<?php

namespace MintyPHP\Tests\Architecture;

use PHPUnit\Framework\TestCase;

final class AuditModuleIsolationContractTest extends TestCase
{
    public function testCoreServiceAuditDirectoryContainsOnlyInterfaces(): void
    {
        $dir = dirname(__DIR__, 2) . '/core/Service/Audit';
        self::assertDirectoryExists($dir);

        $files = array_values(array_filter(
            scandir($dir) ?: [],
            static fn (string $f): bool => str_ends_with($f, '.php')
        ));

        $allowed = [
            'ApiAuditServiceInterface.php',
            'ApiSystemAuditReporterInterface.php',
            'AuditMetadataEnricherInterface.php',
            'AuditRecorderInterface.php',
            'ImportAuditInterface.php',
            'NullApiAuditService.php',
            'NullApiSystemAuditReporter.php',
            'NullAuditMetadataEnricher.php',
            'NullAuditRecorder.php',
            'NullImportAudit.php',
            'NullUserLifecycleAudit.php',
            'UserLifecycleAuditInterface.php',
        ];

        sort($files);
        sort($allowed);

        self::assertSame(
            $allowed,
            $files,
            'core/Service/Audit/ should contain only interfaces and null implementations, found: ' . implode(', ', $files)
        );
    }

    public function testCoreRepositoryAuditDirectoryDoesNotExist(): void
    {
        $root = dirname(__DIR__, 2);
        self::assertDirectoryDoesNotExist(
            $root . '/core/Repository/Audit',
            'Audit repository classes should live in modules/audit/lib, not in Core core/Repository/Audit'
        );
    }

    public function testCoreDomainTaxonomyHasNoAuditEnums(): void
    {
        $dir = dirname(__DIR__, 2) . '/core/Domain/Taxonomy';
        if (!is_dir($dir)) {
            self::addToAssertionCount(1);
            return;
        }

        $entries = scandir($dir) ?: [];
        $auditFiles = array_filter($entries, static fn (string $f): bool => str_contains($f, 'Audit') || str_contains($f, 'Lifecycle'));
        self::assertSame(
            [],
            array_values($auditFiles),
            'Core lib/Domain/Taxonomy/ still contains audit enum files: ' . implode(', ', $auditFiles)
        );
    }

    public function testCoreAuditPagesRemoved(): void
    {
        $root = dirname(__DIR__, 2);
        self::assertDirectoryDoesNotExist($root . '/pages/admin/api-audit');
        self::assertDirectoryDoesNotExist($root . '/pages/admin/system-audit');
        self::assertDirectoryDoesNotExist($root . '/pages/admin/import-audit');
        self::assertDirectoryDoesNotExist($root . '/pages/admin/user-lifecycle-audit');
        self::assertDirectoryDoesNotExist($root . '/pages/admin/frontend-telemetry');
    }

    public function testCoreJsHasNoAuditPageScripts(): void
    {
        $root = dirname(__DIR__, 2);
        self::assertFileDoesNotExist($root . '/web/js/pages/admin-api-audit-index.js');
        self::assertFileDoesNotExist($root . '/web/js/pages/admin-system-audit-index.js');
        self::assertFileDoesNotExist($root . '/web/js/pages/admin-import-audit-index.js');
        self::assertFileDoesNotExist($root . '/web/js/pages/admin-user-lifecycle-audit-index.js');
    }

    public function testCoreHttpHasNoConcreteAuditReporter(): void
    {
        $root = dirname(__DIR__, 2);
        self::assertFileDoesNotExist(
            $root . '/core/Http/ApiSystemAuditReporter.php',
            'ApiSystemAuditReporter should live in modules/audit/lib, not in Core lib/Http'
        );
    }

    public function testCoreSidebarHasNoHardcodedAuditNavigation(): void
    {
        $file = dirname(__DIR__, 2) . '/templates/partials/app-main-aside.phtml';
        $content = file_get_contents($file);
        self::assertIsString($content);
        self::assertStringNotContainsString('can_view_api_audit', $content);
        self::assertStringNotContainsString('can_view_system_audit', $content);
        self::assertStringNotContainsString('can_view_imports_audit', $content);
        self::assertStringNotContainsString('can_view_user_lifecycle_audit', $content);
        self::assertStringNotContainsString('admin/api-audit', $content);
        self::assertStringNotContainsString('admin/system-audit', $content);
        self::assertStringNotContainsString('admin/import-audit', $content);
        self::assertStringNotContainsString('admin/user-lifecycle-audit', $content);
    }

    public function testCoreSchedulerHandlerRemoved(): void
    {
        $root = dirname(__DIR__, 2);
        self::assertFileDoesNotExist(
            $root . '/core/Service/Scheduler/Handler/SystemAuditPurgeJobHandler.php',
            'SystemAuditPurgeJobHandler should live in modules/audit, not in Core'
        );
    }
}