private void Init()
{
BotEventAttribute commandAttribute = mMethod.GetCustomAttribute <BotEventAttribute>();
Name = commandAttribute.EventName;
mEvent = commandAttribute.Event;
}
public EventManager(Bot owner, CallbackManager callbackManager)
{
Bot = owner;
Log = owner.Log;
Log.Info("Subscribing events...");
MethodInfo subscribeMethod = null;
foreach (MethodInfo m in callbackManager.GetType().GetMethods())
{
if (m.Name == "Subscribe" && m.GetParameters().Length == 1)
{
subscribeMethod = m;
}
}
List <MethodInfo> methods = BotEventAttribute.GetMethodsWithinType(GetType());
foreach (MethodInfo m in methods)
{
ParameterInfo[] pars = m.GetParameters();
if (pars.Length == 0)
{
Log.Error("Method is missing parameters: " + m.Name);
continue;
}
if (pars.Length > 1)
{
Log.Error("Method has too many parameters: " + m.Name);
continue;
}
Type parType = pars.First().ParameterType;
if (!typeof(CallbackMsg).IsAssignableFrom(parType))
{
Log.Error("Method {0} has invalid parameter type: {1}", m.Name, parType.ToString());
continue;
}
MethodInfo genericSubscribe = subscribeMethod.MakeGenericMethod(parType);
object del = CreateDelegateByParameter(parType, this, m);
// manager.Subscribe<parType>(del); // <-- essentially this
object subRes = genericSubscribe.Invoke(callbackManager, new object[] { del });
_subscriptions.Add(subRes as IDisposable);
Log.Debug("Subscribed callback event {0}.", m.Name);
}
Log.Success("{0} events subscribed.", _subscriptions.Count);
}