package ssh

import (
	"errors"
	"time"

	"golang.org/x/term"
)

func (s *Server) newPassword() error {
	password, err := s.uc.GenNewPassword()
	if err != nil {
		s.log.Error("failed to generate new password", "err", err)
		return err
	}
	s.log.Info("new server password generated", "password", password)
	return nil
}

// get user password from terminal
func (s *Server) passwordRequest(term *term.Terminal) error {
	// check password
	attempts := 3
	for {
		pass, err := term.ReadPassword("Enter your password: ")
		if err != nil {
			return err
		}
		ok, err := s.uc.PasswordExists(pass)
		if err != nil {
			return err
		}
		if ok {
			term.Write([]byte("Login success\n"))
			return nil
		}
		time.Sleep(time.Second * 1)
		attempts -= 1
		if attempts <= 0 {
			return errors.New("invalid password")
		}
		term.Write([]byte("Permission denied, please try again.\n"))
	}
}