archived-YouRL/server.js

//web framework
const express = require("express");

//create basic app
const app = express();

//setting ejs as view engine
app.set("view engine", "ejs");

// tell express, app is using url parameters
app.use(express.urlencoded({ extended: false }));

// to connect to database
const mongoose = require("mongoose");
mongoose.connect("mongodb://localhost/db", {
  useNewUrlParser: true,
  useUnifiedTopology: true,
});

// import data model/ schema
const ShortUrl = require("./models/shortUrl");

//get
// index page with request and response parameters
// show all url in index page
app.get("/", async (req, res) => {
  const shortUrls = await ShortUrl.find();
  res.render("index", { shortUrls: shortUrls });
});

//post
app.post("/shortUrls", async (req, res) => {
  ShortUrl.create({ full: req.body.fullUrl });
  res.redirect("/");
});
// start listening on specified port 4567
//can set as environment var
app.listen(process.env.PORT || 4567);