course-learning-backend/src/main/java/cn/seecoder/courselearning/serviceimpl/RechargeServiceImpl.java

package cn.seecoder.courselearning.serviceimpl;

import cn.seecoder.courselearning.mapperservice.RechargeOrderMapper;
import cn.seecoder.courselearning.mapperservice.UserMapper;
import cn.seecoder.courselearning.po.RechargeOrder;
import cn.seecoder.courselearning.po.User;
import cn.seecoder.courselearning.service.RechargeService;
import cn.seecoder.courselearning.util.Constant;
import cn.seecoder.courselearning.vo.RechargeOrderVO;
import cn.seecoder.courselearning.vo.ResultVO;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.Date;

@Service
public class RechargeServiceImpl implements RechargeService {
    private static final Logger logger = LoggerFactory.getLogger(RechargeService.class);

    @Resource
    UserMapper userMapper;

    @Resource
    RechargeOrderMapper rechargeOrderMapper;

    @Override
    public ResultVO<RechargeOrderVO> rechargeAccount(RechargeOrderVO rechargeOrderVO) {
        ResultVO<RechargeOrderVO> ret = new ResultVO<>();
        Integer userId = rechargeOrderVO.getUserId();
        if(userId == null || userId <= 0){
            ret.setCode(Constant.REQUEST_FAIL);
            ret.setMsg("userId 参数无效");
        }else{
            User user = userMapper.selectByPrimaryKey(userId);
            if(user != null){
                try{
                    rechargeOrderVO.setCreateTime(new Date());
                    Integer value = rechargeOrderVO.getValue();
                    // 更新用户余额
                    userMapper.increaseBalance(userId, value);
                    RechargeOrder rechargeOrder = new RechargeOrder(rechargeOrderVO);
                    if(rechargeOrderMapper.insert(rechargeOrder) > 0){
                        ret.setCode(Constant.REQUEST_SUCCESS);
                        ret.setMsg("充值成功");
                        ret.setData(new RechargeOrderVO(rechargeOrder));
                    }else{
                        ret.setCode(Constant.REQUEST_FAIL);
                        ret.setMsg("系统错误");
                    }
                }catch (Exception e){
                    ret.setCode(Constant.REQUEST_FAIL);
                    ret.setMsg("服务器数据库系统出错，请咨询系统管理员");
                    logger.error("用户充值账号时出错", e);
                }
            }
        }
        return ret;
    }
}