Continue AI features and improve protocol support

core/modules/mixed_protocol.py

@@ -0,0 +1,54 @@
+from dataclasses import dataclass, field
+from typing import Any
+
+
+@dataclass(slots=True)
+class UnifiedEvent:
+    """
+    Normalized event envelope shared across protocol adapters.
+    """
+
+    service: str
+    event_type: str
+    identifier: str = ""
+    text: str = ""
+    ts: int | None = None
+    message_timestamps: list[int] = field(default_factory=list)
+    attachments: list[dict[str, Any]] = field(default_factory=list)
+    payload: dict[str, Any] = field(default_factory=dict)
+
+
+def normalize_gateway_event(service: str, payload: dict[str, Any]) -> UnifiedEvent:
+    event_type = str(payload.get("type") or "").strip().lower()
+    message_timestamps = []
+    raw_timestamps = payload.get("message_timestamps") or payload.get("timestamps") or []
+    if isinstance(raw_timestamps, list):
+        for item in raw_timestamps:
+            try:
+                message_timestamps.append(int(item))
+            except Exception:
+                continue
+    elif raw_timestamps:
+        try:
+            message_timestamps = [int(raw_timestamps)]
+        except Exception:
+            message_timestamps = []
+
+    ts = payload.get("ts") or payload.get("timestamp")
+    try:
+        ts = int(ts) if ts is not None else None
+    except Exception:
+        ts = None
+
+    return UnifiedEvent(
+        service=service,
+        event_type=event_type,
+        identifier=str(
+            payload.get("identifier") or payload.get("source") or payload.get("from") or ""
+        ).strip(),
+        text=str(payload.get("text") or ""),
+        ts=ts,
+        message_timestamps=message_timestamps,
+        attachments=list(payload.get("attachments") or []),
+        payload=dict(payload or {}),
+    )