public static int Add(CySequenceCounterEntity entity, DbConnection conn)
{
const string sql = @"INSERT INTO [dbo].[CySequenceCounter]
([SequenceKey]
,[CounterId]
,UpdateTime)
VALUES
(@SequenceKey
,@CounterId
,@UpdateTime)";
try
{
int result = conn.Execute(sql, entity);
return result;
}
catch (Exception ex)
{
throw ;
}
}
public static int Update(CySequenceCounterEntity entity, DbConnection conn)
{
const string sql = @"UPDATE [dbo].[CySequenceCounter]
SET CounterId = @CounterId,UpdateTime=@UpdateTime
WHERE SequenceKey = @SequenceKey";
try
{
int result = conn.Execute(sql, entity);
return result;
}
catch (Exception ex)
{
throw ;
}
}
/// <summary>
/// 根据Key获取一个递增指定数量的序列号 by chenggang
/// </summary>
/// <param name="sequenceKey">Key</param>
/// <param name="count">递增指定数量</param>
/// <returns>序列号</returns>
public int GetNextNumCounterId(string sequenceKey, int count)
{
int counterId = 1;
try
{
lock (MutexObj1)
{
using (var conn = DbHelper.CreateOpenConnection(DbConnectionStringConfig.CyMainDbConnectionStringName))
{
var model = GetCounterIdByKey(sequenceKey, conn);
if (model == null)
{
var addModel = new CySequenceCounterEntity()
{
SequenceKey = sequenceKey,
CounterId = counterId + count,
UpdateTime = DateTime.Now
};
int addRow = Add(addModel, conn);
}
else
{
counterId = model.CounterId + count;
var updateModel = new CySequenceCounterEntity()
{
SequenceKey = sequenceKey,
CounterId = counterId,
UpdateTime = DateTime.Now
};
int pdateRow = Update(updateModel, conn);
}
}
}
}
catch (Exception ex)
{
throw ;
}
return counterId;
}
/// <summary>
/// 根据日期获取一个新的自增序列编号（每天从1开始重新计数） by chenggang
/// </summary>
/// <param name="sequenceKey">Key</param>
/// <returns>日期加自增序列组合的编号</returns>
public long GetNewNoOfEveryDayReset(string sequenceKey)
{
try
{
int counterId = 1;
string newNo = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString("00") + DateTime.Now.Day.ToString("00");
lock (MutexObj2)
{
using (var conn = DbHelper.CreateOpenConnection(DbConnectionStringConfig.CyMainDbConnectionStringName))
{
var model = GetCounterIdByKey(sequenceKey, conn);
if (model == null)
{
var addModel = new CySequenceCounterEntity()
{
SequenceKey = sequenceKey,
CounterId = counterId,
UpdateTime = DateTime.Now
};
int addRow = Add(addModel, conn);
newNo += counterId.ToString("00000");
}
else
{
var currentDate = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd"));
var dateUpdate = Convert.ToDateTime(model.UpdateTime.ToString("yyyy-MM-dd"));
var result = DateTime.Compare(currentDate, dateUpdate);
if (result > 0)
{
var updateModel = new CySequenceCounterEntity()
{
SequenceKey = sequenceKey,
CounterId = counterId,
UpdateTime = DateTime.Now
};
int pdateRow = Update(updateModel, conn);
newNo += counterId.ToString("00000");
}
else
{
counterId = model.CounterId + 1;
var updateModel = new CySequenceCounterEntity()
{
SequenceKey = sequenceKey,
CounterId = counterId,
UpdateTime = DateTime.Now
};
int pdateRow = Update(updateModel, conn);
newNo += counterId.ToString("00000");
}
}
}
return long.Parse(newNo);
}
}
catch (Exception ex)
{
throw ;
}
}
