A simple file name parser factory for angular projects.

parseFileName.js

angular.module('appointment')
  .factory('FileNameParser', function () {
    return {
      parse: function (file) {
        var extensionPattern = /\.[0-9a-z]+$/i;
        var extension = extensionPattern.exec(file);
        return {
          file_name: file.replace(extension, ''),
          file_type: extension[0].replace('.', '').toLowerCase()
        };
      }
    };
  });