开发和使用自定义函数的示例

    /**
    * @name setEnums
    * @returns {string[]}
    **/
    function setEnums() {
    return ["0","1","2","3","4","5","6"];
    }

    /**
    * @name setEnumNames
    * @returns {string[]}
    **/
    function setEnumNames() {
    return ["Sunday","Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
    }

    /**
    * enablePanel
    * @name enablePanel
    * @param {object} field1
    * @param {object} field2
    * @param {scope} globals
    */

    function enablePanel(field1,field2, globals)
    {
       if(globals.functions.validate(field1).length === 0)
       {
       globals.functions.setProperty(field2, {visible: true});
       }
    }

    /**
    * validateField
    * @name validateField
    * @param {object} field
    * @param {scope} globals
    */
    function validateField(field,globals)
    {

        globals.functions.validate(field);

    }

    /**
    * resetField
    * @name  resetField
    * @param {string} input1
    * @param {object} field
    * @param {scope} globals
    */
    function  resetField(field,globals)
    {

        globals.functions.reset(field);

    }

    /**
    * customMessage
    * @name customMessage
    * @param {object} field
    * @param {scope} globals
    */
    function customMessage(field, globals) {
    const minLength = 15;
    const comments = field.$value.trim();
    if (comments.length < minLength) {
        globals.functions.markFieldAsInvalid(field.$id, "Comments must be at least 15 characters long.", { useId: true });
    }
}

    /**
    * submitData
    * @name submitData
    * @param {object} field
    * @param {scope} globals
    */
    function submitData(globals)
    {

    var data = globals.functions.exportData();
    if(!data.comments) {
    data.comments = 'NA';
    }
    console.log('After update:{}',data);
    globals.functions.submitForm(data, false);
    }

/**
 * Handles the success response after a form submission.
 *
 * @param {scope} globals - This object contains a read-only form instance, target field instance, triggered event, and methods for performing form modifications within custom functions.
 * @returns {void}
 */
function customSubmitSuccessHandler(globals) {
    var event = globals.event;
    var submitSuccessResponse = event.payload.body;
    var form = globals.form;

    if (submitSuccessResponse) {
        if (submitSuccessResponse.redirectUrl) {
            window.location.href = encodeURI(submitSuccessResponse.redirectUrl);
        } else if (submitSuccessResponse.thankYouMessage) {
            showModal("success", submitSuccessResponse.thankYouMessage);
        }
    }
}

/**
 * Handles the error response after a form submission.
 *
 * @param {string} customSubmitErrorMessage - The custom error message.
 * @param {scope} globals - This object contains a read-only form instance, target field instance, triggered event, and methods for performing form modifications within custom functions.
 * @returns {void}
 */
function customSubmitErrorHandler(customSubmitErrorMessage, globals) {
    showModal("error", customSubmitErrorMessage);
}
function showModal(type, message) {
    // Remove any existing modals
    var existingModal = document.getElementById("modal");
    if (existingModal) {
        existingModal.remove();
    }

    // Create the modal dialog
    var modal = document.createElement("div");
    modal.setAttribute("id", "modal");
    modal.setAttribute("class", "modal");

    // Create the modal content
    var modalContent = document.createElement("div");
    modalContent.setAttribute("class", "modal-content");

    // Create the modal header
    var modalHeader = document.createElement("div");
    modalHeader.setAttribute("class", "modal-header");
    modalHeader.innerHTML = "<h2>" + (type === "success" ? "Thank You" : "Error") + "</h2>";

    // Create the modal body
    var modalBody = document.createElement("div");
    modalBody.setAttribute("class", "modal-body");
    modalBody.innerHTML = "<p class='" + type + "-message'>" + message + "</p>";

    // Create the modal footer
    var modalFooter = document.createElement("div");
    modalFooter.setAttribute("class", "modal-footer");

    // Create the close button
    var closeButton = document.createElement("button");
    closeButton.setAttribute("class", "close-button");
    closeButton.innerHTML = "Close";
    closeButton.onclick = function() {
        modal.remove();
    };

    // Append the elements to the modal content
    modalFooter.appendChild(closeButton);
    modalContent.appendChild(modalHeader);
    modalContent.appendChild(modalBody);
    modalContent.appendChild(modalFooter);

    // Append the modal content to the modal
    modal.appendChild(modalContent);

    // Append the modal to the document body
    document.body.appendChild(modal);
}

/**
* @name hidePanelInRepeatablePanel
* @param {scope} globals
*/
function hidePanelInRepeatablePanel(globals)
{
    var repeatablePanel = globals.form.travelerinfo;
    // hides a panel inside second instance of repeatable panel
    globals.functions.setProperty(repeatablePanel[1].traveler, {visible : false});
}

/**
 * Tests import data
 * @name testImportData
 * @param {scope} globals
 */
function testImportData(globals)
{
    globals.functions.importData(Object.fromEntries([['amount','10000']]));
}

/**
 * @name testSetFocus
 * @param {object} emailField
 * @param {scope} globals
 */
    function testSetFocus(field, globals)
    {
        globals.functions.setFocus(field);
    }

/**
 * Tests add instance with dispatchEvent
 * @name testAddInstance
 * @param {scope} globals
 */
function testAddInstance(globals)
{
    var repeatablePanel = globals.form.traveler;
    globals.functions.dispatchEvent(repeatablePanel,'addInstance');
}

/**

 * @name testRemoveInstance
 * @param {scope} globals
 */
function testRemoveInstance(globals)
{
    var repeatablePanel = globals.form.traveler;
    globals.functions.dispatchEvent(repeatablePanel, 'removeInstance');
}