"""新手引导"按 设备+账号 只触发一次"的后端闭环测试。

覆盖:
- 全新 (账号, 设备) 登录 → onboarding_completed=False(照常走引导)
- 标记完成后,同 (账号, 设备) 再登录 → True(跳过引导,跨"重装"= 同 device_id 重新登录)
- 同账号换设备(device_id 不同)→ False(新设备重新引导)
- 标记幂等;缺 device_id 时按未完成处理
"""
from __future__ import annotations


def _login(client, phone: str, device_id: str | None):
    body = {"phone": phone, "code": "123456"}
    if device_id is not None:
        body["device_id"] = device_id
    r = client.post("/api/v1/auth/sms/login", json=body)
    assert r.status_code == 200, r.text
    return r.json()


def _mark_complete(client, access: str, device_id: str):
    return client.post(
        "/api/v1/user/onboarding/complete",
        json={"device_id": device_id},
        headers={"Authorization": f"Bearer {access}"},
    )


def test_onboarding_once_per_device_and_account(client) -> None:
    phone = "13800138001"
    dev_a = "android-id-aaaa"
    dev_b = "android-id-bbbb"

    # ① 全新账号+设备:未完成
    data = _login(client, phone, dev_a)
    assert data["onboarding_completed"] is False
    access = data["access_token"]

    # ② 走完引导 → 标记完成(幂等:再标一次也 200)
    assert _mark_complete(client, access, dev_a).status_code == 200
    assert _mark_complete(client, access, dev_a).json()["ok"] is True

    # ③ 同账号 + 同设备(模拟卸载重装后重新登录)→ 已完成,跳过引导
    assert _login(client, phone, dev_a)["onboarding_completed"] is True

    # ④ 同账号 + 新设备 → 仍未完成,新设备重新走引导
    assert _login(client, phone, dev_b)["onboarding_completed"] is False


def test_onboarding_mark_on_one_device_does_not_leak_to_other(client) -> None:
    """B 设备标记完成,不影响 A 设备(逐设备独立)。"""
    phone = "13800138002"
    data_a = _login(client, phone, "devA")
    assert data_a["onboarding_completed"] is False

    data_b = _login(client, phone, "devB")
    assert _mark_complete(client, data_b["access_token"], "devB").status_code == 200

    assert _login(client, phone, "devB")["onboarding_completed"] is True
    assert _login(client, phone, "devA")["onboarding_completed"] is False


def test_onboarding_missing_device_id_treated_as_incomplete(client) -> None:
    """老客户端不传 device_id:按未完成处理,不报错、不误跳过。"""
    phone = "13800138003"
    data = _login(client, phone, device_id=None)
    assert data["onboarding_completed"] is False


def test_complete_clears_force_onboarding(client) -> None:
    """运营「一键开启新手引导」(force_onboarding=True)后,用户走完引导即自动清除该标记,
    /me 随之回到 false——否则下次启动会被无限拉回引导。"""
    from app.db.session import SessionLocal
    from app.models.user import User

    phone = "13800138004"
    dev = "android-id-force"
    data = _login(client, phone, dev)
    access = data["access_token"]
    uid = data["user"]["id"]

    # 模拟运营在后台一键开启(admin 接口本身另在 test_admin_write 覆盖)
    db = SessionLocal()
    try:
        db.get(User, uid).force_onboarding = True
        db.commit()
    finally:
        db.close()

    def _me() -> dict:
        return client.get(
            "/api/v1/auth/me", headers={"Authorization": f"Bearer {access}"}
        ).json()

    assert _me()["force_onboarding"] is True
    assert _mark_complete(client, access, dev).status_code == 200
    assert _me()["force_onboarding"] is False