Angular Open File in new window -- Get Byte stream from server and Open in Browser

gistfile1.txt

getFile(id) {

 this.newWindow = window.open();
        this.downloadDocument(id).subscribe(response => {   // API -  this.downloadDocument(id) 
            this.util.removeLoader();
            this.downloadFileFromBlob(response["_body"]);
        }, error => { })

}


 downloadFileFromBlob(data, newWindow = this.newWindow) {
        //for chrome of ios
        if (navigator.userAgent.match('CriOS')) {
            let fileData = [data];
            var reader = new FileReader();
            var blob = new Blob(fileData, { type: 'application/pdf' });
            reader.onload = function (e) {
                window.location.href = reader.result;
            }
            reader.readAsDataURL(blob);
        }
        // for IE and edge browser
        else if (window.navigator.msSaveOrOpenBlob) {
            let fileData = [data];
            let blobObject = new Blob(fileData);
            window.navigator.msSaveBlob(blobObject);
        }
        //for all other browser
        else {
            let fileData = [data];
            var blob = new Blob(fileData, { type: 'application/pdf' });
            let url = window.URL.createObjectURL(blob);
            newWindow.location = url; // open in new window
        }
    }