private void Connect()
{
while (!this.connected && !this.cancelToken.IsCancellationRequested)
{
++this.connectionAttemptCounter;
try
{
this.connect();
this.connected = true;
this.connectionAttemptCounter = 0;
}
catch (ConnectionFailureException ex)
{
this.connected = false;
ApplePushChannel.ConnectionFailureDelegate connectionFailure = this.OnConnectionFailure;
if (connectionFailure != null)
{
connectionFailure(ex);
}
PushChannelExceptionDelegate onException = this.OnException;
if (onException != null)
{
onException((object)this, (Exception)ex);
}
}
if (!this.connected && this.connectionAttemptCounter >= this.appleSettings.MaxConnectionAttempts)
{
throw new ConnectionFailureException(string.Format("Maximum number of attempts ({0}) to connect to {1}:{2} was reached!", (object)this.appleSettings.MaxConnectionAttempts, (object)this.appleSettings.Host, (object)this.appleSettings.Port), (Exception) new TimeoutException());
}
if (!this.connected)
{
ApplePushChannel.WaitBeforeReconnectDelegate waitBeforeReconnect = this.OnWaitBeforeReconnect;
if (waitBeforeReconnect != null)
{
waitBeforeReconnect(this.reconnectDelay);
}
int num = 0;
while (num <= this.reconnectDelay && !this.cancelToken.IsCancellationRequested)
{
Thread.Sleep(250);
num += 250;
}
this.reconnectDelay = (int)((double)this.reconnectBackoffMultiplier * (double)this.reconnectDelay);
}
else
{
this.reconnectDelay = 3000;
ApplePushChannel.ConnectedDelegate onConnected = this.OnConnected;
if (onConnected != null)
{
onConnected(this.appleSettings.Host, this.appleSettings.Port);
}
}
}
}
private void Cleanup()
{
int num = -1;
try
{
num = Interlocked.CompareExchange(ref this.cleanupSync, 1, 0);
if (num != 0)
{
return;
}
bool flag;
do
{
lock (this.connectLock)
{
try
{
this.Connect();
}
catch (Exception ex)
{
PushChannelExceptionDelegate onException = this.OnException;
if (onException != null)
{
onException((object)this, ex);
}
}
}
flag = false;
lock (this.sentLock)
{
if (this.sentNotifications.Count > 0)
{
if (this.connected)
{
SentNotification sentNotification = this.sentNotifications[0];
if (sentNotification.SentAt < DateTime.UtcNow.AddMilliseconds((double)(-1 * this.appleSettings.MillisecondsToWaitBeforeMessageDeclaredSuccess)))
{
flag = true;
Interlocked.Decrement(ref this.trackedNotificationCount);
if (sentNotification.Callback != null)
{
sentNotification.Callback((object)this, new SendNotificationResult((INotification)sentNotification.Notification, false, (Exception)null));
}
this.sentNotifications.RemoveAt(0);
Interlocked.Increment(ref this.cleanedUp);
}
else
{
flag = false;
}
}
else
{
try
{
this.sentNotifications[0].SentAt = DateTime.UtcNow;
}
catch
{
}
}
}
}
}while (flag);
}
finally
{
if (num == 0)
{
this.cleanupSync = 0;
}
}
}
