public virtual void Send(string from, string to, string message)
{
// using dict's key as receiver, no need for actual value/object
IParticipant participant = Participants[to];
// checking if participant excists, needed because sender may not have correct key
if (participant != null)
{
participant.Receive(from, message);
}
}
public void Send(string from, string to, string message)
{
IParticipant target = participants[to];
if (target != null)
{
target.Receive(from, message);
}
else
{
throw new Exception("Invalid chat participant!");
}
}
public void Send(string from, string to, string message)
{
Console.WriteLine($"Chatroom got message: {message}. From: {from}. To: {to}");
if (to.ToLower() == "all")
{
foreach (var pair in participants)
{
if (pair.Value.Name != from)
{
pair.Value.Receive(from, message);
}
}
}
else
{
IParticipant receiver = participants[to];
if (receiver != null)
{
receiver.Receive(from, message);
}
}
}
