node-red-contrib-ibm-mq/ibm-mq-write.js

IBM MQ read/write nodes

module.exports = function (RED) {
    "use strict";
    var EventBus = require('vertx3-eventbus-client');

    function IBMMQWriteNode(config) {
        RED.nodes.createNode(this, config);
        var node = this;
        this.url = config.url || 'http://localhost:8080/eventbus/';
        this.eb = new EventBus(this.url);
        this.host = config.host;
        this.port = config.port;
        this.channel = config.channel;
        this.user = config.user;
        this.pass = config.pass;
        this.qmname = config.qmname;
        this.qname = config.qname;

        this.eb.onopen = function () {
            node.on('input', function (msg) {
                node.eb.send('vertx.' + node.id, msg, function (ar_err, ar) {
                    if (ar_err == null) {
                        node.send(msg);//For further processing on successful messages
                    } else {
                        node.error({
                            payload: "Received write reply: " + JSON.stringify(ar_err),
                            Type: node.type,
                            ID: node.id
                        });
                    }
                });
            });
            config.cmd = "deploy";
            node.eb.send("vertx.cmd", JSON.stringify(config), function (ar_err, ar) {
                if (ar_err == null) {
                    node.status({fill: "green", shape: "dot", text: "connected"});
                } else {
                    node.status({fill: "red", shape: "dot", text: "error!"});
                    node.error({
                        payload: "Received deploy reply: " + JSON.stringify(ar_err),
                        Type: node.type,
                        ID: node.id
                    });
                }
            });
        };
        this.on('close', function () {
            config.cmd = "undeploy";
            node.eb.send("vertx.cmd", JSON.stringify(config));
            node.eb.close();
            node.eb = null;
        });
        this.eb.onclose = function () {
            //console.log('close................');
        };
    }

    RED.nodes.registerType("ibm-mq-write", IBMMQWriteNode);
};