Функции JavaScripti, принимающие параметры колбы для отображения файла PDF с Adobe Embed API

function previewFile(urldata) {

    var myURL = urldata[0];
    var myFileName = urldata[1];

    if(window.AdobeDC) displayPDF(myURL, myFileName);
    else document.addEventListener("adobe_dc_view_sdk.ready", 
        () => displayPDF(myURL, myFileName));
}

function displayPDF(myURL, myFileName) {

    document.write('displayPDF');
    const viewerConfig = {
        embedMode: "FULL_WINDOW",
        defaultViewMode: "FIT_PAGE",    
        showLeftHandPanel: true,
        showAnnotationTools: true,
        showDownloadPDF: true,
        showPrintPDF: true,
        showPageControls: true,
        showDisabledSaveButton: true,
        downloadWithCredentials: true
    };

    var adobeDCView = new AdobeDC.View({
        clientId: '<CLIENT_ID_KEY_HERE',
        divId: "adobe-dc-view"
    });

    adobeDCView.previewFile({
        content: {
            location: {
                url: myURL,
            },
        },
        metaData: {
            fileName: myFileName
        }
    }, viewerConfig);
}
Pierre-Emmanuel Féga