Add controllers for 404 and the root endpoint

src/Middleware/error/defaultRoutes.ts

@@ -0,0 +1,27 @@
+import { Request, Response } from "express";
+
+// Only called when no other route matches
+export function notFoundHandler(req: Request, res: Response) {
+  return res.status(404).json({
+    type: "error",
+    payload: {
+      message: `The ${req.method} HTTP method is implemented for '${req.path}'`,
+      _links: [
+        {
+          rel: "root",
+          href: "/api",
+        },
+      ],
+    },
+  });
+}
+
+export function rootHandler(req: Request, res: Response) {
+  return res.status(200).json({
+    type: "success",
+    payload: {
+      message: "Detleph event API",
+      detail: "This is the API for the Detleph event system",
+    },
+  });
+}

src/app.ts

@@ -12,6 +12,7 @@ import roleSchemaRouter from "./Routes/role_schema.routes";
 import defaultErrorHandler from "./Middleware/error/handler";
 import logger from "./Middleware/error/logger";
 import debugLogger from "./Middleware/debug/logger";
+import { notFoundHandler, rootHandler } from "./Middleware/error/defaultRoutes";
 
 // Set up async error handling
 require("express-async-errors");
@@ -79,9 +80,13 @@ async function main() {
 
   app.use("/api/role-schemas", roleSchemaRouter);
 
+  app.get("/", rootHandler);
+
   // Error handling
   app.use(defaultErrorHandler); // Not working
 
+  app.use(notFoundHandler);
+
   app.listen(process.env.PORT, () => {
     logger.info(`Listening on port ${process.env.PORT}`);
   });