### 0.3.3 专业版：

【新增】后台新增支付单查询功能，实现支付单微信反馈支付数据，防止出现极端情况下，导致的支付数据回调失败而影响订单业务。#I4ZRMR
【新增】后台新增发票上传功能，前端小程序新增发票下载功能。#I4ZYT3
【新增】商家中心订单查询，增加发票下载查看功能。
【新增】代码生成器Controller模板的导出excel请求增加decimal类型的处理。
【优化】调整前端帮助文档默认传值问题，未指定具体分类情况下，默认取第一个栏目数据。
【修复】修复页面设计上传图片后不进行预览的问题。

CoreCms.Net.Web.WebApi/Controllers/ArticleController.cs

@@ -8,12 +8,16 @@
  *        Description: 暂无
  ***********************************************************************/
 
+using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using CoreCms.Net.Auth.HttpContextUser;
 using CoreCms.Net.IServices;
+using CoreCms.Net.Model.Entities;
+using CoreCms.Net.Model.Entities.Expression;
 using CoreCms.Net.Model.FromBody;
 using CoreCms.Net.Model.ViewModels.UI;
+using Essensoft.Paylink.Alipay.Domain;
 using Microsoft.AspNetCore.Mvc;
 using SqlSugar;
 
@@ -77,25 +81,37 @@ namespace CoreCms.Net.Web.WebApi.Controllers
         {
             var jm = new WebApiCallBack();
 
-            var list = await _articleServices.QueryPageAsync(p => p.isDel == false && p.typeId == entity.id, p => p.createTime, OrderByType.Desc,
-                entity.page, entity.limit);
-
             var articleType = await _articleTypeServices.QueryAsync();
-            var typeName = string.Empty;
             if (articleType.Any())
             {
-                var type = articleType.Find(p => p.id == entity.id);
-                typeName = type != null ? type.name : "";
+                var where = PredicateBuilder.True<Model.Entities.CoreCmsArticle>();
+                if (entity.id > 0)
+                {
+                    where = where.And(p => p.isDel == false && p.typeId == entity.id);
+                }
+                else
+                {
+                    var typeId = articleType.FirstOrDefault()!.id;
+                    where = where.And(p => p.isDel == false && p.typeId == typeId);
+                }
+                var list = await _articleServices.QueryPageAsync(where, p => p.createTime, OrderByType.Desc, entity.page, entity.limit);
+                jm.data = new
+                {
+                    list,
+                    articleType,
+                    count = list.TotalCount
+                };
+            }
+            else
+            {
+                jm.data = new
+                {
+                    list = new List<CoreCmsArticle>(),
+                    articleType,
+                    count = 0
+                };
             }
             jm.status = true;
-            jm.data = new
-            {
-                list,
-                articleType,
-                type_name = typeName,
-                count = list.TotalCount
-            };
-
             return jm;
         }