familytree365/backend

if (! function_exists('unique_random')) {
    function unique_random($table, $col, $chars = 16)
    {
        $unique = false;
        $tested = [];
        do {
            $random = Str::random($chars);
            if (in_array($random, $tested)) {
                continue;
            }
            $count = DB::table($table)->where($col, '=', $random)->count();
            $tested[] = $random;
            if ($count == 0) {
                $unique = true;
            }
        } while (! $unique);
        return $random;
    }
}

use App\Models\Dna;
use Auth;
use Illuminate\Http\Request;

class DnaController extends Controller
{
    public function store(Request $request)
    {
        $currentUser = Auth::user();
        $file_name = 'dna_'.$request->file('file')->getClientOriginalName().uniqid().'.'.$request->file('file')->extension();
        $request->file->storeAs('dna', $file_name);
        define('STDIN', fopen('php://stdin', 'r'));
        $random_string = unique_random('dnas', 'variable_name', 5);
        $var_name = 'var_'.$random_string;
        $filename = 'app/dna/'.$file_name;
        $user_id = $currentUser->id;
    }
}

{
    "name": "familytree365/backend",
    "require": {
        "php": "^7.4|^8.0",
        "algolia/algoliasearch-client-php": "^3.0",
        "algolia/scout-extended": "^1.18",
        // ...
    },
    "autoload": {
        "files": [
            "app/Helpers/helpers.php"
        ],
    },
    // ... other settings
}