#!/usr/bin/env python3

import argparse
import os
import re
import sys
import requests


class Debug(argparse.Action):
    def __call__(self, parser, namespace, values, option_string=None):
        import pdb; pdb.set_trace()


# MAIN
parser = argparse.ArgumentParser(description="Are you sleeping at the Inn? Returns \"Yes\" or \"No\"")
parser.add_argument('-e', '--error-code',
                    action='store_true',
                    help='Returns 0 or 1 rather than "Yes" of "No"')
parser.add_argument('-u', '--user-id',
                    help='From https://habitica.com/#/options/settings/api\n \
                    default: environment variable HAB_API_USER')
parser.add_argument('-k', '--api-token',
                    help='From https://habitica.com/#/options/settings/api\n \
                    default: environment variable HAB_API_TOKEN')
parser.add_argument('--baseurl',
                    type=str, default="https://habitica.com",
                    help='API server (default: https://habitica.com)')
parser.add_argument('--debug',
                    action=Debug, nargs=0,
                    help=argparse.SUPPRESS)
args = parser.parse_args()
args.baseurl += "/api/v3/"

try:
    if args.user_id is None:
        args.user_id = os.environ['HAB_API_USER']
    if not re.match(r'^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$', args.user_id, re.IGNORECASE):
        print(f"Invalid User ID: '{args.user_id}'")
        sys.exit(1)
except KeyError:
    print("User ID must be set by the -u/--user-id option or by setting the environment variable 'HAB_API_USER'")
    sys.exit(1)

try:
    if args.api_token is None:
        args.api_token = os.environ['HAB_API_TOKEN']
    if not re.match(r'^[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$', args.api_token, re.IGNORECASE):
        print(f"Invalid API Token: '{args.api_token}'")
        sys.exit(1)
except KeyError:
    print("API Token must be set by the -k/--api-token option or by setting the environment variable 'HAB_API_TOKEN'")
    sys.exit(1)


headers = {"x-api-user": args.user_id, "x-api-key": args.api_token, "Content-Type": "application/json"}

req = requests.get(args.baseurl + "user", headers=headers)
if req.json()['data']['preferences']['sleep']:
    if args.error_code:
        sys.exit(0)
    else:
        print("Yes")
else:
    if args.error_code:
        sys.exit(1)
    else:
        print("No")
