Express server with static files support

server.ts

import * as express from "express";
import { Request, Response, NextFunction } from "express";
import * as bodyParser from "body-parser";
import * as path from "path";

import { productsRouter } from "./routes/products";

namespace express_router {

    let app = express();
    let staticRoot = path.join(__dirname, "../");
    let scripts = path.join(__dirname, "../../node_modules");
    let port: number = process.env.PORT || 3000;

    // Server static files
    app.use(express.static(staticRoot));
    app.use("/node_modules", express.static(scripts));

    // Plug in body parser middleware for posting JSON
    app.use(bodyParser.json());

    // Add products router
    app.use("/api/products", productsRouter);

    app.listen(port, () => {
        console.log(`Simple Express Web API listening on port ${port}`);
    });
}