From 04477f07db66bc8c841604aed37dddb9f47b5402 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bar=C4=B1=C5=9F=20Soner=20U=C5=9Fakl=C4=B1?=
 <barisusakli@gmail.com>
Date: Sun, 1 Mar 2026 14:11:48 -0500
Subject: [PATCH] fix: parent cid

---
 src/categories/index.js | 14 +++++++-------
 test/search.js          |  5 +++--
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/src/categories/index.js b/src/categories/index.js
index 4d772f49f9..df66600794 100644
--- a/src/categories/index.js
+++ b/src/categories/index.js
@@ -330,7 +330,7 @@ Categories.flattenCategories = function (allCategories, categoryData) {
  * @param parentCid {number} start from 0 to build full tree
  */
 Categories.getTree = function (categories, parentCid) {
-	parentCid = parentCid || 0;
+	parentCid = String(parentCid || 0);
 	const cids = categories.map(category => category && category.cid);
 	const cidToCategory = {};
 	const parents = {};
@@ -351,15 +351,15 @@ Categories.getTree = function (categories, parentCid) {
 				return;
 			}
 			if (!category.hasOwnProperty('parentCid') || category.parentCid === null) {
-				category.parentCid = 0;
+				category.parentCid = '0';
 			}
-			if (category.parentCid === parentCid) {
+			if (String(category.parentCid) === parentCid) {
 				tree.push(category);
 				category.parent = parents[parentCid];
 			} else {
-				const parent = cidToCategory[category.parentCid];
+				const parent = cidToCategory[String(category.parentCid)];
 				if (parent && parent.cid !== category.cid) {
-					category.parent = parents[category.parentCid];
+					category.parent = parents[String(category.parentCid)];
 					parent.children = parent.children || [];
 					parent.children.push(category);
 				}
@@ -413,10 +413,10 @@ Categories.buildForSelectCategories = function (categories, fields, parentCid) {
 			category.children.forEach(child => recursive(child, categoriesData, `&nbsp;&nbsp;&nbsp;&nbsp;${level}`, depth + 1));
 		}
 	}
-	parentCid = parentCid || 0;
+	parentCid = String(parentCid || 0);
 	const categoriesData = [];
 
-	const rootCategories = categories.filter(category => category && category.parentCid === parentCid);
+	const rootCategories = categories.filter(category => category && String(category.parentCid) === parentCid);
 
 	rootCategories.sort((a, b) => {
 		if (a.order !== b.order) {
diff --git a/test/search.js b/test/search.js
index f0e285cb9d..e0b1421786 100644
--- a/test/search.js
+++ b/test/search.js
@@ -130,9 +130,10 @@ describe('Search', () => {
 
 	it('should search for categories', async () => {
 		const socketCategories = require('../src/socket.io/categories');
-		let data = await socketCategories.categorySearch({ uid: phoebeUid }, { query: 'baz', parentCid: 0 });
+		let data = await socketCategories.categorySearch({ uid: phoebeUid }, { search: 'baz', parentCid: 0 });
+		assert.strictEqual(data.length, 1);
 		assert.strictEqual(data[0].name, 'baz category');
-		data = await socketCategories.categorySearch({ uid: phoebeUid }, { query: '', parentCid: 0 });
+		data = await socketCategories.categorySearch({ uid: phoebeUid }, { search: '', parentCid: 0 });
 		assert.strictEqual(data.length, 5);
 	});