23 lines
895 B
Kotlin

package be.simplenotes.domain.usecases.users.register
import arrow.core.Either
import arrow.core.filterOrElse
import arrow.core.leftIfNull
import be.simplenotes.types.PersistedUser
import be.simplenotes.domain.security.PasswordHash
import be.simplenotes.domain.usecases.repositories.UserRepository
import be.simplenotes.domain.validation.UserValidations
internal class RegisterUseCaseImpl(
private val userRepository: UserRepository,
private val passwordHash: PasswordHash
) : RegisterUseCase {
override fun register(form: RegisterForm): Either<RegisterError, PersistedUser> {
return UserValidations.validateRegister(form)
.filterOrElse({ !userRepository.exists(it.username) }, { UserExists })
.map { it.copy(password = passwordHash.crypt(it.password)) }
.map { userRepository.create(it) }
.leftIfNull { UserExists }
}
}