from helpdesk.models import Queue, CustomField, Ticket
from django.test import TestCase
from django.core import mail
from django.test.client import Client
from django.core.urlresolvers import reverse

try:  # python 3
    from urllib.parse import urlparse
except ImportError:  # python 2
    from urlparse import urlparse


class TicketBasicsTestCase(TestCase):
    fixtures = ['emailtemplate.json']

    def setUp(self):
        self.queue_public = Queue.objects.create(title='Queue 1', slug='q1', allow_public_submission=True, new_ticket_cc='new.public@example.com', updated_ticket_cc='update.public@example.com')
        self.queue_private = Queue.objects.create(title='Queue 2', slug='q2', allow_public_submission=False, new_ticket_cc='new.private@example.com', updated_ticket_cc='update.private@example.com')

        self.ticket_data = {
                'title': 'Test Ticket',
                'description': 'Some Test Ticket',
                }

        self.client = Client()

    def test_create_ticket_direct(self):
        email_count = len(mail.outbox)
        ticket_data = dict(queue=self.queue_public, **self.ticket_data)
        ticket = Ticket.objects.create(**ticket_data)
        self.assertEqual(ticket.ticket_for_url, "q1-%s" % ticket.id)
        self.assertEqual(email_count, len(mail.outbox))
        

    def test_create_ticket_public(self):
        email_count = len(mail.outbox)

        response = self.client.get(reverse('helpdesk_home'))
        self.assertEqual(response.status_code, 200)

        post_data = {
                'title': 'Test ticket title',
                'queue': self.queue_public.id,
                'submitter_email': 'ticket1.submitter@example.com',
                'body': 'Test ticket body',
                'priority': 3,
                }

        response = self.client.post(reverse('helpdesk_home'), post_data, follow=True)
        last_redirect = response.redirect_chain[-1]
        last_redirect_url = last_redirect[0]
        last_redirect_status = last_redirect[1]

        # Ensure we landed on the "View" page.
        # Django 1.9 compatible way of testing this
        # https://docs.djangoproject.com/en/1.9/releases/1.9/#http-redirects-no-longer-forced-to-absolute-uris
        urlparts = urlparse(last_redirect_url)
        self.assertEqual(urlparts.path, reverse('helpdesk_public_view'))

        # Ensure submitter, new-queue + update-queue were all emailed.
        self.assertEqual(email_count+3, len(mail.outbox))

    def test_create_ticket_private(self):
        email_count = len(mail.outbox)
        post_data = {
                'title': 'Private ticket test',
                'queue': self.queue_private.id,
                'submitter_email': 'ticket2.submitter@example.com',
                'body': 'Test ticket body',
                'priority': 3,
                }

        response = self.client.post(reverse('helpdesk_home'), post_data)
        self.assertEqual(response.status_code, 200)
        self.assertEqual(email_count, len(mail.outbox))
        self.assertContains(response, 'Select a valid choice.')

    def test_create_ticket_customfields(self):
        email_count = len(mail.outbox)
        queue_custom = Queue.objects.create(title='Queue 3', slug='q3', allow_public_submission=True, updated_ticket_cc='update.custom@example.com')
        custom_field_1 = CustomField.objects.create(name='textfield', label='Text Field', data_type='varchar', max_length=100, ordering=10, required=False, staff_only=False)
        post_data = {
                'queue': queue_custom.id,
                'title': 'Ticket with custom text field',
                'submitter_email': 'ticket3.submitter@example.com',
                'body': 'Test ticket body',
                'priority': 3,
                'custom_textfield': 'This is my custom text.',
                }

        response = self.client.post(reverse('helpdesk_home'), post_data, follow=True)

        custom_field_1.delete()
        last_redirect = response.redirect_chain[-1]
        last_redirect_url = last_redirect[0]
        last_redirect_status = last_redirect[1]
        
        # Ensure we landed on the "View" page.
        # Django 1.9 compatible way of testing this
        # https://docs.djangoproject.com/en/1.9/releases/1.9/#http-redirects-no-longer-forced-to-absolute-uris
        urlparts = urlparse(last_redirect_url)
        self.assertEqual(urlparts.path, reverse('helpdesk_public_view'))

        # Ensure only two e-mails were sent - submitter & updated.
        self.assertEqual(email_count+2, len(mail.outbox))