动态移动表格+动态删除指定列

IRaCIS.Core.Application/Helper/ExcelExportHelper.cs

@@ -199,29 +199,45 @@ public static class ExcelExportHelper
 
     public class DynamicColumnConfig
     {
-        //标题动态修改的行  从0 开始算
+        /// <summary>
+        /// 增加动态列开始索引  从0 开始算 
+        /// </summary>
         public int AutoColumnStartIndex { get; set; }
 
-        //动态列开始的index 从0开始
-        public int AutoColumnRowIndex { get; set; }
+        /// <summary>
+        /// 动态列开始的行index 从0开始
+        /// </summary>
+        public int AutoColumnTitleRowIndex { get; set; }
 
-        //动态列后面还有几列数据
-        public int BackMoveCount { get; set; }
 
-        //动态的列名
-        public List<string> ColumnNameList { get; set; }
+        public int TempalteLastColumnIndex { get; set; }
 
-        //动态翻译的字典名
-        public List<string> TranslateDicNameList { get; set; }
+        /// <summary>
+        /// 动态的列名
+        /// </summary>
+        public List<string> ColumnNameList { get; set; } = new List<string>();
 
-        //动态取数据的集合名
+        /// <summary>
+        /// 动态翻译的字典名
+        /// </summary>
+        public List<string> TranslateDicNameList { get; set; } = new List<string>();
+
+        /// <summary>
+        /// 动态取数据的集合名
+        /// </summary>
         public string DynamicListName { get; set; }
 
 
-        //动态数据翻译的取字典的属性名
+        /// <summary>
+        /// 动态数据翻译的取字典的属性名
+        /// </summary>
         public string DynamicItemDicName { get; set; }
-        //取值的属性名
+        /// <summary>
+        /// 取值的属性名
+        /// </summary>
         public string DynamicItemValueName { get; set; }
+
+        public List<int> RemoveColunmIndexList { get; set; } = new List<int>();
     }
 
 
@@ -355,42 +371,92 @@ public static class ExcelExportHelper
             {
                 var sheet = workbook.GetSheetAt(0);
 
-                var row = sheet.GetRow(dynamicColumnConfig.AutoColumnRowIndex);
-                var templateRow = sheet.GetRow(dynamicColumnConfig.AutoColumnRowIndex + 1);
+                var titelRow = sheet.GetRow(dynamicColumnConfig.AutoColumnTitleRowIndex);
+                var templateRow = sheet.GetRow(dynamicColumnConfig.AutoColumnTitleRowIndex + 1);
 
+                //动态移除列的数量
+                var dynamicRemoveColunmCount = dynamicColumnConfig.RemoveColunmIndexList.Count();
+
+                var beforeDynamicRemoveCount = dynamicColumnConfig.RemoveColunmIndexList.Where(t => t < dynamicColumnConfig.AutoColumnStartIndex).Count();
+
+                //动态添加列的数量
                 var needAddCount = dynamicColumnConfig.ColumnNameList.Count;
 
-                var colunmAddIndex = dynamicColumnConfig.AutoColumnStartIndex + dynamicColumnConfig.BackMoveCount;
+                //原始表  最终索引
+                var originTotalEndIndex = dynamicColumnConfig.TempalteLastColumnIndex;
+
+                var originRemoveEndIndex= originTotalEndIndex- dynamicRemoveColunmCount;
+
+                //最终表 动态列开始索引
+                var dynamicColunmStartIndex = dynamicColumnConfig.AutoColumnStartIndex - beforeDynamicRemoveCount;
+
+                //最终表 动态列的终止索引
+                var dynamicColunmEndIndex = dynamicColunmStartIndex + needAddCount - 1;
+
+                //最终表  最终索引
+                var totalColunmEndIndex = originTotalEndIndex + needAddCount - dynamicRemoveColunmCount;
+
+
+                //动态列后需要移动的数量
+                var backMoveCount = totalColunmEndIndex - dynamicColunmEndIndex;
+
+                //删除需要动态删除的列  从大到小移除，否则索引会变
+                foreach (var removeIndex in dynamicColumnConfig.RemoveColunmIndexList.OrderByDescending(t => t))
+                {
+                    //将后面的列向前移动
+                    for (var i = 0; i < originTotalEndIndex - removeIndex; i++)
+                    {
+                        Console.WriteLine(titelRow.GetCell(removeIndex + i + 1).StringCellValue);
+                        titelRow.GetCell(removeIndex + i).SetCellValue(titelRow.GetCell(removeIndex + i + 1).StringCellValue);
+                        templateRow.GetCell(removeIndex + i).SetCellValue(templateRow.GetCell(removeIndex + i + 1).StringCellValue);
+
+                        //后面的数据要清空
+                        titelRow.GetCell(removeIndex + i + 1).SetCellValue("");
+                        templateRow.GetCell(removeIndex + i + 1).SetCellValue("");
+
+                    }
+
+                }
 
                 //创建新的列
-                for (int i = 0; i < needAddCount; i++)
+                for (int i = originTotalEndIndex; i < originTotalEndIndex + needAddCount; i++)
                 {
-                    row.CreateCell(i + colunmAddIndex);
+                    titelRow.CreateCell(i + 1);
                 }
                 //移动Title 和下面的模板标识
 
-                for (int i = colunmAddIndex + needAddCount; i < colunmAddIndex; i--)
-                {
-                    row.GetCell(i).SetCellValue(row.GetCell(i - needAddCount).StringCellValue);
+                var gap = totalColunmEndIndex - originRemoveEndIndex;
 
-                    templateRow.GetCell(i).SetCellValue(templateRow.GetCell(i - needAddCount).StringCellValue);
+                for (int i = totalColunmEndIndex; i > dynamicColunmEndIndex; i--)
+                {
+
+                    titelRow.GetCell(i).SetCellValue(titelRow.GetCell(i - gap).StringCellValue);
+
+                    templateRow.GetCell(i).SetCellValue(templateRow.GetCell(i - gap).StringCellValue);
                 }
+
+
+
                 //设置动态Tilte
 
-                for (int i = dynamicColumnConfig.AutoColumnStartIndex; i < dynamicColumnConfig.AutoColumnStartIndex + needAddCount; i++)
+                for (int i = dynamicColunmStartIndex; i < dynamicColunmStartIndex + needAddCount; i++)
                 {
-                    var name = dynamicColumnConfig.ColumnNameList[i - dynamicColumnConfig.AutoColumnStartIndex];
-                    row.GetCell(i).SetCellValue(name);
+                    var name = dynamicColumnConfig.ColumnNameList[i - dynamicColunmStartIndex];
+
+                    titelRow.GetCell(i).SetCellValue(name);
                 }
             }
 
+            using (var memoryStream2 = new MemoryStream())
+            {
+                workbook.Write(memoryStream2, true);
 
-            var memoryStream2 = new MemoryStream();
-            workbook.Write(memoryStream2, true);
+                memoryStream2.Seek(0, SeekOrigin.Begin);
+
+                templateStream = memoryStream2;
+            }
 
-            memoryStream2.Seek(0, SeekOrigin.Begin);
 
-            templateStream = memoryStream2;
         }
 
         #endregion
@@ -408,7 +474,6 @@ public static class ExcelExportHelper
 
         memoryStream.Seek(0, SeekOrigin.Begin);
 
-
         if (dynamicColumnConfig != null)
         {
             var dynamicTranslateDataList = await _dictionaryService.GetBasicDataSelect(dynamicColumnConfig.TranslateDicNameList.ToArray());
@@ -424,19 +489,21 @@ public static class ExcelExportHelper
                 var index = list.IndexOf(itemResult);
 
                 //从第四行开始处理动态列
-                var row = sheet.GetRow(index + dynamicColumnConfig.AutoColumnRowIndex + 1);
+                var row = sheet.GetRow(index + dynamicColumnConfig.AutoColumnTitleRowIndex + 1);
 
-                var itemDic = itemResult.ConvertToDictionary();
+                var itemDic = itemResult.ToDictionary();
 
                 var itemList = itemDic[dynamicColumnConfig.DynamicListName] as IList;
 
-                foreach (var item in itemList)
+                foreach (var itemObj in itemList)
                 {
-                    var writeIndex = itemList.IndexOf(item) + dynamicColumnConfig.AutoColumnStartIndex;
+                    var writeIndex = itemList.IndexOf(itemObj) + dynamicColumnConfig.AutoColumnStartIndex;
 
+                    var iteObjDic = itemObj.ToDictionary();
+
+                    var itemDicName = iteObjDic[dynamicColumnConfig.DynamicItemDicName].ToString();
+                    var itemValue = iteObjDic[dynamicColumnConfig.DynamicItemValueName].ToString();
 
-                    var itemDicName = itemDic[dynamicColumnConfig.DynamicItemDicName].ToString();
-                    var itemValue = itemDic[dynamicColumnConfig.DynamicItemValueName].ToString();
                     if (itemDicName.IsNotNullOrEmpty())
                     {
 
@@ -458,6 +525,7 @@ public static class ExcelExportHelper
             memoryStream2.Seek(0, SeekOrigin.Begin);
 
             memoryStream = memoryStream2;
+
         }