var http = require('http');
var async = require('async');
var express = require('express');
var db = require('./db');

var User = db.User;
var Quote = db.Quote;

function startServer(callback) {
  var app = express();
  app.use(express.favicon());

  // For each request we're the same user
  app.all('*', function(req, res, next) {
    User.findOne().populate('lastQuote').exec(function(err, user) {
      if (err) return next(err);
      req.user = user;
      next();
    });
  });

  app.get('/', function(req, res, next) {
    if (req.user.lastQuote) {
      req.user.lastQuote.next(function(err, quote) {
        res.send(quote.quote);
        req.user.lastQuote = quote._id;
        req.user.save();
      });
    } else {
      Quote.random(function(err, quote) {
        res.send(quote.quote);
        req.user.lastQuote = quote._id;
        req.user.save();
      });
    }
  });

  http.createServer(app).listen(3000, callback);
}

async.series([db.reset, db.seed, startServer], function(err) {
  if (err) throw err;
  console.log("Server started.");
});