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7ff7119 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | """14: Contract date anomalies — A level, universal.
* expiry_date < effective_date → HIGH (logically impossible)
* "indefinite" / "unlimited" string and null aliases skipped (NOT flagged)
"""
from __future__ import annotations
from domain_checks.base import make_risk
from graph.states.pipeline_state import Risk
from utils.numbers import is_null_alias
_REGULATION = "Contract date best practice"
_INDEFINITE_TOKENS = {
"indefinite", "unlimited", "perpetual", "open-ended",
"határozatlan", "unbefristet",
}
class ContractDatesCheck:
check_id = "check_14_contract_dates"
regulation = _REGULATION
is_hu_specific = False
applies_to = {"contract"}
def apply(self, extracted: dict) -> list[Risk]:
risks: list[Risk] = []
effective_date = str(extracted.get("effective_date") or "")
expiry_date = str(extracted.get("expiry_date") or "")
# expiry_date < effective_date (string comparison works for YYYY-MM-DD)
if (effective_date and expiry_date
and not is_null_alias(effective_date) and not is_null_alias(expiry_date)
and expiry_date.lower() not in _INDEFINITE_TOKENS
and expiry_date < effective_date):
risks.append(make_risk(
description=(
f"Date logic contradiction: expiry date ({expiry_date}) "
f"precedes effective date ({effective_date})"
),
severity="high",
rationale=(
f"The contract's expiry date ({expiry_date}) is earlier than "
f"its effective date ({effective_date}). This is logically "
f"impossible and threatens the contract's enforceability."
),
regulation=_REGULATION,
source_check_id=self.check_id,
))
return risks
|