// 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.

#include "src/dawn_node/binding/GPUTexture.h"

#include "src/dawn_node/binding/Converter.h"
#include "src/dawn_node/binding/Errors.h"
#include "src/dawn_node/binding/GPUTextureView.h"
#include "src/dawn_node/utils/Debug.h"

namespace wgpu { namespace binding {

    ////////////////////////////////////////////////////////////////////////////////
    // wgpu::bindings::GPUTexture
    ////////////////////////////////////////////////////////////////////////////////
    GPUTexture::GPUTexture(wgpu::Texture texture) : texture_(std::move(texture)) {
    }

    interop::Interface<interop::GPUTextureView> GPUTexture::createView(
        Napi::Env env,
        std::optional<interop::GPUTextureViewDescriptor> descriptor) {
        if (!texture_) {
            Errors::OperationError(env).ThrowAsJavaScriptException();
            return {};
        }

        if (descriptor.has_value()) {
            wgpu::TextureViewDescriptor desc{};
            Converter conv(env);
            if (!conv(desc.baseMipLevel, descriptor->baseMipLevel) ||
                !conv(desc.mipLevelCount, descriptor->mipLevelCount) ||
                !conv(desc.baseArrayLayer, descriptor->baseArrayLayer) ||
                !conv(desc.arrayLayerCount, descriptor->arrayLayerCount) ||
                !conv(desc.format, descriptor->format) ||
                !conv(desc.dimension, descriptor->dimension) ||
                !conv(desc.aspect, descriptor->aspect)) {
                return {};
            }
            return interop::GPUTextureView::Create<GPUTextureView>(env, texture_.CreateView(&desc));
        }

        return interop::GPUTextureView::Create<GPUTextureView>(env, texture_.CreateView());
    }

    void GPUTexture::destroy(Napi::Env) {
        texture_.Destroy();
    }

    std::optional<std::string> GPUTexture::getLabel(Napi::Env) {
        UNIMPLEMENTED();
    }

    void GPUTexture::setLabel(Napi::Env, std::optional<std::string> value) {
        UNIMPLEMENTED();
    }

}}  // namespace wgpu::binding