package utils

import "golang.org/x/crypto/bcrypt"

// adapted from https://www.gregorygaines.com/blog/how-to-properly-hash-and-salt-passwords-in-golang-bcrypt/
// hashPassword Hash password using bcrypt and
func HashPassword(password string) (string, error) {
	// Convert password string to byte slice
	var passwordBytes = []byte(password)
	// Hash password with Bcrypt's default cost
	hashedPasswordBytes, err := bcrypt.
		GenerateFromPassword(passwordBytes, bcrypt.DefaultCost)

	return string(hashedPasswordBytes), err

}

// DoPasswordsMatch Check if two passwords match using Bcrypt's CompareHashAndPassword
// which return nil on success and an error on failure.
func DoPasswordsMatch(hashedPassword, currPassword string) bool {
	err := bcrypt.CompareHashAndPassword(
		[]byte(hashedPassword), []byte(currPassword))

	return err == nil
}