From b7c1f5703c683d8083f0d9e6776150e769828e9e Mon Sep 17 00:00:00 2001
From: Huang Xin <chrox.huang@gmail.com>
Date: Sat, 17 May 2025 14:56:22 +0800
Subject: [PATCH] fix: less sensitive magic trackpad and mouse when flipping
 page, closes #1165 (#1172)

---
 apps/readest-app/src/app/reader/hooks/useIframeEvents.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/apps/readest-app/src/app/reader/hooks/useIframeEvents.ts b/apps/readest-app/src/app/reader/hooks/useIframeEvents.ts
index 32498928..8c94d0e0 100644
--- a/apps/readest-app/src/app/reader/hooks/useIframeEvents.ts
+++ b/apps/readest-app/src/app/reader/hooks/useIframeEvents.ts
@@ -12,13 +12,20 @@ export const useMouseEvent = (
   const throttledScroll = throttle(handleContinuousScroll, 500, {
     emitLast: false,
   });
+  const throttledFlip = throttle(handlePageFlip, 1000, {
+    emitLast: false,
+  });
   const handleMouseEvent = (msg: MessageEvent | React.MouseEvent<HTMLDivElement, MouseEvent>) => {
     if (msg instanceof MessageEvent) {
       if (msg.data && msg.data.bookKey === bookKey) {
         if (msg.data.type === 'iframe-wheel') {
           throttledScroll('mouse', -msg.data.deltaY, 0);
         }
-        handlePageFlip(msg);
+        if (msg.data.type === 'iframe-wheel') {
+          throttledFlip(msg);
+        } else {
+          handlePageFlip(msg);
+        }
       }
     } else if (msg.type === 'wheel') {
       const event = msg as React.WheelEvent<HTMLDivElement>;