diff --git a/ZR.Admin.WebApi/Controllers/CommonController.cs b/ZR.Admin.WebApi/Controllers/CommonController.cs
index c3b11e7..daede30 100644
--- a/ZR.Admin.WebApi/Controllers/CommonController.cs
+++ b/ZR.Admin.WebApi/Controllers/CommonController.cs
@@ -491,5 +491,119 @@ namespace ZR.Admin.WebApi.Controllers
                 }
             }
         }
+
+        /// <summary>
+        /// 获取workfiles文件夹大小信息
+        /// </summary>
+        /// <returns></returns>
+        [HttpGet]
+        [Route("/getWorkfilesSize")]
+        [AllowAnonymous]
+        public IActionResult GetWorkfilesSize()
+        {
+            try
+            {
+                var workfilesPath = Path.Combine(WebHostEnvironment.WebRootPath, "workfiles");
+                
+                if (!Directory.Exists(workfilesPath))
+                {
+                    return ToResponse(ResultCode.FAIL, "workfiles文件夹不存在");
+                }
+
+                var result = new
+                {
+                    TotalSize = GetDirectorySize(workfilesPath),
+                    TotalSizeFormatted = FormatFileSize(GetDirectorySize(workfilesPath)),
+                    DailyFolders = GetDailyFoldersSize(workfilesPath)
+                };
+
+                return SUCCESS(result);
+            }
+            catch (Exception ex)
+            {
+                logger.Error(ex, "获取workfiles文件夹大小信息失败");
+                return ToResponse(ResultCode.FAIL, "获取文件夹大小信息失败");
+            }
+        }
+
+        /// <summary>
+        /// 计算目录大小
+        /// </summary>
+        /// <param name="directoryPath">目录路径</param>
+        /// <returns>目录大小（字节）</returns>
+        private long GetDirectorySize(string directoryPath)
+        {
+            long size = 0;
+            try
+            {
+                var directory = new DirectoryInfo(directoryPath);
+                var files = directory.GetFiles("*", SearchOption.AllDirectories);
+                size = files.Sum(file => file.Length);
+            }
+            catch (Exception ex)
+            {
+                logger.Error(ex, $"计算目录大小失败: {directoryPath}");
+            }
+            return size;
+        }
+
+        /// <summary>
+        /// 格式化文件大小
+        /// </summary>
+        /// <param name="bytes">字节数</param>
+        /// <returns>格式化后的大小字符串</returns>
+        private string FormatFileSize(long bytes)
+        {
+            string[] sizes = { "B", "KB", "MB", "GB", "TB" };
+            double len = bytes;
+            int order = 0;
+            while (len >= 1024 && order < sizes.Length - 1)
+            {
+                order++;
+                len = len / 1024;
+            }
+            return $"{len:0.##} {sizes[order]}";
+        }
+
+        /// <summary>
+        /// 获取每日文件夹大小信息
+        /// </summary>
+        /// <param name="workfilesPath">workfiles路径</param>
+        /// <returns>每日文件夹大小信息列表</returns>
+        private List<object> GetDailyFoldersSize(string workfilesPath)
+        {
+            var dailyFolders = new List<object>();
+            
+            try
+            {
+                var directory = new DirectoryInfo(workfilesPath);
+                var subDirectories = directory.GetDirectories();
+
+                foreach (var subDir in subDirectories)
+                {
+                    var folderSize = GetDirectorySize(subDir.FullName);
+                    var folderInfo = new
+                    {
+                        FolderName = subDir.Name,
+                        Size = folderSize,
+                        SizeFormatted = FormatFileSize(folderSize),
+                        FileCount = subDir.GetFiles("*", SearchOption.AllDirectories).Length,
+                        LastModified = subDir.LastWriteTime
+                    };
+                    dailyFolders.Add(folderInfo);
+                }
+
+                // 按文件夹名称排序（通常是日期格式）
+                dailyFolders = dailyFolders.OrderByDescending(x => ((dynamic)x).FolderName).ToList();
+            }
+            catch (Exception ex)
+            {
+                logger.Error(ex, "获取每日文件夹大小信息失败");
+            }
+
+            return dailyFolders;
+        }
+    
+      
     }
 }