AW-4641 Add fmHasRole directive

projects/common/src/fm/components/has-role/has-role.directive.ts

@@ -0,0 +1,33 @@
+import { Directive, ViewContainerRef,TemplateRef,OnInit,Input, OnDestroy } from '@angular/core';
+import { Store} from '@ngrx/store';
+import * as appCommonReducer from '../../reducers/app-common.reducer'
+import { Observable, Subscription } from 'rxjs';
+import { IUser } from '../../models/user';
+
+@Directive({
+  selector: '[fmHasRole]',
+})
+export class HasRoleDirective  implements OnInit, OnDestroy{
+  @Input('fmHasRole') role:string;
+
+  constructor(private templateRef$: TemplateRef<any>,private viewContainerRef$: ViewContainerRef,private store$: Store<appCommonReducer.State>) { }
+  private user$:Observable<IUser> = this.store$.select(appCommonReducer.SelectGetUser);
+  private hasView = false;
+  private roleClaim = 'role';
+  private sub: Subscription;
+  ngOnInit() {   
+    this.sub = this.user$.subscribe((user) => {
+      console.log('fmHasRole', this.role);
+      if (user && user.claims[this.roleClaim]?.includes(this.role)) {
+        this.viewContainerRef$.createEmbeddedView(this.templateRef$);
+        this.hasView=true;
+      } else if (this.hasView) {
+        this.viewContainerRef$.clear();
+        this.hasView = false;     
+      }  
+    });    
+  }
+  ngOnDestroy() {
+    if (this.sub) {this.sub.unsubscribe() };
+  }
+}