changes

app/models/base.py

@@ -1,7 +1,7 @@
 """
 Base model with common fields
 """
-from sqlalchemy import Column, DateTime, String
+from sqlalchemy import Column, DateTime, String, event
 from sqlalchemy.sql import func
 from app.database.base import Base
 
@@ -14,4 +14,41 @@ class TimestampMixin:
 
 class BaseModel(Base, TimestampMixin):
     """Base model class"""
-    __abstract__ = True
+    __abstract__ = True
+
+
+# Event listeners for adaptive cache integration
+@event.listens_for(BaseModel, 'after_update', propagate=True)
+def record_update(mapper, connection, target):
+    """Record data updates for adaptive cache TTL calculation"""
+    try:
+        from app.services.adaptive_cache import record_data_update
+        table_name = target.__tablename__
+        record_data_update(table_name)
+    except Exception:
+        # Don't fail database operations if cache tracking fails
+        pass
+
+
+@event.listens_for(BaseModel, 'after_insert', propagate=True)
+def record_insert(mapper, connection, target):
+    """Record data inserts for adaptive cache TTL calculation"""
+    try:
+        from app.services.adaptive_cache import record_data_update
+        table_name = target.__tablename__
+        record_data_update(table_name)
+    except Exception:
+        # Don't fail database operations if cache tracking fails
+        pass
+
+
+@event.listens_for(BaseModel, 'after_delete', propagate=True)
+def record_delete(mapper, connection, target):
+    """Record data deletions for adaptive cache TTL calculation"""
+    try:
+        from app.services.adaptive_cache import record_data_update
+        table_name = target.__tablename__
+        record_data_update(table_name)
+    except Exception:
+        # Don't fail database operations if cache tracking fails
+        pass