Node Main

node-main.js

// node-main.js

"use strict";

var _ = require("lodash"),
    path = require("path"),
    co = require("co"),
    fs = require("co-fs"),
    Queue = require("co-queue"),
    cwd = process.cwd(),
    appdir = path.join(cwd, 'app'),
    winObject = null;

process.on('uncaughtException', function(e) {
  log().error(e);
});

function log() {
  return getWindow().console;
}

function *getPackage() {
  var pkg = yield fs.readFile(path.join(cwd, "package.json"), "utf8");
  return JSON.parse(pkg);
}

function *importJS(src) {
  try {
    var head = getWindow().document.getElementsByTagName("head")[0],
        raw = getWindow().document.createElement("script"),
        src_path = path.join(appdir, src);

    if (yield fs.exists(src_path)) {
      log().info("LOADING `" + src_path + "`");
      var source = yield fs.readFile(src_path, "utf8");
      raw.appendChild(getWindow().document.createTextNode(source));
      head.appendChild(raw);
      head.removeChild(raw);
    } else {
      log().warn("Failed to importJS `" + src_path + "`");
    }
  } catch (e) {
    log().error("Unable to importJS `" + src_path + "` >> " + JSON.stringify(e));
  }
}

function *importScripts(s) {
  for (var i = 0; i < s.length; i++) {
    yield importJS(s[i]);
  }
}

function getWindow() {
  if (winObject === null) {
    return window; 
  } else {
    return winObject;
  }
}

exports.setWindowObject = function(w) {
  winObject = w;
};

exports.init = function(cb) {
  co(function *() {
    var pkg = yield getPackage();
    // load scripts
    yield importScripts(pkg.configs.libraries);

    if (_.isFunction(cb)) cb();
  })();
};

// usage in package.json:

{
  ...
  ...
  "node-main": "node-main.js",
  
  "configs": {
    "libraries": [
      "resources/thirdparty/jquery/jquery.js",
      "resources/thirdparty/bootstrap/bootstrap.js",
      "resources/thirdparty/mousetrap/mousetrap.js",
      "resources/thirdparty/mousetrap/plugins/bind-dictionary/main.js",
      "resources/thirdparty/mousetrap/plugins/global-bind/main.js",
      "resources/thirdparty/less/less.js",
      "main.js"
    ]
  }
}