app.js

console.log('Is this working?');

let viz;

//Add Share Link to Tableau Public in here
const url = "<div class='tableauPlaceholder' id='viz1708264586715' style='position: relative'><noscript><a href='#'><img alt=' ' src='https:&#47;&#47;public.tableau.com&#47;static&#47;images&#47;CA&#47;CALICO_Massachusetts&#47;Dashboard1&#47;1_rss.png' style='border: none' /></a></noscript><object class='tableauViz'  style='display:none;'><param name='host_url' value='https%3A%2F%2Fpublic.tableau.com%2F' /> <param name='embed_code_version' value='3' /> <param name='site_root' value='' /><param name='name' value='CALICO_Massachusetts&#47;Dashboard1' /><param name='tabs' value='yes' /><param name='toolbar' value='yes' /><param name='static_image' value='https:&#47;&#47;public.tableau.com&#47;static&#47;images&#47;CA&#47;CALICO_Massachusetts&#47;Dashboard1&#47;1.png' /> <param name='animate_transition' value='yes' /><param name='display_static_image' value='yes' /><param name='display_spinner' value='yes' /><param name='display_overlay' value='yes' /><param name='display_count' value='yes' /><param name='language' value='en-GB' /></object></div>                <script type='text/javascript'>                    var divElement = document.getElementById('viz1708264586715');                    var vizElement = divElement.getElementsByTagName('object')[0];                    if ( divElement.offsetWidth > 800 ) { vizElement.style.minWidth='1000px';vizElement.style.maxWidth='100%';vizElement.style.minHeight='850px';vizElement.style.maxHeight=(divElement.offsetWidth*0.75)+'px';} else if ( divElement.offsetWidth > 500 ) { vizElement.style.minWidth='1000px';vizElement.style.maxWidth='100%';vizElement.style.minHeight='850px';vizElement.style.maxHeight=(divElement.offsetWidth*0.75)+'px';} else { vizElement.style.width='100%';vizElement.style.minHeight='1450px';vizElement.style.maxHeight=(divElement.offsetWidth*1.77)+'px';}                     var scriptElement = document.createElement('script');                    scriptElement.src = 'https://public.tableau.com/javascripts/api/viz_v1.js';                    vizElement.parentNode.insertBefore(scriptElement, vizElement);                </script>";

const vizContainer = document.getElementById('vizContainer');
const options = {
    hideTabs: true,
    height: 1000,
    width: 1200,
    onFirstInteraction: function() {
        workbook = viz.getWorkbook();
        activeSheet = workbook.getActiveSheet();
        console.log("My dashboard is interactive");
    }
};

//create a function to generate the viz element
function initViz() {
    console.log('Executing the initViz function!');
    viz = new tableau.Viz(vizContainer, url, options);
}

// run the initViz function when the page loads
document.addEventListener("DOMContentLoaded", initViz);

const exportPDF = document.getElementById('exportPDF');
const exportImage = document.getElementById('exportImage');


//click on the pdf button to generate pdf of dashboard
function generatePDF() {
    viz.showExportPDFDialog()
}

exportPDF.addEventListener("click", function () {
    generatePDF();
  });

//click on image to generate image of dashboard
function generateImage() {
    viz.showExportImageDialog()
}

exportImage.addEventListener("click", function () {
    generateImage();
  });