From 159e5c6bca0b6e797e43c1c00452cb563b51cc85 Mon Sep 17 00:00:00 2001
From: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Date: Thu, 9 Nov 2023 08:58:41 +0100
Subject: [PATCH] Bug 35284: Add throttling to column filters

Signed-off-by: David Cook <dcook@prosentient.com.au>

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 5220dd6004ff34d29c29e1e139d6d17ccecff9b4)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
---
 koha-tmpl/intranet-tmpl/prog/js/datatables.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/koha-tmpl/intranet-tmpl/prog/js/datatables.js b/koha-tmpl/intranet-tmpl/prog/js/datatables.js
index c20915fd60..a1a8d9be67 100644
--- a/koha-tmpl/intranet-tmpl/prog/js/datatables.js
+++ b/koha-tmpl/intranet-tmpl/prog/js/datatables.js
@@ -906,13 +906,17 @@ function _dt_add_filters(table_node, table_dt, filters_options = {}) {
                 }
             }
 
+            var search = $.fn.dataTable.util.throttle( function ( i, val ) {
+                table_dt
+                    .column( i )
+                    .search( val )
+                    .draw();
+            }, 1000 );
+
             $( input_type, this ).on( 'keyup change', function () {
                 if ( table_dt.column(i).search() !== this.value ) {
                     if ( input_type == "input" ) {
-                        table_dt
-                            .column(i)
-                            .search( this.value )
-                            .draw();
+                        search(i, this.value)
                     } else {
                         table_dt
                             .column(i)
-- 
2.39.5