<?php

use App\Models\Category;
use App\Models\Company;
use App\Models\PressRelease;
use App\Models\PressReleaseAttachment;
use App\Models\User;
use Database\Seeders\RolesAndPermissionsSeeder;
use Illuminate\Auth\Access\AuthorizationException;
use Illuminate\Filesystem\FilesystemAdapter;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\Storage;
use Livewire\Volt\Volt as LivewireVolt;
use Tests\TestCase;

function publicDisk(): FilesystemAdapter
{
    /** @var FilesystemAdapter $disk */
    $disk = Storage::disk('public');

    return $disk;
}

beforeEach(function (): void {
    /** @var TestCase $this */
    $this->seed(RolesAndPermissionsSeeder::class);
    Storage::fake('public');
});

function makeDraftWithOwner(string $status = 'draft'): array
{
    $owner = User::factory()->create(['is_active' => true]);
    $owner->assignRole('customer');

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

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

    return compact('owner', 'company', 'pr');
}

test('owner can upload a PDF attachment', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();

    $this->actingAs($owner);

    $file = UploadedFile::fake()->create('factsheet.pdf', 200, 'application/pdf');

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->set('newFile', $file)
        ->set('newTitle', 'Factsheet Q1')
        ->set('newDescription', 'Wirtschaftliche Kennzahlen')
        ->call('upload')
        ->assertHasNoErrors();

    $att = $pr->attachments()->first();

    expect($att)->not->toBeNull();
    expect($att->title)->toBe('Factsheet Q1');
    expect($att->description)->toBe('Wirtschaftliche Kennzahlen');
    expect($att->original_name)->toBe('factsheet.pdf');
    expect($att->mime)->toBe('application/pdf');
    expect($att->sort_order)->toBe(1);
    expect($att->disk)->toBe('public');
    publicDisk()->assertExists($att->path);
});

test('upload rejects executable / disallowed file types', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();

    $this->actingAs($owner);

    $bad = UploadedFile::fake()->create('shell.exe', 50, 'application/octet-stream');

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->set('newFile', $bad)
        ->call('upload')
        ->assertHasErrors(['newFile']);

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

test('upload rejects oversized files', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();

    $this->actingAs($owner);

    // 26 MB (limit ist 25 MB).
    $tooBig = UploadedFile::fake()->create('big.pdf', 26 * 1024, 'application/pdf');

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->set('newFile', $tooBig)
        ->call('upload')
        ->assertHasErrors(['newFile']);

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

test('sort_order increments and moveUp / moveDown swap order', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();

    $a = PressReleaseAttachment::factory()->for($pr)->create(['sort_order' => 1, 'title' => 'A']);
    $b = PressReleaseAttachment::factory()->for($pr)->create(['sort_order' => 2, 'title' => 'B']);
    $c = PressReleaseAttachment::factory()->for($pr)->create(['sort_order' => 3, 'title' => 'C']);

    $this->actingAs($owner);

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->call('moveUp', $c->id);

    expect($b->fresh()->sort_order)->toBe(3);
    expect($c->fresh()->sort_order)->toBe(2);

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->call('moveDown', $a->id);

    // Nach moveDown sind a und c gleich (jeweils sort=2 nach swap). Es wird der Vorgänger getauscht — also a tauscht mit c (new neighbour).
    // Wir prüfen pragmatisch: a steht nicht mehr auf 1.
    expect($a->fresh()->sort_order)->not->toBe(1);
});

test('remove deletes the row and the file', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();

    $this->actingAs($owner);

    $file = UploadedFile::fake()->create('toDelete.pdf', 50, 'application/pdf');

    $component = LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->set('newFile', $file)
        ->call('upload')
        ->assertHasNoErrors();

    $att = $pr->attachments()->first();
    publicDisk()->assertExists($att->path);

    $component->call('remove', $att->id);

    expect($pr->attachments()->withTrashed()->find($att->id)?->trashed())->toBeTrue();
    publicDisk()->assertMissing($att->path);
});

test('startEdit + updateAttachment update title and description', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner();
    $att = PressReleaseAttachment::factory()->for($pr)->create([
        'title' => 'Alt',
        'description' => 'Alte Beschreibung',
    ]);

    $this->actingAs($owner);

    LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
        ->call('startEdit', $att->id)
        ->assertSet('editingId', $att->id)
        ->assertSet('editTitle', 'Alt')
        ->set('editTitle', 'Neuer Titel')
        ->set('editDescription', 'Frische Beschreibung')
        ->call('updateAttachment')
        ->assertHasNoErrors()
        ->assertSet('editingId', null);

    $att->refresh();
    expect($att->title)->toBe('Neuer Titel');
    expect($att->description)->toBe('Frische Beschreibung');
});

test('foreign customer cannot upload attachments', function () {
    /** @var TestCase $this */
    ['pr' => $pr] = makeDraftWithOwner();

    $stranger = User::factory()->create(['is_active' => true]);
    $stranger->assignRole('customer');

    $this->actingAs($stranger);

    $file = UploadedFile::fake()->create('any.pdf', 30, 'application/pdf');

    try {
        LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
            ->set('newFile', $file)
            ->call('upload');
    } catch (AuthorizationException) {
        // Erwartet: Policy verhindert den Upload.
    }

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

test('attachments cannot be uploaded when PR is published', function () {
    /** @var TestCase $this */
    ['owner' => $owner, 'pr' => $pr] = makeDraftWithOwner('published');

    $this->actingAs($owner);

    $file = UploadedFile::fake()->create('any.pdf', 30, 'application/pdf');

    try {
        LivewireVolt::test('components.press-release-attachments-manager', ['pressReleaseId' => $pr->id])
            ->set('newFile', $file)
            ->call('upload');
    } catch (AuthorizationException) {
        // Erwartet: Customer darf an published PR nichts ändern.
    }

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