Function LoadConfig

config.go:242–338

()

)

func LoadConfig() {
	configLock.Lock()
	defer configLock.Unlock()

	if config != nil {
		logger.Debug().Msg("config already loaded, skipping")
		return
	}

	// load the default config
	defaultConfig := getDefaultConfig()
	config = &defaultConfig

	file, err := os.Open(configPath)
	if err != nil {
		logger.Debug().Msg("default config file doesn't exist, using default")
		configSuccess.Set(1.0)
		configSuccessTime.SetToCurrentTime()
		return
	}
	defer file.Close()

	// load and merge the default config with the user config
	rawConfig, err := io.ReadAll(file)
	if err != nil {
		logger.Warn().Err(err).Msg("config file reading failed")
		configSuccess.Set(0.0)
		return
	}

	loadedConfig := defaultConfig
	if err := json.Unmarshal(rawConfig, &loadedConfig); err != nil {
		logger.Warn().Err(err).Msg("config file JSON parsing failed")
		configSuccess.Set(0.0)
		return
	}

	// merge the user config with the default config
	if loadedConfig.UsbConfig == nil {
		loadedConfig.UsbConfig = getDefaultConfig().UsbConfig
	}

	if loadedConfig.UsbDevices == nil {
		loadedConfig.UsbDevices = getDefaultConfig().UsbDevices
	} else if !usbDevicesConfigHasAudio(rawConfig) {
		loadedConfig.UsbDevices.Audio = defaultUsbDevices.Audio
	}

	if !loadedConfig.UsbDevices.Audio {
		loadedConfig.AudioEnabled = false
	}

	if loadedConfig.NetworkConfig == nil {
		loadedConfig.NetworkConfig = getDefaultConfig().NetworkConfig
	}

	if loadedConfig.JigglerConfig == nil {
		loadedConfig.JigglerConfig = getDefaultConfig().JigglerConfig