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			136 lines
		
	
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			136 lines
		
	
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include <scwx/qt/manager/settings_manager.hpp>
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#include <scwx/qt/util/json.hpp>
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#include <scwx/util/logger.hpp>
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#include <filesystem>
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#include <fstream>
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#include <QDir>
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#include <QStandardPaths>
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namespace scwx
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{
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namespace qt
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{
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namespace manager
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{
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namespace SettingsManager
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{
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static const std::string logPrefix_ = "scwx::qt::manager::settings_manager";
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static const auto        logger_    = scwx::util::Logger::Create(logPrefix_);
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static const std::string kGeneralKey = "general";
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static const std::string kMapKey     = "maps";
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static const std::string kPaletteKey = "palette";
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static std::shared_ptr<settings::GeneralSettings> generalSettings_ = nullptr;
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static std::shared_ptr<settings::MapSettings>     mapSettings_     = nullptr;
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static std::shared_ptr<settings::PaletteSettings> paletteSettings_ = nullptr;
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static boost::json::value ConvertSettingsToJson();
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static void               GenerateDefaultSettings();
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static bool               LoadSettings(const boost::json::object& settingsJson);
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void Initialize()
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{
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   std::string appDataPath {
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      QStandardPaths::writableLocation(QStandardPaths::AppDataLocation)
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         .toStdString()};
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   if (!std::filesystem::exists(appDataPath))
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   {
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      if (!std::filesystem::create_directories(appDataPath))
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      {
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         logger_->error("Unable to create application data directory: \"{}\"",
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                        appDataPath);
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      }
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   }
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   std::string settingsPath {appDataPath + "/settings.json"};
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   ReadSettings(settingsPath);
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}
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void ReadSettings(const std::string& settingsPath)
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{
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   boost::json::value settingsJson = nullptr;
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   if (std::filesystem::exists(settingsPath))
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   {
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      settingsJson = util::json::ReadJsonFile(settingsPath);
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   }
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   if (settingsJson == nullptr || !settingsJson.is_object())
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   {
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      GenerateDefaultSettings();
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      settingsJson = ConvertSettingsToJson();
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      util::json::WriteJsonFile(settingsPath, settingsJson);
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   }
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   else
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   {
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      bool jsonDirty = LoadSettings(settingsJson.as_object());
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      if (jsonDirty)
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      {
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         settingsJson = ConvertSettingsToJson();
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         util::json::WriteJsonFile(settingsPath, settingsJson);
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      }
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   };
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}
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std::shared_ptr<settings::GeneralSettings> general_settings()
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{
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   return generalSettings_;
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}
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std::shared_ptr<settings::MapSettings> map_settings()
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{
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   return mapSettings_;
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}
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std::shared_ptr<settings::PaletteSettings> palette_settings()
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{
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   return paletteSettings_;
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}
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static boost::json::value ConvertSettingsToJson()
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{
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   boost::json::object settingsJson;
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   settingsJson[kGeneralKey] = generalSettings_->ToJson();
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   settingsJson[kMapKey]     = mapSettings_->ToJson();
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   settingsJson[kPaletteKey] = paletteSettings_->ToJson();
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   return settingsJson;
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}
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static void GenerateDefaultSettings()
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{
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   logger_->info("Generating default settings");
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   generalSettings_ = settings::GeneralSettings::Create();
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   mapSettings_     = settings::MapSettings::Create();
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   paletteSettings_ = settings::PaletteSettings::Create();
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}
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static bool LoadSettings(const boost::json::object& settingsJson)
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{
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   logger_->info("Loading settings");
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   bool jsonDirty = false;
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   generalSettings_ = settings::GeneralSettings::Load(
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      settingsJson.if_contains(kGeneralKey), jsonDirty);
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   mapSettings_ =
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      settings::MapSettings::Load(settingsJson.if_contains(kMapKey), jsonDirty);
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   paletteSettings_ = settings::PaletteSettings::Load(
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      settingsJson.if_contains(kPaletteKey), jsonDirty);
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   return jsonDirty;
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}
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} // namespace SettingsManager
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} // namespace manager
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} // namespace qt
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} // namespace scwx
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