From bfe52bb9f8c45e7789ce1bf9642280d963f1aa2d Mon Sep 17 00:00:00 2001
From: nekenny <nekenny@ya.ru>
Date: Fri, 3 Apr 2026 22:46:26 +0500
Subject: [PATCH] =?UTF-8?q?feat:=20Lensa=20bot=20stub=20=E2=80=94=20Messen?=
 =?UTF-8?q?gerService=20interface=20ready=20for=20SDK=20integration?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 backend/app/messengers/lensa/__init__.py |  0
 backend/app/messengers/lensa/bot.py      | 44 ++++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 backend/app/messengers/lensa/__init__.py
 create mode 100644 backend/app/messengers/lensa/bot.py

diff --git a/backend/app/messengers/lensa/__init__.py b/backend/app/messengers/lensa/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/app/messengers/lensa/bot.py b/backend/app/messengers/lensa/bot.py
new file mode 100644
index 0000000..3703afb
--- /dev/null
+++ b/backend/app/messengers/lensa/bot.py
@@ -0,0 +1,44 @@
+import logging
+
+from fastapi import Request, Response
+
+from app.messengers.base import MessengerService
+
+logger = logging.getLogger(__name__)
+
+
+class LensaService(MessengerService):
+    """
+    Stub implementation for Lensa (IVA Technologies) messenger bot.
+
+    Lensa's Bot API/SDK is not publicly available.
+    This stub provides the MessengerService interface so the integration
+    can be implemented when SDK access is obtained from IVA Technologies.
+
+    To integrate:
+    1. Obtain SDK/API documentation from IVA Technologies (iva-tech.ru)
+    2. Implement the abstract methods below
+    3. Register webhook endpoint in main.py (similar to Telegram)
+    """
+
+    async def setup(self):
+        logger.info("Lensa bot: stub — SDK not available, skipping setup")
+
+    async def shutdown(self):
+        logger.info("Lensa bot: stub — shutting down")
+
+    async def send_message(self, chat_id: str, text: str, **kwargs):
+        logger.warning(f"Lensa bot: send_message not implemented (chat_id={chat_id})")
+
+    async def send_file(self, chat_id: str, file_path: str, caption: str = ""):
+        logger.warning(f"Lensa bot: send_file not implemented (chat_id={chat_id})")
+
+    async def notify_progress(self, chat_id: str, status: str, progress: int | None = None):
+        logger.warning(f"Lensa bot: notify_progress not implemented (chat_id={chat_id})")
+
+    async def feed_webhook(self, request: Request) -> Response:
+        logger.warning("Lensa bot: webhook received but SDK not implemented")
+        return Response(status_code=200)
+
+
+lensa_service = LensaService()