"""安全模块 — JWT Token 生成与验证"""
from datetime import datetime, timedelta, timezone
from jose import JWTError, jwt
from passlib.context import CryptContext
from app.core.config import settings

pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")

ALGORITHM = "HS256"


def create_access_token(data: dict, expires_delta: timedelta | None = None) -> str:
    """生成 JWT Access Token"""
    to_encode = data.copy()
    expire = datetime.now(timezone.utc) + (
        expires_delta or timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
    )
    to_encode.update({"exp": expire})
    return jwt.encode(to_encode, settings.SECRET_KEY, algorithm=ALGORITHM)


def verify_password(plain_password: str, hashed_password: str) -> bool:
    """验证明文密码 vs 哈希密码"""
    return pwd_context.verify(plain_password, hashed_password)


def hash_password(password: str) -> str:
    """对明文密码进行哈希"""
    return pwd_context.hash(password)