node-red-contrib-vocalrec/vocalrec-audio-url.js

Nodos personalizados de Node-RED para la API de VocalRec

const axios = require('axios');
const https = require('https');

module.exports = function(RED) {
    function VocalrecGetUrlNode(config) {
        RED.nodes.createNode(this, config);
        this.server = RED.nodes.getNode(config.server);

        const node = this;

        node.status({ fill: "grey", shape: "ring", text: "inactivo" });
        
        node.on('input', function(msg) {
            if (!node.server) {
                node.error("Servidor VocalRec no configurado");
                return;
            }

            const transactionId = msg.transactionId || config.transactionId;
            if (!transactionId) {
                node.error("Se requiere un Transaction ID");
                return;
            }
            
            const url = `${node.server.base_url}/api/getUrlAudioTransaccion/${transactionId}`;

            const headers = {};
            if (node.server.credentials && node.server.credentials.token) {
                headers['Authorization'] = `Bearer ${node.server.credentials.token}`;
            }

            node.status({ fill: "blue", shape: "dot", text: "consultando..." });

            const httpsAgent = new https.Agent({  
                rejectUnauthorized: false
            });

            axios.get(url, { headers,httpsAgent })
                .then(response => {
                    node.status({ fill: "green", shape: "dot", text: "URL recibida" });
                    msg.payload = response.data;
                    node.send(msg);
                })
                .catch(error => {
                    node.status({ fill: "red", shape: "ring", text: "error" });
                    node.error(`Error al obtener la URL de audio: ${error.message}`, msg);
                });
        });
    }

    RED.nodes.registerType("vocalrec-audio-url", VocalrecGetUrlNode);
};