From 36697b8b579a7d5d167c1cf11740546d386af68f Mon Sep 17 00:00:00 2001
From: Dev <dev@126.com>
Date: Wed, 30 Sep 2026 15:59:39 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E9=99=84=E4=BB=B6=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96?=
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---
 .../miniapp/pages/demand/deliver/index.js     | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/frontend/miniapp/pages/demand/deliver/index.js b/frontend/miniapp/pages/demand/deliver/index.js
index 0b5a013..91089da 100644
--- a/frontend/miniapp/pages/demand/deliver/index.js
+++ b/frontend/miniapp/pages/demand/deliver/index.js
@@ -44,24 +44,21 @@ Page({
   },
 
   // 凭证截图选择成功
+  // 注意：t-upload 绑定了 files，success 事件返回的是完整文件列表（含已选的旧文件），
+  // 必须整体覆盖，不能往 imageFiles 里追加，否则已选图片会重复
   handleSuccessImage(e) {
     const files = e.detail?.files || [];
-    const { imageFiles, imageMax } = this.data;
-    const remain = imageMax - imageFiles.length;
-    const accepted = files.slice(0, remain);
-    if (files.length > remain) {
+    const { imageMax } = this.data;
+    if (files.length > imageMax) {
       wx.showToast({
         title: `最多上传${imageMax}张截图`,
         icon: 'none'
       });
     }
-    if (!accepted.length) {
-      return;
-    }
-    this.setData({
-      imageFiles: [...imageFiles, ...accepted]
-    });
-    this.uploadFiles(accepted, 'image');
+    const list = files.slice(0, imageMax);
+    this.setData({ imageFiles: list });
+    // 只上传未完成的（已上传过的 status 为 done）
+    this.uploadFiles(list.filter(file => file.status !== 'done'), 'image');
   },
 
   // 移除凭证截图