var itemID = window.editorData.itemID;

var getJSON = function(url, callback) {

    var xhr = new XMLHttpRequest();
    xhr.open('GET', url, true);
    xhr.responseType = 'json';

    xhr.onload = function() {

        var status = xhr.status;

        if (status == 200) {
            callback(null, xhr.response);
        } else {
            callback(status);
        }
    };

    xhr.send();
};

getJSON('https://codehs.com/editor/ajax/get_solution_code?itemID='+itemID+'&method=get_solution_code',  function(err, data) {

    if (err != null) {
        console.error(err);
    } else {

        var text = `${data.solutionCodeJson};`
        navigator.clipboard.writeText(text).then(function() {
            console.log('Async: Copying to clipboard was successful!');
          }, function(err) {
            console.error('Async: Could not copy text: ', err);
        });
    }

});