import os, json

from datetime import timezone, timedelta
from modules import log_module
from Crypto.Random import get_random_bytes

def environ_get(variable, required=False):
    if variable not in os.environ:
        if not required:
            log_module.logger("system").warning(f"Variable not set {variable}")
            return None
        else:
            log_module.logger("system").error(f"Required variable not set {variable}")
            
    return os.environ[variable]

TZ = timezone(timedelta(hours=-4))

GPT_MODEL = environ_get("GPT_MODEL", True)

MONGO_URL = environ_get("MONGO_URL")
MONGO_PWD = environ_get("MONGO_PWD")
MONGO_USR = environ_get("MONGO_USR")
DB_URI = f"mongodb+srv://{MONGO_USR}:{MONGO_PWD}@{MONGO_URL}/?retryWrites=true&w=majority"


OPENAI_API_KEY=environ_get('OPENAI_API_KEY', True)
USERS = json.loads(str(environ_get("USER_KEYS", True)).replace("\n", ""))

JWT_SECRET = environ_get('JWT_SECRET', True)

JWT_ALGORITHM = "HS256"
JWT_EXPIRATION_TIME_MINUTES_API = 7*24*60
JWT_EXPIRATION_TIME_MINUTES_VIEW = 7*24*60

GOOGLE_CLIENT_ID = environ_get("GOOGLE_CLIENT_ID", True)
GOOGLE_CLIENT_SECRET = environ_get("GOOGLE_CLIENT_SECRET", True)
GOOGLE_API_KEY = environ_get("GOOGLE_API_KEY")
GOOGLE_CSE_ID = environ_get("GOOGLE_CSE_ID")

OAUTH_REDIRECT = os.environ.get("OAUTH_REDIRECT", True)