package cmd

import (
	"fmt"
	"net/url"
	"strings"

	"github.com/go-acme/lego/v4/lego"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
	"local-ip.sh/utils"
)

var command = &cobra.Command{
	Use: "local-ip.sh",
	PreRun: func(cmd *cobra.Command, args []string) {
		nameservers, err := cmd.Flags().GetString("nameservers")
		if err != nil {
			utils.Logger.Fatal().Err(err).Msg("Unexpected error")
		}
		viper.Set("NameServers", strings.Split(nameservers, ","))

		staging, err := cmd.Flags().GetBool("staging")
		if err != nil {
			utils.Logger.Fatal().Err(err).Msg("Unexpected error")
		}

		var caDir string
		if staging {
			caDir = lego.LEDirectoryStaging
		} else {
			caDir = lego.LEDirectoryProduction
		}
		viper.Set("CADirURL", caDir)

		parsedCaDirUrl, _ := url.Parse(caDir)
		caDirHostname := parsedCaDirUrl.Hostname()
		email := viper.GetString("Email")

		viper.Set("AccountFilePath", fmt.Sprintf("./.lego/accounts/%s/%s/account.json", caDirHostname, email))
		viper.Set("KeyFilePath", fmt.Sprintf("./.lego/accounts/%s/%s/keys/%s.key", caDirHostname, email, email))

		utils.InitConfig()
	},
	Run: func(cmd *cobra.Command, args []string) {
		c := utils.GetConfig()
		fmt.Printf("%#v\n", c)
		fmt.Println(c)
		// n := xip.NewXip()

		// go func() {
		// 	account := certs.LoadAccount()
		// 	certsClient := certs.NewCertsClient(n, account)

		// 	time.Sleep(5 * time.Second)
		// 	certsClient.RequestCertificates()

		// 	for {
		// 		// try to renew certificate every day
		// 		time.Sleep(24 * time.Hour)
		// 		certsClient.RequestCertificates()
		// 	}
		// }()

		// go http.ServeHttp()

		// n.StartServer()
	},
}

func Execute() {
	command.Flags().Uint("dns-port", 53, "Port for the DNS server")
	viper.BindPFlag("dns-port", command.Flags().Lookup("dns-port"))

	command.Flags().Uint("http-port", 80, "Port for the HTTP server")
	viper.BindPFlag("http-port", command.Flags().Lookup("http-port"))

	command.Flags().Uint("https-port", 443, "Port for the HTTPS server")
	viper.BindPFlag("https-port", command.Flags().Lookup("https-port"))

	command.Flags().Bool("staging", false, "Enable to use the Let's Encrypt staging environment to obtain certificates")
	viper.BindPFlag("staging", command.Flags().Lookup("staging"))

	command.Flags().String("domain", "", "Root domain (required)")
	command.MarkFlagRequired("domain")
	viper.BindPFlag("domain", command.Flags().Lookup("domain"))

	command.Flags().String("email", "", "ACME account email address (required)")
	command.MarkFlagRequired("email")
	viper.BindPFlag("email", command.Flags().Lookup("email"))

	command.Flags().String("nameservers", "", "List of nameservers separated by commas")
	command.MarkFlagRequired("nameservers")

	if err := command.Execute(); err != nil {
		utils.Logger.Fatal().Err(err).Msg("")
	}
}