// ./src/index.js

// importing the dependencies
const express = require('express');
const bodyParser = require('body-parser');
const cors = require('cors');
const helmet = require('helmet');
const morgan = require('morgan');
const request = require('request');
const WebSocket = require('ws');
var fs = require("fs");
var http = require('http');
// defining the Express app
const app = express();
var httpServer = http.createServer(app);
// adding Helmet to enhance your API's security
app.use(helmet());
// using bodyParser to parse JSON bodies into JS objects
app.use(bodyParser.json());
// enabling CORS for all requests
app.use(cors());
// adding morgan to log HTTP requests
app.use(morgan('combined'));

//!UI & resources
app.use(express.static('public'));
app.set('view engine', 'ejs');
app.use(require('express-ejs-layouts'));//https://www.npmjs.com/package/express-ejs-layouts
//defining endpoints

//!other sources
var auth = require('./src/auth.js');
var db = require('./src/db');
var mqtt = require('./src/mqtt.js');


const env = process.env.NODE_ENV || 'development';
console.log("ENV: %s", env);
const config = require(__dirname + '/config/config.json')[env];
config.gardenIP = process.env.GARDEN_IP || config.gardenIP

// defining HTTP endpoints
app.get('/', (req, res) => {
  res.send([
    {title: 'Hello, world (again)!'}
  ]);
});


app.get('/garden/:days?', function(req, res){ 
  res.render('chartGarden', {model:req.params}); 
});

app.get("/device/:field_name/:days?", function (req, res) {
  db.devicemessages.findByName(req.params.field_name, req.params.days, function (err, data) {
    if (!err) { res.send(data); }
    else { console.log("error: ", err); }
  });
});


//ToDo: do also MQTT
app.use('/water',function(req, res){
  var time = req.query.t;
  console.log("Watering cmd for: " + time);
  request('http://'+config.gardenIP+'/tools?cmd=event,manualwatering='+ time, { json: true }, (err, res, body) => {
    if (err) { return console.log("Problem watering: " + err);  }
  console.log("Watering cmd successfully sent!");
  });
});
app.use('/waterStop',function(req, res){
  request('http://'+config.gardenIP+'/tools?cmd=event,stopwatering', { json: true }, (err, res, body) => {
    if (err) { return console.log("Problem watering: " + err);  }
  console.log("STOP watering cmd  sent!");
  });
});


// starting the server
//app.listen(3001, () => {
  //console.log('listening on port 3001');
//});

httpServer.listen(2080, () => {
  console.log('index.js: httpServer listening on port 2080');
});