CAKE-356 | replaced yatAddress to emoji in yat_store.dart, wallet_address_list_view_model.dart and qr_widget.dart; added _fetchEmojiFromUri method to main.dart; changed url for yat service in the yat_alert.dart

lib/main.dart

@@ -210,7 +210,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
       }
       print('got initial uri: $uri');
       if (!mounted) return;
-      yatStore.yatAddress = 'Yat address'; // FIXME
+      _fetchEmojiFromUri(uri, yatStore);
     } catch (e) {
       if (!mounted) return;
       print(e.toString());
@@ -222,7 +222,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
       stream = getUriLinksStream().listen((Uri uri) {
         if (!mounted) return;
         print('got uri: $uri');
-        yatStore.yatAddress = 'Yat address'; // FIXME
+        _fetchEmojiFromUri(uri, yatStore);
       }, onError: (Object error) {
         if (!mounted) return;
         print('Error: $error');
@@ -230,6 +230,18 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
     }
   }
 
+  void _fetchEmojiFromUri(Uri uri, YatStore yatStore) {
+    final queryParameters = uri.queryParameters;
+    if (queryParameters == null || queryParameters.isEmpty) {
+      return;
+    }
+    final emoji = queryParameters['eid'];
+    if (emoji == null || emoji.isEmpty) {
+      return;
+    }
+    yatStore.emoji = emoji;
+  }
+
   @override
   Widget build(BuildContext context) {
     return Observer(builder: (BuildContext context) {

lib/src/screens/receive/widgets/qr_widget.dart

@@ -135,14 +135,14 @@ class QRWidget extends StatelessWidget {
                       ))),
         ),
         Observer(builder: (_) {
-          return addressListViewModel.yatAddress.isNotEmpty
+          return addressListViewModel.emoji.isNotEmpty
           ? Padding(
             padding: EdgeInsets.only(bottom: 10),
             child: Builder(
                 builder: (context) => GestureDetector(
                   onTap: () {
                     Clipboard.setData(ClipboardData(
-                        text: addressListViewModel.yatAddress));
+                        text: addressListViewModel.emoji));
                     showBar<void>(
                         context, S.of(context).copied_to_clipboard);
                   },
@@ -161,7 +161,7 @@ class QRWidget extends StatelessWidget {
                       Padding(
                         padding: EdgeInsets.only(top: 5),
                         child: Text(
-                          addressListViewModel.yatAddress,
+                          addressListViewModel.emoji,
                           textAlign: TextAlign.center,
                           style: TextStyle(
                               fontSize: 13,

lib/src/screens/yat/yat_alert.dart

@@ -10,8 +10,8 @@ import 'package:url_launcher/url_launcher.dart';
 
 class YatAlert extends StatelessWidget {
   static const aspectRatioImage = 1.133;
-  static const _baseUrl = 'https://yat.fyi';
-  static const _signInSuffix = '/sign-in';
+  static const _baseUrl = 'https://y.at';
+  static const _signInSuffix = '/partner/CW/link';
   static const _createSuffix = '/create';
   final image = Image.asset('assets/images/yat_crypto.png');
 

lib/store/yat_store.dart

@@ -5,8 +5,8 @@ part 'yat_store.g.dart';
 class YatStore = YatStoreBase with _$YatStore;
 
 abstract class YatStoreBase with Store {
-  YatStoreBase() : yatAddress = '';
+  YatStoreBase() : emoji = '';
 
   @observable
-  String yatAddress;
+  String emoji;
 }

lib/view_model/wallet_address_list/wallet_address_list_view_model.dart

@@ -155,7 +155,7 @@ abstract class WalletAddressListViewModelBase with Store {
   bool get hasAddressList => _wallet.type == WalletType.monero;
 
   @computed
-  String get yatAddress => yatStore.yatAddress;
+  String get emoji => yatStore.emoji;
 
   @observable
   WalletBase<Balance, TransactionHistoryBase<TransactionInfo>, TransactionInfo>