public PatchEventAttribute(Type classToPatch, string methodName, PatchEventType eventType, int priority = 500)
{
EventType = eventType;
ClassToPatch = classToPatch;
MethodName = methodName;
Priority = priority;
}
/// <summary>
/// Generic method to add an event to an eventhandler inside of a harmony patch class
/// </summary>
/// <typeparam name="T">Type of Harmony Patch class</typeparam>
/// <param name="method">Method to add to eventhandler</param>
/// <param name="eventType">BlockingPrefix,Prefix or Postfix</param>
private static void AddHarmonyEvent <T>(MethodInfo method, PatchEventType eventType) where T : class
{
try
{
EventInfo evt;
// Get eventhandler according to PatchEventType
if (eventType == PatchEventType.BlockingPrefix)
{
evt = typeof(T).GetEvents().First(x => x.Name == nameof(ZNet_Awake_Patch.BlockingPrefixEvent));
}
else if (eventType == PatchEventType.Prefix)
{
evt = typeof(T).GetEvents().First(x => x.Name == nameof(ZNet_Awake_Patch.PrefixEvent));
}
else
{
evt = typeof(T).GetEvents().First(x => x.Name == nameof(ZNet_Awake_Patch.PostfixEvent));
}
// Just in case if the HarmonyPatch class has no eventhandler
if (evt == null)
{
Logger.LogError($"{eventType} Event could not be found for class {method.DeclaringType}");
}
var eventHandlerType = evt.EventHandlerType;
// Create delegate
var @delegate = Delegate.CreateDelegate(eventHandlerType, method);
// Add to event handler
var addMethod = evt.GetAddMethod();
addMethod.Invoke(null, new object[] { @delegate });
}
// Will throw error if method parameters are not in line with the eventhandler's delegate
catch (Exception ex)
{
Logger.LogError(ex.Message + Environment.NewLine + ex.StackTrace);
}
}
