FIX #16628 TIME 0:10 disable input if recipientDisabled is true

src/frontend/plugins/mail-editor/mail-editor.component.html

@@ -31,7 +31,7 @@
             <input [formControl]="recipientsInput" #recipientsField [matChipInputFor]="recipientsList"
                 [matChipInputSeparatorKeyCodes]="separatorKeysCodes" [matChipInputAddOnBlur]="true"
                 (matChipInputTokenEnd)="add($event, 'recipients')" [matAutocomplete]="autoEmails"
-                (focus)="resetAutocomplete()" (paste)="onPaste($event,'recipients')" [attr.disabled]="recipientDisabled">
+                (focus)="resetAutocomplete()" (paste)="onPaste($event,'recipients')" [readonly]="recipientDisabled" [attr.disabled]="recipientDisabled">
         </mat-chip-list>
         <mat-autocomplete #autoEmails="matAutocomplete" (optionSelected)="addEmail($event.option.value, 'recipients')">
             <mat-option *ngFor="let option of filteredEmails | async" [value]="option">

src/frontend/plugins/mail-editor/mail-editor.component.ts

@@ -69,7 +69,7 @@ export class MailEditorComponent implements OnInit, OnDestroy {
     emailSubject: string = '';
     emailStatus: string = 'WAITING';
 
-    recipientsInput: FormControl = new FormControl();
+    recipientsInput: FormControl = new FormControl({disabled: this.recipientDisabled});
     filteredEmails: Observable<string[]>;
 
     emailSignListForm = new FormControl();
@@ -115,7 +115,6 @@ export class MailEditorComponent implements OnInit, OnDestroy {
     ) { }
 
     async ngOnInit() {
-
         if (this.readonly) {
             this.setReadonly();
         }