feat: enrich earth bgp event visualization

backend/app/api/v1/visualization.py

@@ -282,6 +282,18 @@ def convert_bgp_anomalies_to_geojson(records: List[BGPAnomaly]) -> Dict[str, Any
     for record in records:
         evidence = record.evidence or {}
         collectors = evidence.get("collectors") or record.peer_scope or []
+        if not collectors:
+            nested = evidence.get("events") or []
+            collectors = [
+                str((item or {}).get("collector") or "").strip()
+                for item in nested
+                if (item or {}).get("collector")
+            ]
+
+        collectors = [collector for collector in collectors if collector]
+        if not collectors:
+            collectors = []
+
         collector = collectors[0] if collectors else None
         location = None
         if collector:
@@ -299,6 +311,40 @@ def convert_bgp_anomalies_to_geojson(records: List[BGPAnomaly]) -> Dict[str, Any
         if location is None:
             continue
 
+        as_path = []
+        if isinstance(evidence.get("as_path"), list):
+            as_path = evidence.get("as_path") or []
+        if not as_path:
+            nested = evidence.get("events") or []
+            for item in nested:
+                candidate_path = (item or {}).get("as_path")
+                if isinstance(candidate_path, list) and candidate_path:
+                    as_path = candidate_path
+                    break
+
+        impacted_regions = []
+        seen_regions = set()
+        for collector_name in collectors:
+            collector_location = RIPE_RIS_COLLECTOR_COORDS.get(str(collector_name))
+            if not collector_location:
+                continue
+            region_key = (
+                collector_location.get("country"),
+                collector_location.get("city"),
+            )
+            if region_key in seen_regions:
+                continue
+            seen_regions.add(region_key)
+            impacted_regions.append(
+                {
+                    "collector": collector_name,
+                    "country": collector_location.get("country"),
+                    "city": collector_location.get("city"),
+                    "latitude": collector_location.get("latitude"),
+                    "longitude": collector_location.get("longitude"),
+                }
+            )
+
         features.append(
             {
                 "type": "Feature",
@@ -318,6 +364,10 @@ def convert_bgp_anomalies_to_geojson(records: List[BGPAnomaly]) -> Dict[str, Any
                     "prefix": record.prefix,
                     "origin_asn": record.origin_asn,
                     "new_origin_asn": record.new_origin_asn,
+                    "collectors": collectors,
+                    "collector_count": len(collectors) or 1,
+                    "as_path": as_path,
+                    "impacted_regions": impacted_regions,
                     "confidence": record.confidence,
                     "summary": record.summary,
                     "created_at": to_iso8601_utc(record.created_at),