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| package com.mysql.service;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.mysql.entity.User;
import com.mysql.mapper.UserMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.time.LocalDateTime;
import java.util.List;
@Slf4j
@Service
public class UserService extends ServiceImpl<UserMapper, User> {
@Autowired
private UserMapper userMapper;
@Transactional
public User createUser(User user) {
try {
log.info("创建用户: {}", user.getUsername());
user.setCreateTime(LocalDateTime.now());
user.setUpdateTime(LocalDateTime.now());
user.setStatus("ACTIVE");
user.setDeleted(0);
userMapper.insert(user);
log.info("用户创建成功: id={}", user.getId());
return user;
} catch (Exception e) {
log.error("创建用户失败", e);
throw new RuntimeException("创建用户失败", e);
}
}
@Transactional
public boolean updateUser(User user) {
try {
log.info("更新用户: id={}", user.getId());
user.setUpdateTime(LocalDateTime.now());
boolean result = updateById(user);
log.info("用户更新结果: id={}, result={}", user.getId(), result);
return result;
} catch (Exception e) {
log.error("更新用户失败: id={}", user.getId(), e);
throw new RuntimeException("更新用户失败", e);
}
}
@Transactional
public boolean deleteUser(Long userId) {
try {
log.info("删除用户: id={}", userId);
boolean result = removeById(userId);
log.info("用户删除结果: id={}, result={}", userId, result);
return result;
} catch (Exception e) {
log.error("删除用户失败: id={}", userId, e);
throw new RuntimeException("删除用户失败", e);
}
}
public User getUserById(Long userId) {
try {
log.debug("查询用户: id={}", userId);
User user = getById(userId);
log.debug("用户查询结果: id={}, username={}", userId,
user != null ? user.getUsername() : "null");
return user;
} catch (Exception e) {
log.error("查询用户失败: id={}", userId, e);
throw new RuntimeException("查询用户失败", e);
}
}
public User getUserByUsername(String username) {
try {
log.debug("根据用户名查询用户: username={}", username);
QueryWrapper<User> queryWrapper = new QueryWrapper<>();
queryWrapper.eq("username", username);
queryWrapper.eq("deleted", 0);
User user = getOne(queryWrapper);
log.debug("用户查询结果: username={}, id={}", username,
user != null ? user.getId() : "null");
return user;
} catch (Exception e) {
log.error("根据用户名查询用户失败: username={}", username, e);
throw new RuntimeException("查询用户失败", e);
}
}
public List<User> getUserList(int page, int size) {
try {
log.debug("查询用户列表: page={}, size={}", page, size);
QueryWrapper<User> queryWrapper = new QueryWrapper<>();
queryWrapper.eq("deleted", 0);
queryWrapper.orderByDesc("create_time");
queryWrapper.last("LIMIT " + (page - 1) * size + ", " + size);
List<User> users = list(queryWrapper);
log.debug("用户列表查询结果: count={}", users.size());
return users;
} catch (Exception e) {
log.error("查询用户列表失败", e);
throw new RuntimeException("查询用户列表失败", e);
}
}
@Transactional
public boolean updateUserStatus(Long userId, String status) {
try {
log.info("更新用户状态: id={}, status={}", userId, status);
User user = new User();
user.setId(userId);
user.setStatus(status);
user.setUpdateTime(LocalDateTime.now());
boolean result = updateById(user);
log.info("用户状态更新结果: id={}, status={}, result={}", userId, status, result);
return result;
} catch (Exception e) {
log.error("更新用户状态失败: id={}, status={}", userId, status, e);
throw new RuntimeException("更新用户状态失败", e);
}
}
}
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