From 30cf34809977b77032f717a2b440dd3fa6e22a09 Mon Sep 17 00:00:00 2001
From: Nikita Kuznetsov <nkuz915@gmail.com>
Date: Mon, 16 Dec 2024 12:37:18 +0100
Subject: [PATCH] Handle bring to front link

---
 packages/core/src/service/deeplinkingService.ts      | 10 ++++++++++
 packages/uikit/src/components/connect/connectHook.ts | 11 ++++++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/service/deeplinkingService.ts b/packages/core/src/service/deeplinkingService.ts
index 6f6850332..030e8071a 100644
--- a/packages/core/src/service/deeplinkingService.ts
+++ b/packages/core/src/service/deeplinkingService.ts
@@ -1,6 +1,16 @@
 import queryString from 'query-string';
 import { seeIfValidTonAddress } from '../utils/common';
 
+export function seeIfBringToFrontLink(options: { url: string }) {
+    const { query } = queryString.parseUrl(options.url);
+
+    if (typeof query.ret === 'string' && query.v == null) {
+        return { ret: query.ret };
+    } else {
+        return null;
+    }
+}
+
 export interface TonTransferParams {
     address?: string;
     amount?: string;
diff --git a/packages/uikit/src/components/connect/connectHook.ts b/packages/uikit/src/components/connect/connectHook.ts
index 055806497..dd9e87ade 100644
--- a/packages/uikit/src/components/connect/connectHook.ts
+++ b/packages/uikit/src/components/connect/connectHook.ts
@@ -4,7 +4,10 @@ import {
     DAppManifest,
     SendTransactionAppRequest
 } from '@tonkeeper/core/dist/entries/tonConnect';
-import { parseTonTransferWithAddress } from '@tonkeeper/core/dist/service/deeplinkingService';
+import {
+    parseTonTransferWithAddress,
+    seeIfBringToFrontLink
+} from '@tonkeeper/core/dist/service/deeplinkingService';
 import {
     connectRejectResponse,
     parseTonConnect,
@@ -28,6 +31,12 @@ export const useGetConnectInfo = () => {
 
     return useMutation<null | TonConnectParams, Error, string>(async url => {
         try {
+            const bring = seeIfBringToFrontLink({ url });
+            if (bring != null) {
+                // TODO: save ret parameter and user after confirm transaction
+                return null;
+            }
+
             const transfer = parseTonTransferWithAddress({ url });
 
             if (transfer) {