# -*- coding: utf-8 -*-
"""通用模块"""

from typing import Any, Dict, List
from decimal import Decimal, ROUND_HALF_UP

import pandas
from common import masterdata, rules_engine


def case_adjust(dossier: Dict[str, Any]) -> None:
    """
    理算赔案并整合至赔案档案
    :param dossier: 赔案档案
    :return: 无
    """
    # 基于拒付决策规则评估
    if not (result := rules_engine.evaluate(decision="拒付", inputs=dossier)):
        raise RuntimeError("该保险分公司未配置拒付规则")

    dossier["adjustment_layer"].update(
        {
            "conclusion": (conclusion := result["conclusion"]),  # 理赔结论
            "explanation": result["explanation"],  # 结论说明
        }
    )
    if conclusion == "拒付":
        return

    # 赔案理算记录
    adjustments = (
        pandas.DataFrame(data=dossier["receipts_layer"]).assing(
            adjustments=lambda dataframe: dataframe.apply(
                lambda row: receipt_adjust(
                    row=row, liabilities=dossier["liabilities_layer"]
                ),
                axis="columns",
            )  # 票据理算
        )
    ).explode("adjustments", ignore_index=True)
    print(adjustments)


def receipt_adjust(
    row: pandas.Series, liabilities: List[Dict[str, Any]]
) -> List[Dict[str, Any]]:
    """
    理算票据
    :param row: 一张票据数据
    :param liabilities: 理算责任
    :return: 理算记录
    """
    # 初始化票据理算记录
    adjustments = []
    # 初始化剩余个人自费金额
    remaining_personal_self_payment = row["personal_self_payment"]
    # 初始化剩余个人自付金额
    remaining_non_medical_payment = row["non_medical_payment"]
    # 初始化剩余合理金额
    remaining_reasonable_amount = row["reasonable_amount"]

    # 出险事故
    accident = row["accident"]
    # 出险人
    accident_person = row["payer"]
    # 出险日期
    accident_date = row["date"]

    # 查验状态
    verification = row["verification"]

    # 初始化理赔责任理算金额
    adjustment_amount = Decimal("0.00")
    # 初始化理赔责任理赔金额
    claim_amount = Decimal("0.00")

    # 遍历所有理赔责任，根据出险事故、出险人、出险日期和查验状态匹配责任
    for liability in liabilities:
        if (
            accident == liability["accident"]
            and accident_person == liability["insured_person"]
            and liability["commencement_date"]
            <= accident_date
            <= liability["termination_date"]
            and verification == "真票"
        ):
            # 理赔责任理算金额
            adjustment_amount = (
                row["personal_self_payment"]
                * liability["personal_self_ratio"]  # 个人自费金额
                + row["non_medical_payment"]
                * liability["non_medical_ratio"]  # 个人自付金额
                + row["reasonable_amount"] * liability["reasonable_ratio"]  # 合理金额
            ).quantize(
                Decimal("0.00"),
                rounding=ROUND_HALF_UP,
            )

            # 据变动保单唯一标识查询最新一条保额变动记录的变动后金额（理赔责任的理赔保单余额）
            remaining_amount = masterdata.query_remaining_amount(
                policy_guid=liability["policy_guid"],
            )
            # 理赔责任理赔金额
            claim_amount = min(
                remaining_amount,
                adjustment_amount,
            )

            # 初始化票据理算记录
            adjustment = {
                "liability": liability["liability"],  # 理赔责任名称
                "type": row["就诊类型"],
                "amount": row["合理金额"],
                "payable": 0.0,
            }

    return adjustments