A wrapper function of "http.request" to execute POST request.

espruino_post.js

// Wrapper function of "http.request" to execute POST request.
function post( options, queryString, callback ){
  
  var http = require("http"); // should be an argument???
  
  // complete the options
  options.headers = options.headers ||  {
    'Content-Type': 'application/x-www-form-urlencoded',
    'Content-Length': queryString.length
  };
  options.method = "POST";
  
  var dataAsString = "";
  var req = http.request( options, function(res) {
    res.on('data', function(data){ dataAsString += data;} );
    res.on('close', function(){ callback( dataAsString ); });
  });  
  req.write( queryString );
  req.end();
}

sample_usage.js

/*
* Sample usage of post function.
* act like following curl command.
* ------------------------------------------------------------------------------------------------
*  curl 192.168.0.10:3000/hoges -X "POST" -d "sample_arg=1&sample_arg2=2"
* ------------------------------------------------------------------------------------------------
*/
function postSample(){
  
  var payload = {
    sample_arg: "1",
    sample_arg2: "2"
  };
  var queryString = 
      "sample_arg=" + payload.sample_arg +
      "&sample_arg2=" + payload.sample_arg2;
  
  var host = "192.168.0.10";
  var port = 3000;
  var path = "/hoges";
  var options = {
    host: host,
    port: port,
    path: path
  };

  post( options, queryString, function (chunk) {
    console.log('BODY: ' + chunk);
  });
}

////////////////////////////////////////////////
// MAIN
////////////////////////////////////////////////
function onInit(){
  var wlan = require("CC3000").connect();
  var accessPointName = "XXXXXXXXXXXXXX";
  var WPA2Key = "NNNNNNNNNNNNNNN";
  
  wlan.connect( accessPointName , WPA2Key , function (s) { 
    if (s=="dhcp") {
      postSample();
    }
  });
}

onInit();