费用类别及系数配置（为空时赋20条空数据）

performance/Performance.Services/ConfigService.cs

@@ -1229,22 +1229,25 @@ public HandsonTableBase GetDrugtypeFactorConfig(int hospitalId, int allotId)
             }
 
             #endregion
-            if (data.Count <= 0)
+            if (!data.Any() == true)
             {
-                Dictionary<string, object> dict = new Dictionary<string, object>
+                for (int i = 0; i < 20; i++)
+                {
+                    Dictionary<string, object> dict = new Dictionary<string, object>
                     {
                         { "Charge", "" },
                         { "ChargeType", "" }
 
                     };
-                foreach (var model in models)
-                {
-                    foreach (var column in defaultColumns)
+                    foreach (var model in models)
                     {
-                        dict.Add(column.Value + $"_{model.Id}", "");
+                        foreach (var column in defaultColumns)
+                        {
+                            dict.Add(column.Value + $"_{model.Id}", "");
+                        }
                     }
+                    data.Add(dict);
                 }
-                data.Add(dict);
             }
             table.Columns = columns;
             table.NestedHeadersArray = new object[] { mergeCells, cells };