creates react + redux frontend and express + mongodb backend

.gitignore

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+**/node_modules

README.md

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+# MERN Stack Demo
+
+## Prequisites
+
+- NodeJs
+- npm
+
+## Installation
+
+```
+npm init -y
+```
+
+install dependencies
+
+```
+npm i express mongoose concurrently
+```
+
+install nodemon for server hot reload and jest for testing
+
+```
+npm i -D nodemon jest
+```
+
+## Create npm scripts
+
+```json
+{
+  "scripts": {
+    "start": "node server.js",
+    "server": "nodemon server.js",
+    "test": "jest",
+    "test:watch": "npm run test -- --watch"
+  }
+}
+```

client

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+Subproject commit cf121255061f45227b17654c5b4e309c2e2a9d1d

config/keys.js

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+// connection string for mongoDB Atlas
+export const MONGO_URI =
+  "mongodb+srv://ruidy:Xyxoo971+mongodb@projectscluster-xcfet.mongodb.net/test?retryWrites=true&w=majority";

models/Item.js

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+import mongoose from "mongoose";
+
+// create a schema
+const ItemSchema = new mongoose.Schema({
+  name: {
+    type: String,
+    required: true,
+  },
+  date: {
+    type: Date,
+    default: Date.now,
+  },
+});
+
+export const Item = mongoose.model("item", ItemSchema);

package.json

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+{
+  "name": "mern_demo",
+  "version": "1.0.0",
+  "description": "",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "server": "nodemon server.js",
+    "client": "npm start --prefix client",
+    "client-install": "npm install --prefix client",
+    "dev": "concurrently \"npm run server\" \"npm run client\"",
+    "test": "jest",
+    "test:watch": "npm run test -- --watch"
+  },
+  "coverage": "jest --coverage",
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@babel/core": "^7.9.0",
+    "@babel/preset-env": "^7.9.5",
+    "body-parser": "^1.19.0",
+    "concurrently": "^5.1.0",
+    "express": "^4.17.1",
+    "moment": "^2.24.0",
+    "mongoose": "^5.9.10",
+    "reactstrap": "^8.4.1"
+  },
+  "devDependencies": {
+    "nodemon": "^2.0.3"
+  },
+  "type": "module",
+  "babel": {
+    "presets": [
+      "@babel/env"
+    ]
+  }
+}

routes/api/items.js

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+import express from "express";
+import { Item } from "../../models/Item.js";
+
+const router = express.Router();
+
+/**
+ * @route GET api/items
+ * @access Public
+ * @description Get all items.
+ */
+router.get("/", (req, res) => {
+  Item.find()
+    .sort({ date: -1 })
+    .then((items) => res.json(items));
+});
+
+/**
+ * @route POST api/items
+ * @access Public
+ * @description Create an item.
+ */
+router.post("/", (req, res) => {
+  const newItem = new Item({
+    name: req.body.name,
+  });
+  newItem.save().then((item) => res.json(item));
+});
+
+/**
+ * @route DELETE api/items/:id
+ * @access Public
+ * @description Delete an item.
+ */
+router.delete("/:id", (req, res) => {
+  Item.findById(req.params.id)
+    .then((item) => item.remove().then(() => res.json({ success: true })))
+    .catch((e) => res.status(404).json({ status: "Not Found" }));
+});
+
+export default router;

server.js

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+import express from "express";
+import mongoose from "mongoose";
+import moment from "moment";
+import { MONGO_URI } from "./config/keys.js";
+import items from "./routes/api/items.js";
+
+const app = express();
+
+// http port
+const PORT = process.env.PORT || 5000;
+// database connection key
+const db = MONGO_URI;
+
+// connection to database
+mongoose
+  .connect(db, { useNewUrlParser: true, useUnifiedTopology: true })
+  .then(() => console.log(`${moment().format()}: MongoDB connected`))
+  .catch((e) => console.error(e));
+
+// bodyparser middleware
+app.use(express.json());
+// Register routes
+app.use("/api/items/", items);
+
+// Starts server
+app.listen(PORT, () =>
+  console.log(
+    `${moment().format()}: Server running on http://localhost:${PORT}`
+  )
+);