metacar/demo/app.js

'use strict';

var fs        = require('fs');
const express = require('express');
var path      = require("path");
var cors      = require('cors');

function fromDir(startPath,filter){
  var files_list = [];
  var files=fs.readdirSync(startPath);
  for(var i=0;i<files.length;i++){
      var filename=path.join(startPath,files[i]);
      var stat = fs.lstatSync(filename);
      if (filename.indexOf(filter)>=0) {
          files_list.push(filename);
      };
  };
  return files_list;
}

function get_path(file){
  return path.join(path.join(__dirname, "webapp/"), file);
}

const app = express();
app.use(cors());

app.use("/dist", express.static(path.join(__dirname, "dist/")));
app.use("/public",   express.static(path.join(__dirname, "webapp/public/")));
app.use("/docs",   express.static(path.join(__dirname, "docs/")));

app.get('/', (req, res) => {
  res.sendFile(get_path("index.html"));
});

/**
 * Create all HTML routes
 * **/
const files = fromDir(path.join(__dirname, "webapp/"),'.html');
files.forEach(file => {
  let route = file.split("/");
  route = route[route.length - 1];

  console.log("Open route:", route, file);
  app.get('/'+route, (req, res) => {
    res.sendFile(file);
  });
});

// Start the server
const PORT = process.env.PORT || 3000;
app.listen(PORT, () => {
  console.log(`App listening on port ${PORT}`);
  console.log('Press Ctrl+C to quit.');
});