package kr.wisestone.owl.service.impl;

import com.google.common.collect.Lists;
import kr.wisestone.owl.domain.Project;
import kr.wisestone.owl.domain.UserInvite;
import kr.wisestone.owl.domain.UserInviteProject;
import kr.wisestone.owl.repository.UserInviteProjectRepository;
import kr.wisestone.owl.service.ProjectService;
import kr.wisestone.owl.service.UserInviteProjectService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.List;

@Service
public class UserInviteProjectServiceImpl extends AbstractServiceImpl<UserInviteProject, Long, JpaRepository<UserInviteProject, Long>> implements UserInviteProjectService {

    private static final Logger log = LoggerFactory.getLogger(UserInviteProjectServiceImpl.class);

    @Autowired
    private UserInviteProjectRepository userInviteProjectRepository;

    @Autowired
    private ProjectService projectService;

    @Override
    protected JpaRepository<UserInviteProject, Long> getRepository() {
        return this.userInviteProjectRepository;
    }

    @Override
    @Transactional
    public List<UserInviteProject> addUserInviteProject(List<Long> projectIds, UserInvite userInvite) {
        List<UserInviteProject> userInviteProjects = Lists.newArrayList();

        for (Long projectId : projectIds) {
            Project project = this.projectService.getProject(projectId);

            if (project != null) {
                //  이미 해당 워크스페이스에서 해당 프로젝트를 초대한 정보가 있으면 더이상 추가하지 않는다.
                List<UserInviteProject> userInviteProjectList = this.userInviteProjectRepository.findByUserInviteIdAndProjectId(userInvite.getId(), project.getId());

                if (userInviteProjectList.isEmpty()) {
                    UserInviteProject userInviteProject = new UserInviteProject(userInvite, project);
                    userInviteProjects.add(userInviteProject);
                }
            }
        }

        return userInviteProjects;
    }
}