diff --git a/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.html b/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.html
index 13f1fd10..1f6edde5 100644
--- a/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.html
+++ b/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.html
@@ -20,9 +20,20 @@
[initialsType]="initialsType"
>
-
+
+
+
+
+
+
diff --git a/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.ts b/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.ts
index 9310b124..6ec51d90 100644
--- a/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.ts
+++ b/projects/stream-chat-angular/src/lib/avatar-placeholder/avatar-placeholder.component.ts
@@ -1,4 +1,12 @@
-import { Component, Input, OnChanges } from '@angular/core';
+import {
+ AfterViewInit,
+ ChangeDetectorRef,
+ Component,
+ ElementRef,
+ Input,
+ OnChanges,
+ OnDestroy,
+} from '@angular/core';
import { Channel, User } from 'stream-chat';
import { CustomTemplatesService } from '../custom-templates.service';
import {
@@ -16,7 +24,9 @@ import {
templateUrl: './avatar-placeholder.component.html',
styles: [],
})
-export class AvatarPlaceholderComponent implements OnChanges {
+export class AvatarPlaceholderComponent
+ implements OnChanges, AfterViewInit, OnDestroy
+{
/**
* An optional name of the image, used for fallback image or image title (if `imageUrl` is provided)
*/
@@ -61,7 +71,32 @@ export class AvatarPlaceholderComponent implements OnChanges {
type: undefined,
initialsType: undefined,
};
- constructor(public customTemplatesService: CustomTemplatesService) {}
+ isVisible = true;
+ private mutationObserver?: MutationObserver;
+ constructor(
+ public customTemplatesService: CustomTemplatesService,
+ private hostElement: ElementRef,
+ private cdRef: ChangeDetectorRef
+ ) {}
+
+ ngAfterViewInit(): void {
+ this.checkIfVisible();
+ if (this.location !== 'message-sender') {
+ return;
+ }
+ const elementToObserve =
+ this.hostElement.nativeElement.parentElement?.parentElement
+ ?.parentElement;
+ if (!elementToObserve) {
+ return;
+ }
+ this.mutationObserver = new MutationObserver(() => {
+ this.checkIfVisible();
+ });
+ this.mutationObserver.observe(elementToObserve, {
+ attributeFilter: ['class'],
+ });
+ }
ngOnChanges(): void {
this.context = {
@@ -75,4 +110,19 @@ export class AvatarPlaceholderComponent implements OnChanges {
initialsType: this.initialsType,
};
}
+
+ ngOnDestroy(): void {
+ this.mutationObserver?.disconnect();
+ }
+
+ private checkIfVisible() {
+ const isVisible =
+ getComputedStyle(this.hostElement.nativeElement).getPropertyValue(
+ 'visibility'
+ ) === 'visible';
+ if (isVisible !== this.isVisible) {
+ this.isVisible = isVisible;
+ this.cdRef.detectChanges();
+ }
+ }
}