hashing function

pages/api/proxy/[...route].js

@@ -1,7 +1,7 @@
 import axios from "axios";
 import https from "https";
 import CryptoJS from "crypto-js";
-import { response } from "express";
+import HmacSHA256 from "crypto-js/hmac-sha256";
 
 const PROXY_RELAY_URL =
     "https://" +
@@ -48,16 +48,33 @@ const getSASToken = () => {
     return token;
 };
 
+function hashProxyPath(queryPath) {
+    const wordKey = process.env.HASHKEY;
+    //console.log(CryptoJS.enc.Hex.parse(wordKey));
+    var hashlink = CryptoJS.HmacSHA256(
+        queryPath,
+        CryptoJS.enc.Hex.parse(wordKey)
+    );
+
+    hashlink = hashlink.toString(CryptoJS.enc.Base64);
+
+    console.log("&hash=" + hashlink);
+
+    return queryPath; //+ "&hash=" + hashlink;
+}
+
 export default async function ApiProxy(req, res) {
     //console.log(req.method);
 
     var data = JSON.stringify(req.body);
     const SASToken = getSASToken();
 
+    //console.log("the request", req.query.route, req.url);
+
     var configNoData = {
         method: req.method,
         //url: PROXY_RELAY_URL + updateFormCollection + "(" + incidentId + ")",
-        url: PROXY_RELAY_URL + req.url.split("/api/proxy/")[1],
+        url: PROXY_RELAY_URL + hashProxyPath(req.url.split("/api/proxy/")[1]),
         headers: {
             "OData-MaxVersion": "4.0",
             "OData-Version": "4.0",
@@ -71,7 +88,7 @@ export default async function ApiProxy(req, res) {
 
     var config = {
         method: req.method,
-        url: PROXY_RELAY_URL + req.query.route[0],
+        url: PROXY_RELAY_URL + hashProxyPath(req.query.route[0]),
         headers: {
             "OData-MaxVersion": "4.0",
             "OData-Version": "4.0",
@@ -85,7 +102,7 @@ export default async function ApiProxy(req, res) {
 
     var configDocument = {
         method: req.method,
-        url: PROXY_RELAY_URL + req.url.split("/api/proxy/")[1],
+        url: PROXY_RELAY_URL + hashProxyPath(req.url.split("/api/proxy/")[1]),
         headers: {
             "OData-MaxVersion": "4.0",
             "OData-Version": "4.0",