<?php

namespace Tests\Unit;

use App\Services\Hosting\Traefik\TraefikGenerator;
use Illuminate\Support\Facades\File;
use Tests\TestCase;

class TraefikGeneratorTest extends TestCase
{
    private string $configPath;

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

        $this->configPath = storage_path('framework/testing/traefik-customers.yaml');
        config(['hosting.traefik.dynamic_config_path' => $this->configPath]);

        if (File::exists($this->configPath)) {
            File::delete($this->configPath);
        }
    }

    protected function tearDown(): void
    {
        if (File::exists($this->configPath)) {
            File::delete($this->configPath);
        }

        parent::tearDown();
    }

    public function test_adds_customer_route_with_tls(): void
    {
        $generator = app(TraefikGenerator::class);
        $generator->addCustomerRoute('kunde1.hexahost.de', '10.12.10.11');

        $yaml = File::get($this->configPath);

        $this->assertStringContainsString('kunde1.hexahost.de', $yaml);
        $this->assertStringContainsString('10.12.10.11', $yaml);
        $this->assertStringContainsString('letsencrypt', $yaml);
        $this->assertStringContainsString('websecure', $yaml);
    }

    public function test_preserves_existing_non_managed_routes(): void
    {
        File::ensureDirectoryExists(dirname($this->configPath));
        File::put($this->configPath, <<<'YAML'
http:
  routers:
    admin-panel:
      rule: "Host(`admin.example.com`)"
      service: admin-panel
  services:
    admin-panel:
      loadBalancer:
        servers:
          - url: "http://127.0.0.1:8080"
YAML);

        $generator = app(TraefikGenerator::class);
        $generator->addCustomerRoute('kunde1.hexahost.de', '10.12.10.12');

        $yaml = File::get($this->configPath);

        $this->assertStringContainsString('admin-panel', $yaml);
        $this->assertStringContainsString('kunde1.hexahost.de', $yaml);
    }

    public function test_rejects_invalid_domain(): void
    {
        $this->expectException(\App\Exceptions\Hosting\TraefikException::class);

        app(TraefikGenerator::class)->addCustomerRoute('not a domain!', '10.12.10.11');
    }
}