const Orvibo = require('./utils/Orvibo');
const http = require('http');
const url = require('url');

const httpPort = 3000;

const createArray = str => {
    // split on each comma
    const arr = str.split(',');
    // put back elements by pairs
    const pairs = [];
    for (let i=0; i<arr.length; i+=2) {
      let o = {};
      o.uid = arr[i].split(':')[1];
      o.name = arr[i+1].split(':')[1];
      pairs.push(o);
    }
    return pairs;
  }

// Create a settings object to pass PK key and map sockets to names
const settings = {
    LOG_PACKET: true, //Show incoming packet data from the socket
    ORVIBO_KEY: process.env.orviboPK,
    plugInfo : 
        createArray(process.env.plugArray)
    ,
};
let orvibo = new Orvibo(settings);
// When a socket first connects and initiates the handshake it will emit the connected event with the uid of the socket;
orvibo.on('plugConnected', ({uid, name}) => {
    console.log(`Connected ${uid} name = ${name}`);
});

// If the socket state is updated this event will fire
orvibo.on('plugStateUpdated', ({uid, state , name}) => {
    console.log(`Plug ${name} ${uid} updated state ${state}`);
});

// The plug sends a hearbeat to let the server know it's still alive
orvibo.on('gotHeartbeat', ({uid, name}) => {
    console.log(`Plug ${name} ${uid} sent heartbeat`);
});

// Called when the plug disconnects
orvibo.on('plugDisconnected', ({uid, name }) => {
    console.log(`Plug ${uid} - ${name} disconnected`);
});

// Called when the plug disconnects with an error ie it's been unplugged
orvibo.on('plugDisconnectedWithError', ({uid, name }) => {
    console.log(`Plug ${uid} - ${name} disconnected with error`);
});



// Start the Orvibo socket server
orvibo.startServer();

// Create a basic example HTTP server
// If there are no parameters it will return the uid, state, modelId and name of the socket
// You can then use the uid to toggle the state of the switch like
// http://localhost:3000?uid=5dcf7ff76e7a

const requestHandler = (request, response) => {
    response.writeHead(200, {'Content-Type': 'application/json'});
    let q = url.parse(request.url, true).query;
    if (q.uid != null) {
        orvibo.toggleSocket(q.uid);
    }

    // Get all currently connected sockets, their names and states
    let sockets = orvibo.getConnectedSocket();
    response.end(JSON.stringify(sockets));
};

const httpServer = http.createServer(requestHandler);

httpServer.listen(httpPort, (err) => {
    if (err) {
        return console.log('something bad happened', err)
    }
    console.log(`http server is listening on ${httpPort}`)
});