From c329559c7aac6fb99d785e7b451ff52521c7fa17 Mon Sep 17 00:00:00 2001
From: edram <edram@qq.com>
Date: Thu, 6 Nov 2025 15:09:26 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20onPreviewFile=20?=
 =?UTF-8?q?=E6=97=A0=E6=B3=95=E9=A2=84=E8=A7=88=E7=BA=BF=E4=B8=8A=E6=96=87?=
 =?UTF-8?q?=E4=BB=B6=E7=9A=84=20bug?=
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---
 packages/vantui/src/uploader/index.tsx | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/packages/vantui/src/uploader/index.tsx b/packages/vantui/src/uploader/index.tsx
index 4cd34b36..62d490d7 100644
--- a/packages/vantui/src/uploader/index.tsx
+++ b/packages/vantui/src/uploader/index.tsx
@@ -1,4 +1,5 @@
 import {
+  downloadFile,
   previewImage as TaroPreviewImage,
   showToast,
   openDocument,
@@ -244,10 +245,18 @@ export function Uploader(props: UploaderProps) {
     }
   }, [previewFullImage, state.lists])
   const onPreviewFile = useCallback(
-    (event: ITouchEvent) => {
+    async (event: ITouchEvent) => {
       const { index } = event.currentTarget.dataset
+      let filePath = state.lists[index].url
+      if (filePath.startsWith('http')) {
+        const temp = await downloadFile({
+          url: state.lists[index].url,
+        })
+        filePath = temp.tempFilePath
+      }
+
       openDocument({
-        filePath: state.lists[index].url,
+        filePath: filePath,
         showMenu: true,
       })
     },