Files
Backend/sensor_external_api/services.py
T
2026-04-29 01:27:16 +03:30

291 lines
11 KiB
Python

import logging
from django.conf import settings
from django.db import OperationalError, ProgrammingError, transaction
from external_api_adapter import request as external_api_request
from external_api_adapter.exceptions import ExternalAPIRequestError
from farm_hub.models import FarmSensor
from notifications.services import create_notification_for_farm_uuid
from .models import SensorExternalRequestLog
logger = logging.getLogger(__name__)
class FarmDataForwardError(Exception):
pass
def get_sensor_external_request_logs_for_farm(
*,
farm_uuid,
physical_device_uuid=None,
sensor_type=None,
date_from=None,
date_to=None,
):
try:
queryset = SensorExternalRequestLog.objects.filter(farm_uuid=farm_uuid)
if physical_device_uuid:
queryset = queryset.filter(physical_device_uuid=physical_device_uuid)
if sensor_type:
physical_device_uuids = FarmSensor.objects.filter(
farm__farm_uuid=farm_uuid,
sensor_type=sensor_type,
).values_list("physical_device_uuid", flat=True)
queryset = queryset.filter(physical_device_uuid__in=physical_device_uuids)
if date_from:
queryset = queryset.filter(created_at__date__gte=date_from)
if date_to:
queryset = queryset.filter(created_at__date__lte=date_to)
return queryset.order_by("-created_at", "-id")
except (ProgrammingError, OperationalError) as exc:
raise ValueError("Sensor external API tables are not migrated.") from exc
def get_farm_sensor_map_for_logs(*, logs):
try:
logs = list(logs)
if not logs:
return {}
farm_sensor_queryset = (
FarmSensor.objects.select_related("farm", "sensor_catalog")
.filter(
farm__farm_uuid__in={log.farm_uuid for log in logs},
physical_device_uuid__in={log.physical_device_uuid for log in logs},
)
.order_by("-created_at", "-id")
)
farm_sensor_map = {}
for farm_sensor in farm_sensor_queryset:
exact_key = (
farm_sensor.farm.farm_uuid,
farm_sensor.sensor_catalog.uuid if farm_sensor.sensor_catalog else None,
farm_sensor.physical_device_uuid,
)
fallback_key = (
farm_sensor.farm.farm_uuid,
None,
farm_sensor.physical_device_uuid,
)
farm_sensor_map.setdefault(exact_key, farm_sensor)
farm_sensor_map.setdefault(fallback_key, farm_sensor)
return farm_sensor_map
except (ProgrammingError, OperationalError) as exc:
raise ValueError("Sensor external API tables are not migrated.") from exc
def get_latest_sensor_external_request_log(*, farm_uuid, sensor_catalog_uuid, physical_device_uuid):
try:
return (
SensorExternalRequestLog.objects.filter(
farm_uuid=farm_uuid,
sensor_catalog_uuid=sensor_catalog_uuid,
physical_device_uuid=physical_device_uuid,
)
.order_by("-created_at", "-id")
.first()
)
except (ProgrammingError, OperationalError) as exc:
raise ValueError("Sensor external API tables are not migrated.") from exc
def create_sensor_external_notification(*, physical_device_uuid, payload=None):
payload = payload or {}
logger.warning(
"Sensor external notification start: physical_device_uuid=%s payload_type=%s payload_keys=%s",
physical_device_uuid,
type(payload).__name__,
sorted(payload.keys()) if isinstance(payload, dict) else None,
)
sensor = (
FarmSensor.objects.select_related("farm", "farm__current_crop_area", "sensor_catalog")
.filter(physical_device_uuid=physical_device_uuid)
.first()
)
if sensor is None:
logger.error(
"Sensor external notification failed: physical device not found for uuid=%s",
physical_device_uuid,
)
raise ValueError("Physical device not found.")
try:
with transaction.atomic():
SensorExternalRequestLog.objects.create(
farm_uuid=sensor.farm.farm_uuid,
sensor_catalog_uuid=sensor.sensor_catalog.uuid if sensor.sensor_catalog else None,
physical_device_uuid=sensor.physical_device_uuid,
payload=payload,
)
notification = create_notification_for_farm_uuid(
farm_uuid=sensor.farm.farm_uuid,
title="Sensor external API request",
message=f"Payload received from device {sensor.physical_device_uuid}.",
level="info",
metadata={
"farm_uuid": str(sensor.farm.farm_uuid),
"sensor_catalog_uuid": str(sensor.sensor_catalog.uuid) if sensor.sensor_catalog else None,
"physical_device_uuid": str(sensor.physical_device_uuid),
"payload": payload,
},
)
logger.warning(
"Sensor external notification created: farm_uuid=%s sensor_catalog_uuid=%s physical_device_uuid=%s",
sensor.farm.farm_uuid,
sensor.sensor_catalog.uuid if sensor.sensor_catalog else None,
sensor.physical_device_uuid,
)
return notification
except (ProgrammingError, OperationalError) as exc:
logger.exception(
"Sensor external notification failed due to database readiness: physical_device_uuid=%s",
physical_device_uuid,
)
raise ValueError("Sensor external API tables are not migrated.") from exc
def forward_sensor_payload_to_farm_data(*, physical_device_uuid, payload=None):
payload = payload or {}
sensor = (
FarmSensor.objects.select_related("farm", "farm__current_crop_area", "sensor_catalog")
.filter(physical_device_uuid=physical_device_uuid)
.first()
)
if sensor is None:
logger.error(
"Farm data forward failed: physical device not found for uuid=%s",
physical_device_uuid,
)
raise ValueError("Physical device not found.")
farm_boundary = _get_farm_boundary(sensor=sensor)
api_key = getattr(settings, "FARM_DATA_API_KEY", "")
if not api_key:
logger.error(
"Farm data forward failed: FARM_DATA_API_KEY missing for farm_uuid=%s physical_device_uuid=%s",
sensor.farm.farm_uuid,
physical_device_uuid,
)
raise FarmDataForwardError("FARM_DATA_API_KEY is not configured.")
sensor_key = _get_sensor_key(sensor=sensor)
normalized_sensor_payload = _normalize_sensor_payload(sensor_key=sensor_key, sensor_payload=payload)
request_payload = {
"farm_uuid": str(sensor.farm.farm_uuid),
"farm_boundary": farm_boundary,
"sensor_key": sensor_key,
"sensor_payload": normalized_sensor_payload,
}
logger.warning(
"Farm data forward start: farm_uuid=%s physical_device_uuid=%s sensor_key=%s payload_keys=%s boundary_type=%s boundary_points=%s",
sensor.farm.farm_uuid,
physical_device_uuid,
sensor_key,
sorted(normalized_sensor_payload.keys()) if isinstance(normalized_sensor_payload, dict) else None,
farm_boundary.get("type") if isinstance(farm_boundary, dict) else None,
len(farm_boundary.get("coordinates", [[]])[0]) if isinstance(farm_boundary, dict) and farm_boundary.get("coordinates") else None,
)
try:
response = external_api_request(
"ai",
_get_farm_data_path(),
method="POST",
payload=request_payload,
headers={
"Accept": "application/json",
"Content-Type": "application/json",
"X-API-Key": api_key,
"Authorization": f"Api-Key {api_key}",
},
)
except ExternalAPIRequestError as exc:
logger.exception(
"Farm data forward request exception: farm_uuid=%s physical_device_uuid=%s sensor_key=%s",
sensor.farm.farm_uuid,
physical_device_uuid,
sensor_key,
)
raise FarmDataForwardError(f"Farm data API request failed: {exc}") from exc
if response.status_code >= 400:
response_body = response.data
logger.error(
"Farm data forward rejected: farm_uuid=%s physical_device_uuid=%s sensor_key=%s status_code=%s response=%s",
sensor.farm.farm_uuid,
physical_device_uuid,
sensor_key,
response.status_code,
response_body,
)
raise FarmDataForwardError(
f"Farm data API returned status {response.status_code}: {response_body}"
)
logger.warning(
"Farm data forward success: farm_uuid=%s physical_device_uuid=%s sensor_key=%s status_code=%s",
sensor.farm.farm_uuid,
physical_device_uuid,
sensor_key,
response.status_code,
)
return request_payload
def _get_farm_boundary(*, sensor):
crop_area = sensor.farm.current_crop_area or sensor.farm.crop_areas.order_by("-created_at", "-id").first()
if crop_area is None:
logger.error(
"Farm data forward failed: no farm boundary configured for farm_uuid=%s physical_device_uuid=%s",
sensor.farm.farm_uuid,
sensor.physical_device_uuid,
)
raise FarmDataForwardError("Farm boundary is not configured for this farm.")
geometry = crop_area.geometry or {}
if geometry.get("type") == "Feature":
geometry = geometry.get("geometry") or {}
if geometry.get("type") != "Polygon":
logger.error(
"Farm data forward failed: invalid boundary geometry type=%s for farm_uuid=%s physical_device_uuid=%s",
geometry.get("type"),
sensor.farm.farm_uuid,
sensor.physical_device_uuid,
)
raise FarmDataForwardError("Farm boundary geometry must be a Polygon.")
return geometry
def _normalize_sensor_payload(*, sensor_key, sensor_payload):
if not sensor_payload:
return {}
if not isinstance(sensor_payload, dict):
raise FarmDataForwardError("`payload` must be a JSON object.")
if all(isinstance(value, dict) for value in sensor_payload.values()):
return sensor_payload
return {sensor_key: sensor_payload}
def _get_sensor_key(*, sensor):
if sensor.sensor_catalog and sensor.sensor_catalog.code:
return sensor.sensor_catalog.code
return "sensor-7-1"
def _get_farm_data_path():
return getattr(settings, "FARM_DATA_API_PATH", "/api/farm-data/")