trackdirect2/server/trackdirect/repositories/StationTelemetryBitsReposit...

70 lines
2.4 KiB
Python

import time
from server.trackdirect.common.Repository import Repository
from server.trackdirect.objects.StationTelemetryBits import StationTelemetryBits
class StationTelemetryBitsRepository(Repository):
"""A Repository class for the StationTelemetryBits class."""
def __init__(self, db):
"""Initialize the repository with a database connection.
Args:
db (psycopg2.Connection): Database connection
"""
super().__init__(db)
def get_object_by_id(self, id: int) -> StationTelemetryBits:
"""Retrieve a StationTelemetryBits object by its ID from the database.
Args:
id (int): Database row ID
Returns:
StationTelemetryBits: The retrieved object or an empty object if not found
"""
with self.db.cursor() as cursor:
cursor.execute(
"""SELECT * FROM station_telemetry_bits WHERE id = %s""", (id,))
record = cursor.fetchone()
station_telemetry_bits = self.create()
if record:
station_telemetry_bits.id = record["id"]
station_telemetry_bits.station_id = record["station_id"]
station_telemetry_bits.created_ts = record["created_ts"]
station_telemetry_bits.latest_ts = record["latest_ts"]
station_telemetry_bits.valid_to_ts = record["valid_to_ts"]
station_telemetry_bits.bits = record["bits"]
station_telemetry_bits.title = record["title"]
return station_telemetry_bits
def get_object_from_packet_data(self, data: dict) -> StationTelemetryBits:
"""Create a StationTelemetryBits object from raw packet data.
Note:
stationId will not be set.
Args:
data (dict): Raw packet data
Returns:
StationTelemetryBits: The created object
"""
station_telemetry_bits = self.create()
if "tBITS" in data:
# Remove one second for a more accurate timestamp
station_telemetry_bits.created_ts = int(time.time()) - 1
station_telemetry_bits.bits = data["tBITS"].replace('\x00', '')
station_telemetry_bits.title = data["title"].replace('\x00', '')
return station_telemetry_bits
def create(self) -> StationTelemetryBits:
"""Create an empty StationTelemetryBits object.
Returns:
StationTelemetryBits: The created object
"""
return StationTelemetryBits(self.db)