presseportale/app/Support/DomainAssetContext.php

<?php

namespace App\Support;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\View;
use Illuminate\Support\Facades\Vite;

class DomainAssetContext
{
    /**
     * Wendet die Domain-/Theme-Konfiguration einer öffentlichen Web-Ausgabe an
     * (config + View::share + Vite) und liefert die aufgelöste Domain-Config.
     * Single Source of Truth für die zuvor je Route-Closure wiederholte Logik.
     *
     * @return array<string, mixed>
     */
    public static function applyWebDomainConfig(string $domainKey): array
    {
        /** @var array<string, mixed> $domainConfig */
        $domainConfig = config("domains.domains.{$domainKey}", []);

        config([
            'app.theme' => $domainConfig['theme'] ?? $domainKey,
            'app.view_prefix' => $domainConfig['view_prefix'] ?? 'web',
            'app.domain_name' => $domainConfig['domain_name'] ?? request()->getHost(),
            'app.url' => $domainConfig['url'] ?? config('app.url'),
        ]);

        View::share('theme', $domainConfig['theme'] ?? $domainKey);
        View::share('viewPrefix', $domainConfig['view_prefix'] ?? 'web');
        View::share('domainName', $domainConfig['domain_name'] ?? request()->getHost());
        View::share('domainConfig', $domainConfig);
        View::share('domainUrl', $domainConfig['url'] ?? config('app.url'));
        View::share('assetUrl', self::staticAssetOrigin($domainConfig));

        self::configureVite($domainConfig);

        return $domainConfig;
    }

    /**
     * @param  array<string, mixed>  $defaults
     * @param  array<string, array<string, mixed>>  $configuredDomains
     * @return array<string, mixed>
     */
    public static function resolve(
        string $host,
        array $defaults,
        array $configuredDomains,
        ?string $themeOverride = null,
        ?Request $request = null,
    ): array {
        if ($themeOverride !== null && isset($configuredDomains[$themeOverride])) {
            return array_merge($defaults, $configuredDomains[$themeOverride]);
        }

        // www-Varianten zählen als ihre Apex-Domain: Ohne Normalisierung
        // fiele z. B. www.presseecho.de auf das Portal-Default-Theme zurück,
        // dessen theme-portal.css im Web-Build nicht existiert → 500
        // (ViteException) auf allen Route::view-Seiten (Impressum, AGB, …).
        $host = self::normalizedHost($host);

        $portalHost = self::normalizedHost((string) config('domains.domain_portal'));

        if ($host === $portalHost) {
            $request ??= request();

            if (self::isBackendRequest($request)) {
                return array_merge($defaults, $configuredDomains['portal'] ?? $defaults);
            }

            return array_merge($defaults, $configuredDomains['pressekonto'] ?? $defaults);
        }

        foreach ($configuredDomains as $config) {
            if (! is_array($config)) {
                continue;
            }

            $domainName = $config['domain_name'] ?? null;

            if (is_string($domainName) && self::normalizedHost($domainName) === $host) {
                return array_merge($defaults, $config);
            }
        }

        return $defaults;
    }

    /**
     * Kleingeschriebener Host ohne führendes "www.".
     */
    private static function normalizedHost(string $host): string
    {
        $host = strtolower(trim($host));

        return str_starts_with($host, 'www.') ? substr($host, 4) : $host;
    }

    public static function isBackendRequest(Request $request): bool
    {
        if ($request->routeIs(
            'dashboard',
            'login',
            'register',
            'password.*',
            'verification.*',
            'two-factor.*',
            'magic-links.*',
            'me.*',
            'settings.*',
        )) {
            return true;
        }

        $backendPrefixes = [
            'admin',
            'customer',
            'dashboard',
            'login',
            'register',
            'forgot-password',
            'reset-password',
            'magic-login',
            'user',
            'settings',
            'flux',
            'livewire',
        ];

        $path = trim($request->path(), '/');

        foreach ($backendPrefixes as $prefix) {
            if ($path === $prefix || str_starts_with($path, "{$prefix}/")) {
                return true;
            }
        }

        return false;
    }

    public static function usesWebAssets(string $assetsDir): bool
    {
        return $assetsDir === 'build/web';
    }

    public static function hotFilePath(string $assetsDir): string
    {
        return self::usesWebAssets($assetsDir)
            ? public_path('hot-web')
            : public_path('hot-portal');
    }

    /**
     * @param  array<string, mixed>  $domainConfig
     */
    public static function configureVite(array $domainConfig): void
    {
        $assetsDir = (string) ($domainConfig['assets_dir'] ?? 'build/portal');

        Vite::useBuildDirectory($assetsDir);
        Vite::useHotFile(self::hotFilePath($assetsDir));
    }

    /**
     * @param  array<string, mixed>  $domainConfig
     */
    public static function staticAssetOrigin(array $domainConfig): string
    {
        return (string) ($domainConfig['url'] ?? config('app.url'));
    }

    /**
     * @param  array<string, mixed>  $domainConfig
     */
    public static function viteDevServerUrl(array $domainConfig): string
    {
        if (isset($domainConfig['asset_url'])) {
            return (string) $domainConfig['asset_url'];
        }

        $assetsDir = (string) ($domainConfig['assets_dir'] ?? 'build/portal');

        return self::usesWebAssets($assetsDir)
            ? 'https://assets.pressekonto.test'
            : 'https://assets.pressekonto.test';
    }

    public static function isViteDevServerRunning(string $assetsDir): bool
    {
        return is_file(self::hotFilePath($assetsDir));
    }
}