<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\View;
use App\Support\ThemeManager;
use Symfony\Component\HttpFoundation\Response;

class SetThemeNamespace
{
    /**
     * Handle an incoming request.
     *
     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
     */
    public function handle(Request $request, Closure $next): Response
    {
        $themeManager = new ThemeManager();
        $activeTheme = $themeManager->getActiveTheme();
        $themesPath = base_path('themes');

        $viewPaths = [
            "{$themesPath}/{$activeTheme}",
        ];

        // Add parent theme path if it exists
        $metadata = $themeManager->getMetadata($activeTheme);
        if ($metadata && ! empty($metadata['parent'])) {
            $parent = $metadata['parent'];
            $viewPaths[] = "{$themesPath}/{$parent}";
        }

        View::addNamespace('themes', $viewPaths);

        return $next($request);
    }
}