/**
 * @file
 *
 * @author  Mamadou Babaei <mamadou@senseglove.com>
 *
 * @section LICENSE
 *
 * (The MIT License)
 *
 * Copyright (c) 2020 - 2022 SenseGlove
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * @section DESCRIPTION
 *
 *
 */


using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using UnrealBuildTool;

public class SenseGloveCoreImpl : ModuleRules
{
    public SenseGloveCoreImpl(ReadOnlyTargetRules Target) : base(Target)
    {
        PCHUsage = ModuleRules.PCHUsageMode.UseExplicitOrSharedPCHs;

        bEnableExceptions = true;
        bUseRTTI = true;

        PublicDependencyModuleNames.AddRange(
            new string[]
            {
                "Core",
            }
        );

        PrivateDependencyModuleNames.AddRange(
            new string[]
            {
                "SenseGloveBuildHacks",
                "SenseGloveInterop",
                "SenseGloveLog",
                "SenseGloveTypes",
                "SenseGloveUtils",
            }
        );

        AddCoreLibrary(Target);

        PublicDefinitions.Add("SENSEGLOVE_BUILDING_CORE_IMPL_MODULE");
        PublicDefinitions.Add("SENSEGLOVE_UNREAL_ENGINE_PLUGIN");
    }

    private void AddCoreLibrary(ReadOnlyTargetRules Target)
    {
        string PluginRootDirectory = Path.GetFullPath(Path.Combine(ModuleDirectory, "..", ".."));
        string SourceDirectory = Path.GetFullPath(Path.Combine(PluginRootDirectory, "Source"));
        string ThirdPartyDirectory = Path.GetFullPath(Path.Combine(SourceDirectory, "ThirdParty"));
        string LibraryPath = Path.GetFullPath(Path.Combine(ThirdPartyDirectory, "lib"));
        string LibraryName = "sgcore";

        if (Target.Platform == UnrealTargetPlatform.Android)
        {
            IAndroidToolChain ToolChain = AndroidExports.CreateToolChain(Target.ProjectFile);
            List<string> Architectures = ToolChain.GetAllArchitectures();
            foreach (string Arch in Architectures)
            {
                if (Arch != "-arm64")
                {
                    Debug.Assert(false, "Only AArch64/ARM64 variant of Android is supported!");
                }
            }

            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "oculus"));
            LibraryName = string.Format("lib{0}.a", LibraryName);
        }
        else if (Target.Platform == UnrealTargetPlatform.Linux)
        {
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "linux"));
            LibraryName = string.Format("lib{0}.a", LibraryName);

#if UE_5_0_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v20"));
#elif UE_4_27_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v19"));
#elif UE_4_26_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v17"));
#elif UE_4_25_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v16"));
#elif UE_4_24_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v15"));
#elif UE_4_23_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v15"));
#elif UE_4_22_OR_LATER
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "v13"));
#else
            Debug.Assert(false, "Unsupported compiler!");
#endif
        }
        else if (Target.Platform == UnrealTargetPlatform.Win64)
        {
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "win64"));
            switch (Target.WindowsPlatform.Compiler)
            {
#if UE_4_27_OR_LATER
                case WindowsCompiler.VisualStudio2022:
                    LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "msvc143"));
                    break;
#endif
#if UE_4_22_OR_LATER
                case WindowsCompiler.VisualStudio2019:
                    LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "msvc142"));
                    break;
#endif
#if ! UE_5_0_OR_LATER && UE_4_17_OR_LATER
                case WindowsCompiler.VisualStudio2017:
                    LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "msvc141"));
                    break;
#endif
                default:
                    Debug.Assert(false, "Unsupported compiler!");
                    break;
            }
            LibraryName = string.Format("{0}.lib", LibraryName);
        }
        else
        {
            Debug.Assert(false, "Unsupported platform!");
        }

        bool bDebug = (Target.Configuration == UnrealTargetConfiguration.Debug);
        if (bDebug)
        {
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "debug"));
        }
        else
        {
            LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, "release"));
        }

        LibraryPath = Path.GetFullPath(Path.Combine(LibraryPath, LibraryName));
        string IncludePath = Path.GetFullPath(Path.Combine(ThirdPartyDirectory, "include"));

        PrivateIncludePaths.Add(IncludePath);
        PublicAdditionalLibraries.Add(LibraryPath);
    }
}