From f73aa18a006dbef8d3235ebe1d36eb4236a60d22 Mon Sep 17 00:00:00 2001
From: Henriette Darge <h.darge@openproject.com>
Date: Fri, 17 Jun 2022 14:46:34 +0200
Subject: [PATCH] Avoid too often replacement of highlighted strings

---
 .../app/shared/directives/search-highlight.directive.ts    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/frontend/src/app/shared/directives/search-highlight.directive.ts b/frontend/src/app/shared/directives/search-highlight.directive.ts
index f09cf82431..9ff6204d52 100644
--- a/frontend/src/app/shared/directives/search-highlight.directive.ts
+++ b/frontend/src/app/shared/directives/search-highlight.directive.ts
@@ -15,8 +15,13 @@ export class OpSearchHighlightDirective implements AfterViewChecked {
 
   ngAfterViewChecked():void {
     let el = this.elementRef.nativeElement as HTMLElement;
-    el = this.cleanUpOldHighlighting(el);
+    const highlightedElement = el.querySelector('.op-search-highlight');
 
+    if (!!highlightedElement && highlightedElement.innerHTML.toLocaleLowerCase() === this.query) {
+      return;
+    }
+
+    el = this.cleanUpOldHighlighting(el);
     if (!this.query) {
       return;
     }