<?php

use App\Enums\AiImageDeclaration;
use App\Enums\AiTextDeclaration;
use App\Enums\ImageLicenseType;
use App\Enums\PressReleaseStatus;
use App\Models\Category;
use App\Models\Company;
use App\Models\PressRelease;
use App\Models\PressReleaseAiDeclaration;
use App\Models\User;
use App\Services\PressRelease\AiDeclarationRequiredException;
use App\Services\PressRelease\PressReleaseService;
use Database\Seeders\RolesAndPermissionsSeeder;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Queue;
use Illuminate\Support\Facades\Storage;
use Livewire\Volt\Volt as LivewireVolt;
use Tests\TestCase;

/**
 * KI-Kennzeichnung (Art. 50 KI-VO, Decision-Update 08.07.2026):
 * Pflicht-Selbstdeklaration im Submit-Flow, versionierter Audit-Trail,
 * öffentliches Label in Einreicher-Stimme.
 */
beforeEach(function (): void {
    /** @var TestCase $this */
    $this->seed(RolesAndPermissionsSeeder::class);
    Queue::fake();
});

function makeAiDeclarationCustomer(): array
{
    $customer = User::factory()->create(['is_active' => true]);
    $customer->assignRole('customer');

    $company = Company::factory()->presseecho()->create();
    $customer->companies()->attach($company->id, ['role' => 'owner']);

    return [$customer, $company];
}

test('the text declaration maps to the attributed public label per decision update', function () {
    // Zwei Gruppen (Vereinfachung 10.07.2026): None/Assisted → kein Label,
    // MostlyAi/FullyAi → gemeinsames „KI-generiert"-Label in Einreicher-Stimme.
    expect(AiTextDeclaration::None->publicLabel())->toBeNull();
    expect(AiTextDeclaration::Assisted->publicLabel())->toBeNull();
    expect(AiTextDeclaration::MostlyAi->publicLabel())
        ->toBe('KI-generiert: Nach Angaben des einreichenden Unternehmens wurde diese Pressemitteilung ganz oder überwiegend mit generativer KI erstellt.');
    expect(AiTextDeclaration::FullyAi->publicLabel())
        ->toBe('KI-generiert: Nach Angaben des einreichenden Unternehmens wurde diese Pressemitteilung ganz oder überwiegend mit generativer KI erstellt.');
});

test('every stored value maps onto one of the two form options', function () {
    expect(AiTextDeclaration::None->formOption())->toBe(AiTextDeclaration::None);
    expect(AiTextDeclaration::Assisted->formOption())->toBe(AiTextDeclaration::None);
    expect(AiTextDeclaration::MostlyAi->formOption())->toBe(AiTextDeclaration::MostlyAi);
    expect(AiTextDeclaration::FullyAi->formOption())->toBe(AiTextDeclaration::MostlyAi);
    expect(AiTextDeclaration::formCases())->toBe([AiTextDeclaration::None, AiTextDeclaration::MostlyAi]);
});

test('the image declaration maps to the public image hint per decision update', function () {
    // Kurzform als Badge direkt am Bild (User-Entscheidung 10.07.2026).
    expect(AiImageDeclaration::Original->publicLabel())->toBeNull();
    expect(AiImageDeclaration::AiGenerated->publicLabel())->toBe('KI-generiert');
    expect(AiImageDeclaration::AiEdited->publicLabel())->toBe('KI-bearbeitet');
});

test('submit is blocked without a complete ai declaration', function () {
    /** @var TestCase $this */
    [$customer] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->aiUndeclared()->create([
        'user_id' => $customer->id,
        'status' => PressReleaseStatus::Draft->value,
    ]);

    $this->actingAs($customer);

    expect(fn () => app(PressReleaseService::class)->submitForReview($pr))
        ->toThrow(AiDeclarationRequiredException::class);

    expect($pr->fresh()->status)->toBe(PressReleaseStatus::Draft);
    expect(PressReleaseAiDeclaration::query()->count())->toBe(0);
});

test('submit is blocked while any image lacks its ai declaration', function () {
    /** @var TestCase $this */
    [$customer] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->create([
        'user_id' => $customer->id,
        'status' => PressReleaseStatus::Draft->value,
    ]);

    $pr->images()->create([
        'disk' => 'public',
        'path' => 'press-releases/'.$pr->id.'/images/title.jpg',
        'author' => 'Jane Doe',
        'license_type' => ImageLicenseType::Own->value,
        'rights_confirmed_at' => now(),
        'is_preview' => true,
        'sort_order' => 1,
        'ai_declaration' => null,
    ]);

    $this->actingAs($customer);

    expect(fn () => app(PressReleaseService::class)->submitForReview($pr))
        ->toThrow(AiDeclarationRequiredException::class);

    expect($pr->fresh()->status)->toBe(PressReleaseStatus::Draft);
});

test('each submit writes a versioned immutable audit entry with the image snapshot', function () {
    /** @var TestCase $this */
    [$customer, $company] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->create([
        'user_id' => $customer->id,
        'company_id' => $company->id,
        'status' => PressReleaseStatus::Draft->value,
        'ai_text_declaration' => AiTextDeclaration::MostlyAi->value,
        'ai_declaration_confirmed_at' => now(),
    ]);

    $image = $pr->images()->create([
        'disk' => 'public',
        'path' => 'press-releases/'.$pr->id.'/images/title.jpg',
        'author' => 'Beispiel GmbH',
        'license_type' => ImageLicenseType::AiGenerated->value,
        'rights_confirmed_at' => now(),
        'is_ai_generated' => true,
        'ai_declaration' => AiImageDeclaration::AiGenerated->value,
        'is_preview' => true,
        'sort_order' => 1,
    ]);

    $this->actingAs($customer);

    app(PressReleaseService::class)->submitForReview($pr);

    $entry = PressReleaseAiDeclaration::query()->sole();

    expect($entry->press_release_id)->toBe($pr->id);
    expect($entry->user_id)->toBe($customer->id);
    expect($entry->company_id)->toBe($company->id);
    expect($entry->text_declaration)->toBe(AiTextDeclaration::MostlyAi);
    expect($entry->confirmed_at)->not->toBeNull();
    expect($entry->created_at)->not->toBeNull();
    expect($entry->image_declarations)->toBe([
        ['image_id' => $image->id, 'path' => $image->path, 'declaration' => 'ai_generated'],
    ]);

    // Re-Submit nach Ablehnung erzeugt einen ZWEITEN Eintrag (Versionierung).
    $pr->fresh()->update(['status' => PressReleaseStatus::Rejected->value]);
    app(PressReleaseService::class)->submitForReview($pr->fresh());

    expect(PressReleaseAiDeclaration::query()->count())->toBe(2);
});

test('the create editor requires the ai declaration only when submitting for review', function () {
    /** @var TestCase $this */
    [$customer] = makeAiDeclarationCustomer();
    $category = Category::factory()->create();

    $this->actingAs($customer);

    $component = LivewireVolt::test('customer.press-releases.create')
        ->set('categoryId', $category->id)
        ->set('title', 'Ein gültiger Titel für die PM')
        ->set('text', str_repeat('Aussagekräftiger Fließtext. ', 5));

    // Einreichen ohne Deklaration → Fehler im Modal, keine PM angelegt.
    $component
        ->call('save', 'review')
        ->assertHasErrors(['aiTextDeclaration', 'aiDeclarationConfirmed']);

    expect(PressRelease::query()->where('user_id', $customer->id)->count())->toBe(0);

    // Entwurf-Speichern bleibt ohne Deklaration möglich.
    $component
        ->call('save', 'draft')
        ->assertHasNoErrors();

    $draft = PressRelease::query()->where('user_id', $customer->id)->sole();
    expect($draft->ai_text_declaration)->toBeNull();
    expect($draft->ai_declaration_confirmed_at)->toBeNull();
});

test('submitting from the create editor persists the declaration and the audit entry', function () {
    /** @var TestCase $this */
    [$customer] = makeAiDeclarationCustomer();
    $category = Category::factory()->create();

    $this->actingAs($customer);

    LivewireVolt::test('customer.press-releases.create')
        ->set('categoryId', $category->id)
        ->set('title', 'Ein gültiger Titel für die PM')
        ->set('text', str_repeat('Aussagekräftiger Fließtext. ', 5))
        ->set('aiTextDeclaration', AiTextDeclaration::FullyAi->value)
        ->set('aiDeclarationConfirmed', true)
        ->call('save', 'review')
        ->assertHasNoErrors();

    $pr = PressRelease::query()->where('user_id', $customer->id)->sole();

    expect($pr->status)->toBe(PressReleaseStatus::Review);
    expect($pr->ai_text_declaration)->toBe(AiTextDeclaration::FullyAi);
    expect($pr->ai_declaration_confirmed_at)->not->toBeNull();
    expect($pr->aiTextPublicLabel())
        ->toBe('KI-generiert: Nach Angaben des einreichenden Unternehmens wurde diese Pressemitteilung ganz oder überwiegend mit generativer KI erstellt.');

    $entry = PressReleaseAiDeclaration::query()->sole();
    expect($entry->press_release_id)->toBe($pr->id);
    expect($entry->text_declaration)->toBe(AiTextDeclaration::FullyAi);
});

test('submitting from the detail page validates and persists the declaration', function () {
    /** @var TestCase $this */
    [$customer, $company] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->aiUndeclared()->create([
        'user_id' => $customer->id,
        'company_id' => $company->id,
        'portal' => $company->portal->value,
        'status' => PressReleaseStatus::Draft->value,
    ]);

    $this->actingAs($customer);

    LivewireVolt::test('customer.press-releases.show', ['id' => $pr->id])
        ->call('submitForReview')
        ->assertHasErrors(['aiTextDeclaration', 'aiDeclarationConfirmed']);

    expect($pr->fresh()->status)->toBe(PressReleaseStatus::Draft);

    LivewireVolt::test('customer.press-releases.show', ['id' => $pr->id])
        ->set('aiTextDeclaration', AiTextDeclaration::Assisted->value)
        ->set('aiDeclarationConfirmed', true)
        ->call('submitForReview')
        ->assertHasNoErrors();

    $pr->refresh();
    expect($pr->status)->toBe(PressReleaseStatus::Review);
    expect($pr->ai_text_declaration)->toBe(AiTextDeclaration::Assisted);
    // Formulierungshilfe = Entlastungsfall → kein öffentliches Pflicht-Label.
    expect($pr->aiTextPublicLabel())->toBeNull();
    expect(PressReleaseAiDeclaration::query()->count())->toBe(1);
});

test('the submit modal renders the declaration options and the binding confirmation', function () {
    /** @var TestCase $this */
    [$customer, $company] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->aiUndeclared()->create([
        'user_id' => $customer->id,
        'company_id' => $company->id,
        'portal' => $company->portal->value,
        'status' => PressReleaseStatus::Draft->value,
    ]);

    $this->actingAs($customer);

    LivewireVolt::test('customer.press-releases.show', ['id' => $pr->id])
        ->assertSee('KI-Kennzeichnung')
        ->assertSee('Ohne generative KI erstellt – oder KI nur als Formulierungshilfe, mit anschließender menschlicher Überarbeitung und Verantwortung.')
        ->assertSee('Ganz oder überwiegend mit generativer KI erstellt.')
        ->assertSee('Ich bestätige, dass meine Angaben zum Einsatz generativer KI vollständig und wahrheitsgemäß sind.');
});

test('image uploads require the per-image ai declaration', function () {
    /** @var TestCase $this */
    [$customer, $company] = makeAiDeclarationCustomer();

    $pr = PressRelease::factory()->create([
        'user_id' => $customer->id,
        'company_id' => $company->id,
        'category_id' => Category::factory()->create()->id,
        'portal' => $company->portal->value,
        'status' => 'draft',
    ]);

    Storage::fake('public');
    $this->actingAs($customer);

    LivewireVolt::test('components.press-release-images-manager', ['pressReleaseId' => $pr->id])
        ->set('newImage', UploadedFile::fake()->image('foto.jpg', 1200, 800))
        ->set('newCopyright', 'Foto: Jane Doe')
        ->set('newAuthor', 'Jane Doe')
        ->set('newLicenseType', ImageLicenseType::Own->value)
        ->set('newPeopleRightsStatus', 'none')
        ->set('newPropertyRightsStatus', 'none')
        ->set('newRightsConfirmed', true)
        ->call('saveImage')
        ->assertHasErrors(['newAiDeclaration']);

    expect($pr->images()->count())->toBe(0);
});