package command

import (
	"fmt"
	"strings"

	"github.com/mitchellh/cli"
	"github.com/posener/complete"
)

var _ cli.Command = (*OperatorRaftConfigurationCommand)(nil)
var _ cli.CommandAutocomplete = (*OperatorRaftConfigurationCommand)(nil)

type OperatorRaftConfigurationCommand struct {
	*BaseCommand
}

func (c *OperatorRaftConfigurationCommand) Synopsis() string {
	return "Returns the raft cluster configuration"
}

func (c *OperatorRaftConfigurationCommand) Help() string {
	helpText := `
Usage: vault operator raft configuration

  Provides the details of all the peers in the raft cluster.

	  $ vault operator raft configuration

` + c.Flags().Help()

	return strings.TrimSpace(helpText)
}

func (c *OperatorRaftConfigurationCommand) Flags() *FlagSets {
	set := c.flagSet(FlagSetHTTP | FlagSetOutputFormat)

	return set
}

func (c *OperatorRaftConfigurationCommand) AutocompleteArgs() complete.Predictor {
	return complete.PredictAnything
}

func (c *OperatorRaftConfigurationCommand) AutocompleteFlags() complete.Flags {
	return c.Flags().Completions()
}

func (c *OperatorRaftConfigurationCommand) Run(args []string) int {
	f := c.Flags()

	if err := f.Parse(args); err != nil {
		c.UI.Error(err.Error())
		return 1
	}

	client, err := c.Client()
	if err != nil {
		c.UI.Error(err.Error())
		return 2
	}

	secret, err := client.Logical().Read("sys/storage/raft/configuration")
	if err != nil {
		c.UI.Error(fmt.Sprintf("Error reading the raft cluster configuration: %s", err))
		return 2
	}

	OutputSecret(c.UI, secret)

	return 0
}