cmd

var RootCmd = &cobra.Command{
	Use:   "lora-mapper",
	Short: "Tool to create coverage maps for LoRa network",
	Long:  `lora-mapper is a tool to create coverage maps for existing LoRa networks`,
	PersistentPreRun: func(cmd *cobra.Command, args []string) {
		var logLevel = log.InfoLevel
		var logHandlers []log.Handler

		if verbose {
			logHandlers = append(logHandlers, cliHandler.Default)
		}

		if debug {
			logLevel = log.DebugLevel
		}

		absLogFileLocation, err := filepath.Abs("lora-mapper.log")
		if err != nil {
			panic(err)
		}
		logFile, err = os.OpenFile(absLogFileLocation, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0644)
		if err != nil {
			panic(err)
		}
		if err == nil {
			logHandlers = append(logHandlers, textHandler.New(logFile))
		}

		log.SetHandler(multiHandler.New(logHandlers...))
		log.SetLevel(logLevel)
	},

	PersistentPostRun: func(cmd *cobra.Command, args []string) {
		if logFile != nil {
			logFile.Close()
		}
	},
}