Java项目-苍穹外卖-Day11-Apache ECharts数据统计

前言

主要是以下四项的统计，以不同形式的图形进行展示

Apache ECharts

介绍

入门案例

自己去网站上看一哈，我不太懂前端

营业额统计

需求分析

代码开发

com.sky.controller.admin.ReportController

@RestController
@RequestMapping("/admin/report")
@Api(tags = "数据统计相关接口")
@Slf4j
public class ReportController {
    @Autowired
    private ReportService reportService;

    /**
     * 营业额统计
     * @param begin
     * @param end
     * @return
     */
    @GetMapping("/turnoverStatistics")
    @ApiOperation("营业额统计")
    public Result<TurnoverReportVO> turnoverStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
        log.info("营业额数据统计:{},{}",begin,end);
        TurnoverReportVO turnoverStatistics = reportService.getTurnoverStatistics(begin,end);
        return Result.success(turnoverStatistics);
    }
}
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com.sky.service.impl.ReportServiceImpl.java

@Service
public class ReportServiceImpl implements ReportService {
    @Autowired
    private OrderMapper orderMapper;
    /**
     * 统计指定时间内的营业额
     * @param begin
     * @param end
     * @return
     */
    public TurnoverReportVO getTurnoverStatistics(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
                                                  @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        //存放从begin到end的日期
        List<LocalDate> dateList = new ArrayList<>();
        //范围是[begin,end)
        dateList.add(begin);
        while(!begin.equals(end)){//相同是最后一天，也有isbefore这种方法，注意plusDays是返回值
            begin = begin.plusDays(1);
            dateList.add(begin);
        }

        //存放明天的营业额
        List<Double> turnoverList = new ArrayList<>();

        for (LocalDate date : dateList) {
            //查询date日期对应的营业额，营业额值 status=已完成 的金额合计
            LocalDateTime beginOfDay = LocalDateTime.of(date, LocalTime.MIN);
            LocalDateTime endOfDay = LocalDateTime.of(date, LocalTime.MAX);

            //select sum(Amount) from where order_time > ? and order_time < ? and status = 5
            Map map = new HashMap();
            map.put("begin",beginOfDay);
            map.put("end",endOfDay);
            map.put("status", Orders.COMPLETED);
            Double turnover =orderMapper.sumByMap(map);
            turnover = turnover == null ? 0.0 : turnover;
            turnoverList.add(turnover);
        }


        return TurnoverReportVO.builder()
                .dateList(StringUtils.join(dateList,","))
                .turnoverList(StringUtils.join(turnoverList,","))
                .build();
    }
}

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orderMapper

    /**
     *  根据动态条件统计营业额数据
     * @param map
     * @return
     */
    Double sumByMap(Map map);
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orderMapper.xml

<select id="sumByMap" resultType="java.lang.Double">
        select sum(amount) from orders
        <where>
            <if test="begin != null">
                and order_time > #{begin}
            if>
            <if test="end != null">
                and order_time < #{end}
            if>
            <if test="status != null">
                and status = #{status}
            if>
        where>
    select>
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功能测试

订单统计

需求分析

代码开发

Reportcontroller

    /**
     * 统计订单
     * @param begin
     * @param end
     * @return
     */
    @GetMapping("/ordersStatistics")
    public Result<OrderReportVO> orderStatistics(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
                                                 @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
        log.info("统计订单");
        OrderReportVO orderReportVO = reportService.getOrderStatistics(begin,end);
        return Result.success(orderReportVO);
    }
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ReportServiceImpl

   /**
     * 统计订单数量
     * @param begin
     * @param end
     * @return
     */
    public OrderReportVO getOrderStatistics(LocalDate begin, LocalDate end) {
        //这个获取dateList是相同的，复制上面的就可以

        //存放从begin到end的日期
        List<LocalDate> dateList = new ArrayList<>();
        //范围是[begin,end)
        dateList.add(begin);
        while(!begin.equals(end)){//相同是最后一天，也有isbefore这种方法，注意plusDays是返回值
            begin = begin.plusDays(1);
            dateList.add(begin);
        }

        List<Integer> orderCountList = new ArrayList<>();
        List<Integer> validOrderCountList = new ArrayList<>();

        //遍历dateList查询有效订单数和订单总数
        for (LocalDate date : dateList) {
            //查询每天的订单数量 select count(id) from orders where order_time < end and order_time >begin;
            LocalDateTime beginTime = LocalDateTime.of(date, LocalTime.MIN);
            LocalDateTime endTime = LocalDateTime.of(date, LocalTime.MAX);
            Integer orderCount = getOrderCount(beginTime, endTime, null);
            //查询每天的有效订单数 select count() from orders where status = 5 and order_time < end and order_time >begin
            Integer validOrderCount = getOrderCount(beginTime, endTime, Orders.COMPLETED);
            orderCountList.add(orderCount);
            validOrderCountList.add(validOrderCount);
        }
        //计算闭区间的订单总数量
        Integer totalOrderCount = orderCountList.stream().reduce(Integer::sum).get();
        //计算时间区间内的有效订单数量
        Integer validOrderCount = validOrderCountList.stream().reduce(Integer::sum).get();
        //计算订单完成率
        Double orderCompletionRate =  0.0;
        if(totalOrderCount != 0) {
          orderCompletionRate =  validOrderCount.doubleValue() / totalOrderCount;
        }

        return OrderReportVO.builder()
                .dateList(StringUtils.join(dateList,","))
                .orderCountList(StringUtils.join(orderCountList,","))
                .validOrderCountList(StringUtils.join(validOrderCountList,","))
                .validOrderCount(validOrderCount)
                .totalOrderCount(totalOrderCount)
                .orderCompletionRate(orderCompletionRate)
                .build();
    }

    /**
     * 根据条件统计订单数量
     * @param begin
     * @param end
     * @param status
     * @return
     */
    private Integer getOrderCount(LocalDateTime begin,LocalDateTime end,Integer status){
        Map map = new HashMap();
        map.put("begin",begin);
        map.put("end",end);
        map.put("status",status);
        return orderMapper.countByMap(map);
    }
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orderMapper.xml

    <select id="countByMap" resultType="java.lang.Integer">
        select count(id) from orders
        <where>
            <if test="begin != null">
                and order_time > #{begin}
            if>
            <if test="end != null">
                and order_time < #{end}
            if>
            <if test="status != null">
                and status = #{status}
            if>
        where>
    select>
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功能测试

销量排名统计

需求分析

代码开发

reportController

    /**
     * 销量排名
     * @param begin
     * @param end
     * @return
     */
    @ApiOperation("销量排名top10")
    @GetMapping("/top10")
    public Result<SalesTop10ReportVO> top10(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
                                                      @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
        log.info("销量排名top10:{},{}",begin,end);
        return Result.success(reportService.getSalesTop10(begin,end));
    }
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ReportServiceImpl

    /**
     * 统计销量排名前十
     * @param begin
     * @param end
     * @return
     */
    public SalesTop10ReportVO getSalesTop10(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
                                            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        //select od.name,sum(od.number) number from order_detail od,orders o where od.order_id = o.id
        // and o.status = 5 and o.order_time > ? and o.order_time < ?
        //group by od.name order by number desc
        //limit 0,10
        LocalDateTime beginOfDay = LocalDateTime.of(begin, LocalTime.MIN);
        LocalDateTime endOfDay = LocalDateTime.of(end, LocalTime.MAX);

        List<GoodsSalesDTO> salesTop10 = orderMapper.getSalesTop10(beginOfDay, endOfDay);

        List<String> names = salesTop10.stream().map(GoodsSalesDTO::getName).collect(Collectors.toList());
        String nameList = StringUtils.join(names, ",");
        List<Integer> numbers = salesTop10.stream().map(GoodsSalesDTO::getNumber).collect(Collectors.toList());
        String numberList = StringUtils.join(numbers, ",");


        return SalesTop10ReportVO.builder()
                .nameList(nameList)
                .numberList(numberList)
                .build();
    }
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orderMapper.xml

    <select id="getSalesTop10" resultType="com.sky.dto.GoodsSalesDTO">
        select od.name,sum(od.number) number
        from order_detail od,orders o
        where od.order_id = o.id and o.status = 5
        <if test="begin != null">
        and o.order_time > #{begin}
        if>
        <if test="end != null">
        and o.order_time < #{end}
        if>
        group by od.name
        order by number desc
        limit 0,10
    select>
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功能测试