Amazon S3 Upload to Bucket angularJS app and controller

uploader-controller.js

// JavaScript source code
var uploaderApp = angular.module('uploaderApp', ['ngFileUpload']);

uploaderApp.run();

uploaderApp.controller('UploadController', ['$scope', 'Upload', 'S3UploadService', function ($scope, Upload, S3UploadService) {

    $scope.uploadFiles = function (files) {
        $scope.Files = files;
        if (files && files.length > 0) {
            angular.forEach($scope.Files, function (file, key) {
                S3UploadService.Upload(file).then(function (result) {
                    // Mark as success
                    file.Success = true;
                }, function (error) {
                    // Mark the error
                    $scope.Error = error;
                }, function (progress) {
                    // Write the progress as a percentage
                    file.Progress = (progress.loaded / progress.total) * 100
                });
            });
        }
    };
}]);