file_dialog_nfd.cc

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// Windows and Linux implementation of FileDialogWrapper using nativefiledialog-extended
#include "util/file_util.h"
 
#include <nfd.h>
#include <filesystem>
#include <vector>
#include <string>
 
namespace yaze {
namespace util {
 
std::string FileDialogWrapper::ShowOpenFileDialog() {
  nfdchar_t* outPath = nullptr;
  nfdfilteritem_t filterItem[2] = {{"ROM Files", "sfc,smc"}, {"All Files", "*"}};
  nfdresult_t result = NFD_OpenDialog(&outPath, filterItem, 2, nullptr);
  
  if (result == NFD_OKAY) {
    std::string path(outPath);
    NFD_FreePath(outPath);
    return path;
  }
  
  return "";
}
 
std::string FileDialogWrapper::ShowOpenFolderDialog() {
  nfdchar_t* outPath = nullptr;
  nfdresult_t result = NFD_PickFolder(&outPath, nullptr);
  
  if (result == NFD_OKAY) {
    std::string path(outPath);
    NFD_FreePath(outPath);
    return path;
  }
  
  return "";
}
 
std::string FileDialogWrapper::ShowSaveFileDialog(const std::string& default_name,
                                                   const std::string& default_extension) {
  nfdchar_t* outPath = nullptr;
  nfdfilteritem_t filterItem[1] = {{default_extension.empty() ? "All Files" : default_extension.c_str(), 
                                    default_extension.empty() ? "*" : default_extension.c_str()}};
  
  nfdresult_t result = NFD_SaveDialog(&outPath,
                                      default_extension.empty() ? nullptr : filterItem, 
                                      default_extension.empty() ? 0 : 1,
                                      nullptr, 
                                      default_name.c_str());
  
  if (result == NFD_OKAY) {
    std::string path(outPath);
    NFD_FreePath(outPath);
    return path;
  }
  
  return "";
}
 
std::vector<std::string> FileDialogWrapper::GetSubdirectoriesInFolder(
    const std::string& folder_path) {
  std::vector<std::string> subdirs;
  
  try {
    for (const auto& entry : std::filesystem::directory_iterator(folder_path)) {
      if (entry.is_directory()) {
        subdirs.push_back(entry.path().string());
      }
    }
  } catch (...) {
    // Return empty vector on error
  }
  
  return subdirs;
}
 
std::vector<std::string> FileDialogWrapper::GetFilesInFolder(
    const std::string& folder_path) {
  std::vector<std::string> files;
  
  try {
    for (const auto& entry : std::filesystem::directory_iterator(folder_path)) {
      if (entry.is_regular_file()) {
        files.push_back(entry.path().string());
      }
    }
  } catch (...) {
    // Return empty vector on error
  }
  
  return files;
}
 
// Delegate to main implementations
std::string FileDialogWrapper::ShowOpenFileDialogNFD() {
  return ShowOpenFileDialog();
}
 
std::string FileDialogWrapper::ShowOpenFileDialogBespoke() {
  return ShowOpenFileDialog();
}
 
std::string FileDialogWrapper::ShowSaveFileDialogNFD(const std::string& default_name,
                                                      const std::string& default_extension) {
  return ShowSaveFileDialog(default_name, default_extension);
}
 
std::string FileDialogWrapper::ShowSaveFileDialogBespoke(const std::string& default_name,
                                                          const std::string& default_extension) {
  return ShowSaveFileDialog(default_name, default_extension);
}
 
std::string FileDialogWrapper::ShowOpenFolderDialogNFD() {
  return ShowOpenFolderDialog();
}
 
std::string FileDialogWrapper::ShowOpenFolderDialogBespoke() {
  return ShowOpenFolderDialog();
}
 
}  // namespace util
}  // namespace yaze