refactor: split backend domains and add API behavior coverage

bot/app/web/admin_api_impl/logs.py

@@ -0,0 +1,36 @@
+# ruff: noqa: F401,F403,F405,I001
+from ._runtime import *  # noqa: F403,F405
+
+
+async def admin_logs_route(request: web.Request) -> web.Response:
+    _require_admin_user_id(request)
+    async_session_factory: sessionmaker = request.app["async_session_factory"]
+
+    page = max(0, int(request.query.get("page", 0) or 0))
+    page_size = min(200, max(1, int(request.query.get("page_size", 50) or 50)))
+    user_filter = request.query.get("user_id")
+
+    async with async_session_factory() as session:
+        if user_filter:
+            try:
+                user_id = int(user_filter)
+            except (TypeError, ValueError):
+                return _error(400, "invalid_user_id")
+            entries = await message_log_dal.get_user_message_logs(
+                session, user_id, page_size, page * page_size
+            )
+            total = await message_log_dal.count_user_message_logs(session, user_id)
+        else:
+            entries = await message_log_dal.get_all_message_logs(
+                session, page_size, page * page_size
+            )
+            total = await message_log_dal.count_all_message_logs(session)
+
+    return _ok(
+        {
+            "logs": [_serialize_log(entry) for entry in entries],
+            "page": page,
+            "page_size": page_size,
+            "total": int(total or 0),
+        }
+    )