import json
import logging
import os
import sys

# Path to API Credentials file
PATH = os.path.join(sys.path[0], "auth.json")

# Ensure the file exists, if not, generate one and error with a reason
if not os.path.exists(PATH):
    with open(PATH, "w") as file:
        # Dump a pretty-printed dictionary with default values
        json.dump(
            {
                "USERNAME": "Your Username Here",
                "CLIENT_ID": "Your Client ID Here",
                "CLIENT_SECRET": "Your Client Secret Here",
                "REDIRECT_URI": "Your Redirect URI Callback Here",
                "SCOPE": ["Your Scopes Here"],
            },
            file,
            indent=3,
        )
        # Error critically, then exit
        logging.critical("No 'auth.json' file detected, one has been created for you")
        logging.critical(
            "Please fill out with your Spotify credentials, and then restart the program"
        )
        sys.exit()

# Open and parse file
FILE = json.load(open(PATH, "r"))

# Load all configuration variables
USERNAME = FILE["USERNAME"]
CLIENT_ID = FILE["CLIENT_ID"]
CLIENT_SECRET = FILE["CLIENT_SECRET"]
REDIRECT_URI = FILE["REDIRECT_URI"]
SCOPE = " ".join(FILE["SCOPE"])