86 lines
No EOL
3.4 KiB
Python
86 lines
No EOL
3.4 KiB
Python
from datetime import datetime
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from typing import Optional
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from uuid import UUID
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from app.database import SessionLocal
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from app.models.chargepoint import ChargePoint
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from app.models.transaction import Transaction
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from app.schemas.meter_value import Measurand
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from app.schemas.transaction import TransactionEventTriggerReason, TransactionStatus
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from app.services import meter_value_service
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async def create_transaction(
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chargepoint_identity: str,
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user_id: UUID,
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timestamp: datetime,
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transaction_info,
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transaction_data
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):
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with SessionLocal() as db:
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chargepoint = db.query(ChargePoint).filter(ChargePoint.identity == chargepoint_identity).first()
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meter_start=0
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if "meter_value" in transaction_data.keys():
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for meter_value_entry in transaction_data['meter_value']:
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for sampled_value in meter_value_entry['sampled_value']:
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if "measurand" in sampled_value.keys():
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if sampled_value['measurand'] == str(Measurand.ENERGY_ACTIVE_IMPORT_REGISTER):
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meter_start = sampled_value['value']
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else:
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meter_start = sampled_value['value']
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transaction = Transaction(
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id=transaction_info["transaction_id"],
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status=TransactionStatus.ONGOING,
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started_at=timestamp,
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meter_start=meter_start,
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price=chargepoint.price,
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chargepoint_id=chargepoint.id,
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user_id=user_id
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)
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db.add(transaction)
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db.commit()
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async def update_transaction(
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transaction_id: str,
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transaction_data
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):
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with SessionLocal() as db:
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transaction = db.get(Transaction, transaction_id)
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if transaction != None:
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if transaction.status == TransactionStatus.ONGOING:
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if "meter_value" in transaction_data.keys():
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for meter_value_entry in transaction_data['meter_value']:
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await meter_value_service.create_meter_value(
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transaction_id=transaction.id,
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meter_value_data=meter_value_entry
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)
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async def end_transaction(
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transaction_id: str,
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timestamp: datetime,
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trigger_reason: str,
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transaction_data,
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user_id: Optional[UUID]
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):
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with SessionLocal() as db:
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transaction = db.get(Transaction, transaction_id)
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if transaction != None:
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meter_end=0
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if "meter_value" in transaction_data.keys():
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for meter_value_entry in transaction_data['meter_value']:
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for sampled_value in meter_value_entry['sampled_value']:
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if "measurand" in sampled_value.keys():
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if sampled_value['measurand'] == str(Measurand.ENERGY_ACTIVE_IMPORT_REGISTER):
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meter_end = sampled_value['value']
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else:
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meter_end = sampled_value['value']
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transaction.status = TransactionStatus.ENDED
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transaction.ended_at = timestamp
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transaction.end_reason = TransactionEventTriggerReason(trigger_reason)
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transaction.meter_end = meter_end
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if user_id != None:
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transaction.user_id = user_id
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db.commit() |