From 80a4cc35fa175b5e799d66cf5daca2fe9d5dba3d Mon Sep 17 00:00:00 2001
From: Ultrame <1019265060@qq.com>
Date: Mon, 27 Oct 2025 11:20:48 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8B=E8=BD=BD=E8=B4=A6=E5=8D=95=E7=A4=BA?=
 =?UTF-8?q?=E4=BE=8B=E6=96=87=E4=BB=B6?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/user_pages/downloadBill/index.tsx | 38 +++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

diff --git a/src/user_pages/downloadBill/index.tsx b/src/user_pages/downloadBill/index.tsx
index bc9027c..d92b863 100644
--- a/src/user_pages/downloadBill/index.tsx
+++ b/src/user_pages/downloadBill/index.tsx
@@ -178,6 +178,37 @@ const DownloadBill: React.FC = () => {
     });
     setShowFilterPopup(false);
   };
+  const downloadExample = async () => {
+    const { start, end } = dateRange;
+    if (!start || !end) return;
+    try {
+      const res = await httpService.post("/parameter/many_key", {
+        keys: "bill_example",
+      });
+      const { bill_example, fileName } = res.data;
+      // 调用下载文件接口
+      wx.downloadFile({
+        url: bill_example, // 文件路径
+        success: function (res) {
+          // 只有200状态码表示下载成功
+          if (res.statusCode === 200) {
+            // 下载成功后可以使用res.tempFilePath访问临时文件路径
+            console.log("文件下载成功，临时路径为：", res.tempFilePath);
+            // 保存文件到本地
+            wx.openDocument({
+              filePath: res.tempFilePath,
+              showMenu: true, // 显示保存菜单
+            });
+          }
+        },
+        fail: function (err) {
+          console.error("文件下载失败：", err);
+        },
+      });
+    } catch (error) {
+      console.error(error);
+    }
+  };
   const handleDownloadBill = async () => {
     const { start, end } = dateRange;
     if (!start || !end) return;
@@ -188,10 +219,10 @@ const DownloadBill: React.FC = () => {
         transaction_sub_type,
         date_range,
       });
-      const { fileUrl, fileName } = res.data;
+      const { bill_example, fileName } = res.data;
       // 调用下载文件接口
       wx.downloadFile({
-        url: fileUrl, // 文件路径
+        url: bill_example, // 文件路径
         success: function (res) {
           // 只有200状态码表示下载成功
           if (res.statusCode === 200) {
@@ -233,6 +264,9 @@ const DownloadBill: React.FC = () => {
       </View>
       <View className="hint_content">
         <Text>最长可导出三个月的账单 </Text>
+        <Text className="button_text" onClick={downloadExample}>
+          示例文件
+        </Text>
         {/* <Text className="button_text">示例文件</Text> */}
       </View>
       <View className="form_container">