public PanelState(AccessControlCard card, UInt64 uptime, DateTime timestamp)
{
if (card != null)
{
this.card = new AccessControlCard(card);
}
this.uptime = uptime;
this.timestamp = timestamp;
}
private Task Refresh()
{
return(Task.Run(delegate()
{
UInt64 uid, uptime;
DateTime uid_read_timestamp;
PanelCommandHandle pch = connection.EnqueueCommand(new PanelCommand(PanelCommand.POLL_CARD_PRESENCE));
pch.Handle.WaitOne(); //uid will be waiting
uid_read_timestamp = DateTime.Now;
byte[] conversion_buffer = new byte[8];
Array.Copy(pch.Command.RxPacket, 1, conversion_buffer, 1, 7);
Array.Reverse(conversion_buffer);
uid = BitConverter.ToUInt64(conversion_buffer, 0);
if (uid != 0)
{
connection.EnqueueCommand(new PanelCommand(PanelCommand.CLEAR_CARD)).Handle.WaitOne();
}
pch = connection.EnqueueCommand(new PanelCommand(PanelCommand.GET_UPTIME));
pch.Handle.WaitOne(); //uid will be waiting
uptime = BitConverter.ToUInt64(pch.Command.RxPacket, 1);
PanelState stcpy = null;
lock (state_lock)
if (state != null)
{
stcpy = new PanelState(state);
}
else
{
state = new PanelState(new AccessControlCard(uid, AccessControlCard.MIFARE_CLASSIC, uid_read_timestamp), uptime, uid_read_timestamp);
}
if (stcpy != null)
{
AccessControlCard accessctlcd = stcpy.Card;
//if this is a different card then continue
if (accessctlcd.UID != uid)
{
accessctlcd = new AccessControlCard(uid, AccessControlCard.MIFARE_CLASSIC, uid_read_timestamp);
if (uid != 0)
{
if (presented != null)
{
presented(this, new PanelEventArgs(new PanelState(accessctlcd, uptime, uid_read_timestamp)));
}
}
}
lock (state_lock)
state = new PanelState(accessctlcd, uptime, uid_read_timestamp);
if (newstate != null)
{
newstate(this, new PanelEventArgs(new PanelState(accessctlcd, uptime, uid_read_timestamp)));
}
}
}));
}
public AccessControlCard(AccessControlCard card) : this(card.UID, card.Type, card.Timestamp)
{
}