Add authentication once again

assets/pages/index.html

@@ -105,13 +105,16 @@
                 token: token
             };
 
+            let creds = JSON.parse(localStorage.getItem("creds"));
+
             await fetch("/payment", {
-                    method: "POST",
-                    headers: {
-                        "Content-Type": "application/json"
-                    },
-                    body: JSON.stringify(dataToken)
-                })
+                method: "POST",
+                headers: {
+                    "Content-Type": "application/json",
+                    "Authorization": `Basic ${creds.username}:${creds.password}`
+                },
+                body: JSON.stringify(dataToken)
+            })
                 .then(response => {
                     if (response.ok) {
                         document.getElementById("paymentAccepted").style.display = 'block';

src/main/java/httpServer/handlers/RequestHandler.java

@@ -8,6 +8,7 @@ import common.json.JsonManager;
 import common.logger.Logger;
 import common.socket.SocketManager;
 import httpServer.annotations.AllowedVerb;
+import httpServer.annotations.OnlyAuthorizedClients;
 import httpServer.authorization.Client;
 
 import httpServer.authorization.AuthorizedClients;
@@ -40,6 +41,7 @@ public class RequestHandler implements IRequestHandler {
     }
 
     @AllowedVerb(name = "POST")
+    @OnlyAuthorizedClients
     public void handlePayment(HttpExchange exchange) {
         Logger.displayReceived("/payment request");
         try{