from django.test import TestCase

from workflows.models import FormCustomFieldConfig, FormFieldConfig, FormSectionConfig, OffboardingRequest, OnboardingRequest
from workflows.pdf_sections import build_pdf_sections


class PDFSectionBuilderTests(TestCase):
    def test_onboarding_builder_respects_hidden_section_and_hidden_field(self):
        FormSectionConfig.objects.update_or_create(
            form_type='onboarding',
            section_key='itsetup',
            defaults={'is_visible': False},
        )
        FormFieldConfig.objects.update_or_create(
            form_type='onboarding',
            field_name='job_title',
            defaults={'is_visible': False},
        )
        request_obj = OnboardingRequest.objects.create(
            full_name='Max Mustermann',
            gender='herr',
            job_title='Consultant',
            department='IT-Service',
            work_email='max.mustermann@workdock.de',
            contract_start='2026-11-01',
            employment_type='unbefristet',
            agreement='accepted',
        )

        sections = build_pdf_sections('onboarding', request_obj, 'de')

        self.assertEqual([section['key'] for section in sections], ['stammdaten', 'vertrag', 'abschluss'])
        stammdaten = next(section for section in sections if section['key'] == 'stammdaten')
        self.assertNotIn('job_title', [field['name'] for field in stammdaten['fields']])

    def test_onboarding_builder_uses_field_order_and_overrides(self):
        FormFieldConfig.objects.update_or_create(
            form_type='onboarding',
            field_name='department',
            defaults={
                'sort_order': 1,
                'label_override': 'Team',
                'help_text_override': 'Interne Organisationseinheit',
            },
        )
        FormFieldConfig.objects.update_or_create(
            form_type='onboarding',
            field_name='gender',
            defaults={'sort_order': 5},
        )
        request_obj = OnboardingRequest.objects.create(
            full_name='Max Mustermann',
            gender='herr',
            job_title='Consultant',
            department='IT-Service',
            work_email='max.mustermann@workdock.de',
            contract_start='2026-11-01',
            employment_type='unbefristet',
            agreement='accepted',
        )

        sections = build_pdf_sections('onboarding', request_obj, 'de')
        stammdaten = next(section for section in sections if section['key'] == 'stammdaten')
        visible_names = [field['name'] for field in stammdaten['fields']]
        department_field = next(field for field in stammdaten['fields'] if field['name'] == 'department')

        self.assertLess(visible_names.index('department'), visible_names.index('gender'))
        self.assertEqual(department_field['label'], 'Team')
        self.assertEqual(department_field['help_text'], 'Interne Organisationseinheit')
        self.assertEqual(department_field['display_value'], 'IT-Service')

    def test_offboarding_builder_has_section_parity_and_formats_values(self):
        FormSectionConfig.objects.update_or_create(
            form_type='offboarding',
            section_key='abschluss',
            defaults={'is_visible': False},
        )
        request_obj = OffboardingRequest.objects.create(
            full_name='Lara Beispiel',
            work_email='lara.beispiel@workdock.de',
            department='IT-Service',
            job_title='Engineer',
            last_working_day='2026-12-31',
            notes='Bitte Accounts sperren.',
            requested_by_email='admin@workdock.de',
        )

        sections = build_pdf_sections('offboarding', request_obj, 'de')

        self.assertEqual([section['key'] for section in sections], ['mitarbeitende', 'austritt'])
        mitarbeitende = next(section for section in sections if section['key'] == 'mitarbeitende')
        austritt = next(section for section in sections if section['key'] == 'austritt')
        self.assertIn('full_name', [field['name'] for field in mitarbeitende['fields']])
        self.assertIn('last_working_day', [field['name'] for field in austritt['fields']])
        date_field = next(field for field in austritt['fields'] if field['name'] == 'last_working_day')
        self.assertTrue(date_field['display_value'])

    def test_custom_fields_are_included_in_pdf_sections(self):
        FormCustomFieldConfig.objects.create(
            form_type='onboarding',
            field_key='office_location',
            section_key='stammdaten',
            sort_order=0,
            field_type='text',
            is_active=True,
            label='Bürostandort',
        )
        request_obj = OnboardingRequest.objects.create(
            full_name='Max Mustermann',
            gender='herr',
            job_title='Consultant',
            department='IT-Service',
            work_email='max.mustermann@workdock.de',
            contract_start='2026-11-01',
            employment_type='unbefristet',
            agreement='accepted',
            custom_field_values={'office_location': 'Berlin Mitte'},
        )

        sections = build_pdf_sections('onboarding', request_obj, 'de')
        stammdaten = next(section for section in sections if section['key'] == 'stammdaten')
        custom_field = next(field for field in stammdaten['fields'] if field['name'] == 'custom__office_location')

        self.assertEqual(custom_field['label'], 'Bürostandort')
        self.assertEqual(custom_field['display_value'], 'Berlin Mitte')