cover_art_cache.h

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#pragma once
 
// standard includes
#include <string>
#include <string_view>
#include <vector>
 
namespace startup {
 
  struct LoadCoverArtResult {
    std::vector<unsigned char> bytes;  
    bool fileFound = false;  
    std::string errorMessage;  
  };
 
  struct SaveCoverArtResult {
    bool success = false;  
    std::string errorMessage;  
  };
 
  std::string default_cover_art_cache_root();
 
  std::string build_cover_art_cache_key(std::string_view hostUuid, std::string_view hostAddress, int appId);
 
  bool cover_art_exists(std::string_view cacheKey, const std::string &cacheRoot = default_cover_art_cache_root());
 
  bool delete_cover_art(
    std::string_view cacheKey,
    std::string *errorMessage = nullptr,
    const std::string &cacheRoot = default_cover_art_cache_root()
  );
 
  LoadCoverArtResult load_cover_art(std::string_view cacheKey, const std::string &cacheRoot = default_cover_art_cache_root());
 
  SaveCoverArtResult save_cover_art(std::string_view cacheKey, const std::vector<unsigned char> &bytes, const std::string &cacheRoot = default_cover_art_cache_root());
 
}  // namespace startup