<?php

namespace Tests\Feature;

use App\Models\Service;
use App\Models\ServiceAgendaItem;
use App\Models\ServiceSong;
use App\Models\Setting;
use App\Models\Slide;
use App\Models\Song;
use App\Models\SongArrangement;
use App\Models\User;
use Carbon\Carbon;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Tests\TestCase;

final class ServiceControllerTest extends TestCase
{
    use RefreshDatabase;

    public function test_services_index_zeigt_nur_heutige_und_kuenftige_services_mit_statusdaten(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        Service::factory()->create([
            'date' => Carbon::today()->subDay(),
            'finalized_at' => null,
        ]);

        $todayService = Service::factory()->create([
            'title' => 'Gottesdienst Heute',
            'date' => Carbon::today(),
            'finalized_at' => null,
        ]);

        $futureService = Service::factory()->create([
            'title' => 'Gottesdienst Zukunft',
            'date' => Carbon::today()->addDays(3),
            'finalized_at' => null,
        ]);

        $song = Song::factory()->create();
        $arrangement = SongArrangement::factory()->create([
            'song_id' => $song->id,
        ]);

        ServiceSong::create([
            'service_id' => $todayService->id,
            'song_id' => $song->id,
            'song_arrangement_id' => $arrangement->id,
            'use_translation' => false,
            'order' => 1,
            'cts_song_name' => 'Song 1',
            'cts_ccli_id' => '100001',
        ]);

        ServiceSong::create([
            'service_id' => $todayService->id,
            'song_id' => $song->id,
            'song_arrangement_id' => null,
            'use_translation' => false,
            'order' => 2,
            'cts_song_name' => 'Song 2',
            'cts_ccli_id' => '100002',
        ]);

        ServiceSong::create([
            'service_id' => $todayService->id,
            'song_id' => null,
            'song_arrangement_id' => null,
            'use_translation' => false,
            'order' => 3,
            'cts_song_name' => 'Song 3',
            'cts_ccli_id' => '100003',
        ]);

        ServiceSong::create([
            'service_id' => $futureService->id,
            'song_id' => $song->id,
            'song_arrangement_id' => $arrangement->id,
            'use_translation' => false,
            'order' => 1,
            'cts_song_name' => 'Song 4',
            'cts_ccli_id' => '100004',
        ]);

        ServiceSong::create([
            'service_id' => $futureService->id,
            'song_id' => null,
            'song_arrangement_id' => null,
            'use_translation' => false,
            'order' => 2,
            'cts_song_name' => 'Song 5',
            'cts_ccli_id' => '100005',
        ]);

        Slide::factory()->create([
            'service_id' => $todayService->id,
            'type' => 'sermon',
            'expire_date' => null,
            'uploaded_at' => Carbon::today()->subDays(2),
        ]);

        Slide::factory()->create([
            'service_id' => null,
            'type' => 'information',
            'expire_date' => Carbon::today()->addDay(),
            'uploaded_at' => Carbon::today()->subDays(3),
        ]);

        Slide::factory()->create([
            'service_id' => null,
            'type' => 'information',
            'expire_date' => Carbon::today()->addDays(5),
            'uploaded_at' => Carbon::today()->subDays(2),
        ]);

        Slide::factory()->create([
            'service_id' => $todayService->id,
            'type' => 'information',
            'expire_date' => Carbon::today()->addDays(10),
            'uploaded_at' => Carbon::today()->subDay(),
        ]);

        Slide::factory()->create([
            'service_id' => null,
            'type' => 'information',
            'expire_date' => Carbon::today()->subDay(),
            'uploaded_at' => Carbon::today()->subDays(5),
        ]);

        $response = $this->actingAs($user)->get(route('services.index'));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 2)
                ->where('services.0.id', $todayService->id)
                ->where('services.0.cts_event_id', $todayService->cts_event_id)
                ->where('services.0.title', 'Gottesdienst Heute')
                ->where('services.0.songs_total_count', 3)
                ->where('services.0.songs_mapped_count', 2)
                ->where('services.0.songs_arranged_count', 1)
                ->where('services.0.has_sermon_slides', true)
                ->where('services.0.info_slides_count', 3)
                ->where('services.0.agenda_slides_count', 0)
                ->where('services.1.id', $futureService->id)
                ->where('services.1.title', 'Gottesdienst Zukunft')
                ->where('services.1.songs_total_count', 2)
                ->where('services.1.songs_mapped_count', 1)
                ->where('services.1.songs_arranged_count', 1)
                ->where('services.1.has_sermon_slides', false)
                ->where('services.1.info_slides_count', 1)
                ->where('services.1.agenda_slides_count', 0)
        );
    }

    public function test_service_kann_abgeschlossen_werden(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'finalized_at' => null,
        ]);

        // Finalize with confirmed=true to skip prerequisite check
        $response = $this->actingAs($user)->postJson(route('services.finalize', $service), ['confirmed' => true]);

        $response->assertOk();
        $response->assertJson(['needs_confirmation' => false, 'success' => 'Service wurde abgeschlossen.']);
        $this->assertSame(now()->toDateTimeString(), $service->fresh()->finalized_at?->toDateTimeString());
    }

    public function test_service_kann_wieder_geoeffnet_werden(): void
    {
        $user = User::factory()->create();
        $service = Service::factory()->create([
            'finalized_at' => now(),
        ]);

        $response = $this->actingAs($user)->post(route('services.reopen', $service));

        $response->assertRedirect(route('services.index'));
        $this->assertNull($service->fresh()->finalized_at);
    }

    public function test_service_edit_seite_zeigt_service_mit_songs_und_slides(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        $service = Service::factory()->create([
            'title' => 'Gottesdienst',
            'date' => Carbon::today()->addDays(7),
            'preacher_name' => 'Pastor Mueller',
            'finalized_at' => null,
        ]);

        $song = Song::factory()->create([
            'title' => 'Amazing Grace',
            'ccli_id' => '4321',
            'has_translation' => true,
        ]);

        $arrangement = SongArrangement::factory()->create([
            'song_id' => $song->id,
            'name' => 'Normal',
        ]);

        ServiceSong::create([
            'service_id' => $service->id,
            'song_id' => $song->id,
            'song_arrangement_id' => $arrangement->id,
            'use_translation' => true,
            'order' => 1,
            'cts_song_name' => 'Amazing Grace',
            'cts_ccli_id' => '4321',
        ]);

        ServiceSong::create([
            'service_id' => $service->id,
            'song_id' => null,
            'song_arrangement_id' => null,
            'use_translation' => false,
            'order' => 2,
            'cts_song_name' => 'Unbekannter Song',
            'cts_ccli_id' => '9999',
        ]);

        Slide::factory()->create([
            'service_id' => $service->id,
            'type' => 'sermon',
        ]);

        Slide::factory()->create([
            'service_id' => $service->id,
            'type' => 'moderation',
        ]);

        Slide::factory()->create([
            'service_id' => null,
            'type' => 'information',
            'expire_date' => Carbon::today()->addDays(14),
        ]);

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->has('service')
                ->where('service.title', 'Gottesdienst')
                ->where('service.preacher_name', 'Pastor Mueller')
                ->has('serviceSongs', 2)
                ->where('serviceSongs.0.cts_song_name', 'Amazing Grace')
                ->where('serviceSongs.0.song.title', 'Amazing Grace')
                ->where('serviceSongs.0.song.has_translation', true)
                ->where('serviceSongs.0.arrangement.name', 'Normal')
                ->where('serviceSongs.1.cts_song_name', 'Unbekannter Song')
                ->where('serviceSongs.1.song', null)
                ->has('informationSlides', 1)
                ->has('moderationSlides', 1)
                ->has('sermonSlides', 1)
        );
    }

    public function test_service_edit_erfordert_authentifizierung(): void
    {
        $service = Service::factory()->create();

        $response = $this->get(route('services.edit', $service));

        $response->assertRedirect(route('login'));
    }

    public function test_services_index_zeigt_nur_zukuenftige_services_standardmaessig(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        Service::factory()->create([
            'date' => Carbon::today()->subDays(5),
            'title' => 'Vergangener Service',
        ]);

        $todayService = Service::factory()->create([
            'date' => Carbon::today(),
            'title' => 'Heutiger Service',
        ]);

        $futureService = Service::factory()->create([
            'date' => Carbon::today()->addDays(3),
            'title' => 'Zukünftiger Service',
        ]);

        $response = $this->actingAs($user)->get(route('services.index'));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 2)
                ->where('services.0.title', 'Heutiger Service')
                ->where('services.1.title', 'Zukünftiger Service')
                ->where('archived', false)
        );
    }

    public function test_services_index_zeigt_vergangene_services_mit_archived_parameter(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        $pastService1 = Service::factory()->create([
            'date' => Carbon::today()->subDays(5),
            'title' => 'Vergangener Service 1',
        ]);

        $pastService2 = Service::factory()->create([
            'date' => Carbon::today()->subDays(2),
            'title' => 'Vergangener Service 2',
        ]);

        Service::factory()->create([
            'date' => Carbon::today(),
            'title' => 'Heutiger Service',
        ]);

        Service::factory()->create([
            'date' => Carbon::today()->addDays(3),
            'title' => 'Zukünftiger Service',
        ]);

        $response = $this->actingAs($user)->get(route('services.index', ['archived' => 1]));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 2)
                ->where('services.0.title', 'Vergangener Service 2')
                ->where('services.1.title', 'Vergangener Service 1')
                ->where('archived', true)
        );
    }

    public function test_services_index_zaehlt_agenda_slides_fuer_nicht_song_items(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        $service = Service::factory()->create([
            'title' => 'Service mit Agenda',
            'date' => Carbon::today()->addDays(2),
            'finalized_at' => null,
        ]);

        // Non-song agenda item WITH slides → counts
        $agendaItem1 = ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Predigt',
            'sort_order' => 1,
            'service_song_id' => null,
            'is_before_event' => false,
        ]);
        Slide::factory()->create([
            'service_id' => $service->id,
            'service_agenda_item_id' => $agendaItem1->id,
            'type' => 'sermon',
            'uploaded_at' => Carbon::today()->subDay(),
        ]);

        // Non-song agenda item WITH slides → counts
        $agendaItem2 = ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Hinweise',
            'sort_order' => 2,
            'service_song_id' => null,
            'is_before_event' => false,
        ]);
        Slide::factory()->create([
            'service_id' => $service->id,
            'service_agenda_item_id' => $agendaItem2->id,
            'type' => 'moderation',
            'uploaded_at' => Carbon::today()->subDay(),
        ]);

        // Non-song agenda item WITHOUT slides → does NOT count
        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Begrüßung',
            'sort_order' => 3,
            'service_song_id' => null,
            'is_before_event' => false,
        ]);

        // Song agenda item WITH slides → does NOT count (has service_song_id)
        $song = Song::factory()->create();
        $serviceSong = ServiceSong::create([
            'service_id' => $service->id,
            'song_id' => $song->id,
            'song_arrangement_id' => null,
            'use_translation' => false,
            'order' => 1,
            'cts_song_name' => 'Lobpreis',
            'cts_ccli_id' => '55555',
        ]);
        $agendaItemSong = ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Lobpreis',
            'sort_order' => 4,
            'service_song_id' => $serviceSong->id,
            'is_before_event' => false,
        ]);
        Slide::factory()->create([
            'service_id' => $service->id,
            'service_agenda_item_id' => $agendaItemSong->id,
            'type' => 'moderation',
            'uploaded_at' => Carbon::today()->subDay(),
        ]);

        $response = $this->actingAs($user)->get(route('services.index'));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 1)
                ->where('services.0.agenda_slides_count', 2)
        );
    }

    public function test_services_index_sermon_check_nutzt_agenda_matching_wenn_konfiguriert(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        $service = Service::factory()->create([
            'title' => 'Service mit Sermon Setting',
            'date' => Carbon::today()->addDays(2),
            'finalized_at' => null,
        ]);

        Setting::set('agenda_sermon_matching', 'Predigt*');

        // Sermon agenda item with slides
        $sermonItem = ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Predigt: Hoffnung',
            'sort_order' => 1,
            'service_song_id' => null,
            'is_before_event' => false,
        ]);
        Slide::factory()->create([
            'service_id' => $service->id,
            'service_agenda_item_id' => $sermonItem->id,
            'type' => 'sermon',
            'uploaded_at' => Carbon::today()->subDay(),
        ]);

        // No old-style sermon slides directly on service (without agenda item)

        $response = $this->actingAs($user)->get(route('services.index'));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 1)
                ->where('services.0.has_sermon_slides', true)
        );
    }

    public function test_services_index_sermon_ohne_agenda_slides_zeigt_false(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();

        $service = Service::factory()->create([
            'title' => 'Service ohne Predigtfolien',
            'date' => Carbon::today()->addDays(2),
            'finalized_at' => null,
        ]);

        Setting::set('agenda_sermon_matching', 'Predigt*');

        // Sermon agenda item WITHOUT slides
        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Predigt: Thema',
            'sort_order' => 1,
            'service_song_id' => null,
            'is_before_event' => false,
        ]);

        $response = $this->actingAs($user)->get(route('services.index'));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Index')
                ->has('services', 1)
                ->where('services.0.has_sermon_slides', false)
        );
    }

    public function test_edit_seite_liefert_leere_agenda_items_und_settings(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'date' => Carbon::today()->addDays(7),
        ]);

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->has('agendaItems', 0)
                ->has('agendaSettings')
                ->where('agendaSettings.start_title', null)
                ->where('agendaSettings.end_title', null)
                ->where('agendaSettings.announcement_position', null)
                ->where('agendaSettings.sermon_matching', null)
        );
    }

    public function test_edit_seite_liefert_agenda_items_mit_computed_flags(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'date' => Carbon::today()->addDays(7),
        ]);

        Setting::set('agenda_announcement_position', 'Hinweis*,Information*');
        Setting::set('agenda_sermon_matching', 'Predigt*');

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Lobpreis',
            'sort_order' => 1,
            'is_before_event' => false,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Hinweise und Infos',
            'sort_order' => 2,
            'is_before_event' => false,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Predigt: Thema',
            'sort_order' => 3,
            'is_before_event' => false,
        ]);

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->has('agendaItems', 3)
                ->where('agendaItems.0.title', 'Lobpreis')
                ->where('agendaItems.0.is_announcement_position', false)
                ->where('agendaItems.0.is_sermon', false)
                ->where('agendaItems.1.title', 'Hinweise und Infos')
                ->where('agendaItems.1.is_announcement_position', true)
                ->where('agendaItems.1.is_sermon', false)
                ->where('agendaItems.2.title', 'Predigt: Thema')
                ->where('agendaItems.2.is_announcement_position', false)
                ->where('agendaItems.2.is_sermon', true)
        );
    }

    public function test_edit_seite_filtert_agenda_items_mit_start_end_grenzen(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'date' => Carbon::today()->addDays(7),
        ]);

        Setting::set('agenda_start_title', 'Beginn*');
        Setting::set('agenda_end_title', 'Segen*');

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Beginn Gottesdienst',
            'sort_order' => 1,
            'is_before_event' => false,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Lobpreis',
            'sort_order' => 2,
            'is_before_event' => false,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Predigt',
            'sort_order' => 3,
            'is_before_event' => false,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Segen und Sendung',
            'sort_order' => 4,
            'is_before_event' => false,
        ]);

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->has('agendaItems', 2)
                ->where('agendaItems.0.title', 'Lobpreis')
                ->where('agendaItems.1.title', 'Predigt')
        );
    }

    public function test_edit_seite_schliesst_before_event_items_aus(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'date' => Carbon::today()->addDays(7),
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Technik Check',
            'sort_order' => 1,
            'is_before_event' => true,
        ]);

        ServiceAgendaItem::factory()->create([
            'service_id' => $service->id,
            'title' => 'Lobpreis',
            'sort_order' => 2,
            'is_before_event' => false,
        ]);

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->has('agendaItems', 1)
                ->where('agendaItems.0.title', 'Lobpreis')
        );
    }

    public function test_edit_seite_liefert_agenda_settings_mit_allen_vier_keys(): void
    {
        Carbon::setTestNow('2026-03-01 10:00:00');
        $this->withoutVite();

        $user = User::factory()->create();
        $service = Service::factory()->create([
            'date' => Carbon::today()->addDays(7),
        ]);

        Setting::set('agenda_start_title', 'Beginn*');
        Setting::set('agenda_end_title', 'Segen*');
        Setting::set('agenda_announcement_position', 'Hinweis*');
        Setting::set('agenda_sermon_matching', 'Predigt*');

        $response = $this->actingAs($user)->get(route('services.edit', $service));

        $response->assertOk();
        $response->assertInertia(
            fn ($page) => $page
                ->component('Services/Edit')
                ->where('agendaSettings.start_title', 'Beginn*')
                ->where('agendaSettings.end_title', 'Segen*')
                ->where('agendaSettings.announcement_position', 'Hinweis*')
                ->where('agendaSettings.sermon_matching', 'Predigt*')
        );
    }
}