After making initial routes and connecting to db.

Author: Coding-Hashira

app.js

@@ -0,0 +1,42 @@
+require("dotenv").config();
+const express = require("express");
+const notFoundMiddleware = require("./middleware/not-found");
+const errorMiddleware = require("./middleware/error-handler");
+const connectToDb = require("./db/connect");
+const req = require("express/lib/request");
+const router = require("./routes/products");
+const PORT = process.env.PORT || 3000;
+
+const app = express();
+
+// middlewares
+app.use(express.json());
+
+// routes
+app.get("/", (req, res) => {
+  res.send("Waheguru!");
+});
+
+// product routes
+
+app.use("/api/v1/products", router);
+
+app.use(notFoundMiddleware);
+app.use(errorMiddleware);
+
+const start = async () => {
+  try {
+    await connectToDb(process.env.MONGO_URI);
+
+    console.log("Connected To MongoDb!");
+
+    app.listen(
+      PORT,
+      console.log(`Server Listening At http://localhost:${PORT}`)
+    );
+  } catch (error) {
+    console.log(error);
+  }
+};
+
+start();

controllers/products.js

@@ -0,0 +1,7 @@
+const getAllProducts = async (req, res) => {
+  res.status(200).json({ msg: "Waheguru!" });
+};
+
+module.exports = {
+  getAllProducts,
+};

db/connect.js

@@ -0,0 +1,8 @@
+// mongodb+srv://jashan:[email protected]/products?retryWrites=true&w=majority
+const mongoose = require("mongoose");
+
+const connectToDb = (url) => {
+  return mongoose.connect(url);
+};
+
+module.exports = connectToDb;

middleware/error-handler.js

@@ -0,0 +1,8 @@
+const errorHandlerMiddleware = async (err, req, res, next) => {
+  console.log(err);
+  return res
+    .status(500)
+    .json({ msg: "Something went wrong, please try again" });
+};
+
+module.exports = errorHandlerMiddleware;

middleware/not-found.js

@@ -0,0 +1,3 @@
+const notFound = (req, res) => res.status(404).send("Route does not exist");
+
+module.exports = notFound;

package.json

@@ -4,7 +4,7 @@
   "description": "api which provides you fake store data.",
   "main": "app.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "start": "nodemon app.js"
   },
   "author": "Jashan Mago",
   "license": "ISC",

routes/products.js

@@ -0,0 +1,8 @@
+const express = require("express");
+const router = express.Router();
+
+const { getAllProducts } = require("../controllers/products");
+
+router.route("/").get(getAllProducts);
+
+module.exports = router;