From c18c5838b25ce1ec1ca7a7b222c6e6d7a65b1049 Mon Sep 17 00:00:00 2001
From: David Donges <david.donges@mni.thm.de>
Date: Thu, 8 Mar 2018 13:43:59 +0100
Subject: [PATCH] Persist user data
Store and load user data so we don't lose the user's data on reload.
---
src/app/authentication.service.ts | 28 ++++++++++++++++++++--------
1 file changed, 20 insertions(+), 8 deletions(-)
diff --git a/src/app/authentication.service.ts b/src/app/authentication.service.ts
index 7f5349c3d..c4afdd393 100644
--- a/src/app/authentication.service.ts
+++ b/src/app/authentication.service.ts
@@ -3,17 +3,27 @@ import { User } from './user';
import { Observable } from 'rxjs/Observable';
import { of } from 'rxjs/observable/of';
import { UserRole } from './user-roles.enum';
+import { DataStoreService } from './data-store.service';
// TODO: connect to API
// TODO: persist user data (shouldn't get lost on page refresh)
@Injectable()
export class AuthenticationService {
- private mockUser: User;
-
- constructor() { }
+ private readonly STORAGE_KEY: string = 'USER';
+ private user: User;
+
+ constructor(private dataStoreService: DataStoreService) {
+ if (dataStoreService.has(this.STORAGE_KEY)) {
+ // Load user data from local data store if available
+ this.user = JSON.parse(dataStoreService.get(this.STORAGE_KEY));
+ }
+ }
login(email: string, password: string, role: UserRole): Observable<boolean> {
- this.mockUser = new User(1, '', email, role);
+ this.user = new User(1, '', email, role, 'TOKEN');
+ // Store user data in local storage to retain the data when the user reloads the page
+ this.dataStoreService.set(this.STORAGE_KEY, JSON.stringify(this.user));
+
return of(true);
}
@@ -26,19 +36,21 @@ export class AuthenticationService {
}
logout() {
- this.mockUser = null;
+ // Destroy the persisted user data
+ this.dataStoreService.remove(this.STORAGE_KEY);
+ this.user = undefined;
}
getUser(): Observable<User> {
- return of(this.mockUser);
+ return of(this.user);
}
isLoggedIn(): Observable<boolean> {
- return of(this.mockUser !== undefined);
+ return of(this.user !== undefined);
}
getRole(): Observable<UserRole> {
- return of(this.mockUser.role);
+ return of(this.user.role);
}
}
--
GitLab