daas-sdk/examples/client.js

nodejs wrapper for the DaaS-IoT SDK

// change require("../index.js") to require("daas-sdk")
// if you are using this code outside of this example folder
const { DaasIoT, DriverTypes } = require("../index.js");


const daasApi = new DaasIoT("client");

const SID = 100;
const CLIENT_DIN = 102;
daasApi.doInit(SID, CLIENT_DIN);

// Event when a new DIN is connected
daasApi.onDinConnected((din) => {
    console.log("DIN Accepted:", din);
});

const CLIENT_URL = '127.0.0.1:2102'
// Enable the IPv4 driver on the client 
if (daasApi.enableDriver(DriverTypes.INET4, CLIENT_URL)) {
    console.log("Driver enabled!");
}

// Mapping the Server DIN so that the client can send messages to it
const SERVER_DIN = 101;
const SERVER_URL = '127.0.0.1:2101'
if (daasApi.map(SERVER_DIN, DriverTypes.INET4, SERVER_URL)) {
    console.log("Remote Node Mapped");
}

// Activate the server
if (daasApi.doPerform()) {
    console.log("Node performed!");
}

// Send a message to the server (every 5 seconds)
setInterval(() => {
    // Locate the server
    console.log("locate:", daasApi.locate(SERVER_DIN))

    // Push data to the server 
    daasApi.push(SERVER_DIN, 10, 0, JSON.stringify("Ciao Mondo!!!"));

    console.log(`⬆ Pushing data to ${SERVER_DIN} done.`);
}, 5_000)