39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
"""fin_transaction 成交流水仓储：按客户查历史流水（规则引擎聚合规则用）。"""
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from __future__ import annotations
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from datetime import datetime
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from sqlalchemy import func, select
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from model.fin_transaction import FinTransaction
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from repositories.base import BaseRepository
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class FinTransactionRepo(BaseRepository):
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model = FinTransaction
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async def list_since(
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self, customer_id: int, since: datetime
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) -> list[FinTransaction]:
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"""查该客户 since 之后的所有成交流水，按成交时间升序。
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供规则引擎聚合规则（R005~R013 等）在内存中做窗口统计。
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"""
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stmt = (
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select(FinTransaction)
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.where(
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FinTransaction.customer_id == customer_id,
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FinTransaction.create_time >= since,
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)
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.order_by(FinTransaction.create_time, FinTransaction.id)
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)
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return list((await self.db.scalars(stmt)).all())
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async def get_last_transaction_time(self, customer_id: int) -> datetime | None:
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"""该客户最近一笔成交时间（R016 休眠账户激活判定用）。"""
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return await self.db.scalar(
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select(func.max(FinTransaction.create_time)).where(
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FinTransaction.customer_id == customer_id
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)
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)
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