package com.airlock.iam.login.domain.model.idpropagation;

import com.airlock.iam.base.api.domain.model.plugin.LogicForConfig;
import com.airlock.iam.common.api.domain.model.role.Role;
import com.airlock.iam.common.api.domain.model.user.UserIdentity;
import com.airlock.iam.flow.shared.domain.model.valueprovider.RoleProvider;
import com.airlock.iam.login.application.configuration.targetapp.CombiningRoleProviderConfig;
import jakarta.inject.Inject;
import jakarta.inject.Provider;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;

@LogicForConfig(CombiningRoleProviderConfig.class)
public final class CombiningRoleProvider implements RoleProvider {
   private final Provider<List<RoleProvider>> roleProviders;

   @Inject
   public CombiningRoleProvider(Provider<List<RoleProvider>> roleProviders) {
      this.roleProviders = roleProviders;
   }

   @Override
   public Set<Role> provideRoles(UserIdentity userId) {
      return ((List)this.roleProviders.get()).stream().flatMap(provider -> provider.provideRoles(userId).stream()).collect(Collectors.toSet());
   }
}