#include "kompute/operations/OpTensorSyncDevice.hpp"

namespace kp {

OpTensorSyncDevice::OpTensorSyncDevice(
  const std::vector<std::shared_ptr<Tensor>>& tensors)
{
    KP_LOG_DEBUG("Kompute OpTensorSyncDevice constructor with params");

    if (tensors.size() < 1) {
        throw std::runtime_error(
          "Kompute OpTensorSyncDevice called with less than 1 tensor");
    }

    this->mTensors = tensors;
}

OpTensorSyncDevice::~OpTensorSyncDevice()
{
    KP_LOG_DEBUG("Kompute OpTensorSyncDevice destructor started");

    this->mTensors.clear();
}

void
OpTensorSyncDevice::record(const vk::CommandBuffer& commandBuffer)
{
    KP_LOG_DEBUG("Kompute OpTensorSyncDevice record called");

    for (size_t i = 0; i < this->mTensors.size(); i++) {
        if (this->mTensors[i]->tensorType() == Tensor::TensorTypes::eDevice) {
            this->mTensors[i]->recordCopyFromStagingToDevice(commandBuffer,
                                                             false);
        }
    }
}

void
OpTensorSyncDevice::preEval(const vk::CommandBuffer& commandBuffer)
{
    KP_LOG_DEBUG("Kompute OpTensorSyncDevice preEval called");

    // Performing sync of data as eval can be called multiple times with same op
    for (size_t i = 0; i < this->mTensors.size(); i++) {
        if (this->mTensors[i]->tensorType() != Tensor::TensorTypes::eStorage) {
            this->mTensors[i]->mapDataIntoHostMemory();
        }
    }
}

void
OpTensorSyncDevice::postEval(const vk::CommandBuffer& commandBuffer)
{
    KP_LOG_DEBUG("Kompute OpTensorSyncDevice postEval called");
}

}