#include "c.h"
#include "helper.h"
#include "ld.h"
#include "target.h"

CUtlString shadercompiler_lib;
CUtlString shadercompiler_exe;
DECLARE_BUILD_STAGE(libshadercompiler)
{
	CProject_t stProject;
	LinkProject_t stLinkProject;
	CUtlString szOutput;

	stProject.m_szName = "shadercompiler";
	stProject.m_target = Target_t::HostTarget();
	stProject.bFPIC = true;
	stProject.includeDirectories = {
		"public",
		"external/slang/include",
		"external/Vulkan-Headers/include",
	};
	stProject.files = {
		"shadercompiler/slang/vulkan_spirv.cpp",
		"materialsystem/compiledshader.cpp",
	};

	stLinkProject = ccompiler->Compile(&stProject);
	stLinkProject.linkType = ELINK_STATIC_LIBRARY;
	szOutput = linker->Link(&stLinkProject);
	shadercompiler_lib = szOutput;

	return 1;
}
DECLARE_BUILD_STAGE(shadercompiler)
{
	CProject_t stProject;
	LinkProject_t stLinkProject;
	CUtlString szOutput;

	stProject.m_szName = "fsc";
	stProject.m_target = Target_t::HostTarget();
	stProject.includeDirectories = {"public"};
	stProject.files = {
		"shadercompiler/main.cpp",
	};

	stLinkProject = ccompiler->Compile(&stProject);
	stLinkProject.linkType = ELINK_EXECUTABLE;
	stLinkProject.objects.AppendTail((Object_t){tier0_lib});
	stLinkProject.objects.AppendTail((Object_t){tier1_lib});
	stLinkProject.objects.AppendTail((Object_t){tier2_lib});
	stLinkProject.objects.AppendTail((Object_t){shadercompiler_lib});
	stLinkProject.libraries = {"slang-compiler","slang-glslang-2025.24.2"};
	stLinkProject.libraryDirectories = {"external/linux"};
	szOutput = linker->Link(&stLinkProject);
	filesystem2->MakeDirectory(CUtlString("%s/bin/tools", szOutputDir.GetString()));
	filesystem2->CopyFile(CUtlString("%s/bin/tools", szOutputDir.GetString()), szOutput);
	filesystem2->CopyFile(CUtlString("%s/bin/tools", szOutputDir.GetString()), "external/linux/libslang-compiler.so.0.2025.24.2");
	filesystem2->CopyFile(CUtlString("%s/bin/tools", szOutputDir.GetString()), "external/linux/libslang-glslang-2025.24.2.so");
	shadercompiler_exe = CUtlString("%s/bin/tools/fsc", szOutputDir.GetString());

	return 1;
}

DECLARE_BUILD_STAGE(compileshaders)
{
	if (CommandLine()->CheckParam("-nofsc"))
		return 0;

	CUtlVector<CUtlString> args = {"-i", "funnyassets", "-o", "build/funnygame/assets"};

	runner->Run(shadercompiler_exe, args);
	runner->Wait();
	return 0;
};