from time import sleep

from django.core import mail
from django.test import TestCase, TransactionTestCase
from wagtail.rich_text import RichText
from wagtail.test.utils import WagtailTestUtils
from wagtail.test.utils.form_data import (nested_form_data, rich_text,
                                          streamfield)

from birdsong.models import CampaignStatus
from tests.app.models import ExtendedContact, SaleCampaign


class TestCampaignAdmin(WagtailTestUtils, TestCase):
    def setUp(self):
        self.campaign = SaleCampaign.objects.create(
            name="Test campaign",
            subject="The subject",
            body=[("rich_text", RichText("<p>The body</p>"))],
        )
        self.login()

    def post_data(self, overrides={}):
        post_data = {
            "name": "Created campaign",
            "subject": "New subject",
            "body": streamfield([("rich_text", rich_text("<p>Just some content</p>"))]),
        }
        post_data.update(overrides)
        return nested_form_data(post_data)

    def test_create(self):
        response = self.client.post(
            "/admin/app/salecampaign/create/", self.post_data(), follow=True
        )
        self.assertEqual(response.status_code, 200)

    def test_edit(self):
        response = self.client.post(
            f"/admin/app/salecampaign/edit/{self.campaign.id}/",
            self.post_data(overrides={"name": "A Different Name"}),
            follow=True,
        )
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "A Different Name")

    def test_preview(self):
        response = self.client.get(
            f"/admin/app/salecampaign/preview/{self.campaign.id}/",
        )
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "<p>The body</p>")

    def test_live_preview(self):
        # TODO (post with ajax headers?)
        pass


class TestSending(WagtailTestUtils, TransactionTestCase):
    def setUp(self):
        self.campaign = SaleCampaign.objects.create(
            name="Test campaign",
            subject="The subject",
            body=[("rich_text", RichText("<p>The body</p>"))],
        )
        for person in [
            ("Terry", "Testington", "North", "terry@tests.com"),
            ("Wag", "Tail", "South", "wag@tail.com"),
        ]:
            ExtendedContact.objects.create(
                first_name=person[0],
                last_name=person[1],
                location=person[2],
                email=person[3],
            )
        self.login()

    def test_send_test(self):
        self.client.post(
            f"/admin/app/salecampaign/send_test/{self.campaign.id}/",
            {
                "email": "have@email.com",
                "first_name": "Find",
                "last_name": "Me",
                "location": "Moon",
            },
        )
        sleep(3)  # Allow time  to send
        self.assertEqual(len(mail.outbox), 1)
        self.assertTrue("Hi Find Me" in str(mail.outbox[0].message()))
        self.campaign.refresh_from_db()
        self.assertNotEqual(self.campaign.status, CampaignStatus.SENT)

    def test_send(self):
        self.client.get(f"/admin/app/salecampaign/send_campaign/{self.campaign.id}/")

        sleep(3)  # Allow time  to send
        self.assertEqual(len(mail.outbox), 2)
        self.assertEqual(self.campaign.receipts.all().count(), 2)
        # Get fresh from db (altered in a thread)
        self.campaign.refresh_from_db()
        self.assertEqual(self.campaign.status, CampaignStatus.SENT)