<?php

use App\Models\User;
use Database\Seeders\DatabaseSeeder;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Inertia\Testing\AssertableInertia as Assert;
use Laravel\Fortify\Actions\EnableTwoFactorAuthentication;
use Laravel\Fortify\Features;
use Laravel\Fortify\Fortify;
use Laravel\Socialite\Facades\Socialite;
use Laravel\Socialite\Two\User as SocialiteUser;
use PragmaRX\Google2FA\Google2FA;

uses(RefreshDatabase::class);

beforeEach(function () {
    config([
        'auth-ui.features.two_factor' => true,
        'auth-ui.features.two_factor_required' => false,
        'fortify.features' => [Features::twoFactorAuthentication()],
        'fortify-options.two-factor-authentication' => ['confirm' => true],
        'auth-ui.providers.github' => [
            'label' => 'GitHub',
            'icon' => 'i-simple-icons-github',
            'enabled' => true,
        ],
    ]);
});

function enableTwoFactorForTest(User $user): array
{
    app(EnableTwoFactorAuthentication::class)($user);
    $user->forceFill(['two_factor_confirmed_at' => now()])->save();
    $user->refresh();

    $secret = Fortify::currentEncrypter()->decrypt($user->two_factor_secret);

    return [
        'code' => app(Google2FA::class)->getCurrentOtp($secret),
        'recovery_codes' => $user->recoveryCodes(),
    ];
}

it('keeps the profile available while two-factor settings are disabled', function () {
    config(['auth-ui.features.two_factor' => false]);

    $this->actingAs(User::factory()->create())
        ->get('/profile')
        ->assertInertia(fn (Assert $page) => $page
            ->component('Profile/Show')
            ->where('twoFactor.available', false)
            ->where('twoFactor.enabled', false)
            ->where('twoFactor.pending', false));
});

it('redirects the former security page to the profile', function () {
    $this->actingAs(User::factory()->create())
        ->get('/security')
        ->assertRedirect('/profile');
});

it('bypasses stored two-factor configuration when the feature is disabled', function () {
    $user = User::factory()->create([
        'email' => 'test@example.com',
        'password' => 'password123',
    ]);
    enableTwoFactorForTest($user);
    config(['auth-ui.features.two_factor' => false]);

    $this->post('/login', [
        'login' => 'test@example.com',
        'password' => 'password123',
    ])->assertRedirect('/dashboard');

    $this->assertAuthenticatedAs($user);
});

it('redirects authenticated users to enrollment when two-factor setup is mandatory', function () {
    config(['auth-ui.features.two_factor_required' => true]);
    $user = User::factory()->create();

    $this->actingAs($user)
        ->get('/dashboard')
        ->assertRedirect('/profile')
        ->assertSessionHas('error', 'Two-factor authentication is required before you can continue.');

    $this->actingAs($user)
        ->get('/profile')
        ->assertOk();

    $this->actingAs($user)
        ->post('/logout')
        ->assertRedirect('/');
    $this->assertGuest();
});

it('keeps application access restricted while mandatory enrollment is pending', function () {
    config(['auth-ui.features.two_factor_required' => true]);
    $user = User::factory()->create(['password' => 'password123']);

    $this->actingAs($user)
        ->post('/profile/two-factor', ['password' => 'password123'])
        ->assertRedirect('/profile');

    expect($user->fresh()->two_factor_secret)->not->toBeNull()
        ->and($user->fresh()->hasEnabledTwoFactorAuthentication())->toBeFalse();

    $this->actingAs($user)
        ->get('/dashboard')
        ->assertRedirect('/profile');
});

it('allows normal access after mandatory enrollment is complete', function () {
    config(['auth-ui.features.two_factor_required' => true]);
    $user = User::factory()->create();
    enableTwoFactorForTest($user);

    $this->actingAs($user)
        ->get('/dashboard')
        ->assertOk();
});

it('does not enforce the mandatory flag while the main two-factor feature is disabled', function () {
    config([
        'auth-ui.features.two_factor' => false,
        'auth-ui.features.two_factor_required' => true,
    ]);

    $this->actingAs(User::factory()->create())
        ->get('/dashboard')
        ->assertOk();
});

it('blocks authenticated API requests until mandatory enrollment is complete', function () {
    config(['auth-ui.features.two_factor_required' => true]);
    $user = User::factory()->create();

    $this->actingAs($user)
        ->getJson('/api/user')
        ->assertForbidden()
        ->assertJson([
            'message' => 'Two-factor authentication setup is required.',
            'setup_url' => route('profile.show'),
        ]);

    enableTwoFactorForTest($user);

    $this->actingAs($user->fresh())
        ->getJson('/api/user')
        ->assertOk()
        ->assertJsonPath('id', $user->id);
});

it('requires the current password before a password user can enroll', function () {
    $user = User::factory()->create(['password' => 'password123']);

    $this->actingAs($user)
        ->post('/profile/two-factor', ['password' => 'wrong-password'])
        ->assertSessionHasErrors('password');

    expect($user->fresh()->two_factor_secret)->toBeNull();

    $this->actingAs($user)
        ->post('/profile/two-factor', ['password' => 'password123'])
        ->assertRedirect('/profile');

    expect($user->fresh()->two_factor_secret)->not->toBeNull()
        ->and($user->fresh()->two_factor_confirmed_at)->toBeNull();

    $this->actingAs($user)
        ->get('/profile')
        ->assertInertia(fn (Assert $page) => $page
            ->component('Profile/Show')
            ->where('twoFactor.pending', true)
            ->where('twoFactor.enabled', false)
            ->where('twoFactor.requiresPassword', true)
            ->where('twoFactor.qrCodeDataUri', fn ($value) => str_starts_with($value, 'data:image/svg+xml;base64,'))
            ->where('twoFactor.secretKey', fn ($value) => filled($value)));
});

it('confirms enrollment and returns recovery codes once', function () {
    $user = User::factory()->create();
    app(EnableTwoFactorAuthentication::class)($user);
    $user->refresh();

    $secret = Fortify::currentEncrypter()->decrypt($user->two_factor_secret);
    $code = app(Google2FA::class)->getCurrentOtp($secret);

    $this->actingAs($user)
        ->post('/profile/two-factor/confirm', ['code' => $code])
        ->assertRedirect('/profile')
        ->assertSessionHas('recoveryCodes', fn (array $codes) => count($codes) === 8);

    expect($user->fresh()->hasEnabledTwoFactorAuthentication())->toBeTrue();
});

it('holds password login until a valid authenticator code is supplied', function () {
    $user = User::factory()->create([
        'email' => 'test@example.com',
        'password' => 'password123',
    ]);
    $twoFactor = enableTwoFactorForTest($user);

    $loginResponse = $this->post('/login', [
        'login' => 'test@example.com',
        'password' => 'password123',
        'remember' => true,
    ]);
    $loginResponse->assertRedirect('/two-factor-challenge');

    $this->assertGuest();
    $loginResponse->assertSessionHas('login.id', $user->id);
    $this->get('/two-factor-challenge')
        ->assertInertia(fn (Assert $page) => $page->component('Auth/TwoFactorChallenge'));

    $this->post('/two-factor-challenge', ['code' => '000000'])
        ->assertSessionHasErrors('code');
    $this->assertGuest();

    $challengeResponse = $this->post('/two-factor-challenge', ['code' => $twoFactor['code']]);
    $challengeResponse->assertRedirect('/dashboard');

    $this->assertAuthenticatedAs($user);
    $challengeResponse->assertSessionMissing('login.id');
});

it('accepts a recovery code once and replaces it after login', function () {
    $user = User::factory()->create([
        'email' => 'test@example.com',
        'password' => 'password123',
    ]);
    $twoFactor = enableTwoFactorForTest($user);
    $recoveryCode = $twoFactor['recovery_codes'][0];

    $this->post('/login', [
        'login' => 'test@example.com',
        'password' => 'password123',
    ])->assertRedirect('/two-factor-challenge');

    $this->post('/two-factor-challenge', ['recovery_code' => $recoveryCode])
        ->assertRedirect('/dashboard');

    $this->assertAuthenticatedAs($user);
    expect($user->fresh()->recoveryCodes())->not->toContain($recoveryCode);
});

it('holds an existing social login at the same two-factor challenge', function () {
    $user = User::factory()->social()->create();
    $user->socialAccounts()->create([
        'provider' => 'github',
        'provider_id' => 'github-2fa',
    ]);
    enableTwoFactorForTest($user);

    Socialite::fake('github', (new SocialiteUser)->map([
        'id' => 'github-2fa',
        'name' => 'Social User',
        'email' => $user->email,
        'nickname' => $user->username,
    ]));

    $response = $this->get('/auth/github/callback');
    $response->assertRedirect('/two-factor-challenge');

    $this->assertGuest();
    $response->assertSessionHas('login.id', $user->id);
});

it('requires a valid second factor for social-only users to disable protection', function () {
    $user = User::factory()->social()->create();
    $twoFactor = enableTwoFactorForTest($user);

    $this->actingAs($user)
        ->delete('/profile/two-factor', ['code' => 'invalid'])
        ->assertSessionHasErrors('code');

    expect($user->fresh()->hasEnabledTwoFactorAuthentication())->toBeTrue();

    $this->actingAs($user)
        ->delete('/profile/two-factor', ['code' => $twoFactor['code']])
        ->assertRedirect('/profile');

    expect($user->fresh()->hasEnabledTwoFactorAuthentication())->toBeFalse();
});

it('consumes recovery codes used to authorize a sensitive settings action', function () {
    $user = User::factory()->social()->create();
    $twoFactor = enableTwoFactorForTest($user);
    $recoveryCode = $twoFactor['recovery_codes'][0];

    $this->actingAs($user)
        ->post('/profile/two-factor/recovery-codes', [
            'code' => $recoveryCode,
            'regenerate' => false,
        ])
        ->assertRedirect('/profile')
        ->assertSessionHas('recoveryCodes');

    expect($user->fresh()->recoveryCodes())->not->toContain($recoveryCode);
});

it('seeds a user matching the current user table structure', function () {
    $this->seed(DatabaseSeeder::class);

    $this->assertDatabaseHas('users', [
        'username' => 'testuser',
        'first_name' => 'Test',
        'last_name' => 'User',
        'email' => 'test@example.com',
    ]);
});