NW6 | Pedro Ricciardi | Databases Module | [TECH ED] E-Commerce API | Sprint 4

.gitignore

@@ -1,2 +1,3 @@
 
 E-Commerce-API/node_modules/
+.env

E-Commerce-API/app.js

@@ -1,8 +1,21 @@
 const express = require("express");
+const productsRoute = require("./routes/productsRoute");
+const customersRoute = require("./routes/customersRoute");
+const productAvailabilityRoute = require("./routes/productAvailabilityRoute");
+const ordersRoute = require("./routes/ordersRoute")
+
 const app = express();
-// Your code to run the server should go here
-// Don't hardcode your DB password in the code or upload it to GitHub! Never ever do this ever.
-// Use environment variables instead:
-// https://www.codementor.io/@parthibakumarmurugesan/what-is-env-how-to-set-up-and-run-a-env-file-in-node-1pnyxw9yxj
+const port = process.env.PORT || 3000;
+
+app.use(express.json());
+
+app.use("/products", productsRoute);
+app.use("/customers", customersRoute);
+app.use("/product-availability", productAvailabilityRoute)
+app.use("/orders", ordersRoute)
+
+const server = app.listen(port, () => {
+  console.log(`Server running at http://localhost:${port}`);
+});
 
-module.exports = app;
+module.exports = server;

E-Commerce-API/db.js

@@ -0,0 +1,25 @@
+const { Pool } = require('pg');
+require('dotenv').config();
+
+const db = new Pool({
+  connectionString: process.env.DATABASE_URL,
+})
+
+async function connect() {
+  await db.connect();
+  console.log('Connected to Postgres database');
+}
+
+async function end() {
+  if (db) {
+    await db.end();
+    console.log('Disconnected from Postgres database');
+  }
+}
+
+async function query(sql, params = []) {
+  const result = await db.query(sql, params);
+  return result;
+}
+
+module.exports = { connect, end, query };

E-Commerce-API/jest.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  testEnvironment: "node",
+  testMatch: ["**/tests/**/*.test.js"],
+  setupFilesAfterEnv: ["<rootDir>/jest.setup.js"],
+};

E-Commerce-API/jest.setup.js

@@ -0,0 +1,22 @@
+const request = require("supertest");
+const { end } = require("./db");
+const { Client } = require("pg");
+process.env.NODE_ENV = "test";
+process.env.PORT = 3001;
+const server = require("./app");
+
+global.request = request;
+global.server = server;
+global.dbClient = new Client({
+  connectionString: process.env.DATABASE_URL
+})
+
+beforeAll(async () => {
+  await global.dbClient.connect();
+});
+
+afterAll(async () => {
+  await end();
+  await global.dbClient.end();
+  server.close();
+});