#include <SettingsWindow.hpp>
#include <fmt/core.h>
#include <nfd.hpp>
#include <log.hpp> 
#include <JSONUtils.hpp>

std::string savePath;

SettingsWindow::SettingsWindow() : settings{JSONOpenOrCreate("resources/settings.json")} {
  keyMap = inputSettings.GetMappedKeys();

  savesFolder.setName(fmt::format("Save path: {}",
                      JSONGetField<std::string>(settings, "general", "savePath")));

  tabs.addTab({"General", [&]() {
    if(savesFolder.render()) {
      NFD::Guard guard;
      NFD::UniquePath outPath;

      auto result = NFD::PickFolder(outPath);
      if(result == NFD_CANCEL)
        return;
      if(result == NFD_ERROR)
        Util::panic("Error: {}", NFD::GetError());

      savesFolder.setName(fmt::format("Save path: {}", outPath.get()));
      JSONSetField(settings, "general", "savePath", outPath.get());
      apply.setEnabled(true);
    }
  }}); 

  tabs.addTab({"CPU", [&]() {
    if(cpuSettings.render()) {
      if(cpuSettings.getModified())
        apply.setEnabled(true);
    }
  }}); 

  tabs.addTab({"Audio", [&]() {
    if(audioSettings.render()) {
      if(audioSettings.getModified())
        apply.setEnabled(true);
    }
  }}); 

  tabs.addTab({"Input", [&]() {
    if(inputSettings.render()) {
      if(inputSettings.getModified())
        apply.setEnabled(true);
    }
  }}); 

  apply.setEnabled(false);

  popup.setOnOpen([&]() {
    inputSettings.RegisterEventWatchers();
  });

  popup.setOnClose([&]() {
    inputSettings.UnregisterEventWatchers();
  });

  popup.setFunc([&]() {
    tabs.render();

    if(apply.render()) {
      auto newMap = inputSettings.GetMappedKeys();
      if (keyMap != newMap)
        keyMap = newMap;
  
      apply.setEnabled(false);
      std::ofstream file("resources/settings.json");
      file << settings;
      file.close();
    }
  
    ImGui::SameLine();

    if(ImGui::Button("Cancel")) {
      popup.setOpened(false);
      ImGui::CloseCurrentPopup();
    }
  });
}

bool SettingsWindow::render() {
  if(popup.render())
    return true;

  return false;
}