From 81c99c6c5f159c11a040e9dcaa6c0e1c0f10f5ec Mon Sep 17 00:00:00 2001
From: Hewston Fox <hewstonfox@gmail.com>
Date: Wed, 18 Mar 2026 02:02:25 +0200
Subject: [PATCH] fix: tg detection

---
 src/tg/index.ts | 67 ++++++++++++++++++++++++++-----------------------
 1 file changed, 36 insertions(+), 31 deletions(-)

diff --git a/src/tg/index.ts b/src/tg/index.ts
index 20d84d3..b460cf2 100644
--- a/src/tg/index.ts
+++ b/src/tg/index.ts
@@ -5,34 +5,39 @@ export const STORAGE_KEYS = {
 } as const;
 export type StorageKey = (typeof STORAGE_KEYS)[keyof typeof STORAGE_KEYS];
 
-const MOCKED_START_PARAM = `debug+${Math.random().toString(36).substring(2, 15)}`;
+const isRealTelegram = () => {
+  if (typeof window === "undefined") return false;
+  const search = location.hash.slice(1) || location.search.slice(1);
+  return search.includes("tgWebAppData");
+};
 
-tg.mockTelegramEnv({
-  launchParams: {
-    tgWebAppData: new URLSearchParams({
-      user: JSON.stringify({
-        id: 1,
-        first_name: "Pavel",
-        is_bot: false,
-        last_name: "Durov",
-        username: "durov",
-        language_code: "en",
-        is_premium: true,
-        photo_url:
-          "https://media4.giphy.com/media/v1.Y2lkPTZjMDliOTUyeXF1MzYyY2pwMjR2YWFhNDhqdXBsc216MWo2aW9pczNnNXM2ZmZmbCZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/xUPGcHc4I3wICqp8bu/giphy.gif",
-        added_to_attachment_menu: false,
-        allows_write_to_pm: true,
-      } satisfies tg.User),
-      hash: "",
-      signature: "",
-      auth_date: Date.now().toString(),
-    }),
-    tgWebAppStartParam: MOCKED_START_PARAM,
-    tgWebAppThemeParams: {},
-    tgWebAppVersion: "8",
-    tgWebAppPlatform: "android",
-  },
-});
+if (!isRealTelegram()) {
+  tg.mockTelegramEnv({
+    launchParams: {
+      tgWebAppData: new URLSearchParams({
+        user: JSON.stringify({
+          id: 1,
+          first_name: "Pavel",
+          is_bot: false,
+          last_name: "Durov",
+          username: "durov",
+          language_code: "en",
+          is_premium: true,
+          photo_url:
+            "https://media4.giphy.com/media/v1.Y2lkPTZjMDliOTUyeXF1MzYyY2pwMjR2YWFhNDhqdXBsc216MWo2aW9pczNnNXM2ZmZmbCZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/xUPGcHc4I3wICqp8bu/giphy.gif",
+          added_to_attachment_menu: false,
+          allows_write_to_pm: true,
+        } satisfies tg.User),
+        hash: "",
+        signature: "",
+        auth_date: Date.now().toString(),
+      }),
+      tgWebAppThemeParams: {},
+      tgWebAppVersion: "8",
+      tgWebAppPlatform: "android",
+    },
+  });
+}
 
 type WithChecks<Result> = {
   ifAvailable: (...args: any[]) => { ok: true; data: Result } | { ok: false };
@@ -44,8 +49,6 @@ const isPromise = <T>(value: T | Promise<T>): value is Promise<T> =>
 const promisify = <T>(value: T | Promise<T>): Promise<T> =>
   isPromise(value) ? value : Promise.resolve(value);
 
-const isTMA = () => tg.retrieveLaunchParams()?.tgWebAppStartParam !== MOCKED_START_PARAM;
-
 const fallbackImplementation = <
   T extends ((...args: any) => any) & WithChecks<any>,
   Async extends boolean,
@@ -58,7 +61,7 @@ const fallbackImplementation = <
   cb: T,
   onErr: F,
 ): Async extends true ? Promise<Result> : Awaited<Result> => {
-  if (isTMA()) {
+  if (isRealTelegram()) {
     const res = cb.ifAvailable.apply(null, args);
     const returnValue = (res.ok ? res.data : onErr.apply(null, args)) as Result;
     if (!async) return returnValue as Async extends true ? Promise<Result> : Awaited<Result>;
@@ -81,7 +84,9 @@ export default {
     tg.swipeBehavior.disableVertical.ifAvailable();
     tg.viewport.expand.ifAvailable();
     tg.miniApp.setHeaderColor.ifAvailable("#000000");
-    console.log(isTMA() ? "Telegram Mini App initialized" : "TMA Debug mode in Web initialized");
+    console.log(
+      isRealTelegram() ? "Telegram Mini App initialized" : "TMA Debug mode in Web initialized",
+    );
   },
   openLink(url: string | URL, options?: tg.OpenLinkOptions) {
     tg.openLink.ifAvailable(url, options);