From 74446e747ebcb46f6515630c2a8c392e9286440a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Maneiro?=
 <583546+oandregal@users.noreply.github.com>
Date: Thu, 7 Mar 2024 17:49:40 +0100
Subject: [PATCH] Fix template & parts custom filtering

---
 .../src/components/page-templates-template-parts/index.js     | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/edit-site/src/components/page-templates-template-parts/index.js b/packages/edit-site/src/components/page-templates-template-parts/index.js
index 6410f3498283f9..08742bd724c3d5 100644
--- a/packages/edit-site/src/components/page-templates-template-parts/index.js
+++ b/packages/edit-site/src/components/page-templates-template-parts/index.js
@@ -379,7 +379,7 @@ export default function PageTemplatesTemplateParts( { postType } ) {
 				if (
 					filter.field === 'author' &&
 					filter.operator === OPERATOR_IN &&
-					!! filter.value
+					filter?.value?.length > 0
 				) {
 					filteredData = filteredData.filter( ( item ) => {
 						return filter.value.includes( item.author_text );
@@ -387,7 +387,7 @@ export default function PageTemplatesTemplateParts( { postType } ) {
 				} else if (
 					filter.field === 'author' &&
 					filter.operator === OPERATOR_NOT_IN &&
-					!! filter.value
+					filter?.value?.length > 0
 				) {
 					filteredData = filteredData.filter( ( item ) => {
 						return ! filter.value.includes( item.author_text );