import bcrypt
from datetime import datetime, timedelta
from typing import Optional, Any
from jose import jwt
from core.config import settings

def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
    to_encode = data.copy()
    if expires_delta:
        expire = datetime.utcnow() + expires_delta
    else:
        expire = datetime.utcnow() + timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
    to_encode.update({"exp": expire})
    encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm=settings.ALGORITHM)
    return encoded_jwt

def verify_password(plain_password: str, hashed_password: str) -> bool:
    return bcrypt.checkpw(
        plain_password.encode('utf-8'), 
        hashed_password.encode('utf-8')
    )

def get_password_hash(password: str) -> str:
    pwd_bytes = password.encode('utf-8')
    salt = bcrypt.gensalt()
    hashed = bcrypt.hashpw(pwd_bytes, salt)
    return hashed.decode('utf-8')