public static CodeInfo[] Down(string[] windcode, string date)
{
WindAPI wind = new WindAPI();
wind.start();
if (string.IsNullOrEmpty(date))
{
date = DateTime.Now.ToString("yyyyMMdd");
}
var wd = wind.wss(string.Join(",", windcode), $"lasttrade_date,dlmonth,transactionfee,todaypositionfee,sccode,margin,contract_issuedate,ipo_date", $"tradeDate={date}");
if (wd.data == null)
{
return(null);
}
var ws = wd.getDataByFunc("wss", false) as object[, ];
var l = ws.GetLongLength(0);
List <CodeInfo> ret = new List <CodeInfo>();
for (var i = 0; i < l; i++)
{
var info = new CodeInfo();
info.WindCode = windcode[i];
info.LastTradeDate = (DateTime)ws[i, 0];
info.DLMonth = int.Parse(ws[i, 1].ToString());
info.Transactionfee = (string)ws[i, 2];
info.TodayPositionfee = (string)ws[i, 3];
info.Name = (string)ws[i, 4];
if (ws[i, 5] != null)
{
info.margin = (double)ws[i, 5];
}
info.ContractIssuedate = (DateTime)ws[i, 6];
info.IssueDate = (DateTime)ws[i, 7];
info.Code = CodeInfo.GetTradeCode(info.WindCode);
ret.Add(info);
}
return(ret.ToArray());
}