26 lines
905 B
Python
26 lines
905 B
Python
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# -*- coding: utf-8 -*-
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"""业务层 · 财务服务（OPC 收支流水）。
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业务层只处理业务逻辑，依赖基础设施层 Repository；不反向依赖接口层。
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"""
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from __future__ import annotations
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from ..infrastructure.repositories import Database
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class FinanceService:
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"""OPC 财务流水管理。"""
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def __init__(self, db: Database):
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self.db = db
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async def add_record(self, user_id: str, category: str, amount: int, date: str, note: str = "") -> dict:
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"""记一笔收支（收入为正、支出为负由调用方给定金额符号）。"""
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return await self.db.finance.create(
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user_id=user_id, category=category, amount=amount,
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date=date, note=note,
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)
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async def list_by_user(self, user_id: str, category: str | None = None) -> list[dict]:
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return await self.db.finance.list_by_user(user_id, category)
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