From 0c0e6bd243d1892dddb425290394eb0e53949c4f Mon Sep 17 00:00:00 2001
From: Martin Wiethan <47688561+Marterich@users.noreply.github.com>
Date: Fri, 23 May 2025 17:56:24 +0200
Subject: [PATCH] Implement search bar debounce functionality to improve UI
 responsiveness (#3371)

* Implement search bar debounce functionality to improve UI responsiveness

* Enhance app search functionality to include description matching
---
 .../private/Find-AppsByNameOrDescription.ps1  |  3 ++-
 scripts/main.ps1                              | 26 ++++++++++++++-----
 2 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/functions/private/Find-AppsByNameOrDescription.ps1 b/functions/private/Find-AppsByNameOrDescription.ps1
index 44cf48a4..3300d88b 100644
--- a/functions/private/Find-AppsByNameOrDescription.ps1
+++ b/functions/private/Find-AppsByNameOrDescription.ps1
@@ -34,7 +34,8 @@ function Find-AppsByNameOrDescription {
         if ($_.Tag -like "CategoryWrapPanel_*") {
             # Search for Apps that match the search string
             $_.Children | Foreach-Object {
-                if ($sync.configs.applicationsHashtable.$($_.Tag).Content -like "*$SearchString*") {
+                $appEntry = $sync.configs.applicationsHashtable.$($_.Tag)
+                if ($appEntry.Content -like "*$SearchString*" -or $appEntry.Description -like "*$SearchString*") {
                     # Show the App and the parent CategoryWrapPanel if the string is found
                     $_.Visibility = [Windows.Visibility]::Visible
                     $_.parent.Visibility = [Windows.Visibility]::Visible
diff --git a/scripts/main.ps1 b/scripts/main.ps1
index 57ad15b0..b779fa02 100644
--- a/scripts/main.ps1
+++ b/scripts/main.ps1
@@ -376,12 +376,15 @@ if ($sync["ISOLanguage"].Items.Count -eq 1) {
 }
 $sync["ISOLanguage"].SelectedIndex = 0
 
-$sync["SearchBar"].Add_TextChanged({
-    if ($sync.SearchBar.Text -ne "") {
-        $sync.SearchBarClearButton.Visibility = "Visible"
-    } else {
-        $sync.SearchBarClearButton.Visibility = "Collapsed"
-    }
+# The SearchBarTimer is used to delay the search operation until the user has stopped typing for a short period
+# This prevents the ui from stuttering when the user types quickly as it dosnt need to update the ui for every keystroke
+
+$searchBarTimer = New-Object System.Windows.Threading.DispatcherTimer
+$searchBarTimer.Interval = [TimeSpan]::FromMilliseconds(300)
+$searchBarTimer.IsEnabled = $false
+
+$searchBarTimer.add_Tick({
+    $searchBarTimer.Stop()
     switch ($sync.currentTab) {
         "Install" {
             Find-AppsByNameOrDescription -SearchString $sync.SearchBar.Text
@@ -391,6 +394,17 @@ $sync["SearchBar"].Add_TextChanged({
         }
     }
 })
+$sync["SearchBar"].Add_TextChanged({
+    if ($sync.SearchBar.Text -ne "") {
+        $sync.SearchBarClearButton.Visibility = "Visible"
+    } else {
+        $sync.SearchBarClearButton.Visibility = "Collapsed"
+    }
+    if ($searchBarTimer.IsEnabled) {
+        $searchBarTimer.Stop()
+    }
+    $searchBarTimer.Start()
+})
 
 $sync["Form"].Add_Loaded({
     param($e)