ldc-showroom-bo/app/Http/Controllers/Bo/ExportController.php

<?php

namespace App\Http\Controllers\Bo;

use App\Http\Controllers\Controller;
use App\Jobs\ShowroomExport;
use Illuminate\Support\Facades\File;

class ExportController extends Controller
{
    /**
     * Export and download zip File
     *
     * @return \Symfony\Component\HttpFoundation\StreamedResponse
     */
    public function exportToZip(): \Symfony\Component\HttpFoundation\StreamedResponse
    {
        $exportFolder = storage_path('app/export');

        if (!File::exists($exportFolder)) {
            File::makeDirectory($exportFolder, 0700, true);
        }

        $exportedFiles = File::allFiles($exportFolder);
        \dispatch_sync(new ShowroomExport(\tenant('id')));
        $exportedFile = collect(File::allFiles($exportFolder))->diff($exportedFiles)->first();
        if (!$exportedFile) {
            response()->redirectToRoute('bo.dashboard')->withErrors([
                'Export failed to catch the exported file'
            ])->throwResponse();
        }
        /** @var \Symfony\Component\Finder\SplFileInfo $exportedFile */
        return response()->streamDownload(function () use ($exportedFile) {
            echo $exportedFile->getContents();
        }, $exportedFile->getBasename(), [
            'Content-Type' => File::mimeType($exportedFile->getRealPath())
        ]);
    }
}