import hashlib
import os
import sys
from json import loads
import uuid

def uuid_from_string(string:str):
    hex_string = hashlib.md5(string.encode("utf8")).hexdigest()
    return uuid.UUID(hex=hex_string)

def app_dir():
    return os.path.dirname(os.path.abspath(__file__))

def load_config(config_name):
    try:
        path = os.path.join(app_dir(), config_name)
        print("Looking config file", path)
        with open(path, "r", encoding="utf8") as f:
            return loads(f.read())
    except Exception as e:
        print("cannot find or parse config.json", e)
        sys.exit(1)