Fixing deployment of WA without admin

The open-source version must be installable without an admin backend. While working on AFUP's meeting, we introduced regression preventing WA from working without an admin. This commit fixes this behaviour and makes WA installable again!

back/src/Services/JWTTokenManager.ts

@@ -1,11 +1,11 @@
-import {ALLOW_ARTILLERY, SECRET_KEY} from "../Enum/EnvironmentVariable";
+import {ADMIN_API_URL, ALLOW_ARTILLERY, SECRET_KEY} from "../Enum/EnvironmentVariable";
 import {uuid} from "uuidv4";
 import Jwt from "jsonwebtoken";
 import {TokenInterface} from "../Controller/AuthenticateController";
 import {adminApi, AdminApiData} from "../Services/AdminApi";
 
 class JWTTokenManager {
-    
+
     public createJWTToken(userUuid: string) {
         return Jwt.sign({userUuid: userUuid}, SECRET_KEY, {expiresIn: '200d'}); //todo: add a mechanic to refresh or recreate token
     }
@@ -48,17 +48,21 @@ class JWTTokenManager {
                     return;
                 }
 
-                //verify user in admin
-                adminApi.fetchCheckUserByToken(tokenInterface.userUuid).then(() => {
-                    resolve(tokenInterface.userUuid);
-                }).catch((err) => {
-                    //anonymous user
-                    if(err.response && err.response.status && err.response.status === 404){
+                if (ADMIN_API_URL) {
+                    //verify user in admin
+                    adminApi.fetchCheckUserByToken(tokenInterface.userUuid).then(() => {
                         resolve(tokenInterface.userUuid);
-                        return;
-                    }
-                    reject(new Error('Authentication error, invalid token structure. ' + err));
-                });
+                    }).catch((err) => {
+                        //anonymous user
+                        if(err.response && err.response.status && err.response.status === 404){
+                            resolve(tokenInterface.userUuid);
+                            return;
+                        }
+                        reject(err);
+                    });
+                } else {
+                    resolve(tokenInterface.userUuid);
+                }
             });
         });
     }
@@ -66,7 +70,7 @@ class JWTTokenManager {
     private isValidToken(token: object): token is TokenInterface {
         return !(typeof((token as TokenInterface).userUuid) !== 'string');
     }
-    
+
 }
 
-export const jwtTokenManager = new JWTTokenManager();
+export const jwtTokenManager = new JWTTokenManager();