app.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');


var Router=require('react-router');
var React=require('react');
var Iso=require('iso');

var routes = require('./react/routes.jsx');
var observations = require('./routes/observations.routes')
var alt = require('./react/alt')
var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', observations);

// Render React on Server
app.use(function(req,res){

    console.log('res.locals.data:');
    console.log(res.locals.data)
    alt.bootstrap(JSON.stringify(res.locals.data || {}));
    
    var iso = new Iso();
    Router.run(routes, req.url, (Handler) => {
	var markup=React.renderToString(React.createElement(Handler));
	iso.add(markup, alt.flush());
	res.render('index',{content: iso.render()});
    });
});

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
        console.log(err);
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});

module.exports = app;