"""pytest 共享fixtures 与约定入口（可按 backend-testing-strategy 逐步扩展）。"""

from __future__ import annotations

import uuid
from datetime import datetime, timezone
from typing import Callable

import pytest

from app.features.user.models import User


@pytest.fixture
def unique_phone() -> str:
    """避免与测试库中已存在手机号冲突（11 位）。"""
    return f"138{uuid.uuid4().int % 100_000_000:08d}"


@pytest.fixture
def make_test_user(unique_phone: str) -> Callable[..., User]:
    """工厂：构造仅用于响应序列化的 User 行（未入库）。"""

    def _make(
        *,
        user_id: str | None = None,
        phone: str | None = None,
        nickname: str = "测试用户",
    ) -> User:
        return User(
            id=user_id or str(uuid.uuid4()),
            phone=phone or unique_phone,
            password_hash="x",
            nickname=nickname,
            subscription_type="free",
            created_at=datetime.now(timezone.utc),
        )

    return _make