backend/src/main/java/nju/seec/helper/dao/UserDAO.java

package nju.seec.helper.dao;

import nju.seec.helper.entity.User;
import nju.seec.helper.enums.ExceptionType;
import nju.seec.helper.exception.HelperException;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.stereotype.Repository;

import java.util.Optional;
import java.util.Set;

/**
 * @author cst
 */
@Repository
public interface UserDAO extends JpaRepository<User, Long>, JpaSpecificationExecutor<User> {
    /**
     * 封装findById
     *
     * @param id
     * @return
     */
    default User findUserById(Long id) {
        return this.findById(id)
                .orElseThrow(() -> HelperException.of(ExceptionType.NOT_FOUND, "找不到用户信息"));
    }

//    /**
////     * 检查邮箱是否已存在
////     *
////     * @param email
////     * @return
////     */
////    boolean existsByEmail(String email);
////
////
////    /**
////     * 检查手机号是否已存在
////     *
////     * @param phone
////     * @return
////     */
////    boolean existsByPhone(String phone);
////
////    /**
////     * 邮箱密码匹配
////     *
////     * @param email
////     * @param password
////     * @return
////     */
////    Optional<User> findByEmailAndPassword(String email, String password);
////
////    /**
////     * 根据邮箱查询
////     *
////     * @param email
////     * @return
////     */
////    Optional<User> findByEmail(String email);

    /**
     * 根据手机号查询
     *
     * @param phone
     * @return
     */
    Optional<User> findByPhone(String phone);

    /**
     * 根据PID查询
     *
     * @param pid
     * @return
     */
    Optional<User> findByPid(Long pid);

    /**
     * ID列表查询
     *
     * @param ids
     * @param pageable
     * @return
     */
    Page<User> findByIdIn(Set<Long> ids, Pageable pageable);
}