@sb1/ffe-file-upload-react/es/getUniqueFileName.js

Upload file button with validation and list of uploaded files.

export var getUniqueFileName = function (fileName, existing) {
    var dotIndex = fileName.lastIndexOf('.');
    var baseName = dotIndex !== -1 ? fileName.slice(0, dotIndex) : fileName;
    var fileEnding = dotIndex !== -1 ? fileName.slice(dotIndex) : '';
    var newName = fileName;
    var counter = 1;
    while (existing[newName]) {
        newName = "".concat(baseName, "-").concat(counter).concat(fileEnding);
        counter++;
    }
    return newName;
};