var http = require('http');
var dns = require('./dns_native');
var url = require('url');

http.createServer(function (req, res) {
	var parts, type, domain, ns;
	
	parts = url.parse(req.url).pathname.slice(1).split("/");

	if (parts.length > 2) {
		type = parts[0];
		domain = parts[1];
		ns = [ parts[2] ];
	} else if (parts.length > 1) {
		type = parts[0];
		domain = parts[1];
	} else if (parts.length > 0) {
		type = 'A';
		domain = parts[0];
	} else {
		res.writeHead(500, {'Content-Type': 'text/plain'});
		res.end("Wrong request\n");
		return;
	}
	res.writeHead(200, {'Content-Type': 'text/plain'});

	c = dns.newChannel(ns);
	c.query(domain, type, function(err, response) {
		if (err) {
			res.end("Error resolving '" + type + "/" + domain + "': " + err.message + "\n");
		} else {
			res.end(domain + ":\n" + response.toString() + "\n");
		}
	});
}).listen(4000);