from django.core.urlresolvers import reverse
from django.test import TestCase
from datetime import date

from RIGS import models
from django.core.exceptions import ObjectDoesNotExist

class TestAdminMergeObjects(TestCase):
	@classmethod
	def setUpTestData(cls):
		cls.profile = models.Profile.objects.create(username="testuser1", email="1@test.com",  is_superuser=True, is_active=True, is_staff=True)

		cls.persons = {
			1: models.Person.objects.create(name="Person 1"),
			2: models.Person.objects.create(name="Person 2"),
			3: models.Person.objects.create(name="Person 3"),
		}

		cls.organisations = {
			1: models.Organisation.objects.create(name="Organisation 1"),
			2: models.Organisation.objects.create(name="Organisation 2"),
			3: models.Organisation.objects.create(name="Organisation 3"),
		}

		cls.venues = {
			1: models.Venue.objects.create(name="Venue 1"),
			2: models.Venue.objects.create(name="Venue 2"),
			3: models.Venue.objects.create(name="Venue 3"),
		}

		cls.events = {
			 1: models.Event.objects.create(name="TE E1", start_date=date.today(), person=cls.persons[1], organisation=cls.organisations[3], venue=cls.venues[2]),
			 2: models.Event.objects.create(name="TE E2", start_date=date.today(), person=cls.persons[2], organisation=cls.organisations[2], venue=cls.venues[3]),
			 3: models.Event.objects.create(name="TE E3", start_date=date.today(), person=cls.persons[3], organisation=cls.organisations[1], venue=cls.venues[1]),
			 4: models.Event.objects.create(name="TE E4", start_date=date.today(), person=cls.persons[3], organisation=cls.organisations[3], venue=cls.venues[3]),
		 }

	def setUp(self):
		self.profile.set_password('testuser')
		self.profile.save()
		self.assertTrue(self.client.login(username=self.profile.username, password='testuser'))

	def test_merge_confirmation(self):
		change_url = reverse('admin:RIGS_venue_changelist')
		data = {
			'action': 'merge', 
			'_selected_action': [unicode(val.pk) for key,val in self.venues.iteritems()]

			}
		response = self.client.post(change_url, data, follow=True)

		self.assertContains(response, "The following objects will be merged")
		for key,venue in self.venues.iteritems():
			self.assertContains(response, venue.name)

	def test_merge_no_master(self):
		change_url = reverse('admin:RIGS_venue_changelist')
		data = {'action': 'merge', 
				'_selected_action': [unicode(val.pk) for key,val in self.venues.iteritems()],
				'post':'yes',
				}
		response = self.client.post(change_url, data, follow=True)

		self.assertContains(response, "An error occured")
		
	def test_venue_merge(self):
		change_url = reverse('admin:RIGS_venue_changelist')

		data = {'action': 'merge', 
				'_selected_action': [unicode(val.pk) for key,val in self.venues.iteritems()],
				'post':'yes', 
				'master':self.venues[1].pk
				}

		response = self.client.post(change_url, data, follow=True)
		self.assertContains(response, "Objects successfully merged")
		self.assertContains(response, self.venues[1].name)

		# Check the master copy still exists
		self.assertTrue(models.Venue.objects.get(pk=self.venues[1].pk))

		# Check the un-needed venues have been disposed of
		self.assertRaises(ObjectDoesNotExist, models.Venue.objects.get, pk=self.venues[2].pk)
		self.assertRaises(ObjectDoesNotExist, models.Venue.objects.get, pk=self.venues[3].pk)

		# Check the events have been moved to the master venue
		for key,event in self.events.iteritems():
			updatedEvent = models.Event.objects.get(pk=event.pk)		
			self.assertEqual(updatedEvent.venue, self.venues[1])

	def test_person_merge(self):
		change_url = reverse('admin:RIGS_person_changelist')

		data = {'action': 'merge', 
				'_selected_action': [unicode(val.pk) for key,val in self.persons.iteritems()],
				'post':'yes', 
				'master':self.persons[1].pk
				}

		response = self.client.post(change_url, data, follow=True)
		self.assertContains(response, "Objects successfully merged")
		self.assertContains(response, self.persons[1].name)

		# Check the master copy still exists
		self.assertTrue(models.Person.objects.get(pk=self.persons[1].pk))

		# Check the un-needed people have been disposed of
		self.assertRaises(ObjectDoesNotExist, models.Person.objects.get, pk=self.persons[2].pk)
		self.assertRaises(ObjectDoesNotExist, models.Person.objects.get, pk=self.persons[3].pk)

		# Check the events have been moved to the master person
		for key,event in self.events.iteritems():
			updatedEvent = models.Event.objects.get(pk=event.pk)		
			self.assertEqual(updatedEvent.person, self.persons[1])

	def test_organisation_merge(self):
		change_url = reverse('admin:RIGS_organisation_changelist')

		data = {'action': 'merge', 
				'_selected_action': [unicode(val.pk) for key,val in self.organisations.iteritems()],
				'post':'yes', 
				'master':self.organisations[1].pk
				}

		response = self.client.post(change_url, data, follow=True)
		self.assertContains(response, "Objects successfully merged")
		self.assertContains(response, self.organisations[1].name)

		# Check the master copy still exists
		self.assertTrue(models.Organisation.objects.get(pk=self.organisations[1].pk))

		# Check the un-needed organisations have been disposed of
		self.assertRaises(ObjectDoesNotExist, models.Organisation.objects.get, pk=self.organisations[2].pk)
		self.assertRaises(ObjectDoesNotExist, models.Organisation.objects.get, pk=self.organisations[3].pk)

		# Check the events have been moved to the master organisation
		for key,event in self.events.iteritems():
			updatedEvent = models.Event.objects.get(pk=event.pk)		
			self.assertEqual(updatedEvent.organisation, self.organisations[1])