simple-ocpp-cs/app/services/transaction_service.py
Oliver Traber ae2fe763f1
Some checks failed
ci/woodpecker/push/docker Pipeline was successful
ci/woodpecker/cron/docker Pipeline failed
Refactor chargepoint logic
2024-07-25 21:34:31 +02:00

86 lines
3.4 KiB
Python

from datetime import datetime
from typing import Optional
from uuid import UUID
from app.database import SessionLocal
from app.models.chargepoint import ChargePoint
from app.models.transaction import Transaction
from app.schemas.meter_value import Measurand
from app.schemas.transaction import TransactionEventTriggerReason, TransactionStatus
from app.services import meter_value_service
async def create_transaction(
chargepoint_identity: str,
user_id: UUID,
timestamp: datetime,
transaction_info,
transaction_data
):
with SessionLocal() as db:
chargepoint = db.query(ChargePoint).filter(ChargePoint.identity == chargepoint_identity).first()
meter_start=0
if "meter_value" in transaction_data.keys():
for meter_value_entry in transaction_data['meter_value']:
for sampled_value in meter_value_entry['sampled_value']:
if "measurand" in sampled_value.keys():
if sampled_value['measurand'] == str(Measurand.ENERGY_ACTIVE_IMPORT_REGISTER):
meter_start = sampled_value['value']
else:
meter_start = sampled_value['value']
transaction = Transaction(
id=transaction_info["transaction_id"],
status=TransactionStatus.ONGOING,
started_at=timestamp,
meter_start=meter_start,
price=chargepoint.price,
chargepoint_id=chargepoint.id,
user_id=user_id
)
db.add(transaction)
db.commit()
async def update_transaction(
transaction_id: str,
transaction_data
):
with SessionLocal() as db:
transaction = db.get(Transaction, transaction_id)
if transaction != None:
if transaction.status == TransactionStatus.ONGOING:
if "meter_value" in transaction_data.keys():
for meter_value_entry in transaction_data['meter_value']:
await meter_value_service.create_meter_value(
transaction_id=transaction.id,
meter_value_data=meter_value_entry
)
async def end_transaction(
transaction_id: str,
timestamp: datetime,
trigger_reason: str,
transaction_data,
user_id: Optional[UUID]
):
with SessionLocal() as db:
transaction = db.get(Transaction, transaction_id)
if transaction != None:
meter_end=0
if "meter_value" in transaction_data.keys():
for meter_value_entry in transaction_data['meter_value']:
for sampled_value in meter_value_entry['sampled_value']:
if "measurand" in sampled_value.keys():
if sampled_value['measurand'] == str(Measurand.ENERGY_ACTIVE_IMPORT_REGISTER):
meter_end = sampled_value['value']
else:
meter_end = sampled_value['value']
transaction.status = TransactionStatus.ENDED
transaction.ended_at = timestamp
transaction.end_reason = TransactionEventTriggerReason(trigger_reason)
transaction.meter_end = meter_end
if user_id != None:
transaction.user_id = user_id
db.commit()