$(document).ready(function(){
    let fileInput = document.getElementById("file-upload-input");
    if(fileInput != undefined) {
        let selectButton = document.getElementsByClassName("file-select-button")[0];
        let fileSelect = document.getElementsByClassName("file-upload-select")[0];
        // console.log(fileInput);
        // console.log(selectButton);
        // console.log(fileSelect);
        fileSelect.onclick = function() {
            // fileInput.click();
        }
        fileInput.onchange = function() {
            fileSelect.classList.add('hasFile');
            selectButton.innerText = 'Zmień';
            let filename = fileInput.files[0].name;
            let selectName = document.getElementsByClassName("file-select-name")[0];
            selectName.innerText = filename;
        }
    }


});