password_tools.py

import bcrypt
import jwt
from datetime import datetime, timedelta
from passlib.context import CryptContext
from fastapi.security import OAuth2PasswordBearer


from config import SECRET_KEY, ALGORITHM



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


def get_password_hash(password: str):
    return pwd_context.hash(password)


def verify_password(plain_password: str, hashed_password: str) -> bool:
    return pwd_context.verify(plain_password, hashed_password)


def create_access_token(data: dict, expires_delta: timedelta | None = None):
    to_encode = data.copy()
    if expires_delta:
        expire = datetime.utcnow()+ expires_delta
    else:
        expire = datetime.utcnow() + timedelta(minutes=15)
    to_encode.update({"exp": expire})
    encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
    return encoded_jwt


def decode_token(token):
    payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
    return payload


oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/auth/token")