var server;
var Schema = mongoose.Schema;

mongoose.connect('mongodb://localhost/test');
var db = mongoose.connection;

var personneSchema = new Schema({
  nom: String,
  prenom: String
});
var Personne = db.model('Personne', personneSchema);

db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function () {
    console.log('DB connexion reussie');
    server = http.createServer(function (request, response) {
        if (request.url=='/personnes') {
            console.log("> JSON");
            Personne.find({}).select('nom prenom').exec(function (err, p) {
                if (err) {
                    return console.log(err);
                }
                var retour='[';
                for (var i = 0; i < p.length; i++) {
                    retour+='{'+ p[i].nom+', '+p[i].prenom+'},';
                };
                retour=retour.substr(0, retour.length-2)+']';
                response.writeHead(200, {
                    'Cache-Control': 'no-cache, must-revalidate',
                    'Expires': 'Mon, 26 Jul 1997 05:00:00 GMT',
                    'Content-type': 'application/json'
                });
                response.end(retour);
            });
            // Stopper tout traitement :
            return;
        }
        var uri = url.parse(request.url).pathname;
        var filename = path.join(process.cwd(), uri);
        console.log("> " + filename);
        fs.exists(filename, function(exists) {
            if ((!exists) || (fs.lstatSync(filename).isDirectory())) {
                console.log(">> fichier inexistant : " + filename);
                response.writeHead(200, {'Content-Type': 'text/plain'});
                response.write('404 Not Found\n');
                response.end();
                // Stopper tout traitement :
                return;
            }
            var mimeType = mimeTypes[path.extname(filename).split(".")[1]];
            response.writeHead(200, {'Content-Type':mimeType});

            var fileStream = fs.createReadStream(filename);
            fileStream.pipe(response);
        });