修改

IRaCIS.Core.Application/Service/Document/AuditDocumentService.cs

@@ -278,6 +278,7 @@ public class AuditDocumentService(IRepository<AuditDocument> _auditDocumentRepos
 	private void GetChildren(AuditDocumentData item, List<AuditDocumentData> dataList)
     {
         item.Children = dataList.Where(x => x.ParentId == item.Id).ToList();
+        item.HistoricalVersionsCount= dataList.Where(x => x.MainFileId == item.Id).Count();
         foreach (var x in item.Children)
         {
             GetChildren(x, dataList);

IRaCIS.Core.Application/Service/Document/DTO/AuditDocumentViewModel.cs

@@ -47,7 +47,12 @@ public class AuditDocumentData : AuditDocumentUpdateDto
 
     public DateTime UpdateTime { get; set; }
 
+    public Guid? MainFileId { get; set; }
+
+
     public int? Version { get; set; }
+
+    public int HistoricalVersionsCount { get; set; }
     public  List<AuditDocumentData> Children { get; set; }=new List<AuditDocumentData> (){ };
 
 }