<?php

declare(strict_types=1);

namespace Tests\Feature;

use Illuminate\Auth\GenericUser;
use Illuminate\Auth\Middleware\EnsureEmailIsVerified;
use Illuminate\Contracts\Console\Kernel;
use Illuminate\Routing\Router;
use Illuminate\Support\Facades\Cache;
use PDO;
use Tests\TestCase;

class AuthRedirectMiddlewareTest extends TestCase
{
    private string $databasePath;

    /**
     * @var array<string, string|false>
     */
    private array $originalEnvironment = [];

    public function createApplication()
    {
        $this->databasePath = sys_get_temp_dir().'/nntmux-auth-redirect-test.sqlite';

        $this->originalEnvironment = [
            'APP_ENV' => getenv('APP_ENV'),
            'DB_CONNECTION' => getenv('DB_CONNECTION'),
            'DB_DATABASE' => getenv('DB_DATABASE'),
        ];

        if (file_exists($this->databasePath)) {
            unlink($this->databasePath);
        }

        $pdo = new PDO('sqlite:'.$this->databasePath);
        $pdo->exec('CREATE TABLE settings (name VARCHAR PRIMARY KEY, value TEXT NULL)');
        $pdo->exec("INSERT INTO settings (name, value) VALUES
            ('categorizeforeign', '0'),
            ('catwebdl', '0'),
            ('title', 'NNTmux Test'),
            ('home_link', '/')");

        $this->setEnvironmentValue('APP_ENV', 'testing');
        $this->setEnvironmentValue('DB_CONNECTION', 'sqlite');
        $this->setEnvironmentValue('DB_DATABASE', $this->databasePath);

        $app = require __DIR__.'/../../bootstrap/app.php';

        $app->make(Kernel::class)->bootstrap();

        return $app;
    }

    protected function setUp(): void
    {
        parent::setUp();

        config([
            'database.default' => 'sqlite',
            'database.connections.sqlite.database' => $this->databasePath,
            'app.key' => 'base64:'.base64_encode(random_bytes(32)),
        ]);

        Cache::flush();
    }

    protected function tearDown(): void
    {
        if ($this->databasePath !== '' && file_exists($this->databasePath)) {
            unlink($this->databasePath);
        }

        parent::tearDown();

        foreach ($this->originalEnvironment as $key => $value) {
            $this->setEnvironmentValue($key, $value === false ? null : $value);
        }
    }

    public function test_guest_is_redirected_to_login_for_auth_middleware_routes(): void
    {
        $this->get(route('verification.notice'))
            ->assertRedirect(route('login'));
    }

    public function test_json_guest_requests_receive_unauthorized_instead_of_html_redirects(): void
    {
        $this->getJson(route('verification.notice'))
            ->assertUnauthorized();
    }

    public function test_authenticated_users_are_redirected_away_from_guest_routes(): void
    {
        $this->actingAs(new GenericUser([
            'id' => 1,
            'email' => 'member@example.test',
            'password' => 'test-password',
        ]))
            ->get(route('login'))
            ->assertRedirect('/');
    }

    public function test_is_verified_alias_uses_laravels_email_verification_middleware(): void
    {
        $middlewareAliases = app(Router::class)->getMiddleware();

        $this->assertSame(EnsureEmailIsVerified::class, $middlewareAliases['isVerified'] ?? null);
    }

    private function setEnvironmentValue(string $key, ?string $value): void
    {
        if ($value === null) {
            putenv($key);
            unset($_ENV[$key], $_SERVER[$key]);

            return;
        }

        putenv($key.'='.$value);
        $_ENV[$key] = $value;
        $_SERVER[$key] = $value;
    }
}