app.js

var express = require('express');

var app = express.createServer();

app.configure(function () {
    app.use(express.logger());
    // renamed bodyDecoder to podyParser from express v2.3.2
    app.use(express.bodyParser());
    app.use(express.methodOverride());
    // staticProvider has gone. we can use static instead of it now.
    app.use(express.static(__dirname + '/static'));
});

app.configure('development', function () {
    app.use(express.errorHandler({
        dumpExceptions: true,
        showStack: true
    }));
});

app.configure('production', function () {
    app.use(express.errorHandler({}));
});

app.set('views', __dirname + '/views');
app.set('view engine', 'jade');
app.set('view options', {layout: true});

app.get('/', function (req, res) {
    res.render('root');
});

var products = require('./products');

app.get('/products', function (req, res) {
    res.render('products/index', {locals: {
        products: products.all
    }});
});

app.get('/products/new', function(req, res) {
    res.render('products/new', {locals: {
        product: req.body && req.body.product || products.new()
    }});
});

app.post('/products', function(req, res) {
    var id = products.insert(req.body.product);
    res.redirect('/products/' + id);
});



app.get('/products/:id', function(req, res) {
  var product = products.find(req.params.id);
  if(product != null) {
    res.render('products/show', {locals: {
      product: product
    }});
  } else {
    res.send('404 - Product not found!')
  }
});

app.get('/products/:id/edit', function (req, res) {
    var product = products.find(req.params.id);

    res.render('products/edit', {locals: {
        product: product
    }});
});

app.put('/products/:id', function(req, res) {
  var id = req.params.id;
  // req.body.product comes from bodyParser
  console.log(req.body);
  console.log(req.body.product);
  products.set(id, req.body.product);
  res.redirect('/products/' + id);
});






app.listen(4000);