init-strawberry

resolvers/listener.py

@@ -0,0 +1,37 @@
+import json
+from typing import List, Dict
+
+from orm.notification import Notification
+from services.db import local_session
+from services.rediscache import redis
+
+
+def handle_reaction(notification: Dict[str, str | int | List[int]]):
+    """создаеёт новое хранимое уведомление"""
+    try:
+        with local_session() as session:
+            n = Notification(**notification)
+            session.add(n)
+            session.commit(n)
+    except Exception as e:
+        session.rollback()
+        print(f"[listener.handle_reaction] error: {str(e)}")
+
+
+def stop(pubsub):
+    pubsub.unsubscribe()
+    pubsub.close()
+
+
+def start():
+    pubsub = redis.pubsub()
+    pubsub.subscribe("reaction")
+    try:
+        # Бесконечный цикл прослушивания
+        while True:
+            msg = pubsub.get_message()
+            handle_reaction(json.loads(msg["data"]))
+    except Exception:
+        pass
+    finally:
+        stop(pubsub)