public void RegisterCommand(string name, string description, Func <BotMessage, int, int> handler, Func <BotMessage, bool> filter = null, bool allowShortcut = false)
{
if (string.IsNullOrEmpty(name))
{
throw new ArgumentException("Invalid command name");
}
var cmd = new BotCommand(name, description, handler, filter, allowShortcut);
_commands[name] = cmd;
}
private void ProcessMessage(BotMessage msg)
{
var text = msg.Text;
string queue = null;
if (msg.Visibility == MessageVisibility.Public && !_groupList.ContainsKey(msg.Sender.ID))
{
var content = $"{msg.Sender.Platform} => {msg.Sender.ID} / {msg.Sender.Handle}";
Console.WriteLine("Listening in group: " + content);
_groupList[msg.Sender.ID] = content;
}
BotCommand cmd = null;
var prefix = _connections[msg.Sender.Platform].GetCommandPrefix();
if (_cmds.ContainsKey(msg.Sender.ID))
{
cmd = _cmds[msg.Sender.ID];
}
else
if (text.StartsWith(prefix))
{
var temp = text.Substring(prefix.Length).Split(new char[] { ' ' }, 2);
var key = temp[0];
if (_commands.ContainsKey(key))
{
cmd = _commands[key];
if (temp.Length == 2 && cmd.AllowShortcut)
{
queue = temp[1];
}
}
}
if (cmd != null)
{
var state = _state.ContainsKey(msg.Sender.ID) ? _state[msg.Sender.ID] : 0;
if (state != 0 || (cmd.filter == null || cmd.filter(msg)))
{
if (queue != null && state == 0)
{
msg.Text = queue;
state = 1;
}
state = cmd.handler(msg, state);
if (state > 0)
{
_state[msg.Sender.ID] = state;
_cmds[msg.Sender.ID] = cmd;
}
else
{
try
{
_state.Remove(msg.Sender.ID);
_cmds.Remove(msg.Sender.ID);
}
catch
{
// ignore
}
}
}
else
{
OnPermissionFailedForCommand(msg);
}
return;
}
OnMessage(msg);
// update last seen
var lastSeen = GetLastSeen(msg.Sender);
var diff = (DateTime.UtcNow - lastSeen).TotalHours;
if (diff > 1)
{
var timestamp = DateTime.UtcNow.Ticks;
Times.Set(msg.Sender, timestamp.ToString());
}
}