36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
"""转账笔缴费状态规则（正式样本缴费 / 预签约意向金共用）"""
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from __future__ import annotations
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from decimal import Decimal
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from typing import Iterable, Optional, Tuple, Union
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def can_submit_receipt(pay_status: Optional[str]) -> bool:
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return (pay_status or "").strip() == "dfj"
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def can_confirm_receipt(pay_status: Optional[str]) -> bool:
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return (pay_status or "").strip() == "jfqrz"
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def can_withdraw_receipt(pay_status: Optional[str]) -> bool:
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"""仅付款确认中可撤回为已付款。"""
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return (pay_status or "").strip() == "jfqrz"
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def can_edit_transfer(pay_status: Optional[str]) -> bool:
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"""财务确认收款（yjf）前可编辑：已付款 / 付款确认中。"""
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return (pay_status or "").strip() in ("dfj", "jfqrz")
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def schedule_paid_and_arrears(
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*,
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due: Union[Decimal, float, int, str, None],
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confirmed_transfers: Iterable[Union[Decimal, float, int, str, None]],
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) -> Tuple[Decimal, Decimal]:
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"""已缴 = Σ 已确认转账；欠缴 = 应缴 − 已缴（可为负表示超缴）。"""
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due_amt = Decimal(str(due or 0))
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paid = sum((Decimal(str(x or 0)) for x in confirmed_transfers), Decimal("0"))
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return paid, due_amt - paid
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