private void ConnectPorts(IPort senderPort, OutgoingCallEvent e)
{
var receiverPort = Ports.FirstOrDefault(x => x.PhoneNumber == e.ReceiverPhoneNumber);
if (receiverPort == null || senderPort == null || receiverPort.PortStatus == PortStatus.SwitchedOff)
{
OnNotifyPortOfFailure(new FailureEvent(e.ReceiverPhoneNumber, FailureType.AbonentDoesNotExist),
senderPort);
Logger.WriteLine($"{e.ReceiverPhoneNumber} does not exist");
}
else if (receiverPort.PortStatus != PortStatus.Free)
{
OnNotifyPortOfFailure(new FailureEvent(e.ReceiverPhoneNumber, FailureType.AbonentIsBusy),
senderPort);
Logger.WriteLine($"{e.ReceiverPhoneNumber} is busy");
}
else
{
CallsWaitingToBeAnswered.Add(senderPort, receiverPort); // add aour cakk information to specified list
PortTimeout.Add(senderPort, SetTimer(senderPort, receiverPort)); // setting timer for call waiting to be answered, wich will end call after certain ammout of time if it wasn't answered
OnNotifyPortOfIncomingCall(new IncomingCallEvent(senderPort.PhoneNumber), receiverPort); // This method will call the event that invokes methods that changes telephones statuses and send notifications
}
}
public void NotifyIncomingCallPort(object sender, OutgoingCallEvent e)
{
var senderPort = sender as IPort;
Logger.WriteLine($"{e.SenderPhoneNumber} is calling {e.ReceiverPhoneNumber}");
var checkBalanceEvent = new CheckBalanceEvent(e.SenderPhoneNumber); // create an event object for check balance opperations
OnCheckBalanceInBillingSystem(checkBalanceEvent); // Method that checks if abonent have enough balance to make a call
Logger.WriteLine($"Checking {e.SenderPhoneNumber} balance");
if (checkBalanceEvent.IsAllowedCall)
{
Logger.WriteLine($"{e.SenderPhoneNumber} has enough money to make call");
ConnectPorts(senderPort, e);
}
else
{
Logger.WriteLine($"{e.SenderPhoneNumber} has not enough money to make call");
OnNotifyPortOfFailure(new FailureEvent(e.ReceiverPhoneNumber, FailureType.InsufficientFunds),
senderPort);
}
}
public void Call(int targetNumber)
{
if (targetNumber != TelephonNumber)
{
OutgoingCallEvent?.Invoke(this, new EventArgsCall(TelephonNumber, targetNumber));
}
else
{
_help.GetMessageAboutCallYourself(targetNumber);
}
}
public void OutgoingCall(object sender, OutgoingCallEvent e)
{
if (PortStatus != PortStatus.Free || PhoneNumber == e.ReceiverPhoneNumber)
{
return;
}
PortStatus = PortStatus.Busy;
OnNotifyStationOfOutgoingCall(new OutgoingCallEvent(PhoneNumber, e.ReceiverPhoneNumber));
}
public void OnOutgoingCall(object sender, CallEventArgs e)
{
if (State == PortStates.Connected)
{
State = PortStates.Calling;
e.Id = Guid.NewGuid();
Console.WriteLine($"Port {e.SourcePhoneNumber} has received an outgoing call request to {e.TargetPhoneNumber}");
OutgoingCallEvent?.Invoke(sender, e);
}
}
private void OutgoingCall(object sender, CallEventArgs e)
{
e = new CallEventArgs(Id, e.TargetNumber);
OutgoingCallEvent?.Invoke(this, e);
}
private void OnNotifyStationOfOutgoingCall(OutgoingCallEvent e)
{
NotifyStationOfOutgoingCall?.Invoke(this, e);
}
private void OnNotifyPortOfOutgoingCall(OutgoingCallEvent e)
{
NotifyPortAboutOutgoingCall?.Invoke(this, e); // Invocation of event that checks
}
/// <summary>
/// Method to call other client.
/// </summary>
/// <param name="targetNumber">Number to call.</param>
public void Call(int targetNumber)
{
OutgoingCallEvent?.Invoke(this, new CallEventArgs(Guid.NewGuid(), targetNumber));
}
