add instance code to key

projects/fusio-sdk/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ngx-fusio-sdk",
-  "version": "5.1.1",
+  "version": "5.1.2",
   "description": "SDK to integrate Fusio into an Angular app",
   "keywords": [
     "Fusio",

projects/fusio-sdk/src/lib/service/api.service.ts

@@ -7,14 +7,13 @@ import {ConfigService} from "./config.service";
 })
 export abstract class ApiService<T extends ClientAbstract> {
 
-  private readonly baseUrl: string;
-  private readonly store: TokenStoreInterface;
+  private baseUrl: string;
+  private store: TokenStoreInterface;
 
   constructor(private config: ConfigService) {
-    let baseUrl = this.config.getBaseUrl();
-
-    this.baseUrl = ApiService.normalizeBaseUrl(baseUrl);
+    this.baseUrl = '';
     this.store = new SessionTokenStore();
+    this.setBaseUrl(this.config.getBaseUrl());
   }
 
   public getClientWithCredentials(clientId: string, clientSecret: string): T {
@@ -54,6 +53,15 @@ export abstract class ApiService<T extends ClientAbstract> {
     return this.baseUrl;
   }
 
+  public setBaseUrl(baseUrl: string) {
+    this.baseUrl = ApiService.normalizeBaseUrl(baseUrl);
+    this.store = new SessionTokenStore('fusio_access_token_' + this.config.getInstanceCode());
+  }
+
+  public getTokenStore(): TokenStoreInterface {
+    return this.store;
+  }
+
   public hasValidToken(): boolean {
     const token = this.store.get();
     if (!token) {
@@ -87,8 +95,7 @@ export abstract class ApiService<T extends ClientAbstract> {
     }
   }
 
-  private getExpiresInTimestamp(expiresIn: number): number
-  {
+  private getExpiresInTimestamp(expiresIn: number): number {
     const nowTimestamp = Math.floor(Date.now() / 1000);
 
     if (expiresIn < 529196400) {

projects/fusio-sdk/src/lib/service/config.service.ts

@@ -146,4 +146,20 @@ export class ConfigService {
     }
   }
 
+  /**
+   * @see https://stackoverflow.com/questions/7616461/generate-a-hash-from-string-in-javascript
+   */
+  public getInstanceCode(): number {
+    let hash = 0;
+    if (this.config.baseUrl.length === 0) {
+      return hash;
+    }
+
+    for (let i = 0; i < this.config.baseUrl.length; i++) {
+      hash = ((hash << 5) - hash) + this.config.baseUrl.charCodeAt(i);
+      hash |= 0;
+    }
+
+    return hash;
+  }
 }

projects/fusio-sdk/src/lib/service/user.service.ts

@@ -2,6 +2,7 @@ import {Injectable} from '@angular/core';
 import {ConsumerUserAccount} from "fusio-sdk";
 import {FusioService} from "./fusio.service";
 import {EventService} from "./event.service";
+import {ConfigService} from "./config.service";
 
 @Injectable({
   providedIn: 'root'
@@ -10,11 +11,11 @@ export class UserService {
 
   private user?: ConsumerUserAccount;
 
-  constructor(private fusio: FusioService, private event: EventService) { }
+  constructor(private fusio: FusioService, private config: ConfigService, private event: EventService) { }
 
   public login(user: ConsumerUserAccount): void {
     this.user = user;
-    sessionStorage.setItem('fusio_user', JSON.stringify(user));
+    sessionStorage.setItem(this.getKey(), JSON.stringify(user));
 
     this.event.dispatchLogin(user);
   }
@@ -28,7 +29,7 @@ export class UserService {
       return this.user;
     }
 
-    const rawData = sessionStorage.getItem('fusio_user');
+    const rawData = sessionStorage.getItem(this.getKey());
     if (!rawData) {
       return undefined;
     }
@@ -38,10 +39,13 @@ export class UserService {
 
   public logout(): void {
     this.user = undefined;
-    sessionStorage.removeItem('fusio_user');
+    sessionStorage.removeItem(this.getKey());
     this.fusio.logout();
 
     this.event.dispatchLogout();
   }
 
+  private getKey(): string {
+    return 'fusio_user_' + this.config.getInstanceCode();
+  }
 }