#pragma once

#include "../system/export.h"
#include "Core/Statistics/Statistics.h"
#include "spdlog/fmt/bundled/os.h"
#include "spdlog/fmt/bundled/std.h"

#include <filesystem>
#include <fstream>
#include <mutex>

namespace Psc {

// TODO: 采集文件 对应的  读取文件  回放
// TODO: 可以手动设置 刷新的按钮
// TODO: Text Shower 美化

class File_Gather_Simple {
public:
  File_Gather_Simple() = default;
  void init(const std::string &path, size_t size);
  File_Gather_Simple(const std::string &path, size_t buffer_size);
  void append(const std::uint8_t *data, size_t size);
  ~File_Gather_Simple();
  void flush();

private:
  std::string abs_path;
  std::ofstream ofs;
  std::string buffer;
  size_t buffer_size{};
};

class File_Player {
public:
  File_Player() = default;
  explicit File_Player(const std::string &path);
  void open(const std::string &path);
  void close();
  size_t read(std::uint8_t *buffer, size_t size);
  [[nodiscard]] bool eof() const;
  void rewind();
  // 新增功能
  [[nodiscard]] std::uint64_t total_size() const;
  [[nodiscard]] std::uint64_t current_offset();
  [[nodiscard]] std::uint64_t remaining_size();
  [[nodiscard]] double progress(); // 0.0 ~ 1.0
private:
  std::ifstream ifs;
  std::uint64_t total_size_{0};
};

class File_Gather {
public:
  File_Gather() = default;
  ~File_Gather() = default;
  File_Gather(const std::string &path, size_t buffer_size);
  void init(const std::string &path, size_t buffer_size);
  void append(const std::uint8_t *data, size_t size);
  void flush() { gather_file.flush(); }
  Speed_Statistics append_speed;
  Value_Statistics append_value;

protected:
  File_Gather_Simple gather_file;
};

} // namespace Psc