黑马苍穹外卖学习Day11
文章目录
- Apache ECharts
-
- 介绍
- 营业额统计
-
- 需求分析
- 代码开发
- 用户统计
-
- 需求分析
- 代码开发
- 订单统计
-
- 需求分析
- 代码开发
- 销量排名Top 10
-
- 需求分析
- 代码开发
Apache ECharts
介绍
营业额统计
需求分析
代码开发
Controller层
@RestController
@Slf4j
@Api(tags = "数据统计相关接口")
@RequestMapping("/admin/report")
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){
TurnoverReportVO turnoverReportVO = reportService.getTurnoverStatistics(begin,end);
return Result.success(turnoverReportVO);
}
}
Service实现类
@Service
@Slf4j
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
*/
@Override
public TurnoverReportVO getTurnoverStatistics(LocalDate begin, LocalDate end) {
//当前集合用于存放从begin到end日期内每天日期
List<LocalDate> dateList = new ArrayList<>();
dateList.add(begin);
while (!begin.equals(end)){
//日期计算，计算指定日期的后一天
begin = begin.plusDays(1);
dateList.add(begin);
}
List<Double> turnoverList = new ArrayList<>();
for (LocalDate date : dateList){
//查询date日期对应的营业额，营业额是指状态已完成状态的订单就金额合计
LocalDateTime beginTime = LocalDateTime.of(date, LocalTime.MIN);
LocalDateTime endTime = LocalDateTime.of(date, LocalTime.MAX);
//select sum(amount) from orders where order_time > ? and order_time < ? and status = 5
Map map = new HashMap<>();
map.put("begin", beginTime);
map.put("end",endTime);
map.put("status", Orders.COMPLETED);
Double turnover = orderMapper.sumById(map);
if (turnover == null)turnover = 0.0;
turnoverList.add(turnover);
}
//取出list中每个元素取出来，并加上分隔符
return TurnoverReportVO.builder()
.dateList(StringUtils.join(dateList,","))
.turnoverList(StringUtils.join(turnoverList,","))
.build();
}
}
XML层
<select id="sumById" 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>
用户统计
需求分析
代码开发
Controller层
@GetMapping("/userStatistics")
@ApiOperation("用户量统计")
public Result<UserReportVO> userStatistics(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin, @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
UserReportVO userReportVO = reportService.getUserStatistics(begin,end);
return Result.success(userReportVO);
}
Service实现类
/**
* 用户量统计
* @param begin
* @param end
* @return
*/
@Override
public UserReportVO getUserStatistics(LocalDate begin, LocalDate end) {
//当前集合用于存放从begin到end日期内每天日期
List<LocalDate> dateList = new ArrayList<>();
dateList.add(begin);
while (!begin.equals(end)){
//日期计算，计算指定日期的后一天
begin = begin.plusDays(1);
dateList.add(begin);
}
//总用户数量 select count(id) from user where create < ?
List<Integer> totalUserList = new ArrayList<>();
//新增用户数量 select count(id) from user where create_time < ? and create_time > ?
List<Integer> newUserList = new ArrayList<>();
for (LocalDate date : dateList) {
LocalDateTime beginTime = LocalDateTime.of(date, LocalTime.MIN);
LocalDateTime endTime = LocalDateTime.of(date, LocalTime.MAX);
Map map = new HashMap();
map.put("end",endTime);
//总用户数量
Integer totalUser = userMapper.countByMap(map);
map.put("begin",beginTime);
//新增用户数量
Integer newUser = userMapper.countByMap(map);
totalUserList.add(totalUser);
newUserList.add(newUser);
}
//封装结果数据
return UserReportVO.builder()
.dateList(StringUtils.join(dateList, ","))
.totalUserList(StringUtils.join(totalUserList, ","))
.newUserList(StringUtils.join(newUserList,","))
.build();
}
XML文件
<select id="countByMap" resultType="java.lang.Integer">
select count(id) from user
<where>
<if test="begin != null">
and create_time > #{begin}
if>
<if test="end != null">
and create_time < #{end}
if>
where>
select>
订单统计
需求分析
代码开发
Controller层
/**
* 订单数据统计
*/
@GetMapping("/ordersStatistics")
@ApiOperation("订单数据统计")
public Result<OrderReportVO> orderReportVOResult(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin, @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
OrderReportVO orderReportVO = reportService.getOrderStatistics(begin,end);
return Result.success(orderReportVO);
}
Servcie实现类
/**
* 订单数据统计
* @param begin
* @param end
* @return
*/
@Override
public OrderReportVO getOrderStatistics(LocalDate begin, LocalDate end) {
//当前集合用于存放从begin到end日期内每天日期
List<LocalDate> dateList = new ArrayList<>();
dateList.add(begin);
while (!begin.equals(end)){
//日期计算，计算指定日期的后一天
begin = begin.plusDays(1);
dateList.add(begin);
}
//存放每天的订单总数
List<Integer> orderCountList = new ArrayList<>();
//存放每天的有效订单数
List<Integer> validOrderCountList = new ArrayList<>();
//遍历dateList集合，查询每天有效订单数和订单总数
for (LocalDate date : dateList) {
//查询每天订单总数 select count(id) from orders where order_time > ? and order_time < ?
LocalDateTime beginTime = LocalDateTime.of(date, LocalTime.from(LocalDateTime.MIN));
LocalDateTime endTime = LocalDateTime.of(date, LocalTime.MAX);
Integer orderCount = getOrderCount(beginTime, endTime, null);
//查询每天有效订单数 select count(id) from orders where order_time > ? and order_time < ? and status = 5
Integer validOrderCount = getOrderCount(beginTime, endTime, Orders.COMPLETED);
orderCountList.add(orderCount);
validOrderCountList.add(validOrderCount);
}
//计算时间区间内的订单数量
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, ","))
.validOrderCountList(StringUtils.join(validOrderCountList, ","))
.orderCountList(StringUtils.join(orderCountList,","))
.totalOrderCount(totalOrderCount)
.validOrderCount(validOrderCount)
.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);
}
XML代码
<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>
销量排名Top 10
需求分析
代码开发
Controller层
/**
* 销量数据统计
* @param begin
* @param end
* @return
*/
@GetMapping("/top10")
@ApiOperation("销量数据统计")
public Result<SalesTop10ReportVO> salesTop10ReportVo(@DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin, @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end){
SalesTop10ReportVO salesTop10ReportVO = reportService.getSalesTop10(begin,end);
return Result.success(salesTop10ReportVO);
}
Service实现类
/**
* 销量数据统计
* @param begin
* @param end
* @return
*/
@Override
public SalesTop10ReportVO getSalesTop10(LocalDate begin, LocalDate end) {
LocalDateTime beginTime = LocalDateTime.of(begin, LocalTime.MIN);
LocalDateTime endTime = LocalDateTime.of(end, LocalTime.MAX);
List<GoodsSalesDTO> goodsSalesDTOList = orderMapper.getStatusTop10(beginTime,endTime);
List<String> names = goodsSalesDTOList.stream().map(GoodsSalesDTO::getName).collect(Collectors.toList());
String nameList = StringUtils.join(names,",");
List<Integer> numbers = goodsSalesDTOList.stream().map(GoodsSalesDTO::getNumber).collect(Collectors.toList());
String numberList = StringUtils.join(numbers, ",");
// 封装返回结果数据
return SalesTop10ReportVO.builder()
.nameList(nameList)
.numberList(numberList)
.build();
}
XML
<select id="getStatusTop10" 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>