using System; using System.Reflection; using GameNetworkLayer.Shared; using HarmonyLib; using NetworkFramework.Shared; using Svelto.DataStructures; using Svelto.ECS; namespace CLre_server.API.Utility { public static class Reflection { // useful function & method prototypes public delegate T Getter(); public delegate bool ExistsV1(EGID egid); public delegate bool ExistsV2(int id, int groupid); public delegate T QueryEntityViewV1(EGID egid); public delegate T QueryEntityViewV2(int id, ExclusiveGroup.ExclusiveGroupStruct groupid); public delegate ReadOnlyCollectionStruct QueryEntityViews(int group) where T : class, IEntityViewStruct; public delegate T[] QueryEntitiesV2(int group, out int count) where T : IEntityStruct; public delegate T[] QueryEntitiesV1(ExclusiveGroup.ExclusiveGroupStruct group, out int count) where T : IEntityStruct; public delegate object[] SendMessage(NetworkDispatcherCode dispatcherCode, ref T value) where T : struct, ISerializedNetData; public delegate void INetMsgServerSender_SendMessage(NetworkDispatcherCode code, ref T value, int playerId) where T : struct, ISerializedNetData; public delegate void INetMsgServerListener_RegisterListener(NetworkDispatcherCode code, NetCBServer proc) where T: struct, ISerializedNetData; // useful reflection functions public static TFuncProto BuildDelegate(MethodInfo method) where TFuncProto : Delegate { return (TFuncProto) Delegate.CreateDelegate(typeof(TFuncProto), method); } public static Delegate BuildDelegateRaw(MethodInfo method, Type TFuncProto) { return Delegate.CreateDelegate(TFuncProto, method); } public static TFuncProto BuildDelegate(MethodInfo method, object instance) where TFuncProto : Delegate { return (TFuncProto) Delegate.CreateDelegate(typeof(TFuncProto), instance, method, true); } public static Delegate BuildDelegateRaw(MethodInfo method, object instance, Type TFuncProto) { return Delegate.CreateDelegate(TFuncProto, instance, method, true); } public static TFuncProto MethodAsDelegate(Type class_, string methodName, Type[] parameters = null, Type[] generics = null, object instance = null) where TFuncProto : Delegate { MethodInfo method = AccessTools.Method(class_, methodName, parameters, generics); if (instance != null) { return BuildDelegate(method, instance); } return BuildDelegate(method); } public static Delegate MethodAsDelegateRaw(Type class_, Type TFuncProto, string methodName, Type[] parameters = null, Type[] generics = null, object instance = null) { MethodInfo method = AccessTools.Method(class_, methodName, parameters, generics); if (instance != null) { return BuildDelegateRaw(method, instance, TFuncProto); } return BuildDelegateRaw(method, TFuncProto); } public static TFuncProto MethodAsDelegate(string typeColonName, Type[] parameters = null, Type[] generics = null, object instance = null) where TFuncProto : Delegate { MethodInfo method = AccessTools.Method(typeColonName, parameters, generics); if (instance != null) { return BuildDelegate(method, instance); } return BuildDelegate(method); } public static Delegate MethodAsDelegateRaw(string typeColonName, Type TFuncProto, Type[] parameters = null, Type[] generics = null, object instance = null) { MethodInfo method = AccessTools.Method(typeColonName, parameters, generics); if (instance != null) { return BuildDelegateRaw(method, instance, TFuncProto); } return BuildDelegateRaw(method, TFuncProto); } public static PropertyInfo GetIndexer(this Type type, Type[] arguments = null, BindingFlags bindingFlags = BindingFlags.GetField | BindingFlags.GetProperty | BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.SetField | BindingFlags.SetProperty | BindingFlags.Static) { foreach (PropertyInfo p in type.GetProperties(bindingFlags)) { if (arguments == null && p.GetIndexParameters().Length != 0) return p; if (arguments != null) { uint count = 0; foreach (ParameterInfo param in p.GetIndexParameters()) { if (param.ParameterType != arguments[count]) { break; } count++; } if (count == arguments.Length) { return p; } } } return null; } } }