using System.IO;
using UnrealBuildTool;
using System;

public class Mujoco : ModuleRules
{
	public Mujoco(ReadOnlyTargetRules Target) : base(Target)
	{
		Type = ModuleType.External;
		PublicSystemIncludePaths.Add("$(ModuleDir)/include");

		if (Target.Platform == UnrealTargetPlatform.Win64)
		{			
			PublicAdditionalLibraries.Add(Path.Combine(ModuleDirectory, "lib", "mujoco.lib"));
			PublicDelayLoadDLLs.Add("mujoco.dll");
			RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "mujoco.dll"), Path.Combine(ModuleDirectory, "bin", "mujoco.dll"));
		}
		else if (Target.Platform == UnrealTargetPlatform.Mac)
		{
			string DllPath = Path.Combine(ModuleDirectory, "lib", "mujoco.dylib");
			string BinaryOutputDir = Path.Combine("$(BinaryOutputDir)", "lib");
			string TargetOutputDir = Path.Combine("$(TargetOutputDir)", "lib");

			PublicDelayLoadDLLs.Add(DllPath);
			PublicAdditionalLibraries.Add(DllPath);
			
			RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "mujoco.dylib"), DllPath);
			RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "libmujoco.3.2.7.dylib"), DllPath);
			// RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "../../../../", "MacOS/libmujoco.3.2.7.dylib"), DllPath);
			// RuntimeDependencies.Add("$(BinaryOutputDir)/UnrealEditor.app/Contents/MacOS/libmujoco.3.2.7.dylib", DllPath);
			// Console.WriteLine("$BinaryOutputDir:"+  BinaryOutputDir);
			// Console.WriteLine("$TargetOutputDir:" + TargetOutputDir);
			// Console.WriteLine("$Target.Name:"+ Target.Name);


			RuntimeDependencies.Add($"$(BinaryOutputDir)/libmujoco.3.2.7.dylib", DllPath);
			// throw new Exception("test");

		}
		else if (Target.Platform == UnrealTargetPlatform.Linux)
		{	
			string DllPath = Path.Combine(ModuleDirectory, "lib", "libmujoco.so");
			PublicAdditionalLibraries.Add(DllPath);
			PublicDelayLoadDLLs.Add(DllPath);
			RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "libmujoco.so"), DllPath);
			RuntimeDependencies.Add(Path.Combine("$(TargetOutputDir)", "libmujoco.so.3.2.7"), DllPath);
		}
	}
}