From 55a7bce6e4e9847749bf30d490ea7c8aa8451149 Mon Sep 17 00:00:00 2001
From: yumoqing <yumoqing@gmail.com>
Date: Wed, 1 Jul 2026 16:45:40 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20loadNextPage/loadPreviousPage=E7=A9=BA?=
 =?UTF-8?q?=E6=95=B0=E7=BB=84=E9=98=B2-Infinity?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 bricks/page_data_loader.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bricks/page_data_loader.js b/bricks/page_data_loader.js
index 5eea795..c45da60 100644
--- a/bricks/page_data_loader.js
+++ b/bricks/page_data_loader.js
@@ -35,6 +35,7 @@ bricks.PageDataLoader = class {
 		return p == Math.max(...this.pages);
 	}
 	async loadNextPage(){
+		if (this.pages.length == 0) return null;
 		var page = Math.max(...this.pages) + 1;
 		if (page <= this.lastPage){
 			var d = await this.loadPage(page);
@@ -44,6 +45,7 @@ bricks.PageDataLoader = class {
 		}
 	}
 	async loadPreviousPage(){
+		if (this.pages.length == 0) return null;
 		var page = Math.min(...this.pages) - 1;
 		if (page > 0){
 			var d = await this.loadPage(page);