import requests
import decouple
import pyotp
import argparse

arg_parser = argparse.ArgumentParser()
arg_parser.add_argument("action", choices=["list", "create", "verify", "delete"])
arg_parser.add_argument("--name")
arg_parser.add_argument("--realm")
arg_parser.add_argument("--seed")
arg_parser.add_argument("--admin-name")
arg_parser.add_argument("--admin-realm")
arg_parser.add_argument("--admin-seed")
arg_parser.add_argument("--auth-name")
arg_parser.add_argument("--auth-realm")
arg_parser.add_argument("--auth-seed")

args = arg_parser.parse_args()

action = args.action

if action == "list":
    assert args.admin_name and args.admin_realm and args.admin_seed, \
        "You must pass --admin-name, --admin-realm and --admin-seed"

    data = \
        {
            "admin_name": args.admin_name,
            "admin_realm": args.admin_realm,
            "admin_token": pyotp.TOTP(args.admin_seed).now()
        }
    r = requests.post("http://localhost:{}/list/".format(decouple.config('PORT')),
                     json=data)
    print(r.content.decode("utf-8"))

elif action == "create":
    assert args.name and args.realm and args.admin_name and args.admin_realm and args.admin_seed, \
        "You must pass --name, --realm, --admin-name, --admin-realm and --admin-seed"

    data = \
        {
            "name": args.name,
            "realm": args.realm,
            "admin_name": args.admin_name,
            "admin_realm": args.admin_realm,
            "admin_token": pyotp.TOTP(args.admin_seed).now()
        }
    r = requests.post("http://localhost:{}/create/".format(decouple.config('PORT')),
                     json=data)
    print(r.content.decode("utf-8"))

elif action == "verify":
    assert args.name and args.realm and args.seed and args.auth_name and args.auth_realm and args.auth_seed, \
        "You must pass --name, --realm, --seed, --auth-name, --auth-realm and --auth-seed"
    data = \
        {
            "name": args.name,
            "realm": args.realm,
            "token": pyotp.TOTP(args.seed).now(),
            "auth_name": args.auth_name,
            "auth_realm": args.auth_realm,
            "auth_token": pyotp.TOTP(args.auth_seed).now()
        }
    r = requests.post("http://localhost:{}/verify/".format(decouple.config('PORT')),
                      json=data)
    print(r.content.decode("utf-8"))

elif action == "delete":
    assert args.name and args.admin_name and args.admin_realm and args.admin_seed, \
        "You must pass --name, --admin-name, --admin-realm and --admin-seed"

    data = \
        {
            "name": args.name,
            "admin_name": args.admin_name,
            "admin_realm": args.admin_realm,
            "admin_token": pyotp.TOTP(args.admin_seed).now()
        }
    r = requests.post("http://localhost:{}/delete/".format(decouple.config('PORT')),
                      json=data)
    print(r.content.decode("utf-8"))