orderServer/src/main/java/com/szwl/service/impl/TOrderServiceImpl.java

package com.szwl.service.impl;

import com.szwl.model.bean.ChartBean;
import com.szwl.model.bean.ChartColumn;
import com.szwl.model.bo.ChartType;
import com.szwl.model.entity.TOrder;
import com.szwl.mapper.TOrderMapper;
import com.szwl.model.query.StatisticsParam;
import com.szwl.service.TOrderService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author wuhs
 * @since 2022-06-14
 */
@Service
public class TOrderServiceImpl extends ServiceImpl<TOrderMapper, TOrder> implements TOrderService {
    @Autowired
    TOrderMapper tOrderMapper;
    @Override
    public ChartColumn getStatistics(StatisticsParam param) {
        List<ChartBean> list = new ArrayList<>();
        String msg = "";
        if (ChartType.day.toString().equals(param.getChartType())) {
            list = tOrderMapper.getDayStatistics(param);
            msg = "日统计";
        }
        if (ChartType.week.toString().equals(param.getChartType())) {
            list = tOrderMapper.getWeekStatistics(param);
            msg = "周统计";
        }
        if (ChartType.month.toString().equals(param.getChartType())) {
            list = tOrderMapper.getMonthStatistics(param);
            msg = "月统计";
        }
        if (ChartType.year.toString().equals(param.getChartType())) {
            list = tOrderMapper.getYearStatistics(param);
            msg = "年统计";
        }

//        if (CollectionUtils.isEmpty(list)) {
//            throw new MyException("获取" + msg + "数据为空");
//        }
        ChartColumn chartColumn = new ChartColumn(list);
        return chartColumn;
    }
}