/*
 * tinyserver.js
 *
 * author: Kyle
 *
 * teh server, what else is new?
 *
 */

var http    = require('http');
var util    = require('util');
var url     = require('url');
var express = require('express');

var router  = require('./route');

var serverConfig = {
    port: 8080,
    hostname: 'localhost' /* eth interface ip? */
};

/* current list of active users, key-value pairs */
var activeUsers = [];

/* this function is poked upon 'request' event */
function requestListener(req, res) {
    var reqdata = ''; /* for POST data */

    req.on('data', function(chunk) { reqdata += chunk; } );
    req.on('close', function() { util.log('[reqlistener] client terminated before we could respond'); });
    req.on('end', function() {
        util.log(util.format('[reqlistener] finished recv data%s', (reqdata.length == 0) ? '' : ', got ' + reqdata.length + ' bytes'));

        /* should be some logic, e.g. blueprint 1 */
        util.log('[reqlistener] request kind: ' + req.method);
        /* routing for pathname, figure out what request we have */
        var urlquery = url.parse(req.url);
        //console.log('[reqlistener] query dump:\n' + util.inspect(urlquery));
        router.route(urlquery, reqdata, res);
    });
}

//var server = http.createServer(requestListener); /* vanilla api */
var server = express.createServer();
server.configure(function() {
    server.use(express.logger('dev'));
    server.use(express.favicon());
    server.use(express.bodyParser()); /* parses body of http? --> populates req.body, hmmm */
    server.use(express.cookieParser());
    server.use(express.session({ secret: 'keyboard cat'}));
    /* server.use(express.static(__dirname + '/public')); */
});
server.use(requestListener); /* using connect module here */

server.listen(serverConfig.port, serverConfig.hostname, function() {
    /* could use for proxy stuff? this function is called when listening event is emitted */
    util.log('[server] listening on port ' + serverConfig.port);
});

server.on('connection', function(socket) {
    util.log('[server] new connection from ' + socket.remoteAddress + ':' + socket.remotePort
    + ', read ' + socket.bytesRead + ' bytes');
    //console.log(util.inspect(socket), false /* do not show non-enum props */, true);
});

server.on('close', function() {
    util.log('[server] server shutdown');
});

server.on('clientError', function(exception) {
    util.log('[server] ' + exception);
});