<header> <mat-toolbar color="primary"> <a routerLink="/" class="logo"></a> <span class="example-spacer"></span> <a class="links side" routerLink="/auth/login" *ngIf="!user">Login</a> <div> <a class="links side" *ngIf="user" [matMenuTriggerFor]="menu"> <mat-icon>account_circle</mat-icon>{{ user.fullname }} </a> <mat-menu #menu="matMenu"> <button mat-menu-item *ngIf="user?.isAdmin" routerLink="/admin">admin</button> <button mat-menu-item (click)="logout()">logout</button> </mat-menu> </div> </mat-toolbar> </header>