/**
 * Copyright (c) 2025 Huawei Technologies Co., Ltd.
 * This program is free software, you can redistribute it and/or modify it under the terms and conditions of 
 * CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, 
 * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */

#ifndef GE_COMMON_PROPERTIES_MANAGER_H_
#define GE_COMMON_PROPERTIES_MANAGER_H_

#include <map>
#include <mutex>
#include <string>

namespace ge {
class PropertiesManager {
 public:
  // Singleton
  static PropertiesManager &Instance();

  /**
   *  @ingroup domi_ome
   *  @brief Initialize configuration parameters, which must be invoked in main.
   *  @param [in] file_path Property profile path
   *  @return true success
   *  @return false fail
   *  @author
   */
  bool Init(const std::string &file_path);

  /**
   *  @ingroup domi_ome
   *  @brief Get configuration parameter value
   *  @param [in] key Configuration parameter name
   *  @return Configuration parameter value. If the parameter name does not exist, return null
   *  @author
   */
  std::string GetPropertyValue(const std::string &map_key);

  /**
   *  @ingroup domi_ome
   *  @brief Set configuration parameters
   *  @param [in] key Configuration parameter name
   *  @param [out] key Configuration parameter value
   *  @author
   */
  void SetPropertyValue(const std::string &map_key, const std::string &value);

  /**
   *  @ingroup domi_ome
   *  @brief Return configuration parameters
   *  @return properties_map_
   *  @author
   */
  std::map<std::string, std::string> GetPropertyMap();

  /**
   *  @ingroup domi_ome
   *  @brief Adapt key value pair form, set different separators
   *  @param [in] delimiter
   *  @author
   */
  void SetPropertyDelimiter(const std::string &de);

 private:
  // Private construct, destructor
  PropertiesManager();
  ~PropertiesManager() = default;

  // Get file content
  bool LoadFileContent(const std::string &file_path);

  // Parsing a single line file
  bool ParseLine(const std::string &line);

  // Remove space before and after string
  std::string TrimStr(const std::string &str) const;

  bool is_inited_ = false;

  // Configuration item separator, default is "="
  std::string delimiter{"="};

  std::map<std::string, std::string> properties_map_;
  std::mutex mutex_;
};
}  // namespace ge

#endif  // GE_COMMON_PROPERTIES_MANAGER_H_