/// <summary>
/// 处理查询命令发送状态的请求
/// </summary>
/// <returns></returns>
private string HandleQueryCommandStatusRequest()
{
string ret = "";
using (var bll = new CommandBLL())
{
var cmd = bll.Find(f => f.id == ParseInt(data));
if (null == cmd)
{
ret = ResponseMessage(-1, "No such command record exists.");
}
else
{
byte status = cmd.Status.Value;
CommandStatus state = (CommandStatus)status;
if (state == CommandStatus.Returned)
{
using (var dbll = new DataBLL())
{
var list = dbll.FindList <TB_HISTORIES>(f =>
f.command_id.Equals(cmd.Command) && f.terminal_id.Equals(cmd.DestinationNo) &&
f.receive_time > cmd.ActualSendTime, "receive_time", true);
var data = list.FirstOrDefault();
var desc = CommandUtility.GetCommandStatus(state);
if (null != data)
{
desc += GetCommandData(data);
}
ret = ResponseMessage(status, desc);
}
}
else
{
ret = ResponseMessage(status, CommandUtility.GetCommandStatus(state));
if (cmd.Command == "0x4000" && (state == CommandStatus.SentBySMS || state == CommandStatus.SentByTCP))
{
// 将重置终端连接的命令状态改成不需要回复的状态
bll.Update(f => f.id == cmd.id, act =>
{
act.Status = (byte)CommandStatus.NotNeedReturn;
});
}
}
}
}
return(ret);
}