from django.test import TestCase, Client
from django.urls import reverse, reverse_lazy
from django.contrib.auth import get_user_model

from accounts.models import ClientPermission
from booking.models import Booking
from common.models import LinesModel, ContainerTypeModel, CompanyModel


class BookingViewsTestCase(TestCase):
    def setUp(self):
        self.company = CompanyModel.objects.create(name='Test Company')
        self.line = LinesModel.objects.create(name='Test Line', company_id=self.company.id)
        self.container_type = ContainerTypeModel.objects.get(name='20GP')

        self.user_password = 'password'
        self.client = Client()
        DepotUser = get_user_model()

        self.user_client_no_rights = DepotUser.objects.create_user(username='user_client_no_rights', password=self.user_password, user_type='CL', email='user_client_no_rights@gmail.com')

        self.user_client_all_rights = DepotUser.objects.create_user(username='user_client_all_rights', password=self.user_password, user_type='CL', email='user_client_all_rights@gmail.com', line=self.line, company=self.company)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_view_booking').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_manage_booking').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_view_preinfo').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_manage_preinfo').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_view_payment').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_manage_payment').id)
        self.user_client_all_rights.company_permissions.add(ClientPermission.objects.get(codename='can_manage_company_users').id)


        self.user_employee_no_rights = DepotUser.objects.create_user(username='user_employee_no_rights', password=self.user_password, user_type='EM', email='user_employee_no_rights@gmail.com')

        self.user_employee_all_rights = DepotUser.objects.create_user(username='user_employee_all_rights', password=self.user_password, user_type='EM', email='user_employee_all_rights@gmail.com')
        self.user_employee_all_rights.employee_permissions.add(1)
        self.user_employee_all_rights.employee_permissions.add(2)
        self.user_employee_all_rights.employee_permissions.add(3)
        self.user_employee_all_rights.employee_permissions.add(4)
        self.user_employee_all_rights.employee_permissions.add(5)

        self.booking = Booking.objects.create(
            number='BOOK123',
            container_type=self.container_type,
            container_count=10,
            line=self.line,
            created_by=self.user_employee_all_rights.id,
            updated_by=self.user_employee_all_rights.id,
            vehicles='K1,J2,K3',
            vehicles_left='K1,J2,K3',

        )

    def test_employee_booking_list_view__anonymouse_user__expect_redirect_302(self):
        response = self.client.get(reverse_lazy('employee_bookings'))
        self.assertEqual(response.status_code, 302)

    def test_employee_booking_list_view__client_user_login__expect_forbidden_403(self):
        self.client.login(username=self.user_client_no_rights.username, password=self.user_password)
        response = self.client.get(reverse_lazy('employee_bookings'))
        self.assertEqual(response.status_code, 403)

    def test_employee_booking_list_view__user_login__expect_redirect_200(self):
        self.client.login(username=self.user_employee_no_rights.username, password=self.user_password)
        response = self.client.get(reverse_lazy('employee_bookings'))
        self.assertEqual(response.status_code, 200)

    def test_booking_list_view__user_all_rights__expect_OK(self):
        self.client.login(username=self.user_employee_all_rights.username, password=self.user_password)
        response = self.client.get(reverse_lazy('employee_bookings'))
        self.assertEqual(response.status_code, 200)

        self.assertTemplateUsed(response, 'employee/booking-list.html')
        self.assertContains(response, self.booking.number)

    def test_client_create_booking__expect_redirect_to_booking_list_and_booking_in_db(self):
        self.assertTrue( self.user_client_all_rights.has_company_perm('can_manage_booking'))
        self.client.login(username=self.user_client_all_rights.username, password=self.user_password)

        response = self.client.post(reverse('client_booking_create'), {
            'number': 'BOOK456',
            'container_type': self.container_type.id,
            'container_count': 5,
            'line': self.line.id,
            'vehicles': 'Truck1,Truck2',
            'vehicles_left': 'Truck1,Truck2',
        })
        self.assertEqual(response.status_code, 302)
        self.assertTrue(Booking.objects.filter(number='BOOK456').exists())

    def test_booking_update_view(self):
        self.client.login(username=self.user_client_all_rights.username, password=self.user_password)
        response = self.client.post(reverse('client_booking_update', args=[self.booking.id]), {
            'number': 'BOOK123-updated',
            'container_type': self.container_type.id,
            'container_count': 15,
            'line': self.line.id,
        })
        self.assertEqual(response.status_code, 302)
        self.booking.refresh_from_db()
        self.assertEqual(self.booking.number, 'BOOK123-updated')