Add SNMP profile mapping and fix asset cleanup

backend/app/api/assets.py

@@ -1,10 +1,12 @@
+from datetime import UTC, datetime
+
 from fastapi import APIRouter, Depends, HTTPException
 from sqlalchemy import select
 from sqlalchemy.orm import Session
 
 from app.auth.dependencies import get_current_user, require_role
 from app.db.session import get_db
-from app.models import Asset, User
+from app.models import Asset, Incident, Monitor, User
 from app.schemas.core import AssetCreate, AssetRead, AssetUpdate
 
 router = APIRouter(prefix="/assets", tags=["assets"])
@@ -86,5 +88,26 @@ def delete_asset(
     asset = db.get(Asset, asset_id)
     if asset is None:
         raise HTTPException(status_code=404, detail="Asset not found")
+
+    attached_monitors = db.scalars(select(Monitor).where(Monitor.asset_id == asset.id)).all()
+    attached_monitor_ids = [monitor.id for monitor in attached_monitors]
+    now = datetime.now(UTC)
+
+    if attached_monitor_ids:
+        monitor_incidents = db.scalars(select(Incident).where(Incident.monitor_id.in_(attached_monitor_ids))).all()
+        for incident in monitor_incidents:
+            if incident.status == "open":
+                incident.status = "resolved"
+                incident.resolved_at = now
+                incident.details = {**(incident.details or {}), "recovery_message": "Asset was deleted"}
+            incident.monitor_id = None
+
+    asset_incidents = db.scalars(select(Incident).where(Incident.asset_id == asset.id)).all()
+    for incident in asset_incidents:
+        incident.asset_id = None
+
+    for monitor in attached_monitors:
+        db.delete(monitor)
+
     db.delete(asset)
     db.commit()