24 lines
794 B
Python
24 lines
794 B
Python
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from uuid import UUID
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from decimal import Decimal
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from sqlalchemy import select, func
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.models.case import Case
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from app.models.assessment import FraudAssessment, ReviewStatus
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async def recalculate_case_total(case_id: UUID, db: AsyncSession) -> float:
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"""Recalculate and persist the total confirmed fraud amount for a case."""
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result = await db.execute(
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select(func.coalesce(func.sum(FraudAssessment.assessed_amount), 0))
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.where(FraudAssessment.case_id == case_id)
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.where(FraudAssessment.review_status == ReviewStatus.confirmed)
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)
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total = float(result.scalar() or 0)
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case = await db.get(Case, case_id)
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if case:
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case.total_amount = total
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await db.flush()
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return total
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