import CSVBoxImporter from '@csvbox/csvboxjs';

function callback(result, data) {
    if(result) {
        console.log("Sheet uploaded successfully");
        console.log(data.row_success + " rows uploaded");
    }else{
        console.log("There was some problem uploading the sheet");
    }
}

let importer = new CSVBoxImporter("Sheet license key",{}, callback);

importer.setUser({
    user_id: 'default123'
});

importer.openModal();