_user_profile.dart
+++ b/lib/widgets/mobile/mobile_user_profile.dart
@@ -15,7 +15,7 @@ import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dar
 import '../../utils/utils.dart';

 class MobileUserProfile extends StatefulWidget {
-  final Key key;
+  final Key? key;

  const MobileUserProfile({this.key})
      : super(key: key);
--- a/lib/widgets/mobile/mobile_view_blog.dart
+++ b/lib/widgets/mobile/mobile_view_blog.dart
@@ -16,7 +16,7 @@ import '../../utils/utils.dart';
 import '../../utils/util_io.dart' if (dart.library.html) '../../utils/util_web.dart';

 class MobileViewBlog extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int bid;

  const MobileViewBlog(this.bid, {this.key}) : super(key: key);
--- a/lib/widgets/mobile/mobile_view_ticket.dart
+++ b/lib/widgets/mobile/mobile_view_ticket.dart
@@ -20,7 +20,7 @@ import '../../utils/utils.dart';
 import '../../utils/util_web.dart' if (dart.library.io) '../../utils/util_io.dart';

 class MobileViewTicket extends StatefulWidget {
-  final Key key;
+  final Key? key;
  final int ticketId;

  const MobileViewTicket(this.ticketId, {this.key}) : super(key: key);
--- a/lib/widgets/mobile/product_item.dart
+++ b/lib/widgets/mobile/product_item.dart
@@ -19,7 +19,7 @@ class ProductItem extends StatefulWidget {
  final double imageWidth;

  const ProductItem(this.product, this.business, {
-    Key key,
+    Key? key,
    this.horizontal = false,
    this.imageWidth = 110,
  }) : super(key: key);
--- a/lib/widgets/mobile/product_search.dart
+++ b/lib/widgets/mobile/product_search.dart
@@ -18,7 +18,7 @@ import 'product_item.dart';
 class ProductSearch extends StatefulWidget {
  final Business business;

-  const ProductSearch(this.business, {Key key}) : super(key: key);
+  const ProductSearch(this.business, {Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() => ProductSearchState();
--- a/lib/widgets/mobile/shop.dart
+++ b/lib/widgets/mobile/shop.dart
@@ -45,7 +45,7 @@ double screenHeight;
 class Shop extends StatefulWidget {
  final int businessId;

-  const Shop({Key key, this.businessId}) : super(key: key);
+  const Shop({Key? key, this.businessId}) : super(key: key);

  @override
  State<StatefulWidget> createState() => ShopState();