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var http = require('http');
var fs = require('fs');
var path = require('path');

var port = 3000;

http.createServer(function (request, response) {

    //console.log('request starting...');
    
    var filePath = '.' + request.url;
    if (filePath == './')
        filePath = './index.html';

    var extname = path.extname(filePath);
    var contentType = 'text/html';
    switch (extname) {
        case '.js':
            contentType = 'text/javascript';
            break;
        case '.css':
            contentType = 'text/css';
            break;
        case '.json':
            contentType = 'application/json';
            break;
        case '.png':
            contentType = 'image/png';
            break;
        case '.jpg':
            contentType = 'image/jpg';
            break;
        case '.wav':
            contentType = 'audio/wav';
            break;
        case '.svg':
            contentType = 'image/svg+xml';
            break;
        case '.ttf':
            contentType = 'application/x-font-ttf';
            break;
        case '.woff':
            contentType = 'application/x-font-woff';
            break;
    }

    fs.readFile(filePath, function (error, content) {
        if (error) {
            if (error.code == 'ENOENT') {
                response.writeHead(404);
                response.end('Ooops! Can\'t find that page :(');
                response.end();
            } else {
                response.writeHead(500);
                response.end('Sorry, check with the site admin for error: ' + error.code + ' ..\n');
                response.end();
            }
        } else {
            response.writeHead(200, {
                'Content-Type': contentType
            });
            response.end(content, 'utf-8');
        }
    });

}).listen(port);
console.log('Server running at \nhttp://127.0.0.1:' + port + '/');