<?php

use App\Enums\ActivityType;
use App\Models\ActivityEvent;
use App\Models\Company;
use App\Models\MagicLink;
use App\Models\PressRelease;
use App\Models\User;
use Database\Seeders\RolesAndPermissionsSeeder;
use Laravel\Socialite\Contracts\Provider;
use Laravel\Socialite\Facades\Socialite;
use Laravel\Socialite\Two\User as SocialiteUser;
use Livewire\Livewire;
use PragmaRX\Google2FA\Google2FA;
use Tests\TestCase;

/**
 * Einheitliche Login-Abschlüsse (Plan 1.8, Umsetzungsaudit 29.09.2026 K-08):
 * Passwort, Magic Link und Google setzen denselben Stand — auch nach der
 * 2FA-Challenge —, und ein eingeloggter Kunde kann seinen eigenen Link öffnen.
 */
beforeEach(function (): void {
    /** @var TestCase $this */
    $this->seed(RolesAndPermissionsSeeder::class);
});

/**
 * @return array{user: User, secret: string|null, company: Company, pr: PressRelease}
 */
function loginCompletionCustomer(bool $twoFactor = false): array
{
    $user = User::factory()->create(['is_active' => true]);
    $user->assignRole('customer');
    $secret = null;

    if ($twoFactor) {
        $secret = app(Google2FA::class)->generateSecretKey();
        $user->forceFill(['two_factor_secret' => encrypt($secret), 'two_factor_confirmed_at' => now()])->save();
    }

    $company = Company::factory()->presseecho()->create();
    $user->companies()->attach($company->id, ['role' => 'owner']);
    $pr = PressRelease::factory()->create([
        'user_id' => $user->id,
        'company_id' => $company->id,
        'portal' => $company->portal->value,
        'status' => 'draft',
    ]);

    return compact('user', 'secret', 'company', 'pr');
}

function loginCompletionLink(User $user, string $token, array $payload = []): MagicLink
{
    return MagicLink::query()->create([
        'user_id' => $user->id,
        'token_hash' => hash('sha256', $token),
        'purpose' => 'login',
        'payload' => $payload ?: null,
        'expires_at' => now()->addMinutes(30),
    ]);
}

function loginCompletionMethod(User $user): ?string
{
    return ActivityEvent::query()
        ->where('type', ActivityType::UserLoggedIn->value)
        ->where('user_id', $user->id)
        ->latest('id')
        ->first()?->meta['method'] ?? null;
}

test('the password login records the last login also after the two-factor challenge', function () {
    /** @var TestCase $this */
    ['user' => $user, 'secret' => $secret] = loginCompletionCustomer(twoFactor: true);

    Livewire::test('auth.login')
        ->set('email', $user->email)
        ->set('password', 'password')
        ->call('login')
        ->assertRedirect(route('two-factor.challenge'));

    $this->post('/two-factor-challenge', ['code' => app(Google2FA::class)->getCurrentOtp($secret)])
        ->assertRedirect(route('me.dashboard', absolute: false));

    $this->assertAuthenticatedAs($user);
    expect($user->fresh()->last_login_at)->not->toBeNull()
        ->and(loginCompletionMethod($user))->toBe('password');
});

test('a magic link keeps its landing target and its method through the two-factor challenge', function () {
    /** @var TestCase $this */
    ['user' => $user, 'secret' => $secret, 'company' => $company, 'pr' => $pr] = loginCompletionCustomer(twoFactor: true);
    loginCompletionLink($user, 'landing-2fa', ['company_id' => $company->id, 'press_release_id' => $pr->id]);

    $this->get(route('magic-links.consume', ['token' => 'landing-2fa']))
        ->assertRedirect(route('two-factor.challenge'));

    $this->post('/two-factor-challenge', ['code' => app(Google2FA::class)->getCurrentOtp($secret)])
        ->assertRedirect(route('me.press-releases.show', ['id' => $pr->id], absolute: false));

    expect($user->fresh()->last_login_at)->not->toBeNull()
        ->and(loginCompletionMethod($user))->toBe('magic-link');
});

test('google no longer forces a remember cookie, also not through the two-factor challenge', function () {
    /** @var TestCase $this */
    ['user' => $user, 'secret' => $secret] = loginCompletionCustomer(twoFactor: true);

    $provider = Mockery::mock(Provider::class);
    // Bereits verknüpftes Konto; die Erstverknüpfung prüft GoogleLoginTest (S-05).
    $user->forceFill(['oauth_provider' => 'google', 'oauth_provider_id' => 'g-lc-1'])->save();
    $provider->shouldReceive('user')->andReturn((new SocialiteUser)->setRaw(['email_verified' => true])->map(['id' => 'g-lc-1', 'email' => $user->email, 'name' => 'Kunde']));
    Socialite::shouldReceive('driver')->with('google')->andReturn($provider);

    $this->get(route('oauth.google.callback'))->assertRedirect(route('two-factor.challenge'));
    expect(session('login.remember'))->toBeFalse();

    $response = $this->post('/two-factor-challenge', ['code' => app(Google2FA::class)->getCurrentOtp($secret)]);

    $response->assertRedirect(route('me.dashboard', absolute: false));
    expect(collect($response->headers->getCookies())->contains(fn ($cookie) => str_starts_with($cookie->getName(), 'remember_web_')))->toBeFalse()
        ->and(loginCompletionMethod($user))->toBe('google')
        ->and($user->fresh()->last_login_at)->not->toBeNull();
});

test('google without two-factor logs in without a remember cookie', function () {
    /** @var TestCase $this */
    ['user' => $user] = loginCompletionCustomer();

    $provider = Mockery::mock(Provider::class);
    // Bereits verknüpftes Konto; die Erstverknüpfung prüft GoogleLoginTest (S-05).
    $user->forceFill(['oauth_provider' => 'google', 'oauth_provider_id' => 'g-lc-2'])->save();
    $provider->shouldReceive('user')->andReturn((new SocialiteUser)->setRaw(['email_verified' => true])->map(['id' => 'g-lc-2', 'email' => $user->email, 'name' => 'Kunde']));
    Socialite::shouldReceive('driver')->with('google')->andReturn($provider);

    $response = $this->get(route('oauth.google.callback'));

    $response->assertRedirect(route('me.dashboard', absolute: false));
    $this->assertAuthenticatedAs($user);
    expect(collect($response->headers->getCookies())->contains(fn ($cookie) => str_starts_with($cookie->getName(), 'remember_web_')))->toBeFalse();
});

test('a logged-in customer opening his own magic link lands on its target', function () {
    /** @var TestCase $this */
    ['user' => $user, 'company' => $company, 'pr' => $pr] = loginCompletionCustomer();
    $link = loginCompletionLink($user, 'own-link', ['company_id' => $company->id, 'press_release_id' => $pr->id]);

    $this->actingAs($user)
        ->get(route('magic-links.consume', ['token' => 'own-link']))
        ->assertRedirect(route('me.press-releases.show', ['id' => $pr->id], absolute: false));

    $this->assertAuthenticatedAs($user);
    expect($link->fresh()->consumed_at)->not->toBeNull();
});

test('a logged-in user opening a link of another account keeps the previous behaviour', function () {
    /** @var TestCase $this */
    ['user' => $user] = loginCompletionCustomer();
    ['user' => $other] = loginCompletionCustomer();
    $link = loginCompletionLink($other, 'foreign-link');

    $this->actingAs($user)
        ->get(route('magic-links.consume', ['token' => 'foreign-link']))
        ->assertRedirect(route('me.dashboard'));

    $this->assertAuthenticatedAs($user);
    expect($link->fresh()->consumed_at)->toBeNull();
});