Fix poll display on delegation settings change

client/src/app/site/modules/site-wrapper/services/voting-banner.service.ts

@@ -9,6 +9,7 @@ import { VotingService } from 'src/app/site/pages/meetings/modules/poll/services
 import { ViewPoll } from 'src/app/site/pages/meetings/pages/polls';
 import { ActiveMeetingService } from 'src/app/site/pages/meetings/services/active-meeting.service';
 import { ActivePollsService } from 'src/app/site/pages/meetings/services/active-polls.service';
+import { MeetingSettingsService } from 'src/app/site/pages/meetings/services/meeting-settings.service';
 import { OperatorService } from 'src/app/site/services/operator.service';
 
 import { BannerDefinition, BannerService } from './banner.service';
@@ -37,7 +38,8 @@ export class VotingBannerService {
         private activeMeeting: ActiveMeetingService,
         private sendVotesService: VoteControllerService,
         private operator: OperatorService,
-        private activePolls: ActivePollsService
+        private activePolls: ActivePollsService,
+        private meetingSettingsService: MeetingSettingsService
     ) {
         combineLatest([
             this.activeMeeting.meetingIdObservable.pipe(distinctUntilChanged()),
@@ -48,7 +50,9 @@ export class VotingBannerService {
 
                     return prevStarted.length === currStarted.length && currStarted.equals(prevStarted);
                 })
-            )
+            ),
+            this.meetingSettingsService.get(`users_enable_vote_delegations`).pipe(distinctUntilChanged()),
+            this.meetingSettingsService.get(`users_forbid_delegator_to_vote`).pipe(distinctUntilChanged())
         ]).subscribe(([_, polls]) => this.updateVotablePollSubscription(polls));
     }
 
@@ -60,7 +64,7 @@ export class VotingBannerService {
         });
     }
 
-    private updateBanner(polls: ViewPoll[], voted: { [key: Id]: Id[] }) {
+    private updateBanner(polls: ViewPoll[], voted: { [key: Id]: Id[] }): void {
         if (this.activeMeeting.meetingId) {
             const checkUsers = [this.operator.user, ...(this.operator.user.vote_delegations_from() || [])];
             this.pollsToVote = polls.filter(

client/src/app/site/pages/meetings/modules/poll/components/base-poll-vote/base-poll-vote.component.ts

@@ -1,7 +1,7 @@
 import { ChangeDetectorRef, Directive, inject, Input, OnInit } from '@angular/core';
 import { UntypedFormControl, Validators } from '@angular/forms';
 import { marker as _ } from '@colsen1991/ngx-translate-extract-marker';
-import { BehaviorSubject, debounceTime, Observable } from 'rxjs';
+import { BehaviorSubject, combineLatest, debounceTime, distinctUntilChanged, Observable } from 'rxjs';
 import { Id } from 'src/app/domain/definitions/key-types';
 import {
     GlobalVote,
@@ -453,6 +453,16 @@ export abstract class BasePollVoteComponent<C extends PollContentObject = any> e
                 }
             })
         );
+        this.subscriptions.push(
+            combineLatest([
+                this.meetingSettingsService.get(`users_enable_vote_delegations`).pipe(distinctUntilChanged()),
+                this.meetingSettingsService.get(`users_forbid_delegator_to_vote`).pipe(distinctUntilChanged())
+            ]).subscribe(_ => {
+                for (const key of Object.keys(this._canVoteForSubjectMap)) {
+                    this._canVoteForSubjectMap[+key].next(this.canVote(this._delegationsMap[+key]));
+                }
+            })
+        );
     }
 
     private setupDelegations(): void {

client/src/app/site/pages/meetings/modules/poll/components/poll-cannot-vote-message/poll-cannot-vote-message.component.ts

@@ -1,5 +1,5 @@
 import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Input } from '@angular/core';
-import { debounceTime } from 'rxjs';
+import { combineLatest, debounceTime, distinctUntilChanged } from 'rxjs';
 import { OperatorService } from 'src/app/site/services/operator.service';
 
 import { BaseMeetingComponent } from '../../../../base/base-meeting.component';
@@ -45,6 +45,14 @@ export class PollCannotVoteMessageComponent extends BaseMeetingComponent {
                 this.cd.markForCheck();
             })
         );
+        this.subscriptions.push(
+            combineLatest([
+                this.meetingSettingsService.get(`users_enable_vote_delegations`).pipe(distinctUntilChanged()),
+                this.meetingSettingsService.get(`users_forbid_delegator_to_vote`).pipe(distinctUntilChanged())
+            ]).subscribe(_ => {
+                this.cd.markForCheck();
+            })
+        );
     }
 
     public getVotingError(user: ViewUser = this.user): string {