#include "Rendering/Pipelines/ManagedScriptableRenderPipelineAsset.h"

#include <utility>

namespace XCEngine {
namespace Rendering {
namespace Pipelines {

namespace {

ManagedRenderPipelineAssetDescriptor& GetManagedRenderPipelineAssetDescriptorStorage() {
    static ManagedRenderPipelineAssetDescriptor s_descriptor = {};
    return s_descriptor;
}

} // namespace

ManagedScriptableRenderPipelineAsset::ManagedScriptableRenderPipelineAsset(
    ManagedRenderPipelineAssetDescriptor descriptor)
    : m_descriptor(std::move(descriptor)) {
}

std::unique_ptr<RenderPipeline> ManagedScriptableRenderPipelineAsset::CreatePipeline() const {
    return m_fallbackAsset.CreatePipeline();
}

FinalColorSettings ManagedScriptableRenderPipelineAsset::GetDefaultFinalColorSettings() const {
    return m_fallbackAsset.GetDefaultFinalColorSettings();
}

void SetManagedRenderPipelineAssetDescriptor(
    const ManagedRenderPipelineAssetDescriptor& descriptor) {
    GetManagedRenderPipelineAssetDescriptorStorage() = descriptor;
}

void ClearManagedRenderPipelineAssetDescriptor() {
    GetManagedRenderPipelineAssetDescriptorStorage() = {};
}

ManagedRenderPipelineAssetDescriptor GetManagedRenderPipelineAssetDescriptor() {
    return GetManagedRenderPipelineAssetDescriptorStorage();
}

std::shared_ptr<const RenderPipelineAsset>
CreateManagedOrDefaultScriptableRenderPipelineAsset() {
    const ManagedRenderPipelineAssetDescriptor descriptor =
        GetManagedRenderPipelineAssetDescriptor();
    if (descriptor.IsValid()) {
        return std::make_shared<ManagedScriptableRenderPipelineAsset>(descriptor);
    }

    return std::make_shared<ScriptableRenderPipelineHostAsset>();
}

} // namespace Pipelines
} // namespace Rendering
} // namespace XCEngine