#include "Runtime/Graphics/Shaders/CLineRendererShaders.hpp"

#include <utility>

#include "Runtime/Graphics/CLineRenderer.hpp"

//#include <hecl/Pipeline.hpp>

namespace metaforce {

void CLineRendererShaders::Initialize() {
//  CGraphics::CommitResources([](boo::IGraphicsDataFactory::Context& ctx) {
//    m_texAlpha = {hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAlpha{}),
//                  hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAlphaAWrite{})};
//    m_texAdditive = {hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAdditive{}),
//                     hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAdditiveAWrite{})};
//    m_noTexAlpha = {hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlpha{}),
//                    hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlphaAWrite{})};
//    m_noTexAdditive = {hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAdditive{}),
//                       hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAdditiveAWrite{})};
//    m_texAlphaZ = {hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAlphaZ{}),
//                   hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAlphaZAWrite{})};
//    m_texAdditiveZ = {hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAdditiveZ{}),
//                      hecl::conv->convert(ctx, Shader_CLineRendererShaderTexAdditiveZAWrite{})};
//    m_noTexAlphaZ = {hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlphaZ{}),
//                     hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlphaZAWrite{})};
//    m_noTexAdditiveZ = {hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAdditiveZ{}),
//                        hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAdditiveZAWrite{})};
//    m_noTexAlphaZGEqual = {hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlphaZGEqual{}),
//                           hecl::conv->convert(ctx, Shader_CLineRendererShaderNoTexAlphaZGEqualAWrite{})};
//    return true;
//  } BooTrace);
}

void CLineRendererShaders::Shutdown() {
//  for (auto& s : m_texAlpha)
//    s.reset();
//  for (auto& s : m_texAdditive)
//    s.reset();
//  for (auto& s : m_noTexAlpha)
//    s.reset();
//  for (auto& s : m_noTexAdditive)
//    s.reset();
//  for (auto& s : m_texAlphaZ)
//    s.reset();
//  for (auto& s : m_texAdditiveZ)
//    s.reset();
//  for (auto& s : m_noTexAlphaZ)
//    s.reset();
//  for (auto& s : m_noTexAdditiveZ)
//    s.reset();
//  for (auto& s : m_noTexAlphaZGEqual)
//    s.reset();
}

void CLineRendererShaders::BuildShaderDataBinding(CLineRenderer& renderer,
                                                  const std::shared_ptr<aurora::gfx::TextureHandle>& texture, bool additive,
                                                  bool zTest, bool zGEqual) {
//  std::array<boo::ObjToken<boo::IShaderPipeline>, 2>* pipeline = nullptr;
//
//  if (zGEqual) {
//    pipeline = &m_noTexAlphaZGEqual;
//  } else if (zTest) {
//    if (texture) {
//      if (additive)
//        pipeline = &m_texAdditiveZ;
//      else
//        pipeline = &m_texAlphaZ;
//    } else {
//      if (additive)
//        pipeline = &m_noTexAdditiveZ;
//      else
//        pipeline = &m_noTexAlphaZ;
//    }
//  } else {
//    if (texture) {
//      if (additive)
//        pipeline = &m_texAdditive;
//      else
//        pipeline = &m_texAlpha;
//    } else {
//      if (additive)
//        pipeline = &m_noTexAdditive;
//      else
//        pipeline = &m_noTexAlpha;
//    }
//  }
//
//  size_t texCount = 0;
//  std::array<boo::ObjToken<boo::ITexture>, 1> textures;
//
//  std::pair<boo::ObjToken<boo::IGraphicsBufferD>, hecl::VertexBufferPool<CLineRenderer::SDrawVertTex>::IndexTp>
//      vbufInfo;
//  std::pair<boo::ObjToken<boo::IGraphicsBufferD>, hecl::UniformBufferPool<CLineRenderer::SDrawUniform>::IndexTp>
//      ubufInfo = renderer.m_uniformBuf.getBufferInfo();
//  if (texture) {
//    vbufInfo = renderer.m_vertBufTex.getBufferInfo();
//    textures[0] = texture;
//    texCount = 1;
//  } else {
//    vbufInfo = renderer.m_vertBufNoTex.getBufferInfo();
//  }
//
//  const std::array<boo::ObjToken<boo::IGraphicsBuffer>, 1> uniforms{ubufInfo.first.get()};
//  constexpr std::array<boo::PipelineStage, 1> stages{boo::PipelineStage::Fragment};
//  const std::array<size_t, 1> ubufOffs{size_t(ubufInfo.second)};
//  const std::array<size_t, 1> ubufSizes{sizeof(CLineRenderer::SDrawUniform)};
//
//  for (size_t i = 0; i < renderer.m_shaderBind.size(); ++i) {
//    renderer.m_shaderBind[i] = ctx.newShaderDataBinding(
//        (*pipeline)[i], vbufInfo.first.get(), nullptr, nullptr, uniforms.size(), uniforms.data(), stages.data(),
//        ubufOffs.data(), ubufSizes.data(), texCount, textures.data(), nullptr, nullptr, vbufInfo.second);
//  }
}

} // namespace metaforce