server.js

var express = require("express");
var app = express();
var path = require("path");

// If an incoming request uses
// a protocol other than HTTPS,
// redirect that request to the
// same url but with HTTPS
/*
app.get('*', function(req, res, next) {
	if (req.headers['x-forwarded-proto'] !== 'https' && process.env.NODE_ENV === 'production') {
		res.redirect('https://' + req.hostname + req.url);
	} else {
		next();
	}
});
*/
/*
app.get('*', function(req, res, next) {
	if (req.headers['x-forwarded-proto'] !== 'https') {
		res.redirect('https://' + req.hostname + req.url);
	} else {
		next();
	}
});
*/
app.get("*", function (req, res, next) {
	if (
		req.headers["x-forwarded-proto"] !== "https" &&
		process.env.NODE_ENV === "production"
	) {
		res.redirect("https://" + req.hostname + req.url);
	} else {
		next();
	}
});

app.use(express.static(__dirname + "/dist"));

// For all GET requests, send back index.html
// so that PathLocationStrategy can be used
// use this when you turn off the hash in angular, aka domain/#/endpoint
app.get("*", function (req, res) {
	if (
		req.headers["x-forwarded-proto"] !== "https" &&
		process.env.NODE_ENV === "production"
	) {
		res.redirect("https://" + req.hostname + req.url);
	} else {
		res.sendFile(path.join(__dirname + "/dist/index.html"));
	}
});

app.listen(process.env.PORT || 4200);