function sendData(imgDesc)
{
    $.ajax({
        url: apiHost + "/watson-tts",
        type: "get",
        dataType: "jsonp",
        jsonpCallback: "_callback",
        timeout: 15000,
        data: {
            text: imgDesc
        },
        success: function(response) {
            console.log(response);
            openAudio(response);
        },
        error: function(jqXHR, textStatus, errorThrown) {
            console.log('error ' + textStatus + " " + errorThrown);
        }
    });
}

function openAudio(wavFile)
{
    // wavFile holds remote audio url which can  be played directly through browser
    triggerPlay(wavUrl); //First solution :: playing remote audio file

    //downloadAudio(wavUrl); // Second solution  : Download the audio file in android system and play

}

function triggerPlay(wavUrl){
    var a = document.createElement('a');
    var linkText = document.createTextNode(wavUrl);
    a.appendChild(linkText);
    a.title = wavUrl;
    a.href = wavUrl;
    a.target = '_blank';
    document.getElementById("recording-list").appendChild(a);
    a.click();
}

function downloadAudio(urlPath)
{

    console.log('File downloading from ' + urlPath);
    var uri = encodeURI(urlPath);
    var ranNum = Math.floor((Math.random() * 10000) + 1);
    var fileTransfer = new FileTransfer();

    window.requestFileSystem(LocalFileSystem.PERSISTENT, 0, function (fileSystem) {
        var store = cordova.file.dataDirectory;
        var fileName = 'myaudio' + ranNum + '.wav';
        var filePath = store + fileName;
        fileTransfer.download(
            uri,
            filePath,
            function (entry) {
                console.log("download complete: " + filePath);
                triggerPlay(filePath);
            },
            function (error) {
                console.log(error);

            },
            false,
            {
                headers: {
                    "Authorization": "Basic dGVzdHVzZXJuYW1lOnRlc3RwYXNzd29yZA=="
                }
            }
        );
    });
}