from typing import Dict
from ..models import TelemetryEvent


def parse_telemetry(payload: Dict) -> TelemetryEvent:
    """Parse a raw telemetry payload into a TelemetryEvent model.

    This is a lightweight starter adapter; real deployments would include
    robust validation, TLS mutual authentication, and schema versioning.
    """
    # Minimal mapping with defaults
    return TelemetryEvent(
        site_id=payload.get("site_id", "unknown_site"),
        asset_id=payload.get("asset_id", "unknown_asset"),
        timestamp=payload.get("timestamp", "1970-01-01T00:00:00Z"),
        v_current=float(payload.get("v_current", 0.0)),
        temp=float(payload.get("temp", 0.0)),
        # Support optional vibration data; default to 0.0 if missing
        vibration=float(payload.get("vibration", 0.0)),
        status=payload.get("status"),
    )