public WsClientConnection(WsConnection conn,
WsAgentConnection agent,
int id,
string name)
{
_connection = conn;
_agent = agent;
_clientID = id;
_name = name;
}
void AgentDisconnected(WsAgentConnection sender, EventArgs e)
{
log.InfoFormat("Agent {0} socket disconnected, handle = {1}",
sender._name, sender._connection._mySocket.Handle.ToString());
foreach (KeyValuePair <int, WsClientConnection> d in sender._clients)
{
if (d.Value != null)
{
_clients.Remove(d.Value);
d.Value.SendMessage
("The agent has been disconnected; please reconnect");
}
}
_agents.Remove(sender);
sender.Dispose();
}
void MessageReceived(WsConnection sender, MessageReceivedEventArgs e)
{
string msg = e.Message;
log.Debug("Message received: " + msg);
if (e.DataLength > 14 && (msg.Substring(0, 14) == "[Agent SignOn:"))
{
// This is an agent signing on
string name = msg.Substring(14, e.DataLength - 15);
WsAgentConnection agent = new WsAgentConnection(sender, name);
// Re-wire the event handlers
sender.Disconnected -= Disconnected;
sender.MessageReceived -= MessageReceived;
sender.Disconnected += agent.Disconnected;
sender.MessageReceived += agent.MessageReceived;
agent.AgentDisconnected +=
new WsDisconnectedAgentEventHandler(AgentDisconnected);
// Move this socket to the agent list
_unknown.Remove(sender);
_agents.Add(agent);
log.InfoFormat("Socket attached to agent {0}, handle = {1}",
name, sender._mySocket.Handle.ToString());
// Send a response
agent.SendMessage("Welcome, " + name);
}
else if (e.DataLength > 15 &&
(msg.Substring(0, 15) == "[Client SignOn:"))
{
// This is a client requesting assistance
string name = msg.Substring(15, e.DataLength - 16);
// Find an agent
WsAgentConnection agent = null;
int clientID = 0;
foreach (WsAgentConnection a in _agents)
{
foreach (KeyValuePair <int, WsClientConnection> d in a._clients)
{
if (d.Value == null)
{
agent = a;
clientID = d.Key;
break;
}
}
if (agent != null)
{
break;
}
}
if (agent != null)
{
WsClientConnection client =
new WsClientConnection(sender, agent, clientID, name);
log.InfoFormat("Client {0} assigned to agent {1}", name, agent._name);
// Re-wire the event handlers
sender.Disconnected -= Disconnected;
sender.MessageReceived -= MessageReceived;
sender.Disconnected += client.Disconnected;
sender.MessageReceived += client.MessageReceived;
client.ClientDisconnected +=
new WsDisconnectedClientEventHandler(ClientDisconnected);
// Add this to the agent list
_unknown.Remove(sender);
_clients.Add(client);
agent._clients[clientID] = client;
// Send a message to the agent
agent.SendMessage("[ClientName:" + clientID.ToString() +
name + "]");
// Send a response
client.SendMessage("Hello! My name is " + agent._name +
". How may I help you?");
}
else
{
// There are no agents available
sender.SendMessage("There are no agents currently available;" +
"please try again later");
sender.Dispose();
}
}
}
