package net.halfbinary.scavengerhuntapi.service

import net.halfbinary.scavengerhuntapi.repository.HunterRepository
import org.springframework.security.core.authority.SimpleGrantedAuthority
import org.springframework.security.core.userdetails.User
import org.springframework.security.core.userdetails.UserDetails
import org.springframework.security.core.userdetails.UserDetailsService
import org.springframework.security.core.userdetails.UsernameNotFoundException
import org.springframework.stereotype.Service
import java.util.*


@Service
class HunterDetailsService(private val hunterRepository: HunterRepository): UserDetailsService {
    override fun loadUserByUsername(username: String): UserDetails {
        hunterRepository.findByEmail(username)
            ?.let { hunter ->
                val hunterAuthorities =
                    if (hunter.isAdmin) {
                        SimpleGrantedAuthority("ROLE_ADMIN")
                    } else {
                        SimpleGrantedAuthority("ROLE_USER")
                    }
                return User(
                    hunter.email,
                    hunter.password,
                    Collections.singleton(hunterAuthorities)
                )
            }
        throw UsernameNotFoundException("User Not Found with username: $username")
    }
}