package cmd

import (
	"fmt"
	"os"

	"github.com/mitchellh/go-homedir"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

var (
	// Used for flags.
	cfgFile     string
	userLicense string

	rootCmd = &cobra.Command{
		Use:   "sn",
		Short: "A shell utility program",
	}
)

// Execute executes the root command.
func Execute() error {
	return rootCmd.Execute()
}

func er(msg interface{}) {
	fmt.Println("Error:", msg)
	os.Exit(1)
}

func init() {
	cobra.OnInitialize(initConfig)
}

func initConfig() {
	home, err := homedir.Dir()
	if err != nil {
		er(err)
	}

	// Search config in home directory with name ".cobra" (without extension).
	viper.AddConfigPath(home)
	viper.SetConfigName(".sneak")

	viper.AutomaticEnv()

	if err := viper.ReadInConfig(); err == nil {
		fmt.Println("Using config file:", viper.ConfigFileUsed())
	}
}