from django.shortcuts import render
from django.utils import timezone
from datetime import timedelta
from smsauth.models import Token
from twilio.rest import Client
from dbsettings.views import getValue
import random

def generateToken():
    return str(random.SystemRandom().choice(range(999999))).zfill(6)

def storeToken(token):
    return Token.objects.create(token=token) # pylint: disable=E1101

def useToken(token):
    retval = False
    for t in Token.objects.filter(token=str(token).zfill(6)): # pylint: disable=E1101
        t.used = True
        if timezone.now() - timedelta(seconds=300) < t.sent:
            retval = True
    return retval

def requestToken():
    token = generateToken()
    storeToken(token)
    return sendSMS("Bitte verwende diesen Code, um deine Bestellung zu bestätigen: %s" % token, getValue("smsauth.recipient"))

def sendSMS(text, recipient):
    client = Client(getValue("smsauth.twilio.sid"), getValue("smsauth.twilio.token"))
    return client.messages.create(body=text, from_=getValue("smsauth.twilio.number"), to=recipient)