from unittest.mock import patch

from django.contrib.auth import get_user_model
from django.test import TestCase

from workflows.branding import get_company_email_domain
from workflows.models import FormFieldConfig, OnboardingRequest


class OnboardingFlowTests(TestCase):
    def setUp(self):
        self.company_domain = get_company_email_domain()
        user_model = get_user_model()
        self.user = user_model.objects.create_user(
            username='onboard_user',
            password='secret123',
            email=f'requester@{self.company_domain}',
            first_name='Mia',
            last_name='Beispiel',
        )
        self.client.force_login(self.user)

    @patch('workflows.views.process_onboarding_request.delay')
    def test_onboarding_submit_persists_and_enqueues_task(self, mock_delay):
        payload = {
            'first_name': 'Max',
            'last_name': 'Mustermann',
            'gender': 'herr',
            'job_title': 'Consultant',
            'department': 'IT-Service',
            'work_email': f'max.mustermann@{self.company_domain}',
            'contract_start': '2026-11-01',
            'employment_type': 'unbefristet',
            'group_mailboxes_required_choice': 'nein',
            'additional_hardware_needed_choice': 'nein',
            'additional_software_needed_choice': 'nein',
            'additional_access_needed_choice': 'nein',
            'successor_required_choice': 'nein',
            'inherit_phone_number_choice': 'nein',
            'agreement_confirm': 'on',
        }

        response = self.client.post('/onboarding/new/', payload, HTTP_HOST='localhost')

        self.assertEqual(response.status_code, 302)
        self.assertIn('/onboarding/new/?saved=1&id=', response['Location'])

        obj = OnboardingRequest.objects.get(work_email=f'max.mustermann@{self.company_domain}')
        self.assertEqual(obj.full_name, 'Max Mustermann')
        self.assertEqual(obj.onboarded_by_email, f'requester@{self.company_domain}')
        self.assertEqual(obj.onboarded_by_name, 'Mia Beispiel')
        mock_delay.assert_called_once_with(obj.id)

    @patch('workflows.views.process_onboarding_request.delay')
    def test_hidden_non_locked_field_does_not_block_submission(self, mock_delay):
        FormFieldConfig.objects.update_or_create(
            form_type='onboarding',
            field_name='department',
            defaults={'is_visible': False},
        )
        payload = {
            'first_name': 'Nora',
            'last_name': 'Neutral',
            'gender': 'frau',
            'job_title': 'Consultant',
            'work_email': f'nora.neutral@{self.company_domain}',
            'contract_start': '2026-11-01',
            'employment_type': 'unbefristet',
            'group_mailboxes_required_choice': 'nein',
            'additional_hardware_needed_choice': 'nein',
            'additional_software_needed_choice': 'nein',
            'additional_access_needed_choice': 'nein',
            'successor_required_choice': 'nein',
            'inherit_phone_number_choice': 'nein',
            'agreement_confirm': 'on',
        }

        response = self.client.post('/onboarding/new/', payload, HTTP_HOST='localhost')

        self.assertEqual(response.status_code, 302)
        obj = OnboardingRequest.objects.get(work_email=f'nora.neutral@{self.company_domain}')
        self.assertEqual(obj.department, '')
        mock_delay.assert_called_once_with(obj.id)

    @patch('workflows.views.process_onboarding_request.delay')
    def test_required_override_blocks_submission_when_field_is_missing(self, mock_delay):
        FormFieldConfig.objects.update_or_create(
            form_type='onboarding',
            field_name='job_title',
            defaults={'is_required': True},
        )
        payload = {
            'first_name': 'Lina',
            'last_name': 'Leer',
            'gender': 'frau',
            'department': 'IT-Service',
            'work_email': f'lina.leer@{self.company_domain}',
            'contract_start': '2026-11-01',
            'employment_type': 'unbefristet',
            'group_mailboxes_required_choice': 'nein',
            'additional_hardware_needed_choice': 'nein',
            'additional_software_needed_choice': 'nein',
            'additional_access_needed_choice': 'nein',
            'successor_required_choice': 'nein',
            'inherit_phone_number_choice': 'nein',
            'agreement_confirm': 'on',
        }

        response = self.client.post('/onboarding/new/', payload, HTTP_HOST='localhost')

        self.assertEqual(response.status_code, 200)
        self.assertContains(response, 'Dieses Feld ist zwingend erforderlich.')
        self.assertFalse(OnboardingRequest.objects.filter(work_email=f'lina.leer@{self.company_domain}').exists())
        mock_delay.assert_not_called()