func getRawMoonSettings() (rawMoonSettings *rawMoonSettingsStruct) {
rawMoonSettings = &rawMoonSettingsStruct{
BackgroundColor: -1,
ForegroundColor: -1,
LogMaxAgeInHours: defaultLogMaxAgeInHours,
}
userDir, err := caravel.GetUserDirectory()
if err != nil {
return rawMoonSettings
}
userSettingsPath := filepath.Join(userDir, userSettingsFileName)
if !caravel.FileExists(userSettingsPath) {
return rawMoonSettings
}
rawSettingsBytes, err := ioutil.ReadFile(userSettingsPath)
if err != nil {
return rawMoonSettings
}
err = json.Unmarshal(rawSettingsBytes, rawMoonSettings)
if err != nil {
return &rawMoonSettingsStruct{}
}
log.Debug("Settings file content: %#v", rawMoonSettings)
return rawMoonSettings
}
func getMoonSettings() *MoonSettings {
if moonSettings != nil {
return moonSettings
}
rawMoonSettings := getRawMoonSettings()
moonSettings = &MoonSettings{}
if rawMoonSettings.LocalDirectory != "" {
moonSettings.localDirectory = rawMoonSettings.LocalDirectory
} else {
userDir, err := caravel.GetUserDirectory()
if err != nil {
log.Error("Cannot retrieve the user's directory")
os.Exit(v3.ExitCodeError)
}
moonSettings.localDirectory = filepath.Join(userDir, defaultLocalDirName)
}
moonSettings.galleryDirectory = filepath.Join(moonSettings.localDirectory, galleryDirName)
moonSettings.logsDirectory = filepath.Join(moonSettings.localDirectory, logsDirName)
if rawMoonSettings.BufferSize > 0 {
moonSettings.bufferSize = rawMoonSettings.BufferSize
} else {
moonSettings.bufferSize = defaultBufferSize
}
moonSettings.loggingLevel = parseLoggingLevel(rawMoonSettings.LoggingLevel)
moonSettings.skipAppOutput = rawMoonSettings.SkipAppOutput
if 0 <= rawMoonSettings.BackgroundColor && rawMoonSettings.BackgroundColor <= 255 {
moonSettings.backgroundColor = rawMoonSettings.BackgroundColor
} else {
moonSettings.backgroundColor = defaultBackgroundColor
}
if 0 <= rawMoonSettings.ForegroundColor && rawMoonSettings.ForegroundColor <= 255 {
moonSettings.foregroundColor = rawMoonSettings.ForegroundColor
} else {
moonSettings.foregroundColor = defaultForegroundColor
}
return moonSettings
}