/// <summary>
/// 在医嘱的DataTable中找到指定医嘱对象对应的行，并返回
/// </summary>
/// <param name="order"></param>
/// <returns>医嘱所在行，不存在则返回null</returns>
public DataRow GetOrderRow(Order order)
{
if (order == null)
{
throw new ArgumentNullException();
}
if ((order.EditState == OrderEditState.Added) ||
(order.EditState == OrderEditState.Detached))
{
return(null);
}
// 通过医嘱序号来定位
DataRow[] rows = OrderDataTable.Select(String.Format(CultureInfo.CurrentCulture
, "{0} = {1}"
, CoreBusinessLogic.GetSerialNoField(IsTempOrder)
, order.SerialNo));
if (rows.Length == 1)
{
return(rows[0]);
}
else if (rows.Length > 1)
{
throw new ArgumentException(ConstMessages.ExceptionHaveManyMatchRows);
}
else
{
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// 同步医嘱对象集合和DataTable的数据
/// </summary>
/// <param name="changedOrders"></param>
/// <param name="autoDeleteNewOrder">是否主动删除所有新增状态的医嘱</param>
/// <returns>返回DataTable的更新内容</returns>
public DataTable SyncObjectData2Table(Order[] changedOrders, bool autoDeleteNewOrder)
{
// 新增和修改过的医嘱，统一将更新标志设为0
// 首先同步修改过的医嘱，取出新医嘱稍后处理
StringBuilder deletedSerialNos = new StringBuilder("0, ");
Collection <Order> newOrders = new Collection <Order>();
if ((changedOrders != null) && (changedOrders.Length > 0))
{
DataRow row;
foreach (Order order in changedOrders)
{
if (order.EditState == OrderEditState.Deleted)
{
deletedSerialNos.Append(order.SerialNo.ToString() + ",");
}
else if (order.State == OrderState.New)
{
newOrders.Add(order);
}
else
{
row = GetOrderRow(order);
PersistentObjectFactory.SetDataRowValueFromObject(row, order);
row[ConstSchemaNames.OrderColSynchFlag] = 0;
}
}
}
deletedSerialNos.Append("0");
// 如果自动删除新医嘱，则将DataTable中的新医嘱全部删除, 否则只删除标记为删除的医嘱
string filter;
if (autoDeleteNewOrder)
{
filter = String.Format(CultureInfo.CurrentCulture, "{1} = {0:D}", OrderState.New, ConstSchemaNames.OrderColState);
}
else
{
filter = String.Format(CultureInfo.CurrentCulture, "{0} in ({1})"
, CoreBusinessLogic.GetSerialNoField(IsTempOrder), deletedSerialNos.ToString());
}
DataRow[] deletedRow = OrderDataTable.Select(filter);
if (deletedRow != null)
{
foreach (DataRow row in deletedRow)
{
row.Delete();
}
}
foreach (Order order in newOrders) // 插入新医嘱
{
DataRow row;
decimal groupSerialNo;
groupSerialNo = order.GroupSerialNo;// 新医嘱的分组序号通过触发器来更新,在这里先将其分组序号与分组标志设为一致
order.GroupSerialNo = (int)order.GroupPosFlag;
row = OrderDataTable.NewRow();
PersistentObjectFactory.SetDataRowValueFromObject(row, order);
row[ConstSchemaNames.OrderColSynchFlag] = 0;
OrderDataTable.Rows.Add(row);
order.GroupSerialNo = groupSerialNo; // 恢复原先的分组序号
}
DataTable changedTable = OrderDataTable.GetChanges();
if ((changedTable != null) && (changedTable.Rows.Count > 0))
{
return(changedTable.Copy());
}
else
{
return(null);
}
}