simplified setup

chinook/server.js

@@ -1,80 +1,21 @@
-const cds = require("@sap/cds");
+const cds = require("@sap/cds")
 
-const getDurationInMilliseconds = (start) => {
-  const NS_PER_SEC = 1e9; //  convert to nanoseconds
-  const NS_TO_MS = 1e6; // convert to milliseconds
-  const diff = process.hrtime(start);
-  return (diff[0] * NS_PER_SEC + diff[1]) / NS_TO_MS;
-};
+// Allow X-origin requests for React app during evelopment
+if (cds.env.env === "development") {
+  cds.on("bootstrap", (app) => app.use((req, res, next) => {
+    res.header("Access-Control-Allow-Origin", "*")
+    res.header(
+      "Access-Control-Allow-Methods",
+      "GET, PUT, PATCH, POST, DELETE, OPTIONS"
+    )
+    res.header(
+      "Access-Control-Allow-Headers",
+      "Origin, X-Requested-With, Content-Type, Accept, Authorization, Accept-Language"
+    )
+    //intercept OPTIONS method
+    if (req.method === 'OPTIONS') res.sendStatus(200)
+    else next()
+  }))
+}
 
-const getFormattedDateTime = () => {
-  let currentDateTime = new Date();
-  let formattedDateTime =
-    currentDateTime.getFullYear() +
-    "-" +
-    (currentDateTime.getMonth() + 1) +
-    "-" +
-    currentDateTime.getDate() +
-    " " +
-    currentDateTime.getHours() +
-    ":" +
-    currentDateTime.getMinutes() +
-    ":" +
-    currentDateTime.getSeconds();
-  return formattedDateTime;
-};
-
-const corsMiddleware = (req, res, next) => {
-  res.header("Access-Control-Allow-Origin", "*");
-  res.header(
-    "Access-Control-Allow-Methods",
-    "GET, PUT, PATCH, POST, DELETE, OPTIONS"
-  );
-  res.header(
-    "Access-Control-Allow-Headers",
-    "Origin, X-Requested-With, Content-Type, Accept, Authorization, Accept-Language"
-  );
-
-  //intercepts OPTIONS method
-  if ("OPTIONS" === req.method) {
-    //respond with 200
-    res.sendStatus(200);
-  } else {
-    //move on
-    next();
-  }
-};
-
-// handle bootstrapping events...
-cds.on("bootstrap", (app) => {
-  if (cds.env.env === "development") {
-    app.use(corsMiddleware);
-  }
-});
-cds.on("served", async ({ db, messaging, ...servedServices }) => {
-  // add logging current user before any request
-  for (let i in servedServices) {
-    servedServices[i].prepend((srv) => {
-      srv.on("*", async (req, next) => {
-        const method = req._.req.method;
-        const url = req._.req.url;
-        const start = process.hrtime();
-
-        if (req.user) {
-          console.log("[USER]:", req.user.id, req.user.attr, req.user._roles);
-        }
-        const result = await next();
-
-        const status = req._.res.statusCode;
-        const currentDateTime = getFormattedDateTime();
-        const durationInMilliseconds = getDurationInMilliseconds(start);
-        const log = `[${currentDateTime}] ${durationInMilliseconds.toLocaleString()} ms ${method}:${url} status: ${status} `;
-        console.log(log);
-
-        return result;
-      });
-    });
-  }
-});
-
-module.exports = cds.server;
+module.exports = cds.server