package crypto

import (
	"crypto/sha512"
	"encoding/hex"

	"edge-infra.dev/pkg/lib/crypto/randomizer"
)

var (
	EdgeBootstrapTokenLength = 32
)

func GenerateRandomEdgeBootstrapToken() (Credential, error) {
	token, err := randomizer.GenerateRandomBytes(EdgeBootstrapTokenLength)
	if err != nil {
		return sha512Credential{}, err
	}
	encodedTokenHex := hex.EncodeToString(token)
	hashedPwd := HashEdgeBootstrapToken([]byte(encodedTokenHex))
	return sha512Credential{plainTextPwd: encodedTokenHex, hashedPwd: hashedPwd, salt: []byte("")}, nil
}

func HashEdgeBootstrapToken(token []byte) []byte {
	sha512Hasher := sha512.New()
	sha512Hasher.Write(token)
	return sha512Hasher.Sum(nil)
}