structured API with controllersroutes

api/server.js

@@ -1,73 +1,18 @@
-const express = require("express");
-const cors = require("cors");
-const fetch = require("node-fetch"); // Ensure you have 'node-fetch' installed
+// server.js
+import express from "express";
+import cors from "cors";
+import dotenv from "dotenv";
+import itemLookupRoute from "./routes/itemLookup.js"; // Named after the route file
+
+dotenv.config();
+
 const app = express();
 
 app.use(cors());
 app.use(express.json());
 
-const fetchToken = async () => {
-  const ebayClientId = process.env.EBAY_CLIENT_ID; // Replace with your eBay App ID (Client ID)
-  const ebayClientSecret = process.env.EBAY_CLIENT_SECRET; // Replace with your eBay Cert ID (Client Secret)
-  const credentials = Buffer.from(
-    `${ebayClientId}:${ebayClientSecret}`
-  ).toString("base64");
-
-  try {
-    const response = await fetch(
-      "https://api.ebay.com/identity/v1/oauth2/token",
-      {
-        method: "POST",
-        headers: {
-          "Content-Type": "application/x-www-form-urlencoded",
-          Authorization: `Basic ${credentials}`,
-        },
-        body: "grant_type=client_credentials&scope=https%3A%2F%2Fapi.ebay.com%2Foauth%2Fapi_scope",
-      }
-    );
-
-    if (!response.ok) throw new Error("Failed to fetch eBay OAuth token");
-
-    const data = await response.json();
-    return data.access_token;
-  } catch (error) {
-    console.error("Error fetching eBay OAuth token:", error);
-    res.status(500).send("Internal Server Error");
-  }
-};
-
-app.post("/submit", async (req, res) => {
-  const productCode = req.body.productCode;
-  const oauthToken = await fetchToken();
-  console.log(productCode);
-  try {
-    const response = await fetch(
-      `https://api.ebay.com/buy/browse/v1/item_summary/search?gtin=${productCode}`,
-      {
-        method: "GET",
-        headers: {
-          Authorization: `Bearer ${oauthToken}`,
-          "Content-Type": "application/json",
-        },
-      }
-    );
-    console.log(response);
-    if (!response.ok)
-      throw new Error("Failed to fetch data from eBay Browse API");
-
-    const data = await response.json();
-    data.itemSummaries.forEach((item) => {
-      console.log(item.price, item.condition);
-    });
-
-    res.status(200).send("Data fetched successfully");
-  } catch (error) {
-    console.error("Error fetching data from eBay Browse API:", error);
-    res.status(500).send("Internal Server Error");
-  }
-
-  // Proceed with your logic here using the token...
-});
+// Use the itemLookupRoute with a base path, e.g., '/api'
+app.use("/api", itemLookupRoute);
 
 const PORT = process.env.PORT || 3000;
 app.listen(PORT, () => console.log(`Server running on port ${PORT}`));