// Copyright 2021 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef SRC_DAWN_NODE_BINDING_GPUCOMPUTEPIPELINE_H_
#define SRC_DAWN_NODE_BINDING_GPUCOMPUTEPIPELINE_H_

#include <string>

#include "dawn/native/DawnNative.h"
#include "dawn/webgpu_cpp.h"
#include "src/dawn/node/interop/Napi.h"
#include "src/dawn/node/interop/WebGPU.h"

namespace wgpu::binding {

// GPUComputePipeline is an implementation of interop::GPUComputePipeline that wraps a
// wgpu::ComputePipeline.
class GPUComputePipeline final : public interop::GPUComputePipeline {
  public:
    explicit GPUComputePipeline(wgpu::ComputePipeline pipeline);

    // Implicit cast operator to Dawn GPU object
    inline operator const wgpu::ComputePipeline&() const { return pipeline_; }

    // interop::GPUComputePipeline interface compliance
    interop::Interface<interop::GPUBindGroupLayout> getBindGroupLayout(Napi::Env,
                                                                       uint32_t index) override;
    std::variant<std::string, interop::UndefinedType> getLabel(Napi::Env) override;
    void setLabel(Napi::Env, std::variant<std::string, interop::UndefinedType> value) override;

  private:
    wgpu::ComputePipeline pipeline_;
};

}  // namespace wgpu::binding

#endif  // SRC_DAWN_NODE_BINDING_GPUCOMPUTEPIPELINE_H_