static.js

var fs = require('fs');
var http = require('http');
var url = require('url');
var ROOT_DIR = "html/";
http.createServer(function (req, res) {
  var urlObj = url.parse(req.url, true, false);
  //install route for getcity
  if(urlObj.pathname === ("/comment")) {
    console.log("comment route");
    if(req.method === "POST") {
      console.log("POST comment route");
	var jsonData = "";
      req.on('data', function (chunk) {
        jsonData += chunk;
      });
      req.on('end', function () {
        var reqObj = JSON.parse(jsonData);
        console.log(reqObj);
        console.log("Name: "+reqObj.Name);
        console.log("Comment: "+reqObj.Comment);
    
    var MongoClient = require('mongodb').MongoClient;
        MongoClient.connect("mongodb://localhost/weather", function(err, db) {
          if(err) throw err;
          db.collection('comments').insert(reqObj,function(err, records) {
            console.log("Record added as "+records[0]._id);
          });
        });
	res.writeHead(200);
	res.end("");
	});
  }
  }
	if(urlObj.pathname === ("/comments"))
	{
	 if(req.method === "GET"){
	console.log("In GET");
	// Read all of the database entries and return them in a JSON array
      var MongoClient = require('mongodb').MongoClient;
      MongoClient.connect("mongodb://localhost/weather", function(err, db) {
        if(err) throw err;
        db.collection("comments", function(err, comments){
          if(err) throw err;
          comments.find(function(err, items){
            items.toArray(function(err, itemArr){
              console.log("Document Array: ");
              console.log(itemArr);
			  res.writeHead(200);
			  res.end(JSON.stringify(itemArr));
            });
          });
        });
      });
    }
  }
  else if (urlObj.pathname.indexOf('getcity') != -1)
  {
	console.log('in GetCity');
	fs.readFile('cities.dat.txt', function (err,data){
	if(err) throw err;
	var cities = data.toString().split('\n');
	var myRe = new RegExp('^' + urlObj.query['q']);
	var jsonresult = [];
	for(i = 0; i < cities.length; i++)
	{
		var result = cities[i].search(myRe);
		if(result != -1){
			//console.log(cities[i]);
			jsonresult.push({city:cities[i]});
		}
	}
	console.log(JSON.stringify(jsonresult));
	res.writeHead(200);
	res.end(JSON.stringify(jsonresult));
	});
  }else{

    fs.readFile(ROOT_DIR + urlObj.pathname, function (err,data) {
    if (err) {
      res.writeHead(404);
      res.end(JSON.stringify(err));
      return;
    }
    res.writeHead(200);
    res.end(data);
  });
  }
}).listen(80);