package main

import (
	"github.com/spf13/pflag"
	"github.com/spf13/viper"
)

const (
	configPort  = "Port"
	defaultPort = 3333
	flagPort    = "port"

	configTLSEnabled  = "TLS.Enabled"
	defaultTLSEnabled = true
	flagTLSEnabled    = "tls-enabled"

	configTLSCert  = "TLS.Cert"
	defaultTLSCert = ""
	flagTLSCert    = "tls-cert"

	configTLSKey  = "TLS.Key"
	defaultTLSKey = ""
	flagTLSKey    = "tls-key"
)

// BindClientFlags declares client-related flags and config options in the specified *pflag.FlagSet
func BindFlags(set *pflag.FlagSet) error {
	// Credentials -> seulement par config

	set.Int(flagPort, defaultPort, "User interface port")
	if err := viper.BindPFlag(configPort, set.Lookup(flagPort)); err != nil {
		return err
	}

	set.Bool(flagTLSEnabled, defaultTLSEnabled, "User interface TLS state")
	if err := viper.BindPFlag(configTLSEnabled, set.Lookup(flagTLSEnabled)); err != nil {
		return err
	}

	set.String(flagTLSKey, defaultTLSKey, "User interface TLS private key (or path to file)")
	if err := viper.BindPFlag(configTLSKey, set.Lookup(flagTLSKey)); err != nil {
		return err
	}

	set.String(flagTLSCert, defaultTLSCert, "User interface TLS certificate (or path to file)")
	if err := viper.BindPFlag(configTLSCert, set.Lookup(flagTLSCert)); err != nil {
		return err
	}

	return nil
}