<?php

use App\Models\Setting;
use App\Models\UserAbo;
use App\Models\UserAboOrder;
use App\Repositories\AboRepository;
use App\Services\AboHelper;
use App\User;
use Carbon\Carbon;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\URL;
use Tests\TestCase;

/**
 * Ticket A4 (Entwicklungsplan September 2026): eigener Abschnitt "Abo pausieren
 * oder kündigen" auf der Abo-Seite (CRM und Portal) mit Fortschritt zur
 * Mindestlaufzeit, Kündigungs-Modal samt Folgen-Hinweis und Pause als
 * Alternative; die Kündigung im Einstellungs-Modal verweist nur noch dorthin.
 */
uses(TestCase::class, RefreshDatabase::class);

beforeEach(function () {
    Carbon::setTestNow('2026-09-16 10:00:00');
    app('request')->setLaravelSession(app('session.store'));
    URL::resolveMissingNamedRoutesUsing(fn ($name, $parameters = []) => '/'.$name.'/'.implode('/', (array) $parameters));
});

afterEach(fn () => Carbon::setTestNow());

function pcsUser(): User
{
    return User::forceCreate([
        'email' => 'pcs-'.uniqid('', true).'@example.com',
        'password' => bcrypt('secret'),
        'lang' => 'de',
        'm_level' => 1,
        'payment_account' => now()->addYear(),
    ]);
}

function pcsAbo(User $user, int $paidDeliveries = 6, string $nextDate = '2026-10-05', array $attributes = []): UserAbo
{
    $abo = UserAbo::create(array_merge([
        'user_id' => $user->id,
        'member_id' => $user->id,
        'shopping_user_id' => 0,
        'email' => 'pcs-abo-'.uniqid('', true).'@example.com',
        'is_for' => 'me',
        'payone_userid' => 0,
        'clearingtype' => 'cc',
        'amount' => 5000,
        'active' => true,
        'status' => 2,
        'abo_interval' => 5,
        'start_date' => '2026-01-05',
        'last_date' => '2026-09-05',
        'next_date' => $nextDate,
    ], $attributes));

    for ($i = 0; $i < $paidDeliveries; $i++) {
        UserAboOrder::create([
            'user_abo_id' => $abo->id,
            'shopping_order_id' => 0,
            'status' => 2,
            'paid' => true,
        ]);
    }

    return $abo->fresh();
}

function pcsRender(UserAbo $abo, string $view = 'me'): string
{
    return view('admin.abo._pause_cancel', ['user_abo' => $abo, 'view' => $view])->render();
}

it('zeigt nach der Mindestlaufzeit Pause und Kuendigung mit Modal, Folgen-Hinweis und Bestaetigungs-Checkbox', function () {
    $abo = pcsAbo(pcsUser());

    $html = pcsRender($abo);

    expect($html)
        ->toContain('id="abo-pause-cancel"')
        ->toContain(__('abo.pause_cancel_title'))
        ->toContain(__('abo.pause_cancel_progress', ['count' => 6, 'min' => 6]))
        ->toContain('id="abo-pause-form"')
        ->toContain('name="abo_pause" value="true"')
        ->toContain('id="modal-abo-cancel"')
        ->toContain('name="abo_cancel" value="true"')
        ->toContain(__('abo.cancel_consequence_restart', ['min' => 6]))
        ->toContain(__('abo.cancel_prefer_pause_button'))
        ->toContain(__('abo.cancel_anyway_button'))
        ->toContain('id="abo-cancel-confirm"')
        ->toContain('id="abo-cancel-submit" disabled')
        ->toContain('/user_abos_update/me/'.$abo->id)
        ->not->toContain(__('abo.info_min_duration_orders_left', ['count' => 0]));
});

it('zeigt vor der Mindestlaufzeit nur den Fortschritt und den Hinweis auf die verbleibenden Lieferungen', function () {
    $abo = pcsAbo(pcsUser(), paidDeliveries: 4);

    $html = pcsRender($abo, 'portal');

    expect($html)
        ->toContain(__('abo.pause_cancel_progress', ['count' => 4, 'min' => 6]))
        ->toContain(__('abo.info_min_duration_orders_left', ['count' => 2]))
        ->not->toContain('id="modal-abo-cancel"')
        ->not->toContain('name="abo_cancel"')
        ->not->toContain('name="abo_pause"');
});

it('zeigt innerhalb der Sperrfrist vor der Ausfuehrung den Hinweis statt der Buttons', function () {
    // Ausfuehrung in 2 Tagen, Sperre pausieren/kuendigen = 3 Tage
    Setting::setContentBySlug('abo-lock-days-pause-cancel', 3, 'int');
    $abo = pcsAbo(pcsUser(), nextDate: '2026-09-18');

    expect(AboHelper::isPauseCancelLocked($abo, 'me'))->toBeTrue()
        ->and(AboHelper::isPauseCancelLocked($abo, 'admin'))->toBeFalse();

    $html = pcsRender($abo);

    expect($html)
        ->toContain(__('abo.pause_cancel_locked_hint', ['date' => '18.09.2026', 'lock' => 3, 'days' => 2]))
        ->not->toContain('id="modal-abo-cancel"')
        ->not->toContain('name="abo_pause"');
});

it('zeigt ohne Vorlaufsperre am Ausfuehrungstag den Vortag-Hinweis (A2)', function () {
    $abo = pcsAbo(pcsUser(), nextDate: '2026-09-16');

    $html = pcsRender($abo);

    expect($html)
        ->toContain(__('abo.pause_cancel_locked_hint_zero', ['date' => '16.09.2026', 'lock' => 0, 'days' => 0]))
        ->not->toContain('id="modal-abo-cancel"');

    expect(pcsRender(pcsAbo(pcsUser(), nextDate: '2026-09-17')))->toContain('id="modal-abo-cancel"');
});

it('bietet im Kuendigungs-Modal keine Pause an, wenn die Pause gerade nicht moeglich ist', function () {
    $abo = pcsAbo(pcsUser(), attributes: ['last_pause_date' => '2026-08-01']);

    $html = pcsRender($abo);

    expect($html)
        ->toContain('id="modal-abo-cancel"')
        ->toContain(__('abo.info_pause_available_from', ['date' => '01.02.2027', 'months' => 6]))
        ->not->toContain('id="abo-pause-form"')
        ->not->toContain(__('abo.cancel_prefer_pause_button'))
        ->not->toContain(__('abo.cancel_alternative_pause'));
});

it('blendet den Abschnitt fuer beendete Abos aus', function () {
    $cancelled = pcsAbo(pcsUser(), attributes: ['status' => 4, 'active' => false]);
    $finished = pcsAbo(pcsUser(), attributes: ['status' => 5, 'active' => false]);

    expect(pcsRender($cancelled))->not->toContain('abo-pause-cancel')
        ->and(pcsRender($finished))->not->toContain('abo-pause-cancel');
});

it('verweist im Einstellungs-Modal nur noch auf den Abschnitt statt direkt zu kuendigen', function () {
    $abo = pcsAbo(pcsUser());

    $html = view('admin.abo.modal_abo_update', [
        'user_abo' => $abo,
        'data' => ['action' => 'abo_update_settings', 'id' => $abo->id, 'view' => 'portal'],
        'route' => '/portal/abo/update',
    ])->render();

    expect($html)
        ->toContain(__('abo.cancel_abo'))
        ->toContain(__('abo.cancel_in_section_hint'))
        ->toContain('abo-pause-cancel')
        ->toContain('name="abo_pause"')
        ->not->toContain('name="abo_cancel"');
});

it('kuendigt als eigenstaendige Aktion: Erfolgsmeldung, kein Liefertermin-Hinweis, next_date unveraendert', function () {
    $user = pcsUser();
    $abo = pcsAbo($user);
    $this->actingAs($user);

    $repository = new AboRepository;
    $repository->setModel($abo);

    $result = $repository->update([
        'action' => 'abo_update_settings',
        'id' => $abo->id,
        'view' => 'me',
        'abo_interval' => 5,
        'abo_is_active' => 1,
        'abo_cancel' => 'true',
        'abo_cancel_confirm' => '1',
    ]);

    $abo = $abo->fresh();

    expect($result)->toBeTrue()
        ->and((int) $abo->status)->toBe(4)
        ->and($abo->active)->toBeFalse()
        ->and(Carbon::parse($abo->getRawOriginal('next_date'))->format('Y-m-d'))->toBe('2026-10-05')
        ->and(session('alert-success'))->toBe(__('abo.cancel_success'))
        ->and(session('alert-warning'))->toBeNull()
        ->and(session('alert-error'))->toBeNull();
});

it('lehnt die Kuendigung vor der Mindestlaufzeit ab, ohne den Liefertag anzufassen', function () {
    $user = pcsUser();
    $abo = pcsAbo($user, paidDeliveries: 2);
    $this->actingAs($user);

    $repository = new AboRepository;
    $repository->setModel($abo);

    $result = $repository->update([
        'action' => 'abo_update_settings',
        'id' => $abo->id,
        'view' => 'me',
        'abo_interval' => 5,
        'abo_cancel' => 'true',
    ]);

    $abo = $abo->fresh();

    expect($result)->toBeFalse()
        ->and((int) $abo->status)->toBe(2)
        ->and($abo->active)->toBeTrue()
        ->and(session('alert-error'))->toBe(__('abo.info_min_duration_orders_left', ['count' => 4]))
        ->and(session('alert-success'))->toBeNull()
        ->and(session('alert-warning'))->toBeNull();
});

it('rendert den Abschnitt mit einer abweichenden Mindestlaufzeit aus dem Setting', function () {
    Setting::setContentBySlug('abo-min-duration', 3, 'int');
    $abo = pcsAbo(pcsUser(), paidDeliveries: 3);

    $html = pcsRender($abo);

    expect($html)
        ->toContain(__('abo.pause_cancel_progress', ['count' => 3, 'min' => 3]))
        ->toContain(__('abo.cancel_consequence_restart', ['min' => 3]))
        ->toContain('id="modal-abo-cancel"');
});