: create _id extractor from jwt as a rest call

src/index.ts

@@ -4,6 +4,7 @@ import { RestWebSocket } from "./rest/restWebSocket";
 import { UserService } from "./db/services/database.service";
 import { RestUser } from "./rest/restUser";
 import { authenticateJwt } from "./rest/middleware/authenticateJwt";
+import { JwtTokenPropertiesExtractor } from "./rest/jwtTokenPropertiesExtractor";
 
 const app = express();
 const port = process.env.PORT || 3000;
@@ -16,6 +17,12 @@ app.use(express.json({ limit: "15mb" }));
 const webSocketServer = new ExtendedWebSocketServer(server);
 const restWebSocket = new RestWebSocket(webSocketServer);
 const restUser = new RestUser(UserService.create);
+const jwtTokenPropertiesExtractor = new JwtTokenPropertiesExtractor();
 
 app.use("/api/websocket", authenticateJwt, restWebSocket.createRouter());
 app.use("/api/user", authenticateJwt, restUser.createRouter());
+app.use(
+  "/api/jwt",
+  authenticateJwt,
+  jwtTokenPropertiesExtractor.createRouter(),
+);

src/rest/jwtTokenPropertiesExtractor.ts

@@ -0,0 +1,13 @@
+import express from "express";
+
+export class JwtTokenPropertiesExtractor {
+  public createRouter() {
+    const router = express.Router();
+
+    router.get("/_id", (req, res) => {
+      res.status(200).send(req.payload._id);
+    });
+
+    return router;
+  }
+}