ibms-dome/z01_WinAPP/Service/ioExcel.cs
2022-10-14 16:08:54 +08:00

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using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Windows.Forms;
using NPOI;
using NPOI.HSSF.UserModel;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using Repository.Models;
namespace tpDomeWinAPP.Service
{
public static class ioExcel
{
/// <summary>
/// 將excel匯入到datatable
/// </summary>
/// <param name="nosqllist">存放資料庫取出的編號list</param>
/// <param name="msge">返回結果</param>
/// <returns>返回datatable</returns>
public static DataTable ExcelToDataTable(List<string> nosqllist, out string msge, out string filename)
{
bool isColumnName = true;//第一行是否是列名
msge = "0";
string filePath = "";//excel路徑
List<string> NoList = new List<string>();//儲存編號,防止重複
//開啟檔案對話方塊選擇檔案
OpenFileDialog file = new OpenFileDialog();
filename = string.Empty;
file.Filter = "Excel(*.xlsx)|*.xlsx|Excel(*.xls)|*.xls";
file.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
file.Multiselect = false;
if (file.ShowDialog() == DialogResult.OK)
{
filePath = file.FileName;
filename = file.FileName;
}
DataTable dataTable = null;
FileStream fs = null;
DataColumn column = null;
DataRow dataRow = null;
IWorkbook workbook = null;
ISheet sheet = null;
IRow row = null;
ICell cell = null;
IRow rowisrepeat = null;
ICell cellisrepeat = null;
int startRow = 0;
dataTable = new DataTable();
try
{
using (fs = File.OpenRead(filePath))
{
// 2007版本
if (filePath.IndexOf(".xlsx") > 0)
workbook = new XSSFWorkbook(fs);
// 2003版本
else if (filePath.IndexOf(".xls") > 0)
workbook = new HSSFWorkbook(fs);
int sheetSerial = -1;
#region datatable的列
column = new DataColumn("sheetname");
dataTable.Columns.Add(column);
column = new DataColumn("tag_name_zh");
dataTable.Columns.Add(column);
column = new DataColumn("old_tags");
dataTable.Columns.Add(column);
column = new DataColumn("new_tags");
dataTable.Columns.Add(column);
column = new DataColumn("floor");
dataTable.Columns.Add(column);
column = new DataColumn("device_name");
dataTable.Columns.Add(column);
column = new DataColumn("device_note");
dataTable.Columns.Add(column);
column = new DataColumn("device_type");
dataTable.Columns.Add(column);
column = new DataColumn("device_number");
dataTable.Columns.Add(column);
//if (isColumnName)
//{
// startRow = 1;//如果第一行是列名,則從第二行開始讀取
// for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
// {
// cell = firstRow.GetCell(i);
// if (cell != null)
// {
// if (cell.StringCellValue != null)
// {
// column = new DataColumn(cell.StringCellValue);
// dataTable.Columns.Add(column);
// }
// }
// }
//}
//else
//{
// for (int i = firstRow.FirstCellNum; i < cellCount; ++i)
// {
// column = new DataColumn("column" + (i + 1));
// dataTable.Columns.Add(column);
// }
//}
#endregion
foreach (var item in workbook)
{
sheetSerial += 1;
if (sheetSerial < 2) continue;
if (workbook != null)
{
//sheet = workbook.GetSheetAt(0);//讀取第一個sheet當然也可以迴圈讀取每個sheet
sheet = item;
if (sheet != null)
{
int rowCount = sheet.LastRowNum;//總行數
if (rowCount > 0)
{
IRow firstRow = sheet.GetRow(0);//第一行
if (firstRow == null) continue;
#region
//string[] exlist = GetStringNum();//得到定義的標題
//for (int i = 0; i < exlist.Length; i++)
//{
// if (Convert.ToString(firstRow.Cells[i]) != exlist[i])
// {
// msge = "第" + i + 1 + "列標題不是" + exlist[i] + ",列標題錯誤!";
// return dataTable;
// }
//}
#endregion
//int cellCount = firstRow.LastCellNum;//列數
#region
//NoList = nosqllist;
//for (int i = startRow; i <= rowCount; ++i)
//{
// rowisrepeat = sheet.GetRow(i);
// if (rowisrepeat == null) continue;
// cellisrepeat = rowisrepeat.GetCell(13);
// string noisrpt = Convert.ToString(cellisrepeat);
// if (!NoList.Contains(noisrpt))
// {
// NoList.Add(noisrpt);
// }
// else
// {
// msge = "編號:" + noisrpt + "重複,插入失敗,請確定編號唯一、無重複!";
// return dataTable;
// }
//}
#endregion
if (firstRow.Cells.Count >=6 )
{
// MessageBox.Show("firstRow.Cells.Count = "+ firstRow.Cells.Count.ToString());
if (firstRow.Cells[2].ToString() == "tags name" && firstRow.Cells[3].ToString() == "New Tagname")
{
#region
for (int i = startRow; i <= rowCount; ++i)
{
if (i == 0) continue; //第一行是欄位 不使用
row = sheet.GetRow(i);
if (row == null) continue;
if (row.GetCell(2) == null || string.IsNullOrEmpty(row.GetCell(2).ToString().Trim())) continue;
dataRow = dataTable.NewRow();
//for (int j = row.FirstCellNum; j < cellCount; ++j)
for (int j = row.FirstCellNum; j <= 6; ++j)
{
if (j == 0) {
dataRow[j] = sheet.SheetName;
continue;
}
cell = row.GetCell(j);
if (cell == null)
{
dataRow[j] = "";
}
else
{
//CellType(Unknown = -1,Numeric = 0,String = 1,Formula = 2,Blank = 3,Boolean = 4,Error = 5,)
switch (cell.CellType)
{
case CellType.Blank:
dataRow[j] = "";
break;
case CellType.Numeric:
short format = cell.CellStyle.DataFormat;
//對時間格式2015.12.5、2015/12/5、2015-12-5等的處理
if (format == 14 || format == 31 || format == 57 || format == 58)
dataRow[j] = cell.DateCellValue;
else
dataRow[j] = cell.NumericCellValue;
break;
case CellType.String:
//if (cell.StringCellValue == "C_B_B5F_GT_B51")
//{
// MessageBox.Show("C_B_B5F_GT_B51");
//}
dataRow[j] = cell.StringCellValue;
break;
}
}
}
dataTable.Rows.Add(dataRow);
}
#endregion
}
else continue;
}//if (firstRow.Cells.Count >=3 )
}
}
}
}
}
return dataTable;
}
catch (Exception e)
{
int i = dataTable.Rows.Count;
msge = e.Message;
if (fs != null)
{
fs.Close();
}
return null;
}
}
/// <summary>
/// 定義待驗證的Excel標題
/// </summary>
/// <returns></returns>
private static string[] GetStringNum()
{
string[] ExcelHeadList = new string[15] { "欄位1", "欄位2", "欄位3", "欄位4", "欄位5", "欄位6", "欄位7", "欄位8", "欄位9", "欄位10", "欄位11", "欄位12", "欄位13", "欄位14", "欄位15" };
return ExcelHeadList;
}
#region Excel
/// <summary>
/// 匯出 Excel模板
/// </summary>
public static void ExportExampleToExcel()
{
DataTable TableName = new DataTable();
TableName.Columns.Add("欄位1", typeof(string));
TableName.Columns.Add("欄位2", typeof(string));
TableName.Columns.Add("欄位3", typeof(string));
TableName.Columns.Add("欄位4", typeof(string));
TableName.Columns.Add("欄位5", typeof(string));
TableName.Columns.Add("欄位6", typeof(string));
TableName.Columns.Add("欄位7", typeof(string));
TableName.Columns.Add("欄位8", typeof(string));
TableName.Columns.Add("欄位9", typeof(string));
TableName.Columns.Add("欄位10", typeof(string));
TableName.Columns.Add("欄位12", typeof(string));
TableName.Columns.Add("欄位13", typeof(string));
TableName.Columns.Add("欄位14", typeof(string));
TableName.Columns.Add("欄位15", typeof(string));
TableName.Columns.Add("欄位16", typeof(string));
string FileName = "模板資訊匯入Excel模板";
SaveFileDialog saveFileDialog = new SaveFileDialog();
//設定檔案標題
saveFileDialog.Title = "匯出Excel檔案";
//設定檔案型別
saveFileDialog.Filter = "Excel 工作簿(*.xlsx)|*.xlsx|Excel 97-2003 工作簿(*.xls)|*.xls";
//設定預設檔案型別顯示順序
saveFileDialog.FilterIndex = 1;
//是否自動在檔名中新增副檔名
saveFileDialog.AddExtension = true;
//是否記憶上次開啟的目錄
saveFileDialog.RestoreDirectory = true;
//設定預設檔名
saveFileDialog.FileName = FileName;
//按下確定選擇的按鈕
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
//獲得檔案路徑
string localFilePath = saveFileDialog.FileName.ToString();
//資料初始化
int TotalCount; //總行數
int RowRead = 0; //已讀行數
int Percent = 0; //百分比
TotalCount = 15;
//NPOI
IWorkbook workbook;
string FileExt = Path.GetExtension(localFilePath).ToLower();
if (FileExt == ".xlsx")
{
workbook = new XSSFWorkbook();
}
else if (FileExt == ".xls")
{
workbook = new HSSFWorkbook();
}
else
{
workbook = null;
}
if (workbook == null)
{
return;
}
ISheet sheet = string.IsNullOrEmpty(FileName) ? workbook.CreateSheet("Sheet1") : workbook.CreateSheet(FileName);
//秒鐘
Stopwatch timer = new Stopwatch();
timer.Start();
try
{
//讀取標題
IRow rowHeader = sheet.CreateRow(0);
for (int i = 0; i < TableName.Columns.Count; i++)
{
ICell cell = rowHeader.CreateCell(i);
cell.SetCellValue(TableName.Columns[i].ColumnName);
}
Application.DoEvents();
//轉為位元組陣列
MemoryStream stream = new MemoryStream();
workbook.Write(stream);
var buf = stream.ToArray();
//儲存為Excel檔案
using (FileStream fs = new FileStream(localFilePath, FileMode.Create, FileAccess.Write))
{
fs.Write(buf, 0, buf.Length);
fs.Flush();
fs.Close();
}
Application.DoEvents();
//關閉秒鐘
timer.Reset();
timer.Stop();
//成功提示
if (MessageBox.Show("匯出成功,是否立即開啟?", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
{
System.Diagnostics.Process.Start(localFilePath);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
//關閉秒鐘
timer.Reset();
timer.Stop();
}
}
}
#endregion
#region Excel
/// <summary>
/// 匯出Excel
/// </summary>
/// <param name="TableName"></param>
public static void ExportDataToExcel(DataTable TableName)
{
string FileName = DateTime.Now.GetHashCode().ToString();
SaveFileDialog saveFileDialog = new SaveFileDialog();
//設定檔案標題
saveFileDialog.Title = "匯出Excel檔案";
//設定檔案型別
saveFileDialog.Filter = "Excel 工作簿(*.xlsx)|*.xlsx|Excel 97-2003 工作簿(*.xls)|*.xls";
//設定預設檔案型別顯示順序
saveFileDialog.FilterIndex = 1;
//是否自動在檔名中新增副檔名
saveFileDialog.AddExtension = true;
//是否記憶上次開啟的目錄
saveFileDialog.RestoreDirectory = true;
//設定預設檔名
saveFileDialog.FileName = FileName;
//按下確定選擇的按鈕
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
//獲得檔案路徑
string localFilePath = saveFileDialog.FileName.ToString();
//資料初始化
int TotalCount; //總行數
int RowRead = 0; //已讀行數
int Percent = 0; //百分比
TotalCount = TableName.Rows.Count;
//NPOI
IWorkbook workbook;
string FileExt = Path.GetExtension(localFilePath).ToLower();
if (FileExt == ".xlsx")
{
workbook = new XSSFWorkbook();
}
else if (FileExt == ".xls")
{
workbook = new HSSFWorkbook();
}
else
{
workbook = null;
}
if (workbook == null)
{
return;
}
ISheet sheet = string.IsNullOrEmpty(FileName) ? workbook.CreateSheet("Sheet1") : workbook.CreateSheet(FileName);
//秒鐘
Stopwatch timer = new Stopwatch();
timer.Start();
try
{
//讀取標題
IRow rowHeader = sheet.CreateRow(0);
for (int i = 0; i < TableName.Columns.Count; i++)
{
ICell cell = rowHeader.CreateCell(i);
cell.SetCellValue(TableName.Columns[i].ColumnName);
}
//讀取資料
for (int i = 0; i < TableName.Rows.Count; i++)
{
IRow rowData = sheet.CreateRow(i + 1);
for (int j = 0; j < TableName.Columns.Count; j++)
{
ICell cell = rowData.CreateCell(j);
cell.SetCellValue(TableName.Rows[i][j].ToString());
}
//狀態列顯示
RowRead++;
Percent = (int)(100 * RowRead / TotalCount);
Application.DoEvents();
}
Application.DoEvents();
//轉為位元組陣列
MemoryStream stream = new MemoryStream();
workbook.Write(stream);
var buf = stream.ToArray();
//儲存為Excel檔案
using (FileStream fs = new FileStream(localFilePath, FileMode.Create, FileAccess.Write))
{
fs.Write(buf, 0, buf.Length);
fs.Flush();
fs.Close();
}
Application.DoEvents();
//關閉秒鐘
timer.Reset();
timer.Stop();
//成功提示
if (MessageBox.Show("匯出成功,是否立即開啟?", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
{
System.Diagnostics.Process.Start(localFilePath);
}
}
catch (Exception ex)
{
throw ex;
//MessageBox.Show(ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
//關閉秒鐘
timer.Reset();
timer.Stop();
}
}
}
#endregion
}
}