/// <summary>
/// 新增下载
/// </summary>
/// <param name="downloadNum"></param>
/// <returns></returns>
public ActionResult DownloadMoveCarQRCode(int downloadNum)
{
var workbook = new XSSFWorkbook();
var sheet = workbook.CreateSheet();
var index = 0;
var row = sheet.CreateRow(index++);
var num = 0;
row.CreateCell(num++).SetCellValue("二维码");
row.CreateCell(num++).SetCellValue("使用状态");
row.CreateCell(num++).SetCellValue("生成时间");
num = 0;
sheet.SetColumnWidth(num++, 16 * 256);
sheet.SetColumnWidth(num++, 16 * 256);
sheet.SetColumnWidth(num++, 16 * 256);
var exm = new MoveCarQRCodeManager();
//更新途虎挪车二维码表的下载flag为true 并获取更新flag的列表
var list = exm.UpdateDownloadFlagAndSelectMoveCarQRCode(downloadNum, User.Identity.Name);
//修改途虎挪车二维码总下载记录
var existTotalModel = exm.GetMoveCarTotalRecord();
var totalRecordModel = new MoveCarTotalRecordsModel();
totalRecordModel.GeneratedNum = 0;
totalRecordModel.DownloadedNum = downloadNum;
exm.AddOrUpdateMoveCarTotalRecord(totalRecordModel, 1);
string bingStatus = string.Empty;
foreach (var item in list)
{
row = sheet.CreateRow(index++);
num = 0;
if (item.IsBinding == false)
{
bingStatus = "未绑定";
}
else
{
bingStatus = "已绑定";
}
row.CreateCell(num++).SetCellValue(item.QRCodeImageUrl);
row.CreateCell(num++).SetCellValue(bingStatus);
row.CreateCell(num++).SetCellValue(item.CreateDatetime.ToString("yyyy-MM-dd HH:mm:ss"));
}
var ms = new MemoryStream();
workbook.Write(ms);
return(File(ms.ToArray(), "application/x-xls", $"下载途虎挪车二维码-{DateTime.Now.ToString("yyyy年MM月dd日HH时mm分ss秒")}-{downloadNum}.xlsx"));
}
/// <summary>
/// 获取途虎挪车二维码总生成下载记录
/// </summary>
/// <param name="conn"></param>
/// <returns></returns>
public MoveCarTotalRecordsModel GetMoveCarTotalRecordsModel()
{
var result = new MoveCarTotalRecordsModel();
try
{
using (var conn = ProcessConnection.OpenGungnirReadOnly)
{
result = dal.GetMoveCarTotalRecordsModel(conn);
}
}
catch (Exception e)
{
Logger.Error("GetMoveCarTotalRecordsModel", e);
throw;
}
return(result);
}
/// <summary>
/// 添加或修改途虎挪车二维码总生成下载记录
/// </summary>
/// <param name="conn"></param>
/// <param name="model"></param>
/// <returns></returns>
public bool AddOrUpdateMoveCarTotalRecord(MoveCarTotalRecordsModel model, int totalRecordCount)
{
bool result = false;
try
{
using (var conn = ProcessConnection.OpenGungnir)
{
result = dal.AddOrUpdateMoveCarTotalRecord(conn, model, totalRecordCount);
}
}
catch (Exception e)
{
Logger.Error($"AddOrUpdateMoveCarTotalRecord-> {JsonConvert.SerializeObject(model)} -> {totalRecordCount}", e);
throw;
}
return(result);
}
/// <summary>
/// 添加或修改途虎挪车二维码总生成下载记录
/// </summary>
/// <param name="conn"></param>
/// <param name="model"></param>
/// <returns></returns>
public bool AddOrUpdateMoveCarTotalRecord(SqlConnection conn, MoveCarTotalRecordsModel model, int totalRecordCount)
{
#region SQL
string sqlInsert = @"
INSERT INTO [Tuhu_profiles].[dbo].[MoveCarTotalRecords]
( [GeneratedNum] ,
[DownloadedNum] ,
[DownloadableNum] ,
[CreateDatetime] ,
[LastUpdateDateTime]
)
VALUES ( @GeneratedNum ,
@DownloadedNum ,
@DownloadableNum ,
GETDATE() ,
GETDATE()
);";
string sqlUpdate1 = @"
UPDATE [Tuhu_profiles].[dbo].[MoveCarTotalRecords] WITH ( ROWLOCK )
SET GeneratedNum = GeneratedNum + @GeneratedNum ,
DownloadedNum = DownloadedNum + @DownloadedNum ,
LastUpdateDateTime = GETDATE() ;";
string sqlUpdate2 = @"
UPDATE [Tuhu_profiles].[dbo].[MoveCarTotalRecords] WITH ( ROWLOCK )
SET DownloadableNum = GeneratedNum - DownloadedNum";
#endregion
var parameters = new[]
{
new SqlParameter("@GeneratedNum", model.GeneratedNum),
new SqlParameter("@DownloadedNum", model.DownloadedNum),
new SqlParameter("@DownloadableNum", model.DownloadableNum)
};
if (totalRecordCount == 0)
{
return(Convert.ToInt32(SqlHelper.ExecuteScalar(conn, CommandType.Text, sqlInsert, parameters)) > 0);
}
else
{
SqlHelper.ExecuteNonQuery(conn, CommandType.Text, sqlUpdate1, parameters);
return(SqlHelper.ExecuteNonQuery(conn, CommandType.Text, sqlUpdate2, parameters) > 0);
}
}