Use Express router for serpapi endpoint

server.js

@@ -3624,7 +3624,7 @@ require('./src/endpoints/classify').registerEndpoints(app, jsonParser);
 require('./src/endpoints/caption').registerEndpoints(app, jsonParser);
 
 // Web search extension
-require('./src/endpoints/serpapi').registerEndpoints(app, jsonParser);
+app.use('/api/serpapi', require('./src/endpoints/serpapi').router);
 
 const tavernUrl = new URL(
     (cliArguments.ssl ? 'https://' : 'http://') +

src/endpoints/serpapi.js

@@ -1,39 +1,34 @@
 const fetch = require('node-fetch').default;
+const express = require('express');
 const { readSecret, SECRET_KEYS } = require('./secrets');
+const { jsonParser } = require('../express-common');
 
-/**
- * Registers the SerpApi endpoints.
- * @param {import("express").Express} app
- * @param {any} jsonParser
- */
-function registerEndpoints(app, jsonParser) {
-    app.post('/api/serpapi/search', jsonParser, async (request, response) => {
-        try {
-            const key = readSecret(SECRET_KEYS.SERPAPI);
+const router = express.Router();
 
-            if (!key) {
-                console.log('No SerpApi key found');
-                return response.sendStatus(401);
-            }
+router.post('/search', jsonParser, async (request, response) => {
+    try {
+        const key = readSecret(SECRET_KEYS.SERPAPI);
 
-            const { query } = request.body;
-            const result = await fetch(`https://serpapi.com/search.json?q=${encodeURIComponent(query)}&api_key=${key}`);
-
-            if (!result.ok) {
-                const text = await result.text();
-                console.log('SerpApi request failed', result.statusText, text);
-                return response.status(500).send(text);
-            }
-
-            const data = await result.json();
-            return response.json(data);
-        } catch (error) {
-            console.log(error);
-            return response.sendStatus(500);
+        if (!key) {
+            console.log('No SerpApi key found');
+            return response.sendStatus(401);
         }
-    });
-}
 
-module.exports = {
-    registerEndpoints,
-};
+        const { query } = request.body;
+        const result = await fetch(`https://serpapi.com/search.json?q=${encodeURIComponent(query)}&api_key=${key}`);
+
+        if (!result.ok) {
+            const text = await result.text();
+            console.log('SerpApi request failed', result.statusText, text);
+            return response.status(500).send(text);
+        }
+
+        const data = await result.json();
+        return response.json(data);
+    } catch (error) {
+        console.log(error);
+        return response.sendStatus(500);
+    }
+});
+
+module.exports = { router };