Files

76 lines
2.2 KiB
Python

from datetime import datetime, timedelta, timezone
import bcrypt
import jwt
from sqlalchemy import or_, select
from sqlalchemy.ext.asyncio import AsyncSession
from app.config import settings
from app.models.user import User
def hash_password(plain: str) -> str:
return bcrypt.hashpw(plain.encode(), bcrypt.gensalt()).decode()
def verify_password(plain: str, hashed: str | None) -> bool:
if not hashed:
return False
try:
return bcrypt.checkpw(plain.encode(), hashed.encode())
except Exception:
return False
def create_access_token(user_id: str, remember_me: bool = False) -> str:
minutes = settings.JWT_EXPIRE_REMEMBER_MINUTES if remember_me else settings.JWT_EXPIRE_MINUTES
expire = datetime.now(timezone.utc) + timedelta(minutes=minutes)
payload = {"sub": user_id, "exp": expire}
return jwt.encode(payload, settings.SECRET_KEY, algorithm=settings.JWT_ALGORITHM)
def decode_access_token(token: str) -> str | None:
"""Decode JWT and return user_id, or None if invalid."""
try:
payload = jwt.decode(
token, settings.SECRET_KEY, algorithms=[settings.JWT_ALGORITHM]
)
return payload.get("sub")
except jwt.PyJWTError:
return None
async def get_user_by_username_or_phone(
db: AsyncSession, username_or_phone: str
) -> User | None:
value = (username_or_phone or "").strip()
if not value:
return None
result = await db.execute(
select(User)
.where(or_(User.username == value, User.phone == value))
.limit(1)
)
return result.scalar_one_or_none()
async def get_user_by_phone(db: AsyncSession, phone: str) -> User | None:
result = await db.execute(select(User).where(User.phone == phone).limit(1))
return result.scalar_one_or_none()
async def authenticate_user(
db: AsyncSession, username: str, password: str
) -> User | None:
user = await get_user_by_username_or_phone(db, username)
if not user or not verify_password(password, user.hashed_password):
return None
if not user.is_active:
return None
return user
def user_must_set_password(user: User | None) -> bool:
return bool(user and user.user_type == "frontend" and not user.hashed_password)