From 58b2dfb26cc32a1f445ad916b941fea2c910349f Mon Sep 17 00:00:00 2001
From: Serhii <borodenko.sv@gmail.com>
Date: Tue, 19 Mar 2024 21:55:34 +0200
Subject: [PATCH] Fix deep link handling issue (#1297)

* Update root.dart

* Revert "Update root.dart"

This reverts commit 5808903aafa81c316eb8a32a462ee18392e08f2f.

* Update root.dart

* increase delay

* fix with mobx reaction

* lunchUri fix
---
 lib/src/screens/root/root.dart | 42 ++++++++++++++++++++++++++++++----
 1 file changed, 38 insertions(+), 4 deletions(-)

diff --git a/lib/src/screens/root/root.dart b/lib/src/screens/root/root.dart
index 5704c99ad..8a75b78bb 100644
--- a/lib/src/screens/root/root.dart
+++ b/lib/src/screens/root/root.dart
@@ -5,6 +5,7 @@ import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/reactions/wallet_connect.dart';
 import 'package:cake_wallet/utils/device_info.dart';
 import 'package:cake_wallet/utils/payment_request.dart';
+import 'package:cw_core/wallet_base.dart';
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/routes.dart';
 import 'package:cake_wallet/src/screens/auth/auth_page.dart';
@@ -12,6 +13,7 @@ import 'package:cake_wallet/store/app_store.dart';
 import 'package:cake_wallet/store/authentication_store.dart';
 import 'package:cake_wallet/entities/qr_scanner.dart';
 import 'package:fluttertoast/fluttertoast.dart';
+import 'package:mobx/mobx.dart';
 import 'package:uni_links/uni_links.dart';
 import 'package:cake_wallet/src/screens/setup_2fa/setup_2fa_enter_code_page.dart';
 
@@ -49,6 +51,7 @@ class RootState extends State<Root> with WidgetsBindingObserver {
   bool _requestAuth;
 
   StreamSubscription<Uri?>? stream;
+  ReactionDisposer? _walletReactionDisposer;
   Uri? launchUri;
 
   @override
@@ -72,6 +75,7 @@ class RootState extends State<Root> with WidgetsBindingObserver {
   @override
   void dispose() {
     stream?.cancel();
+    _walletReactionDisposer?.call();
     super.dispose();
   }
 
@@ -169,10 +173,20 @@ class RootState extends State<Root> with WidgetsBindingObserver {
         );
       });
     } else if (_isValidPaymentUri()) {
-      widget.navigatorKey.currentState?.pushNamed(
-        Routes.send,
-        arguments: PaymentRequest.fromUri(launchUri),
-      );
+      if (widget.authenticationStore.state == AuthenticationState.uninitialized) {
+        launchUri = null;
+      } else {
+        if (widget.appStore.wallet == null) {
+          waitForWalletInstance(context, launchUri!);
+          launchUri = null;
+        } else {
+          widget.navigatorKey.currentState?.pushNamed(
+            Routes.send,
+            arguments: PaymentRequest.fromUri(launchUri),
+          );
+          launchUri = null;
+        }
+      }
       launchUri = null;
     } else if (isWalletConnectLink) {
       if (isEVMCompatibleChain(widget.appStore.wallet!.type)) {
@@ -233,4 +247,24 @@ class RootState extends State<Root> with WidgetsBindingObserver {
       fontSize: 16.0,
     );
   }
+
+  void waitForWalletInstance(BuildContext context, Uri tempLaunchUri) {
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (context.mounted) {
+        _walletReactionDisposer = reaction(
+              (_) => widget.appStore.wallet,
+              (WalletBase? wallet) {
+            if (wallet != null) {
+              widget.navigatorKey.currentState?.pushNamed(
+                Routes.send,
+                arguments: PaymentRequest.fromUri(tempLaunchUri),
+              );
+              _walletReactionDisposer?.call();
+              _walletReactionDisposer = null;
+            }
+          },
+        );
+      }
+    });
+  }
 }