public void Calling(object sender, ICallEventArgs e)
{
if ((Subscribers.ContainsKey(e.TargetNumber) && e.TargetNumber != e.Number) || e is EventOfEndCallArgs)
{
CallInfo callInfo = null;
Port targetPort;
Port port;
int number = 0;
int targetNumber = 0;
if (e is EventOfEndCallArgs)
{
var callListFirst = Calls.First(x => x.Id.Equals(e.Id));
if (callListFirst.Number == e.Number)
{
targetPort = Subscribers[callListFirst.TargetNumber].Item1;
port = Subscribers[callListFirst.Number].Item1;
number = callListFirst.Number;
targetNumber = callListFirst.TargetNumber;
}
else
{
port = Subscribers[callListFirst.TargetNumber].Item1;
targetPort = Subscribers[callListFirst.Number].Item1;
targetNumber = callListFirst.Number;
number = callListFirst.TargetNumber;
}
}
else
{
targetPort = Subscribers[e.TargetNumber].Item1;
port = Subscribers[e.Number].Item1;
targetNumber = e.TargetNumber;
number = e.Number;
}
if (targetPort.State == States.StateOfPort.Connect && port.State == StateOfPort.Connect)
{
var portContract = Subscribers[number];
var targetPortContract = Subscribers[targetNumber];
if (e is EventOfAnswerArgs)
{
var answerArgs = (EventOfAnswerArgs)e;
if (!answerArgs.Id.Equals(Guid.Empty) && Calls.Any(x => x.Id.Equals(answerArgs.Id)))
{
callInfo = Calls.First(x => x.Id.Equals(answerArgs.Id));
}
if (callInfo != null)
{
targetPort.AnswerCall(answerArgs.Number, answerArgs.TargetNumber, answerArgs.StateOfCall, callInfo.Id);
}
else
{
targetPort.AnswerCall(answerArgs.Number, answerArgs.TargetNumber, answerArgs.StateOfCall, callInfo.Id);
}
}
if (e is EventOfCallArgs)
{
if (portContract.Item2.Subscriber.Account > portContract.Item2.Tariff.PricePerMinute)
{
var callArgs = (EventOfCallArgs)e;
if (callArgs.Id.Equals(Guid.Empty))
{
callInfo = new CallInfo(
callArgs.Number,
callArgs.TargetNumber,
DateTime.Now);
Calls.Add(callInfo);
}
if (!callArgs.Id.Equals(Guid.Empty) && Calls.Any(x => x.Id.Equals(callArgs.Id)))
{
callInfo = Calls.First(x => x.Id.Equals(callArgs.Id));
}
if (callInfo != null)
{
targetPort.IncomingCall(callArgs.Number, callArgs.TargetNumber, callInfo.Id);
}
else
{
targetPort.IncomingCall(callArgs.Number, callArgs.TargetNumber, callInfo.Id);
}
}
else
{
Console.WriteLine("There is not enough money on the terminal {0}!", e.Number);
}
}
if (e is EventOfEndCallArgs)
{
var args = (EventOfEndCallArgs)e;
callInfo = Calls.First(x => x.Id.Equals(args.Id));
callInfo.EndOfCall = DateTime.Now;
var sumOfCall = portContract.Item2.Tariff.PricePerMinute * TimeSpan.FromTicks((callInfo.EndOfCall - callInfo.StartOfCall).Ticks).TotalMinutes;
callInfo.CostOfCall = (int)sumOfCall;
targetPortContract.Item2.Subscriber.WithdrawMoney(callInfo.CostOfCall);
targetPort.AnswerCall(args.Number, args.TargetNumber, StateOfCall.Reject, callInfo.Id);
}
}
}
else if (!Subscribers.ContainsKey(e.TargetNumber))
{
Console.WriteLine("Trying to call a non-existent number".ToUpper());
}
else
{
Console.WriteLine("Trying to call your own number".ToUpper());
}
}
