// 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_GPUCOMPUTEPASSENCODER_H_
#define SRC_DAWN_NODE_BINDING_GPUCOMPUTEPASSENCODER_H_

#include <string>
#include <vector>

#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 {

// GPUComputePassEncoder is an implementation of interop::GPUComputePassEncoder that wraps a
// wgpu::ComputePassEncoder.
class GPUComputePassEncoder final : public interop::GPUComputePassEncoder {
  public:
    explicit GPUComputePassEncoder(wgpu::ComputePassEncoder enc);

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

    // interop::GPUComputePassEncoder interface compliance
    void setPipeline(Napi::Env, interop::Interface<interop::GPUComputePipeline> pipeline) override;
    void dispatch(Napi::Env,
                  interop::GPUSize32 workgroupCountX,
                  interop::GPUSize32 workgroupCountY,
                  interop::GPUSize32 workgroupCountZ) override;
    void dispatchIndirect(Napi::Env,
                          interop::Interface<interop::GPUBuffer> indirectBuffer,
                          interop::GPUSize64 indirectOffset) override;
    void end(Napi::Env) override;
    void setBindGroup(Napi::Env,
                      interop::GPUIndex32 index,
                      interop::Interface<interop::GPUBindGroup> bindGroup,
                      std::vector<interop::GPUBufferDynamicOffset> dynamicOffsets) override;
    void setBindGroup(Napi::Env,
                      interop::GPUIndex32 index,
                      interop::Interface<interop::GPUBindGroup> bindGroup,
                      interop::Uint32Array dynamicOffsetsData,
                      interop::GPUSize64 dynamicOffsetsDataStart,
                      interop::GPUSize32 dynamicOffsetsDataLength) override;
    void pushDebugGroup(Napi::Env, std::string groupLabel) override;
    void popDebugGroup(Napi::Env) override;
    void insertDebugMarker(Napi::Env, std::string markerLabel) 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::ComputePassEncoder enc_;
};

}  // namespace wgpu::binding

#endif  // SRC_DAWN_NODE_BINDING_GPUCOMPUTEPASSENCODER_H_