package cmd

import (
	"crypto/ed25519"
	"crypto/rand"
	"encoding/json"
	"fmt"

	"git.1in9.net/raider/wroofauth/internal/keystore"
	"github.com/lestrrat-go/jwx/jwk"
	"github.com/spf13/cobra"
)

// generateKeysCmd represents the generateKeys command
var generateKeysCmd = &cobra.Command{
	Use:   "generate-keys",
	Short: "Generates a new keys",
	Run: func(cmd *cobra.Command, args []string) {
		public, private, err := ed25519.GenerateKey(rand.Reader)
		if err != nil {
			cmd.PrintErrln(err)
			return
		}

		key, err := jwk.New(private)
		if err != nil {
			cmd.PrintErrln(err)
			return
		}

		keyPublic, err := jwk.New(public)
		if err != nil {
			cmd.PrintErrln(err)
			return
		}

		kid, err := keystore.GenerateKeyID()
		if err != nil {
			cmd.PrintErrln(err)
			return
		}

		key.Set(jwk.KeyIDKey, kid)
		keyPublic.Set(jwk.KeyIDKey, kid)
		key.Set(jwk.AlgorithmKey, "EdDSA")
		keyPublic.Set(jwk.AlgorithmKey, "EdDSA")

		keystore.Global.Add(key)
		keystore.Global.Add(keyPublic)

		buf, err := json.MarshalIndent(keystore.Global, "", "  ")
		if err != nil {
			fmt.Printf("failed to marshal key into JSON: %s\n", err)
			return
		}
		fmt.Printf("%s\n", buf)

	},
}

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