package useCases

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

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

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

func (v *VerifyUserUseCase) Verify(userId uint32, code string) (user.User, error) {
	dbUser, err := v.userRepository.Get(userId)
	if err != nil {
		return user.User{}, err
	}

	if dbUser.VerificationCode == "" || v.hasher.Compare(dbUser.VerificationCode, code) != nil {
		return user.User{}, user.ErrInvalidVerificationCode
	}

	if time.Now().After(dbUser.VerificationExpiration) {
		return user.User{}, user.ErrVerificationCodeExpired
	}

	return v.userRepository.ClearVerificationCode(userId)
}