fix(oss): when oss is created, the directory is created if the data is empty

aspnet-core/modules/oss-management/LINGYUN.Abp.OssManagement.Application/LINGYUN/Abp/OssManagement/FileAppServiceBase.cs

@@ -24,6 +24,7 @@ namespace LINGYUN.Abp.OssManagement
             _ossContainerFactory = ossContainerFactory;
         }
 
+        [RequiresFeature(AbpOssManagementFeatureNames.OssObject.UploadFile)]
         public virtual async Task UploadAsync(UploadFileChunkInput input)
         {
             await _fileUploader.UploadAsync(

aspnet-core/modules/oss-management/LINGYUN.Abp.OssManagement.Application/LINGYUN/Abp/OssManagement/OssObjectAppService.cs

@@ -1,6 +1,8 @@
 using LINGYUN.Abp.OssManagement.Permissions;
 using Microsoft.AspNetCore.Authorization;
+using System.IO;
 using System.Threading.Tasks;
+using System.Web;
 
 namespace LINGYUN.Abp.OssManagement
 {
@@ -20,11 +22,27 @@ namespace LINGYUN.Abp.OssManagement
 
         [Authorize(AbpOssManagementPermissions.OssObject.Create)]
         public virtual async Task<OssObjectDto> CreateAsync(CreateOssObjectInput input)
+        {
+            // 内容为空时建立目录
+            if (input.Content.IsNullOrEmpty())
+            {
+                var oss = CreateOssContainer();
+                var request = new CreateOssObjectRequest(
+                    HttpUtility.UrlDecode(input.Bucket),
+                    HttpUtility.UrlDecode(input.Object),
+                    input.Content,
+                    HttpUtility.UrlDecode(input.Path));
+                var ossObject = await oss.CreateObjectAsync(request);
+
+                return ObjectMapper.Map<OssObject, OssObjectDto>(ossObject);
+            } 
+            else
             {
                 var ossObject = await Merger.MergeAsync(input);
 
                 return ObjectMapper.Map<OssObject, OssObjectDto>(ossObject);
             }
+        }
 
         [Authorize(AbpOssManagementPermissions.OssObject.Delete)]
         public virtual async Task BulkDeleteAsync(BulkDeleteOssObjectInput input)