from datetime import datetime, timedelta

from django.test import TestCase, Client

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


class IssueApiTest(TestCase):

    def setUp(self):
        super().setUp()
        self.user = ExtendedUser.objects.create_user('testuser', 'test', 'test')
        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/tickets/')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.json(), [])

    def test_issues(self):
        now = datetime.now()
        issue = IssueThread.objects.create(
            name="test issue",
        )
        mail1 = Email.objects.create(
            subject='test',
            body='test',
            sender='test',
            recipient='test',
            issue_thread=issue,
            timestamp=now,
        )
        state = StateChange.objects.create(
            issue_thread=issue,
            state="new",
            timestamp=now + timedelta(seconds=1),
        )
        mail2 = Email.objects.create(
            subject='test',
            body='test',
            sender='test',
            recipient='test',
            issue_thread=issue,
            in_reply_to=mail1.reference,
            timestamp=now + timedelta(seconds=2),
        )
        comment = Comment.objects.create(
            issue_thread=issue,
            comment="test",
            timestamp=now + timedelta(seconds=3),
        )

        response = self.client.get('/api/2/tickets/')
        self.assertEqual(response.status_code, 200)
        self.assertEqual(len(response.json()), 1)
        self.assertEqual(response.json()[0]['id'], issue.id)
        self.assertEqual(response.json()[0]['name'], "test issue")
        self.assertEqual(response.json()[0]['state'], "new")
        self.assertEqual(response.json()[0]['assigned_to'], None)
        self.assertEqual(response.json()[0]['last_activity'], issue.last_activity.strftime('%Y-%m-%dT%H:%M:%S.%fZ'))
        self.assertEqual(len(response.json()[0]['timeline']), 4)
        self.assertEqual(response.json()[0]['timeline'][0]['type'], 'mail')
        self.assertEqual(response.json()[0]['timeline'][1]['type'], 'state')
        self.assertEqual(response.json()[0]['timeline'][2]['type'], 'mail')
        self.assertEqual(response.json()[0]['timeline'][3]['type'], 'comment')
        self.assertEqual(response.json()[0]['timeline'][0]['id'], mail1.id)
        self.assertEqual(response.json()[0]['timeline'][1]['id'], state.id)
        self.assertEqual(response.json()[0]['timeline'][2]['id'], mail2.id)
        self.assertEqual(response.json()[0]['timeline'][3]['id'], comment.id)
        self.assertEqual(response.json()[0]['timeline'][0]['sender'], 'test')
        self.assertEqual(response.json()[0]['timeline'][0]['recipient'], 'test')
        self.assertEqual(response.json()[0]['timeline'][0]['subject'], 'test')
        self.assertEqual(response.json()[0]['timeline'][0]['body'], 'test')
        self.assertEqual(response.json()[0]['timeline'][0]['timestamp'],
                         mail1.timestamp.strftime('%Y-%m-%dT%H:%M:%S.%fZ'))
        self.assertEqual(response.json()[0]['timeline'][1]['state'], 'new')
        self.assertEqual(response.json()[0]['timeline'][1]['timestamp'],
                         state.timestamp.strftime('%Y-%m-%dT%H:%M:%S.%fZ'))
        self.assertEqual(response.json()[0]['timeline'][2]['sender'], 'test')
        self.assertEqual(response.json()[0]['timeline'][2]['recipient'], 'test')
        self.assertEqual(response.json()[0]['timeline'][2]['subject'], 'test')
        self.assertEqual(response.json()[0]['timeline'][2]['body'], 'test')
        self.assertEqual(response.json()[0]['timeline'][2]['timestamp'],
                         mail2.timestamp.strftime('%Y-%m-%dT%H:%M:%S.%fZ'))
        self.assertEqual(response.json()[0]['timeline'][3]['comment'], 'test')
        self.assertEqual(response.json()[0]['timeline'][3]['timestamp'],
                         comment.timestamp.strftime('%Y-%m-%dT%H:%M:%S.%fZ'))