#!/usr/bin/env node
'use strict';

var PromiseA = require('bluebird').Promise
  , https = require('https')
  , fs = require('fs')
  , path = require('path')
  ;

module.exports.update = function (opts) {
  return new PromiseA(function (resolve, reject) {
    var options
      , hostname = opts.updater || 'redirect-www.org'
      , port = opts.port || 65443
      ;

    options = {
      host: hostname
    , port: port
    , method: 'POST'
    , headers: {
        'Content-Type': 'application/json'
      }
    , path: '/api/ddns'
    , auth: opts.auth || 'admin:secret'
    , ca: [ fs.readFileSync(path.join(__dirname, '..', 'certs', 'ca', 'my-root-ca.crt.pem')) ]
    };
    options.agent = new https.Agent(options);

    https.request(options, function(res) {
      var textData = '';

      res.on('error', function (err) {
        reject(err);
      });
      res.on('data', function (chunk) {
        textData += chunk.toString();
        // console.log(chunk.toString());
      });
      res.on('end', function () {
        resolve(textData);
      });
    }).end(JSON.stringify(opts.ddns, null, '  '));
  });
};