下载账单、优化账单查询

src/user_pages/downloadBill/index.tsx

@@ -178,7 +178,27 @@ const DownloadBill: React.FC = () => {
       const { transaction_sub_type } = load_transactions_params;
       const { start, end } = dateRange;
       const date_range = [start, end];
-      await httpService.post("/wallet/download_bill", {transaction_sub_type, date_range});
+      const res = await httpService.post("/wallet/download_bill", { transaction_sub_type, date_range });
+      const { fileUrl, fileName } = res.data;
+      // 调用下载文件接口
+      wx.downloadFile({
+        url: fileUrl, // 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);
     }
@@ -187,7 +207,7 @@ const DownloadBill: React.FC = () => {
     <View className="download_bill_page">
       <View className="hint_content">
         <Text>最长可导出三个月的账单 </Text>
-        <Text className="button_text">示例文件</Text>
+        {/* <Text className="button_text">示例文件</Text> */}
       </View>
       <View className="form_container">
         {/* <View className="form_item">
@@ -226,9 +246,8 @@ const DownloadBill: React.FC = () => {
               近一周
             </View>
             <View
-              className={`option_button ${
-                dateType === "month" ? "active" : ""
-              }`}
+              className={`option_button ${dateType === "month" ? "active" : ""
+                }`}
               onClick={() => {
                 selectDateRange("month");
               }}
@@ -236,9 +255,8 @@ const DownloadBill: React.FC = () => {
               近一月
             </View>
             <View
-              className={`option_button ${
-                dateType === "custom" ? "active" : ""
-              }`}
+              className={`option_button ${dateType === "custom" ? "active" : ""
+                }`}
               onClick={() => {
                 selectDateRange("custom");
               }}