souparno/app.html

## app.html
<!doctype html>
<html><head><script src="app.js"></script></head><body></body></html>

## app.js
// utility
var console = {
    log: function () {
        var ipc = require('electron').ipcRenderer
        var args = ["console"].concat([].slice.call(arguments));
        return ipc.sendSync.apply(ipc, args)[0];
    }
};
var quit = function () {
    var ipc = require('electron').ipcRenderer
    return ipc.sendSync("app", "quit")[0];
};

// server handler
window.addEventListener("load", function () {
    var ipc = require('electron').ipcRenderer
    ipc.on("request", function (event, req, port) {
        var doc = document.implementation.createHTMLDocument(req.url);
        var h1 = doc.createElement("h1");
        h1.textContent = "Hello DOM: " + req.url;
        doc.body.appendChild(h1);

        ipc.send(port, 200, {"content-type": "text/html;charset=UTF-8"},
                 doc.documentElement.outerHTML);
    });
}, false);

## server.js
const {app, BrowserWindow} = require('electron')

// electron main
console.log(process.versions);

app.on("ready", function () {
    var ipc = require('electron').ipcMain
    ipc.on("console", function (ev) {
        var args = [].slice.call(arguments, 1);
        var r = console.log.apply(console, args);
        ev.returnValue = [r];
    });
    ipc.on("app", function (ev, msg) {
        var args = [].slice.call(arguments, 2);
        ev.returnValue = [app[msg].apply(app, args)];
    });

    var window = new BrowserWindow({show: false});
    window.loadURL("file://" + __dirname + "/app.html");
    window.webContents.once("did-finish-load", function () {
        var http = require("http");
        var crypto = require("crypto");
        var server = http.createServer(function (req, res) {
            var port = crypto.randomBytes(16).toString("hex");
            ipc.once(port, function (ev, status, head, body) {
                res.writeHead(status, head);
                res.end(body);
            });
            window.webContents.send("request", req, port);
        });
        server.listen(8000);
        console.log("http://localhost:8000/");
    });
});
	<!doctype html>
	<html><head><script src="app.js"></script></head><body></body></html>
	// utility
	var console = {
	log: function () {
	var ipc = require('electron').ipcRenderer
	var args = ["console"].concat([].slice.call(arguments));
	return ipc.sendSync.apply(ipc, args)[0];
	}
	};
	var quit = function () {
	var ipc = require('electron').ipcRenderer
	return ipc.sendSync("app", "quit")[0];
	};

	// server handler
	window.addEventListener("load", function () {
	var ipc = require('electron').ipcRenderer
	ipc.on("request", function (event, req, port) {
	var doc = document.implementation.createHTMLDocument(req.url);
	var h1 = doc.createElement("h1");
	h1.textContent = "Hello DOM: " + req.url;
	doc.body.appendChild(h1);

	ipc.send(port, 200, {"content-type": "text/html;charset=UTF-8"},
	doc.documentElement.outerHTML);
	});
	}, false);
	const {app, BrowserWindow} = require('electron')

	// electron main
	console.log(process.versions);

	app.on("ready", function () {
	var ipc = require('electron').ipcMain
	ipc.on("console", function (ev) {
	var args = [].slice.call(arguments, 1);
	var r = console.log.apply(console, args);
	ev.returnValue = [r];
	});
	ipc.on("app", function (ev, msg) {
	var args = [].slice.call(arguments, 2);
	ev.returnValue = [app[msg].apply(app, args)];
	});

	var window = new BrowserWindow({show: false});
	window.loadURL("file://" + __dirname + "/app.html");
	window.webContents.once("did-finish-load", function () {
	var http = require("http");
	var crypto = require("crypto");
	var server = http.createServer(function (req, res) {
	var port = crypto.randomBytes(16).toString("hex");
	ipc.once(port, function (ev, status, head, body) {
	res.writeHead(status, head);
	res.end(body);
	});
	window.webContents.send("request", req, port);
	});
	server.listen(8000);
	console.log("http://localhost:8000/");
	});
	});