const express = require("express"); const res = require("express/lib/response"); const app = express(); const port = 3000; app.post("/price", (req, res) => { //TODO implement price calculation depending on extent area res.send({ price: 33 }); }); app.get("/users/:userId/assets", (req, res) => { //TODO implement... res.send({ assets: [ {assetId: "test", balance: 20}, {assetId: "doge", balance: 150} ] }) }); app.get("/users/:userId/assets/:assetId", (req, res) => { //TODO implement... res.send({ assetId: req.params.assetId, balance: 150 }); }); app.post("/buy", (req, res) => { //TODO implement... res.status(201); }); app.listen(port, () => { console.log(`Listening at http://localhost:${port}`) })