package useCases

import (
	"RenewCMS/internal/domain/hash"
	"RenewCMS/internal/domain/user"
	"time"
)

type ResetPasswordUseCase struct {
	userRepository user.Repository
	hasher         hash.Hasher
}

func NewResetPasswordUseCase(userRepository user.Repository, hasher hash.Hasher) *ResetPasswordUseCase {
	return &ResetPasswordUseCase{userRepository, hasher}
}

func (r *ResetPasswordUseCase) ResetPassword(email string, code string, newPassword string) error {
	dbUser, err := r.userRepository.GetByEmail(email)
	if err != nil {
		return user.ErrInvalidPasswordResetCode
	}

	if dbUser.PasswordResetCode == "" || r.hasher.Compare(dbUser.PasswordResetCode, code) != nil {
		return user.ErrInvalidPasswordResetCode
	}

	if time.Now().After(dbUser.PasswordResetExpiration) {
		return user.ErrPasswordResetCodeExpired
	}

	hashedPassword, err := r.hasher.Hash(newPassword)
	if err != nil {
		return err
	}

	_, err = r.userRepository.ResetPassword(dbUser.ID, hashedPassword)
	return err
}