app.js

var express = require('express')
  , mongolian = require('mongolian')
  , app = express.createServer()

var MONGO_DB = process.env.MONGOHQ_URL || 'mongodb://localhost/the-issues'
var PORT = process.env.PORT || 2222

var db = new mongolian(MONGO_DB)
var ObjectId = mongolian.ObjectId
ObjectId.prototype.toJSON = ObjectId.prototype.toString

app.configure('development', function() {
  app.use(express.bodyParser())
  app.use(express.cookieParser())
  app.use(express.session({secret: "sooo secret"}))
  app.use(express.static(__dirname + '/public'))
  app.use(express.errorHandler({ dumpExceptions: true, showStack: true }))
});








//// JSON API ////
var collection = db.collection("issues")

app.get("/issues", function(req, res) {
  collection.find().toArray(function(err, issues) {
    res.send(issues)
  })
})

app.get("/issues/:id", function(req, res) {
  collection.findOne({_id: new ObjectId(req.params.id)}, function(err, issue) {
    res.send(issue)
  })
})

app.del("/issues/:id", function(req, res) {
  collection.remove({_id: new ObjectId(req.params.id)}, function(err) {
    res.send(200)
  })
})

app.post("/issues", function(req, res) {
  var issue = req.body
  issue.first.votes = 0
  issue.second.votes = 0
  issue.votes = []
  issue.created = new Date()
  collection.save(issue, function(err, data) {
    res.send(200)
  })
})

app.post("/issues/:id/votes", function(req, res) {
  var vote = req.body
  vote.created = new Date()
  collection.findOne({_id: new ObjectId(req.params.id)}, function(err, issue) {
    issue.votes.push(vote)
    var option = (issue.first.name == vote.name) ? issue.first : issue.second
    option.votes++
    collection.save(issue, function(err, issue) {
      res.send(200)
    })
  })
})




app.post("/login/:username", function(req, res) {
  req.session.username = req.param.username
  res.send(200)
})

app.get("/login", function(req, res) {
  res.send(req.session.username)
})








app.listen(PORT, function() {
  console.log("Listening on " + PORT)
});