nodered_cfg/node_modules/@flowfuse/node-red-dashboard/nodes/widgets/ui_table.js

const datastore = require('../store/data.js')

module.exports = function (RED) {
    function TableNode (config) {
        const node = this

        // create node in Node-RED
        RED.nodes.createNode(this, config)

        // which group are we rendering this widget
        const group = RED.nodes.getNode(config.group)

        config.maxrows = parseInt(config.maxrows) || 0

        if (config.columns) {
            config.columns.map((col) => {
                // map older data where 'label' was used.
                return {
                    title: col.title || col.label,
                    key: col.key,
                    type: col.type,
                    width: col.width,
                    align: col.align
                }
            })
        }

        // inform the dashboard UI that we are adding this node
        group.register(node, config, {
            onAction: true,
            onInput: function (msg) {
                // store the latest msg passed to node
                datastore.save(group.getBase(), node, msg)
                // do nothing else - do not pass the message on
            }
        })
    }

    RED.nodes.registerType('ui-table', TableNode)
}