autocde2.0/app/Http/Controllers/API/FileController.php

<?php

namespace App\Http\Controllers\API;

use App\Http\Controllers\Controller;
use App\Http\Requests\API\File\DownloadRequest;
use App\Http\Requests\API\File\UploadRequest;
use Carbon\Carbon;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;

class FileController extends Controller
{

    public function upload(UploadRequest $request)
    {

        $file = $request->file('file');
        $ext = $request->file('file')->getClientOriginalExtension() ? '.'.$request->file('file')->getClientOriginalExtension() : null;
        $fileName = $request->fileName ? $request->fileName : Carbon::now()->timestamp. '_' . Str::random(10).$ext;
        $path =  'uploads/' .date('Ymd/').$fileName;
        Storage::put($path, file_get_contents($file->getRealPath()));
        return [
        'fileName' => $fileName,
        'url' => $path,
        'fullUrl' => Storage::url($path),
        'ext' => $ext,
    ];
    }


    public function download(DownloadRequest $request)
    {
        $url=$request->url;
        return Storage::download($url);
    }


}