compile

#!/usr/bin/env node

var sys = require('sys'),
    http = require('http'),
    fs = require('fs'),
    querystring = require('querystring'),
    path = require('path'),
    spawn = require('child_process').spawn;

//sys.puts(process.argv.join("\n")+"\n");

var FILE_TO_COMPILE = "src/js/Main.js";

var request = http.createClient(80, 'closure-compiler.appspot.com').request('POST', '/compile', {
    'Host': 'closure-compiler.appspot.com',
    'Content-Type': 'application/x-www-form-urlencoded'
});

var code = injectScripts(fs.readFileSync(FILE_TO_COMPILE, 'utf8'));
//sys.puts(code+"\n\n");

sys.print("Sending \""+FILE_TO_COMPILE+"\" to Google Closure Compiler");
var printDots = new PrintDots(30);

request.write(querystring.stringify({
    'compilation_level': 'ADVANCED_OPTIMIZATIONS',
    'output_format': 'json',
    'output_info': ['compiled_code', 'warnings', 'errors', 'statistics'],
    //'formatting': 'pretty_print',
    'js_externs': 'swfobject.embedSWF=function(){};',
    'js_code': code
}, '&', '=', false));



request.addListener('response', function (response) {
    var res = "";
    response.setEncoding('utf8');
    response.addListener('data', function (chunk) {
        sys.print('.');
        res += chunk;
    });
    response.addListener('end', function () {
        printDots.stop();
        sys.puts(' done!');
        //sys.puts(res);
        var json = JSON.parse(res);
        var compiledCode = json.compiledCode;
        delete json.compiledCode;
        sys.puts(sys.inspect(json));
        var outputFilename = path.join(__dirname, "dist/Sound.min.js");
        sys.puts('Saving compiled code to "'+outputFilename+'"');
        fs.writeFileSync(outputFilename, compiledCode);
        
        // Now that the Closure Compiler is complete, invoke 'haxe'
        haxeCompile();
    });
});

request.end();

/**
 * Calls the 'haxe' command line build program to build the HaXe source
 * in 'src' into a Flash player compliant SWF file. This gets called
 * AFTER the Closure Compiler request completes.
 */
function haxeCompile() {
    sys.print("\nInvoking HaXe Compiler.");
    var dots = new PrintDots(30);
    var haxe = spawn("haxe", "-cp src/haxe -main Main -swf-version 10 -swf9 dist/Sound.swf".split(" "));
    haxe.stdout.addListener("data", function(data) {
        sys.puts('\nstdout: ' + data);
    });
    haxe.stderr.addListener("data", function(data) {
        sys.puts('\nstderr: ' + data);
    });
    haxe.addListener('exit', function(code) {
        dots.stop();
        sys.puts(' done! (exit code: ' + code + ')');
    });
}

function PrintDots(interval) {
    var num = setInterval(function() {
        sys.print('.');
    }, interval);
    this.stop = function() {
        clearInterval(num);
    }
}

function injectScripts(main) {
    return main.replace(/\/\/{[^{}]+}/g, function(key){
        var val = key.replace(/[{}]+/g, "").substring(2);
        sys.puts("Injecting \""+val+"\"");
        return fs.readFileSync(val, 'utf8');
    });
}