From 835436fa1a8957e47a02b99ea2088d7757cef342 Mon Sep 17 00:00:00 2001
From: 3252a8 <3252a8@proton.me>
Date: Fri, 22 May 2026 16:29:59 +0300
Subject: [PATCH] fix: ensure web app pay button is spawning when enable
 payment provider

---
 .../bot/app/web/admin_api_impl/settings.py    |  6 +++
 backend/bot/app/web/webapp/cache_helpers.py   | 36 ++++++++++++-
 tests/test_webapp_assets.py                   | 53 +++++++++++++++++++
 3 files changed, 94 insertions(+), 1 deletion(-)

diff --git a/backend/bot/app/web/admin_api_impl/settings.py b/backend/bot/app/web/admin_api_impl/settings.py
index 8b3299d..dbb2aa2 100644
--- a/backend/bot/app/web/admin_api_impl/settings.py
+++ b/backend/bot/app/web/admin_api_impl/settings.py
@@ -79,6 +79,12 @@ async def admin_settings_patch_route(request: web.Request) -> web.Response:
     if isinstance(cache, dict):
         cache["ts"] = 0.0
         cache["data"] = {}
+    try:
+        from bot.app.web.webapp.cache_helpers import invalidate_all_webapp_user_caches
+
+        await invalidate_all_webapp_user_caches(settings, include_devices=True)
+    except Exception:
+        logger.exception("Failed to invalidate WebApp user payload caches after settings update")
     if (
         "WEBAPP_LOGO_URL" in updates
         or "WEBAPP_LOGO_URL" in deletes
diff --git a/backend/bot/app/web/webapp/cache_helpers.py b/backend/bot/app/web/webapp/cache_helpers.py
index 65ef57d..b6ca590 100644
--- a/backend/bot/app/web/webapp/cache_helpers.py
+++ b/backend/bot/app/web/webapp/cache_helpers.py
@@ -2,7 +2,7 @@ from __future__ import annotations
 
 from typing import Any, Awaitable, Callable, Optional
 
-from bot.infra.redis import cache_delete, redis_key
+from bot.infra.redis import cache_delete, cache_delete_pattern, redis_key
 from bot.utils.ttl_cache import AsyncTTLCache
 from config.settings import Settings
 
@@ -55,6 +55,20 @@ def invalidate_local_webapp_user_payload(
             cache.invalidate(key)
 
 
+def invalidate_all_local_webapp_user_payloads(
+    settings: Settings,
+    namespace: Optional[str] = None,
+) -> None:
+    for (settings_id, cache_namespace, _ttl), cache in tuple(
+        _WEBAPP_USER_PAYLOAD_CACHES.items()
+    ):
+        if settings_id != id(settings):
+            continue
+        if namespace is not None and cache_namespace != namespace:
+            continue
+        cache.invalidate()
+
+
 async def invalidate_webapp_user_caches(
     settings: Settings,
     *user_ids: Optional[int],
@@ -79,3 +93,23 @@ async def invalidate_webapp_user_caches(
             invalidate_local_webapp_user_payload(settings, "devices", user_id)
     if keys:
         await cache_delete(settings, *keys)
+
+
+async def invalidate_all_webapp_user_caches(
+    settings: Settings,
+    *,
+    include_devices: bool = False,
+) -> None:
+    namespaces = ["me"]
+    if include_devices:
+        namespaces.append("devices")
+
+    for namespace in namespaces:
+        invalidate_all_local_webapp_user_payloads(settings, namespace)
+        try:
+            await cache_delete_pattern(
+                settings,
+                redis_key(settings, "cache", "webapp", namespace, "*"),
+            )
+        except Exception:
+            continue
diff --git a/tests/test_webapp_assets.py b/tests/test_webapp_assets.py
index e8e139c..4879a11 100644
--- a/tests/test_webapp_assets.py
+++ b/tests/test_webapp_assets.py
@@ -15,6 +15,7 @@ from PIL import Image
 from bot.app.web import subscription_webapp
 from bot.app.web.admin_api_impl import themes as admin_themes
 from bot.app.web.webapp import assets as webapp_assets
+from bot.app.web.webapp import cache_helpers
 from config.settings import Settings
 from config.webapp_themes_config import WebappThemesConfig, builtin_webapp_themes_config
 
@@ -449,6 +450,58 @@ class WebAppAssetTests(unittest.IsolatedAsyncioTestCase):
             [{"id": "yookassa", "name": "Bank card", "icon": "WalletCards"}],
         )
 
+    def test_serialize_payment_methods_includes_wata_from_provider_config(self):
+        from bot.payment_providers import build_provider_configs, get_provider_bundle
+
+        build_provider_configs(force=True)
+        bundle = get_provider_bundle("wata_service")
+        self.assertIsNotNone(bundle)
+        bundle.config.ENABLED = True
+        bundle.config.API_TOKEN = "wata-token"
+
+        settings = Settings(
+            _env_file=None,
+            BOT_TOKEN="token",
+            POSTGRES_USER="app_user",
+            POSTGRES_PASSWORD="app_password",
+            TARIFFS_CONFIG_PATH="missing-tariffs.json",
+            PAYMENT_METHODS_ORDER="wata",
+            STARS_ENABLED=False,
+        )
+        app = {"wata_service": SimpleNamespace(configured=True)}
+
+        methods = subscription_webapp._serialize_payment_methods(settings, app, "en")
+
+        self.assertEqual(methods, [{"id": "wata", "name": "Wata", "icon": "WalletCards"}])
+
+    async def test_invalidate_all_webapp_user_caches_clears_cached_me_payload(self):
+        settings = Settings(
+            _env_file=None,
+            BOT_TOKEN="token",
+            POSTGRES_USER="app_user",
+            POSTGRES_PASSWORD="app_password",
+            REDIS_URL=None,
+        )
+        calls = 0
+
+        async def loader():
+            nonlocal calls
+            calls += 1
+            return {"payment_methods": [{"id": f"method-{calls}"}]}
+
+        first = await cache_helpers.webapp_cached_user_payload(settings, "me", 42, 60, loader)
+        second = await cache_helpers.webapp_cached_user_payload(settings, "me", 42, 60, loader)
+
+        self.assertEqual(first, {"payment_methods": [{"id": "method-1"}]})
+        self.assertEqual(second, first)
+        self.assertEqual(calls, 1)
+
+        await cache_helpers.invalidate_all_webapp_user_caches(settings)
+        third = await cache_helpers.webapp_cached_user_payload(settings, "me", 42, 60, loader)
+
+        self.assertEqual(third, {"payment_methods": [{"id": "method-2"}]})
+        self.assertEqual(calls, 2)
+
     def test_serialize_plans_includes_stars_only_subscription_options(self):
         settings = Settings(
             _env_file=None,