<?php

namespace App\Support;

use App\Models\Transfer;
use App\Models\TransferFile;
use RuntimeException;

class DirectTransferFileUrl
{
    public static function for(Transfer $transfer, TransferFile $file): string
    {
        $shortCode = $transfer->qrCode?->short_code;
        if ($shortCode === null || $shortCode === '') {
            throw new RuntimeException('Transfer file URL is unavailable.');
        }

        return LadillLink::path($shortCode, 'transfer/files/'.$file->id);
    }
}