from datetime import datetime, timedelta, timezone
from uuid import uuid4

from jose import jwt
from passlib.context import CryptContext

from app.core.config import get_settings

pwd_context = CryptContext(schemes=["pbkdf2_sha256"], deprecated="auto")


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


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


def create_access_token(user_id: str) -> str:
    settings = get_settings()
    now = datetime.now(tz=timezone.utc)
    payload = {
        "sub": user_id,
        "type": "access",
        "iat": int(now.timestamp()),
        "exp": int((now + timedelta(minutes=settings.app_access_token_expire_min)).timestamp()),
        "jti": str(uuid4()),
    }
    return jwt.encode(payload, settings.app_secret_key, algorithm="HS256")


def create_refresh_token(user_id: str) -> str:
    settings = get_settings()
    now = datetime.now(tz=timezone.utc)
    payload = {
        "sub": user_id,
        "type": "refresh",
        "iat": int(now.timestamp()),
        "exp": int((now + timedelta(days=settings.app_refresh_token_expire_days)).timestamp()),
        "jti": str(uuid4()),
    }
    return jwt.encode(payload, settings.app_secret_key, algorithm="HS256")