from datetime import datetime, timedelta
from jose import jwt, JWTError
from fastapi import HTTPException

SECRET_KEY = "CHAVE-SECRETA-SUPER-SEGURA"
ALGORITHM = "HS256"
EXPIRES_MINUTES = 60

def create_token(data: dict):
    to_encode = data.copy()
    to_encode["exp"] = datetime.utcnow() + timedelta(minutes=EXPIRES_MINUTES)
    return jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)

def verify_token(token: str):
    try:
        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        return payload
    except JWTError:
        raise HTTPException(status_code=401, detail="Token inválido ou expirado")