/**
 * Copyright 2019-2020 Huawei Technologies Co., Ltd
 *
 * 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 INC_FRAMEWORK_COMMON_HELPER_MODEL_HELPER_H_
#define INC_FRAMEWORK_COMMON_HELPER_MODEL_HELPER_H_

#include <memory>
#include <string>

#include "common/fmk_types.h"
#include "common/helper/om_file_helper.h"
#include "common/types.h"
#include "graph/model.h"
#include "model/ge_model.h"

namespace ge {
class ModelHelper {
 public:
  ModelHelper() = default;
  ~ModelHelper();

  Status SaveToOmModel(const GeModelPtr& ge_model, const SaveParam& save_param, const std::string& output_file,
                       ge::ModelBufferData& model);
  Status SaveOriginalGraphToOmModel(const ge::Graph& graph, const std::string& output_file);
  Status LoadModel(const ge::ModelData& model_data);
  Status GetModelBufferData(ge::ModelBufferData& model);

  const ModelFileHeader* GetFileHeader() const { return file_header_; }

  GeModelPtr GetGeModel();
  void SetSaveMode(bool val) { is_offline_ = val; }
  bool GetSaveMode(void) const { return is_offline_; }

  static Status TransModelToGeModel(const ModelPtr& model, GeModelPtr& ge_model);
  static Status TransGeModelToModel(const GeModelPtr& geModelPtr, ModelPtr& modelPtr);

 private:
  bool is_assign_model_ = false;
  bool is_offline_ = true;
  ModelFileHeader* file_header_ = nullptr;
  // Encrypted model need delete temp model and unencrypted model need not delete model
  uint8_t* model_addr_tmp_ = nullptr;
  uint32_t model_len_tmp_ = 0;
  GeModelPtr model_;

  ModelHelper(const ModelHelper&);
  ModelHelper& operator=(const ModelHelper&);
  Status GenerateGeModel(OmFileLoadHelper& om_load_helper);
  Status LoadModelData(OmFileLoadHelper& om_load_helper);
  void SetModelToGeModel(ge::Model& model);
  Status LoadWeights(OmFileLoadHelper& om_load_helper);
  Status LoadTask(OmFileLoadHelper& om_load_helper);
  Status LoadTBEKernelStore(OmFileLoadHelper& om_load_helper);
  Status ReleaseLocalModelData() noexcept;
  Status SaveModelPartition(std::shared_ptr<OmFileSaveHelper>& om_file_save_helper, ModelPartitionType type,
                            const uint8_t* data, size_t size);
};
}  // namespace ge
#endif  // INC_FRAMEWORK_COMMON_HELPER_MODEL_HELPER_H_