@parallaxcontrol/node-red-control/set-feedback/set-feedback.js

A comprehensive package of Node-RED nodes designed to seamlessly integrate with the Parallax Control Engine, offering enhanced control capabilities for AV Automation.

/*
 * Copyright (c) 2025 Parallax AV Design Inc.
 * All rights reserved.
 *
 * This software is licensed, not sold. You may not copy, modify, merge,
 * publish, distribute, sublicense, or sell copies of this file or substantial
 * portions of it except as expressly permitted by the LICENSE file included
 * with this package. Use is restricted to building manifests for the
 * Parallax Control Node-RED nodes. See LICENSE for details.
 */
module.exports = function (RED) {
    function SetFeedbackNode(config) {
        RED.nodes.createNode(this, config);
        var node = this;

        this.joinID = config.JoinID;
        this.sigType = config.SigType;

        node.on('input', function (msg) {

            var errorFlag = false;
            var sig;
            //set-feedback v2
            switch (node.sigType) {
                case "digital": {
                    if (typeof msg.payload.Value === "boolean") {
                        sig = "DIGITAL";
                        node.status({ fill: "blue", shape: "dot", text: "SigType: " + sig + ", JoinID: " + node.joinID });
                    } else {
                        node.status({ fill: "red", shape: "ring", text: "msg.payload of type Boolean expected, received: " + msg.payload + " check input or select correct SigType." });
                        errorFlag = true;
                    }
                    break;
                }
                case "analog": {
                    if (typeof msg.payload.Value === "number") {
                        sig = "ANALOG";
                        node.status({ fill: "blue", shape: "dot", text: "SigType: " + sig + ", JoinID: " + node.joinID });
                    } else {
                        node.status({ fill: "red", shape: "ring", text: "msg.payload of type Number expected, received: " + msg.payload + " check input or select correct SigType." });
                        errorFlag = true;
                    }
                    break;
                }
                case "serial": {
                    if (typeof msg.payload.Value === "string") {
                        sig = "SERIAL";
                        node.status({ fill: "blue", shape: "dot", text: "SigType: " + sig + ", JoinID: " + node.joinID });
                    } else {
                        node.status({ fill: "red", shape: "ring", text: "msg.payload of type String expected, received: " + msg.payload + " of type: " + typeof (msg.payload) + ", check input or select correct SigType." });
                        errorFlag = true;
                    }
                    break;
                }
            }

            if (errorFlag) {
                node.warn("Warning in Node: " + node.id + ", check node status for more information.");
            } else {
                // Check if the environment variables are defined
                if (node.joinID !== undefined && node.sigType !== undefined) {
                    // Use the environment variable values in your function logic
                    var  message = {
                        "Type": sig,
                        "JoinID": node.joinID,
                        "Value": msg.payload.Value
                    };
                    node.send({payload : message});
                } else {
                    var errorMsg = { payload: "One or both of the environment variables (JoinID) are not defined." };
                    node.send(errorMsg);
                }
            }
        });
    }

    RED.nodes.registerType("set-feedback", SetFeedbackNode);
};