Merge pull request 'feat(ui): настоящий share friend-code + ссылка по текущему боту (service_language)' (#66) from feat/friend-invite-share into development

ui/src/lib/app.svelte.ts

@@ -19,6 +19,7 @@ import {
   telegramHaptic,
   telegramLaunch,
   telegramOnEvent,
+  telegramRequestFullscreen,
   telegramSetChrome,
 } from './telegram';
 import { parseStartParam } from './deeplink';
@@ -62,6 +63,10 @@ export const app = $state<{
   /** Whether an operator feedback reply awaits the player, for the lobby ⚙️ badge (combined
    *  with friend requests) and the Settings → Info badge. */
   feedbackReplyUnread: boolean;
+  /** Whether to show the "outdated invite link" notice: set when a Telegram deep-link friend
+   *  code is already used/expired, so the visitor lands in the lobby with a gentle pointer to
+   *  the bot instead of a scary error on the Friends screen. */
+  staleInvite: boolean;
   /** Monotonic counter bumped when the app returns to the foreground without the live stream
    *  having dropped. An open game watches it to refetch once, recovering an in-game event shed
    *  from a full hub buffer while suspended (the stream-drop case is covered by streamAlive). */
@@ -83,6 +88,7 @@ export const app = $state<{
   notifications: 0,
   chatUnread: {},
   feedbackReplyUnread: false,
+  staleInvite: false,
   resync: 0,
 });
 
@@ -134,6 +140,11 @@ export function showToast(text: string, kind: Toast['kind'] = 'info'): void {
   toastTimer = setTimeout(() => (app.toast = null), 4000);
 }
 
+/** dismissStaleInvite hides the outdated-invite-link notice (the user acknowledged it). */
+export function dismissStaleInvite(): void {
+  app.staleInvite = false;
+}
+
 /** clearChatUnread resets a game's unread chat-message count (called when its chat is opened). */
 export function clearChatUnread(gameId: string): void {
   if (app.chatUnread[gameId]) app.chatUnread = { ...app.chatUnread, [gameId]: 0 };
@@ -457,6 +468,10 @@ export async function bootstrap(): Promise<void> {
     telegramOnEvent('safeAreaChanged', syncTelegramSafeArea);
     telegramOnEvent('fullscreenChanged', syncTelegramSafeArea);
     telegramDisableVerticalSwipes();
+    // On mobile, go immersive fullscreen like Telegram's own Mini Apps; the fullscreenChanged
+    // listener above then re-syncs the safe-area insets. Desktop keeps the bot's full-size
+    // window. No-op on clients predating Bot API 8.0.
+    telegramRequestFullscreen();
     try {
       await adoptSession(await gateway.authTelegram(launch.initData));
       // A blocked account skips deep-link routing — the blocked screen overlays every route.
@@ -491,13 +506,27 @@ async function routeStartParam(param: string): Promise<void> {
       navigate(`/game/${link.id}`);
       return;
     case 'friendCode':
-      navigate('/friends');
       try {
         const friend = await gateway.friendCodeRedeem(link.code);
+        navigate('/friends');
         showToast(t('friends.added', { name: friend.displayName }));
         void refreshNotifications();
       } catch (err) {
-        handleError(err);
+        const code = err instanceof GatewayError ? err.code : '';
+        if (code === 'self_relation') {
+          // Tapping your own invite link redeems your own code: a friendly note, not the
+          // scary "can't do that to yourself" error.
+          navigate('/friends');
+          showToast(t('friends.selfInvite'));
+        } else if (code === 'friend_code_invalid') {
+          // A previously shared link whose single-use, 12h code is already spent or expired:
+          // land in the lobby and gently point at the bot, rather than a red error on Friends.
+          navigate('/');
+          app.staleInvite = true;
+        } else {
+          navigate('/friends');
+          handleError(err);
+        }
       }
       return;
     default: