/*
Copyright © Brian Buller <brian@bullercodeworks.com>
*/
package cmd

import (
	"fmt"
	"strings"

	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

// configCmd represents the config command
var configCmd = &cobra.Command{
	Use:   "config",
	Short: "View/Edit Config",
	RunE: func(cmd *cobra.Command, args []string) error {
		setVal := func(k, v string) error {
			viper.Set(k, v)
			return viper.WriteConfig()
		}

		switch len(args) {
		case 0:
			// List all config keys
			all := viper.AllKeys()
			for i := range all {
				fmt.Printf("%s: %s\n", all[i], viper.Get(all[i]))
			}
			return nil
		case 1:
			k := args[0]
			if strings.Contains(k, "=") {
				// This is actually a set
				pts := strings.Split(k, "=")
				if viper.IsSet(pts[0]) {
					return setVal(pts[0], pts[1])
				} else {
					return fmt.Errorf("no config value found for %s", pts[0])
				}
				return nil
			}
			// Show a config key/value
			if viper.IsSet(k) {
				fmt.Printf("%s: %s\n", k, viper.Get(k))
			} else {
				return fmt.Errorf("no config value found for %s", k)
			}
			return nil
		case 2:
			// Setting a config value
			if !viper.IsSet(args[0]) {
				return fmt.Errorf("no config value found for %s", args[0])
			}
			return setVal(args[0], args[1])
		}
		return nil
	},
}

func init() {
	rootCmd.AddCommand(configCmd)
}