from datetime import datetime, timedelta, timezone
from typing import Tuple

import jwt
from argon2 import PasswordHasher

from app.core.config import settings

ph = PasswordHasher()


def hash_password(password: str) -> str:
    return ph.hash(password)


def verify_password(hash: str, password: str) -> bool:
    try:
        return ph.verify(hash, password)
    except Exception:
        return False


def create_access_token(sub: str) -> Tuple[str, datetime]:
    expire = datetime.now(timezone.utc) + timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES)
    payload = {"sub": sub, "exp": expire}
    token = jwt.encode(payload, settings.JWT_SECRET, algorithm=settings.ALGORITHM)
    return token, expire


def create_refresh_token(sub: str) -> Tuple[str, datetime]:
    expire = datetime.now(timezone.utc) + timedelta(days=settings.REFRESH_TOKEN_EXPIRE_DAYS)
    payload = {"sub": sub, "exp": expire}
    token = jwt.encode(payload, settings.JWT_SECRET, algorithm=settings.ALGORITHM)
    return token, expire


def decode_token(token: str) -> dict:
    return jwt.decode(token, settings.JWT_SECRET, algorithms=[settings.ALGORITHM])