Excel file is downloading but inside the file there is no data through alsql

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AngularJs

below is my code ,

$scope.RegularDownload = function () {
    debugger;
    var fileName = "";
    //$scope.file = $scope.file.filter(function (el) { return el != null; });
    if ($scope.orderItemReview.currentRecipient && $scope.orderItemReview.currentRecipient.fileName)
        fileName = $scope.orderItemReview.currentRecipient.fileName;
    alasql("SELECT  INTO XLSX (?,{headers:true}) FROM ?", [fileName, $scope.file]);

}

What I have tried:

I have imported below two library,still the contents are not showing inside the file.

<script src="https://cdnjs.cloudflare.com/ajax/libs/alasql/0.4.2/alasql.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.9.2/xlsx.core.min.js"></script>

can somone please assist me on this.