"""全渠道与电商对接集成测试。"""

import pytest
from decimal import Decimal
from model_bakery import baker
from rest_framework.test import APIClient
from rest_framework_simplejwt.tokens import RefreshToken

from apps.catalog.models import Product
from apps.inventory.models import Warehouse
from apps.partner.models import Customer
from apps.channel.models import ChannelAccount, ChannelOrder, WebhookEvent
from apps.channel import services as channel_services


@pytest.fixture
def auth_client(db, user, tenant):
    client = APIClient()
    refresh = RefreshToken.for_user(user)
    client.credentials(
        HTTP_AUTHORIZATION=f"Bearer {refresh.access_token}",
        HTTP_X_TENANT_ID=tenant.code,
    )
    return client


@pytest.mark.django_db
def test_sync_and_convert_channel_order(tenant):
    wh = baker.make(Warehouse, tenant=tenant, code="WH_ONLINE", name="电商仓")
    cust = baker.make(Customer, tenant=tenant, code="C_ONLINE", name="抖音买家总客户")
    prod = baker.make(Product, tenant=tenant, code="P_DOUYIN", name="抖音热销饮品", sale_price=Decimal("45.00"))

    account = ChannelAccount.objects.create(
        tenant=tenant,
        platform="douyin",
        shop_id="DY88888",
        shop_name="旗舰店",
        default_warehouse=wh,
        default_customer=cust,
    )

    # 模拟外部订单
    raw_payload = {
        "external_order_id": "DY-ORD-10001",
        "order_status": "PAID",
        "order_amount": "90.00",
        "buyer_name": "李四",
        "buyer_phone": "13911112222",
        "receiver_address": "北京市海淀区",
        "items": [
            {"product_code": "P_DOUYIN", "quantity": "2", "unit_price": "45.00"}
        ],
    }

    corder = ChannelOrder.objects.create(
        tenant=tenant,
        channel_account=account,
        external_order_id="DY-ORD-10001",
        order_status="PAID",
        order_amount=Decimal("90.00"),
        buyer_name="李四",
        buyer_phone="13911112222",
        raw_payload=raw_payload,
        sync_status="pending",
    )

    # 转单为内部销售单
    sales_order = channel_services.convert_channel_order_to_sales_order(corder)
    assert sales_order is not None
    assert sales_order.state == "confirmed"
    assert sales_order.total_amount == Decimal("90.00")
    assert sales_order.lines.count() == 1
    assert sales_order.customer == cust

    corder.refresh_from_db()
    assert corder.sync_status == "converted"
    assert corder.sales_order == sales_order


@pytest.mark.django_db
def test_channel_inbound_webhook(tenant):
    wh = baker.make(Warehouse, tenant=tenant, code="WH_MALL")
    cust = baker.make(Customer, tenant=tenant, code="C_MALL")
    prod = baker.make(Product, tenant=tenant, code="P_HOT", sale_price=Decimal("100.00"))

    account = ChannelAccount.objects.create(
        tenant=tenant,
        platform="douyin",
        shop_id="SHOP_WB_01",
        shop_name="抖音小店A",
        default_warehouse=wh,
        default_customer=cust,
    )

    payload = {
        "shop_id": "SHOP_WB_01",
        "external_order_id": "WB-DY-9999",
        "order_amount": "200.00",
        "buyer_name": "王五",
        "items": [
            {"product_code": "P_HOT", "quantity": "2", "unit_price": "100.00"}
        ],
    }

    event = channel_services.handle_inbound_webhook(
        tenant=tenant,
        platform="douyin",
        event_type="order.paid",
        payload=payload,
    )
    assert event.status == "processed"
    assert ChannelOrder.objects.filter(tenant=tenant, external_order_id="WB-DY-9999").exists()


@pytest.mark.django_db
def test_channel_api_endpoints(auth_client, tenant):
    # 1. 创建店铺
    payload = {
        "platform": "douyin",
        "shop_id": "DY_TEST_01",
        "shop_name": "测试抖店",
        "app_key": "key_123",
    }
    r = auth_client.post("/api/v1/channel/accounts/", payload, format="json")
    assert r.status_code == 201
    acc_id = r.json()["id"]

    # 2. 触发同步订单 action
    baker.make(Product, tenant=tenant, code="P001", sale_price=Decimal("10"))
    r2 = auth_client.post(f"/api/v1/channel/accounts/{acc_id}/sync-orders/", {"auto_convert": True}, format="json")
    assert r2.status_code == 200
    assert r2.json()["ok"] is True