// Copyright © 2017 Mikael Berthe <mikael@lilotux.net>

//

// Licensed under the MIT license.

// Please see the LICENSE file is this directory.

package cmd

import (

	"os"

	"github.com/spf13/cobra"

	"github.com/spf13/viper"

	"github.com/McKael/madonctl/printer"

)

var configCmd = &cobra.Command{

	Use:   "config",

	Short: "Display configuration",

}

func init() {

	RootCmd.AddCommand(configCmd)

	// Subcommands

	configCmd.AddCommand(configSubcommands...)

}

var configSubcommands = []*cobra.Command{

	&cobra.Command{

		Use:   "dump",

		Short: "Dump the configuration",

		RunE: func(cmd *cobra.Command, args []string) error {

			return configDump()

		},

	},

	&cobra.Command{

		Use:     "whoami",

		Aliases: []string{"token"},

		Short:   "Display user token",

		RunE: func(cmd *cobra.Command, args []string) error {

			return configDisplayToken()

		},

	},

}

const configurationTemplate = `---

instance: '{{.InstanceURL}}'

app_id: '{{.ID}}'

app_secret: '{{.Secret}}'

{{if .UserToken}}token: {{.UserToken.access_token}}{{else}}#token: ''{{end}}

#login: ''

#password: ''

safe_mode: true

...

`

func configDump() error {

	if viper.GetBool("safe_mode") {

		errPrint("Cannot dump: disabled by configuration (safe_mode)")

		return nil

	}

	if err := madonInitClient(); err != nil {

		return err

	}

	// Try to sign in if a login was provided

	if viper.GetString("token") != "" || viper.GetString("login") != "" {

		if err := madonLogin(); err != nil {

			errPrint("Error: could not log in: %s", err)

			os.Exit(-1)

		}

	}

	var p printer.ResourcePrinter

	var err error

	if getOutputFormat() == "plain" {

		cfile := viper.ConfigFileUsed()

		if cfile == "" {

			cfile = defaultConfigFile

		}

		errPrint("You can copy the following lines into a configuration file.")

		errPrint("E.g. %s -i INSTANCE -L USERNAME -P PASS config dump > %s\n", AppName, cfile)

		p, err = printer.NewPrinterTemplate(configurationTemplate)

	} else {

		p, err = getPrinter()

	}

	if err != nil {

		return err

	}

	return p.PrintObj(gClient, nil, "")

}

func configDisplayToken() error {

	if viper.GetBool("safe_mode") {

		errPrint("Cannot dump: disabled by configuration (safe_mode)")

		return nil

	}

	if err := madonInit(true); err != nil {

		return err

	}

	p, err := getPrinter()

	if err != nil {

		return err

	}

	return p.PrintObj(gClient.UserToken, nil, "")

}