from datetime import datetime, timedelta

from django.test import TestCase, Client

from authentication.models import ExtendedUser
from mail.models import Email, EmailAttachment
from tickets.models import IssueThread, StateChange, Comment, ShippingVoucher
from django.contrib.auth.models import Permission
from knox.models import AuthToken


class ShippingVoucherApiTest(TestCase):

    def setUp(self):
        super().setUp()
        self.user = ExtendedUser.objects.create_user('testuser', 'test', 'test')
        self.user.user_permissions.add(*Permission.objects.all())
        self.user.save()
        self.token = AuthToken.objects.create(user=self.user)
        self.client = Client(headers={'Authorization': 'Token ' + self.token[1]})

    def test_issues_empty(self):
        response = self.client.get('/api/2/shipping_vouchers/')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), [])

    def test_issues_list(self):
        ShippingVoucher.objects.create(code='1234', type='2kg-eu')
        response = self.client.get('/api/2/shipping_vouchers/')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json()[0]['code'], '1234')
        self.assertEqual(response.json()[0]['used_at'], None)
        self.assertEqual(response.json()[0]['issue_thread'], None)
        self.assertEqual(response.json()[0]['type'], '2kg-eu')

    def test_issues_create(self):
        response = self.client.post('/api/2/shipping_vouchers/', {'code': '1234', 'type': '2kg-eu'})
        self.assertEqual(response.status_code, 201)
        self.assertEqual(response.json()['code'], '1234')
        self.assertEqual(response.json()['used_at'], None)
        self.assertEqual(response.json()['issue_thread'], None)