<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Artisan;
use Illuminate\Support\Facades\Config;

class SystemCheck
{
    public function handle(Request $request, Closure $next)
    {
        $checks = [];

        // 1. Check .env exists
        if (! file_exists(base_path('.env'))) {
            if (file_exists(base_path('.env.example'))) {
                copy(base_path('.env.example'), base_path('.env'));
                Artisan::call('key:generate', ['--no-interaction' => true]);
                $checks[] = 'Created .env from example';
            }
        }

        // 2. Check APP_KEY
        if (empty(Config::get('app.key'))) {
            Artisan::call('key:generate', ['--no-interaction' => true]);
            $checks[] = 'Generated APP_KEY';
        }

        // 3. Check storage symlink
        if (! file_exists(public_path('storage'))) {
            Artisan::call('storage:link');
            $checks[] = 'Created storage symlink';
        }

        // 4. Check required PHP extensions
        $required = ['pdo_mysql', 'curl', 'mbstring', 'openssl', 'tokenizer'];
        $missing = array_filter($required, fn ($ext) => ! extension_loaded($ext));
        if (! empty($missing)) {
            return response()->json([
                'error' => 'Missing PHP extensions: ' . implode(', ', $missing),
                'solution' => 'Install: apt install php-' . implode(' php-', $missing),
            ], 500);
        }

        // 5. Log any auto-fixes
        if (! empty($checks)) {
            \Log::info('SystemCheck auto-fixed: ' . implode(', ', $checks));
        }

        return $next($request);
    }
}