gold-java/src/main/java/com/example/demo/serviceImpl/ConsumeServiceImpl.java

package com.example.demo.serviceImpl;

import com.example.demo.domain.vo.Consume;
import com.example.demo.domain.vo.Gold;
import com.example.demo.mapper.ConsumeMapper;
import com.example.demo.service.ConsumeService;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * @program: gold-java
 * @ClassName ConsumeServiceImpl
 * @description: 消费模块
 * @author: Double
 * @create: 2025−06-23 13:58
 * @Version 1.0
 **/

@Service
public class ConsumeServiceImpl implements ConsumeService {

    @Autowired
    private ConsumeMapper consumeMapper;

    //消耗明细
    @Override
    public PageInfo<Consume> selectAll(Integer pageNum, Integer pageSize) {
        PageHelper.startPage(pageNum, pageSize);
        List<Consume> consumes = consumeMapper.selectAll();
        return new PageInfo<>(consumes);
    }

    //消耗金币统计
    @Override
    public Gold statsGold() {
        Gold gold = new Gold();
        List<Consume> consumes = consumeMapper.selectAll();

        // 初始化累加器
        int permanentGoldSum = 0;
        int freeGoldSum = 0;
        int taskGoldSum = 0;

        // 遍历消费记录并累加金币
        for (Consume consume : consumes) {
            // 累加永久金币
            if (consume.getPermanentGold() != null) {
                permanentGoldSum += consume.getPermanentGold();
            }
            // 累加免费金币
            if (consume.getFreeGold() != null) {
                freeGoldSum += consume.getFreeGold();
            }
            // 累加任务金币
            if (consume.getTaskGold() != null) {
                taskGoldSum += consume.getTaskGold();
            }
        }

        // 将累加结果设置到Gold对象
        gold.setPermanentGolds(permanentGoldSum);
        gold.setFreeGolds(freeGoldSum);
        gold.setTaskGolds(taskGoldSum);

        return gold;
    }
}