/// <summary>
/// 转换函数的参数
/// </summary>
/// <param name="bcpTable"></param>
/// <param name="lstBcpNodes"></param>
/// <param name="xmldoc"></param>
/// <param name="tn"></param>
/// <param name="col"></param>
/// <param name="tmpTable"></param>
/// <param name="dr"></param>
/// <param name="paramJson"></param>
/// <returns></returns>
private static object[] GetConverterParams(BcpTable bcpTable, List <BcpNode> lstBcpNodes, XmlDocument xmldoc, XmlNode tn, BcpColumn col, DataTable tmpTable, DataRow dr, string paramJson)
{
BcpConverterParam[] param = BcpConverterParam.ToConverterParams(paramJson);
if (param.IsValid())
{
object[] result = new object[param.Length];
int index = 0;
foreach (BcpConverterParam p in param)
{
object pk = null;
if (p.FK == BcpForeignKey.None && tmpTable.Columns.Contains(p.FKProperty)) //当前表中的列
{
pk = dr[p.FKProperty];
}
else
{
XmlNode fn = ToXmlNode(tn, p.FKNode); //外键关联节点
if (fn != null)
{
var fkNode = lstBcpNodes.FirstOrDefault(bn => bn.XmlNode == fn);
if (fkNode != null)
{
if (p.FK == BcpForeignKey.Merge)
{
pk = fkNode.DataTable != null ? fkNode.DataTable.Rows[0][p.FKProperty].ToSafeString() : null;
}
else if (p.FK == BcpForeignKey.NodeText) //该列的数据为TreeNode节点显示的文本
{
pk = fkNode.TreeNode.Text;
}
else if (p.FK == BcpForeignKey.Constant) //该列的数据为常量数据
{
pk = GetConstant(bcpTable, lstBcpNodes, col, p.FKProperty);
}
else if (p.FK == BcpForeignKey.Row) //该行的属性
{
if (p.FKProperty == "rowid")
{
pk = (dr.Table.Rows.IndexOf(dr) + 1).ToString("D32");
}
else
{
if (tmpTable.Columns.Contains(p.FKProperty))
{
pk = dr[p.FKProperty];
}
}
}
}
}
}
result[index++] = pk;
}
return(result);
}
else
{
return(null);
}
}
private static string GetConstant(BcpTable bcpTable, List <BcpNode> lstBcpNodes, BcpColumn col, string key)
{
switch (key)
{
case "AppName": //获取应用信息，如"QQ"
return(bcpTable.AppName);
}
return(key);
}
