from datetime import date, datetime
from decimal import Decimal

from app.schemas.pl.plan import (
    PlanLoadRead,
    PlanProductRead,
    PlanStopProductRead,
    PlanWithProducts,
)
from app.services.pl_plan_price_mask import mask_plan_with_products_prices


def _minimal_plan(**kwargs):
    base = dict(
        id="p1",
        plan_no="P001",
        belongs_company="shanxia",
        create_date=date(2026, 9, 1),
        total_amount=Decimal("100.00"),
        freight_amount=Decimal("50.00"),
        tenant_no="t1",
        create_time=datetime(2026, 9, 1),
        update_time=datetime(2026, 9, 1),
        products=[],
        deliveries=[],
    )
    base.update(kwargs)
    return PlanWithProducts.model_validate(base)


def test_mask_clears_plan_and_product_prices():
    product = PlanProductRead.model_validate(
        {
            "id": "pp1",
            "planId": "p1",
            "tenantNo": "t1",
            "createTime": "2026-09-01T00:00:00",
            "updateTime": "2026-09-01T00:00:00",
            "productId": "g1",
            "productNo": "N1",
            "productName": "尿素",
            "inboundPrice": "12.5",
            "inboundAmount": "125",
            "outboundPrice": "13",
            "outboundAmount": "130",
            "brandQtys": [
                {"brandId": "b1", "brandName": "君正", "qty": "10", "unitPrice": "12.5"}
            ],
        }
    )
    stop_product = PlanStopProductRead.model_validate(
        {
            "id": "sp1",
            "planId": "p1",
            "tenantNo": "t1",
            "createTime": "2026-09-01T00:00:00",
            "updateTime": "2026-09-01T00:00:00",
            "productId": "g1",
            "productNo": "N1",
            "productName": "尿素",
            "inboundPrice": "12.5",
            "inboundAmount": "125",
            "brandQtys": [{"brandId": "b1", "qty": "10", "unitPrice": "12.5"}],
        }
    )
    plan = _minimal_plan(
        products=[product],
        load=PlanLoadRead.model_validate(
            {
                "id": "l1",
                "planId": "p1",
                "stopKind": "load",
                "products": [stop_product],
                "tenantNo": "t1",
                "createTime": "2026-09-01T00:00:00",
                "updateTime": "2026-09-01T00:00:00",
            }
        ),
    )
    out = mask_plan_with_products_prices(plan)
    assert out.total_amount == Decimal("0")
    assert out.freight_amount == Decimal("0")
    assert out.products[0].inbound_price is None
    assert out.products[0].inbound_amount is None
    assert out.products[0].outbound_price is None
    assert out.products[0].outbound_amount is None
    assert out.products[0].brand_qtys[0].unit_price is None
    assert out.load.products[0].inbound_price is None
    assert out.load.products[0].brand_qtys[0].unit_price is None


def test_mask_is_noop_when_disabled():
    plan = _minimal_plan(total_amount=Decimal("9"), freight_amount=Decimal("8"))
    out = mask_plan_with_products_prices(plan, enabled=False)
    assert out.total_amount == Decimal("9")
    assert out.freight_amount == Decimal("8")