var _ = require('./lib/underscore'),

config = require('./config'),

deps = require('./deps'),

fs = require('fs'),

child_process = require('child_process');

if (config.DAEMON)

throw "Can't run dev server in daemon mode.";

var server;

var start_server = _.debounce(function () {

if (server)

server.kill('SIGTERM');

server = child_process.spawn('node', ['server/server.js']);

server.stdout.pipe(process.stdout);

server.stderr.pipe(process.stderr);

}, 500);

var reload_state = _.debounce(function () {

if (server)

server.kill('SIGHUP');

}, 500);

deps.SERVER_DEPS.forEach(monitor.bind(null, start_server));

deps.SERVER_STATE.forEach(monitor.bind(null, reload_state));

deps.CLIENT_DEPS.forEach(monitor.bind(null, reload_state));

deps.MOD_CLIENT_DEPS.forEach(monitor.bind(null, reload_state));

function monitor(func, dep) {

var mtime = new Date;

fs.watchFile(dep, {interval: 500, persistent: true}, function (event) {

if (event.mtime > mtime) {

func();

mtime = event.mtime;

}

});

}

start_server();