"""需求补齐的业务金额回归，覆盖配置实际消费而非页面存在性。"""

from datetime import date
from decimal import Decimal
from fractions import Fraction
from io import BytesIO

import pytest
from openpyxl import load_workbook

from app.core.exceptions import BadRequestError
from app.schemas.business import BusinessItemIn
from app.schemas.coefficient import CoefficientRowIn
from app.services import coefficient_service
from app.services.param_service import ParamSnapshot
from app.services.rate_rules import decide
from app.services.tplus.calculation_preview import _parameters
from tests.unit.test_formal_payroll import imported
from tests.unit.test_formal_payroll import payroll_case as payroll_case
from tests.unit.test_tplus_fifo import inputs, run
from tests.unit.test_tplus_workbench import work_session as work_session


def test_企业户分类及信息员金额(monkeypatch):
    snapshot = ParamSnapshot.from_rows(
        date(2026, 11, 2),
        [
            ("enterprise.rate", "", "3", date(2026, 8, 13)),
            ("enterprise.rate", "municipal_water", "2", date(2026, 8, 13)),
            ("enterprise.rate", "rail_transit", "5", date(2026, 8, 13)),
        ],
    )
    monkeypatch.setattr(
        "app.services.tplus.calculation_preview.param_service.resolve_snapshot",
        lambda *args: snapshot,
    )
    params = _parameters(None, {"2026-11-02"})["2026-11-02"]
    assert decide(
        params,
        category="municipal_water",
        customer_type="enterprise",
        role_code="salesperson",
        days=1,
    )[0] == Fraction(2, 1000)
    assert decide(
        params, category="rail_transit", customer_type="enterprise", role_code="salesperson", days=1
    )[0] == Fraction(5, 1000)
    group, ship, cash, facts, values = inputs()
    ship.update(amount="10000", cost_total="5000", customer_type="enterprise")
    cash["amount"] = "10000"
    facts["personnel"]["001"]["role_code"] = "info_officer"
    values["2026-03-10"]["info"] = "1"
    result = run(group, [ship], [cash], facts, values)
    assert result["lines"][0]["performance"] == "10.00"
    assert result["lines"][0]["calculation_base"] == "10000.00"


def test_指导单位成本自动换算且冲突拒绝():
    data = {
        "product_name": "测试",
        "product_category": "municipal_water",
        "quantity": "10",
        "sale_price": "100",
        "guided_price": "50",
    }
    assert BusinessItemIn(**data).cost_amount == "500.00"
    with pytest.raises(ValueError, match="不一致"):
        BusinessItemIn(**data, cost_amount="501")


def test_系数工作簿往返与派生冲突(monkeypatch):
    snapshot = ParamSnapshot.from_rows(date.today(), [])
    monkeypatch.setattr(
        coefficient_service.param_service, "resolve_snapshot", lambda *args: snapshot
    )
    content = coefficient_service.workbook(None)
    preview = coefficient_service.import_preview(None, content)
    assert preview["can_apply"], preview["errors"]
    assert len(preview["rows"]) == 8
    book = load_workbook(BytesIO(content))
    book["系数参数"].cell(2, 7, "999999")
    output = BytesIO()
    book.save(output)
    assert not coefficient_service.import_preview(None, output.getvalue())["can_apply"]


def test_非法系数整批拒绝():
    row = CoefficientRowIn(
        product_category="municipal_water",
        customer_type="personal",
        stage="linear",
        value="1",
        slope="1",
        boundary=360,
    )
    with pytest.raises(BadRequestError):
        coefficient_service.items_for([row])


def test_分界整数小数原文及预收优先级():
    params = {"start": "10", "first": "11", "slope": "4/360", "floor": "4", "boundary": "360.0", "enterprise": "3"}
    rate, _, _ = decide(params, category="municipal_water", customer_type="personal", role_code="salesperson", days=360)
    assert rate == Fraction(6, 1000)
    rate, _, _ = decide(params, category="municipal_water", customer_type="enterprise", role_code="salesperson", days=-8, prepayment=True)
    assert rate == Fraction(11, 1000)
    rate, _, _ = decide(params, category="municipal_water", customer_type="enterprise", role_code="sales_manager", days=1)
    assert rate == 0


def test_基本工资仅计一次及试用期年度结清(payroll_case):
    from sqlalchemy import select

    from app.models import MonthlySettlement, PerformanceLedger, Personnel
    from app.services import payroll_calculation, probation_service, salary_completion

    session, user, _ = payroll_case
    business = imported(payroll_case)
    payroll_calculation.calculate(session, business.id, "2026-03", operator=user)
    row = session.scalar(select(PerformanceLedger))
    person = session.get(Personnel, row.personnel_id)
    person.salary_standard = Decimal("3000")
    person.probation_start_date = date(2026, 3, 1)
    person.regularization_date = date(2027, 1, 1)
    row.is_probation = 1
    row.performance_amount = Decimal("20000")
    row.payable_amount = Decimal("1000")
    session.flush()
    before, _ = salary_completion.build_items(session, [row], "2026-11")
    item = next(i for i in before if i.personnel_id == person.id)
    assert item.basic_amount == Decimal("3000")
    assert item.net_amount == Decimal("3000")
    assert item.payable_sum == 0
    assert item.deferred_sum == Decimal("1000")
    december, _ = salary_completion.build_items(session, [row], "2026-12")
    item = next(i for i in december if i.personnel_id == person.id)
    assert item.probation_payment_sum == Decimal("1000")
    assert item.net_amount == Decimal("4000")
    settlement = MonthlySettlement(
        settlement_month="2026-12", status=3, submitter_id=user.id, submitter_name=user.username
    )
    session.add(settlement)
    session.flush()
    probation_service.persist_payments(session, settlement, december)
    session.flush()
    assert probation_service.preview(session, "2027-01")["rows"][0]["delta"] == "0.00"
    row.payable_amount = Decimal("3000")
    session.flush()
    assert Decimal(probation_service.preview(session, "2027-01")["rows"][0]["delta"]) == Decimal(
        "1000"
    )
    row.performance_amount = Decimal("18000")
    session.flush()
    assert Decimal(probation_service.preview(session, "2027-01")["rows"][0]["delta"]) == Decimal(
        "-1000"
    )


def test_无绩效在职人员有基本工资(payroll_case):
    from sqlalchemy import select

    from app.models import Personnel
    from app.services import salary_completion

    session, _, _ = payroll_case
    person = session.scalar(select(Personnel).where(Personnel.source_no == "001"))
    if person is None:
        person = session.scalar(select(Personnel))
    person.salary_standard = Decimal("3000")
    person.is_probation = 1
    session.flush()
    items, ids = salary_completion.build_items(session, [], "2026-11")
    item = next(i for i in items if i.personnel_id == person.id)
    assert item.net_amount == Decimal("3000")
    assert ids == []


def test_最近有效发货顺序与人工保护(work_session):
    from app.models import Product
    from app.services.product_completion import recent_trades
    from app.services.product_service import _to_out
    from tests.unit.test_tplus_workbench import source

    source(
        work_session,
        "shipments",
        [
            {"id": 20, "code": "SH-20", "voucherdate": "2026-11-01", "voucherState": 189},
            {"id": 21, "code": "SH-21", "voucherdate": "2026-11-01", "voucherState": 189},
            {
                "id": 22,
                "code": "SH-22",
                "voucherdate": "2026-11-02",
                "voucherState": 189,
                "isCounteractDelivery": 1,
            },
        ],
    )
    source(
        work_session,
        "shipment_items",
        [
            {
                "id": 1,
                "source_parent_id": 20,
                "idinventory": 9,
                "quantity": "2",
                "taxPrice": "12.1234",
            },
            {
                "id": 2,
                "source_parent_id": 21,
                "idinventory": 9,
                "quantity": "3",
                "taxPrice": "22.1234",
            },
            {"id": 3, "source_parent_id": 22, "idinventory": 9, "quantity": "4", "taxPrice": "99"},
        ],
    )
    trade = recent_trades(work_session, "test_source", ["9"])["9"]
    assert trade["source_no"] == "SH-21"
    assert trade["quantity"] == "3"
    product = Product(
        product_name="测试来源",
        spec_model="",
        product_category="municipal_water",
        source_trade_json=trade,
        stock_quantity=Decimal("7"),
        sale_price=Decimal("88"),
        quantity_price_manual=1,
        status=1,
    )
    work_session.add(product)
    work_session.flush()
    assert _to_out(product).stock_quantity == "7"
    product.quantity_price_manual = 0
    assert _to_out(product).sale_price == "22.1234"


def test_产品提取冲突不覆盖已有档案(payroll_case):
    from sqlalchemy import select

    from app.models import BusinessItem, Product
    from app.services.product_completion import extraction_plan

    session, _, _ = payroll_case
    business = imported(payroll_case)
    item = session.scalar(select(BusinessItem).where(BusinessItem.business_id == business.id))
    target = session.get(Product, item.product_id)
    item.product_id = None
    target.unit = "不同单位"
    session.flush()
    plan = extraction_plan(session, [item.id])
    assert plan["rows"][0]["action"] == "CONFLICT"
    assert target.unit == "不同单位"


def test_历史工资标准及离职按目标日期解析(work_session):
    from types import SimpleNamespace

    from app.services import personnel_salary

    person = SimpleNamespace(
        salary_standard=Decimal("9000"),
        business_role_id=1,
        hire_date=date(2026, 1, 1),
        resignation_date=date(2026, 10, 1),
        probation_start_date=date(2026, 1, 1),
        regularization_date=date(2026, 4, 1),
        is_probation=0,
        status=0,
        salary_history_json=[
            {
                "effective_date": "2026-01-01",
                "salary_standard": "3000",
                "business_role_id": "1",
                "hire_date": "2026-01-01",
                "resignation_date": "2026-10-01",
                "probation_start_date": "2026-01-01",
                "regularization_date": "2026-04-01",
                "is_probation": "1",
            }
        ],
    )
    profile = personnel_salary.resolve(person, date(2026, 3, 31))
    assert profile.salary_standard == Decimal("3000")
    assert personnel_salary.employed(person, profile, date(2026, 3, 31))
    assert not personnel_salary.employed(person, profile, date(2026, 10, 31))


def test_驳回的后续结清不阻塞早月且待审占用分列(payroll_case):
    from sqlalchemy import select

    from app.models import AdjustmentOrder, PerformanceLedger, ProbationPayment
    from app.services import payroll_calculation, probation_service, salary_completion

    session, user, _ = payroll_case
    business = imported(payroll_case)
    payroll_calculation.calculate(session, business.id, "2026-03", operator=user)
    ledger = session.scalar(select(PerformanceLedger))
    ledger.is_probation = 1
    ledger.performance_amount = Decimal("20000")
    ledger.payable_amount = Decimal("3000")
    order = AdjustmentOrder(order_no="TZ-test-probation", personnel_id=ledger.personnel_id,
                            personnel_name=ledger.personnel_name, settlement_month="2027-02", amount=Decimal("1000"),
                            direction=1, reason="测试驳回释放", status=3, submitter_id=user.id, submitter_name=user.username)
    session.add(order)
    session.flush()
    session.add(ProbationPayment(adjustment_order_id=order.id, personnel_id=ledger.personnel_id,
                                year="2026", month="2027-02", amount=Decimal("1000"), snapshot_json={}))
    session.flush()
    items, _ = salary_completion.build_items(session, [], "2027-01")
    assert next(i for i in items if i.personnel_id == ledger.personnel_id).probation_payment_sum == Decimal("2000")
    order.status = 1
    session.flush()
    data = probation_service.preview(session, "2027-02")["rows"][0]
    assert Decimal(data["paid"]) == 0
    assert Decimal(data["reserved"]) == Decimal("1000")
    assert Decimal(data["delta"]) == Decimal("1000")
    with pytest.raises(BadRequestError, match="后续月份"):
        salary_completion.build_items(session, [], "2027-01")