package com.example.survey.dao.impl;

import com.example.survey.dao.RoleDao;
import com.example.survey.entity.Role;
import com.example.survey.enumeration.AuthEnum;
import com.example.survey.enumeration.ResultEnum;
import com.example.survey.exception.RoleException;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Repository;

import java.util.List;
import java.util.Set;

/**
 * @author Pope
 */
@Log4j2
@Repository
public class RoleDaoImpl implements RoleDao {
    @Autowired
    private MongoTemplate mongoTemplate;

    @Override
    public void saveRole(Role role) {
        try {
            mongoTemplate.save(role);
        } catch (Exception e) {
            throw new RoleException(ResultEnum.ALREADY_EXIST_ROLE);
        }
    }

    @Override
    public Role selectRole(String name) {
        Query query = new Query(Criteria.where("name").is(name));
        return mongoTemplate.findOne(query, Role.class);
    }

    @Override
    public void deleteRole(String name) {
        Query query = new Query(Criteria.where("name").is(name));
        mongoTemplate.remove(query, Role.class);
    }

    @Override
    public List<Role> listRoleLimit(String name, int offset, int pageSize) {
        Criteria criteria = new Criteria();
        if (name != null) {
            criteria.and("name").regex(name);
        }
        Query query = new Query(criteria).skip(offset).limit(pageSize);
        return mongoTemplate.find(query, Role.class);
    }


    @Override
    public long countRole(String name) {
        Criteria criteria = new Criteria();
        if (name != null) {
            criteria.and("name").regex(name);
        }
        Query query = new Query(criteria);
        return mongoTemplate.count(query, Role.class);
    }

    @Override
    public boolean existRole(String name) {
        Query query = new Query(Criteria.where("name").is(name));
        return mongoTemplate.exists(query,Role.class);
    }
}