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苍穹外卖--POI的入门案例-读写操作

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This commit is contained in:
xuxin
2025-12-02 14:27:29 +08:00
parent c65b6f7426
commit 7469f1f209
8 changed files with 318 additions and 1 deletions
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3
sky-server/pom.xml
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@@ -108,7 +108,7 @@
<artifactId>jaxb-api</artifactId>
</dependency>
<!-- poi -->
<!-- poi ：操作微软办公软件，特别是execl表格 -->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
@@ -117,6 +117,7 @@
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
</dependency>
<!--WebSocket依赖：客户端&服务端双向通讯-->
<dependency>
<groupId>org.springframework.boot</groupId>

76
sky-server/src/main/java/com/sky/controller/admin/WorkSpaceController.java Normal file
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@@ -0,0 +1,76 @@
package com.sky.controller.admin;
import com.sky.result.Result;
import com.sky.service.WorkspaceService;
import com.sky.vo.BusinessDataVO;
import com.sky.vo.DishOverViewVO;
import com.sky.vo.OrderOverViewVO;
import com.sky.vo.SetmealOverViewVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.time.LocalDateTime;
import java.time.LocalTime;
/**
* 工作台
*/
@RestController
@RequestMapping("/admin/workspace")
@Slf4j
@Api(tags = "工作台相关接口")
public class WorkSpaceController {
@Autowired
private WorkspaceService workspaceService;
/**
* 工作台今日数据查询
* @return
*/
@GetMapping("/businessData")
@ApiOperation("工作台今日数据查询")
public Result<BusinessDataVO> businessData(){
//获得当天的开始时间
LocalDateTime begin = LocalDateTime.now().with(LocalTime.MIN);
//获得当天的结束时间
LocalDateTime end = LocalDateTime.now().with(LocalTime.MAX);
BusinessDataVO businessDataVO = workspaceService.getBusinessData(begin, end);
return Result.success(businessDataVO);
}
/**
* 查询订单管理数据
* @return
*/
@GetMapping("/overviewOrders")
@ApiOperation("查询订单管理数据")
public Result<OrderOverViewVO> orderOverView(){
return Result.success(workspaceService.getOrderOverView());
}
/**
* 查询菜品总览
* @return
*/
@GetMapping("/overviewDishes")
@ApiOperation("查询菜品总览")
public Result<DishOverViewVO> dishOverView(){
return Result.success(workspaceService.getDishOverView());
}
/**
* 查询套餐总览
* @return
*/
@GetMapping("/overviewSetmeals")
@ApiOperation("查询套餐总览")
public Result<SetmealOverViewVO> setmealOverView(){
return Result.success(workspaceService.getSetmealOverView());
}
}

8
sky-server/src/main/java/com/sky/mapper/DishMapper.java
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@@ -11,6 +11,7 @@ import org.apache.ibatis.annotations.Options;
import org.apache.ibatis.annotations.Select;
import java.util.List;
import java.util.Map;
@Mapper
public interface DishMapper {
@@ -73,4 +74,11 @@ public interface DishMapper {
*/
@Select("select a.* from dish a left join setmeal_dish b on a.id = b.dish_id where b.setmeal_id = #{setmealId}")
List<Dish> getBySetmealId(Long setmealId);
/**
* 根据条件统计菜品数量
* @param map
* @return
*/
Integer countByMap(Map map);
}

8
sky-server/src/main/java/com/sky/mapper/SetmealMapper.java
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@@ -12,6 +12,7 @@ import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import java.util.List;
import java.util.Map;
@Mapper
public interface SetmealMapper {
@@ -75,4 +76,11 @@ public interface SetmealMapper {
"from setmeal_dish sd left join dish d on sd.dish_id = d.id " +
"where sd.setmeal_id = #{setmealId}")
List<DishItemVO> getDishItemBySetmealId(Long setmealId);
/**
* 根据条件统计套餐数量
* @param map
* @return
*/
Integer countByMap(Map map);
}

37
sky-server/src/main/java/com/sky/service/WorkspaceService.java Normal file
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@@ -0,0 +1,37 @@
package com.sky.service;
import com.sky.vo.BusinessDataVO;
import com.sky.vo.DishOverViewVO;
import com.sky.vo.OrderOverViewVO;
import com.sky.vo.SetmealOverViewVO;
import java.time.LocalDateTime;
public interface WorkspaceService {
/**
* 根据时间段统计营业数据
* @param begin
* @param end
* @return
*/
BusinessDataVO getBusinessData(LocalDateTime begin, LocalDateTime end);
/**
* 查询订单管理数据
* @return
*/
OrderOverViewVO getOrderOverView();
/**
* 查询菜品总览
* @return
*/
DishOverViewVO getDishOverView();
/**
* 查询套餐总览
* @return
*/
SetmealOverViewVO getSetmealOverView();
}

163
sky-server/src/main/java/com/sky/service/impl/WorkspaceServiceImpl.java Normal file
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@@ -0,0 +1,163 @@
package com.sky.service.impl;
import com.sky.constant.StatusConstant;
import com.sky.entity.Orders;
import com.sky.mapper.DishMapper;
import com.sky.mapper.OrderMapper;
import com.sky.mapper.SetmealMapper;
import com.sky.mapper.UserMapper;
import com.sky.service.WorkspaceService;
import com.sky.vo.BusinessDataVO;
import com.sky.vo.DishOverViewVO;
import com.sky.vo.OrderOverViewVO;
import com.sky.vo.SetmealOverViewVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.HashMap;
import java.util.Map;
@Service
@Slf4j
public class WorkspaceServiceImpl implements WorkspaceService {
@Autowired
private OrderMapper orderMapper;
@Autowired
private UserMapper userMapper;
@Autowired
private DishMapper dishMapper;
@Autowired
private SetmealMapper setmealMapper;
/**
* 根据时间段统计营业数据
* @param begin
* @param end
* @return
*/
public BusinessDataVO getBusinessData(LocalDateTime begin, LocalDateTime end) {
/**
* 营业额：当日已完成订单的总金额
* 有效订单：当日已完成订单的数量
* 订单完成率：有效订单数 / 总订单数
* 平均客单价：营业额 / 有效订单数
* 新增用户：当日新增用户的数量
*/
Map map = new HashMap();
map.put("begin",begin);
map.put("end",end);
//查询总订单数
Integer totalOrderCount = orderMapper.countByMap(map);
map.put("status", Orders.COMPLETED);
//营业额
Double turnover = orderMapper.sumByMap(map);
turnover = turnover == null? 0.0 : turnover;
//有效订单数
Integer validOrderCount = orderMapper.countByMap(map);
Double unitPrice = 0.0;
Double orderCompletionRate = 0.0;
if(totalOrderCount != 0 && validOrderCount != 0){
//订单完成率
orderCompletionRate = validOrderCount.doubleValue() / totalOrderCount;
//平均客单价
unitPrice = turnover / validOrderCount;
}
//新增用户数
Integer newUsers = userMapper.countByMap(map);
return BusinessDataVO.builder()
.turnover(turnover)
.validOrderCount(validOrderCount)
.orderCompletionRate(orderCompletionRate)
.unitPrice(unitPrice)
.newUsers(newUsers)
.build();
}
/**
* 查询订单管理数据
*
* @return
*/
public OrderOverViewVO getOrderOverView() {
Map map = new HashMap();
map.put("begin", LocalDateTime.now().with(LocalTime.MIN));
map.put("status", Orders.TO_BE_CONFIRMED);
//待接单
Integer waitingOrders = orderMapper.countByMap(map);
//待派送
map.put("status", Orders.CONFIRMED);
Integer deliveredOrders = orderMapper.countByMap(map);
//已完成
map.put("status", Orders.COMPLETED);
Integer completedOrders = orderMapper.countByMap(map);
//已取消
map.put("status", Orders.CANCELLED);
Integer cancelledOrders = orderMapper.countByMap(map);
//全部订单
map.put("status", null);
Integer allOrders = orderMapper.countByMap(map);
return OrderOverViewVO.builder()
.waitingOrders(waitingOrders)
.deliveredOrders(deliveredOrders)
.completedOrders(completedOrders)
.cancelledOrders(cancelledOrders)
.allOrders(allOrders)
.build();
}
/**
* 查询菜品总览
*
* @return
*/
public DishOverViewVO getDishOverView() {
Map map = new HashMap();
map.put("status", StatusConstant.ENABLE);
Integer sold = dishMapper.countByMap(map);
map.put("status", StatusConstant.DISABLE);
Integer discontinued = dishMapper.countByMap(map);
return DishOverViewVO.builder()
.sold(sold)
.discontinued(discontinued)
.build();
}
/**
* 查询套餐总览
*
* @return
*/
public SetmealOverViewVO getSetmealOverView() {
Map map = new HashMap();
map.put("status", StatusConstant.ENABLE);
Integer sold = setmealMapper.countByMap(map);
map.put("status", StatusConstant.DISABLE);
Integer discontinued = setmealMapper.countByMap(map);
return SetmealOverViewVO.builder()
.sold(sold)
.discontinued(discontinued)
.build();
}
}

12
sky-server/src/main/resources/mapper/DishMapper.xml
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@@ -64,4 +64,16 @@
</where>
order by create_time desc
</select>
<select id="countByMap" resultType="java.lang.Integer">
select count(id) from dish
<where>
<if test="status != null">
and status = #{status}
</if>
<if test="categoryId != null">
and category_id = #{categoryId}
</if>
</where>
</select>
</mapper>

12
sky-server/src/main/resources/mapper/SetmealMapper.xml
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@@ -76,4 +76,16 @@
</if>
</where>
</select>
<select id="countByMap" resultType="java.lang.Integer">
select count(id) from setmeal
<where>
<if test="status != null">
and status = #{status}
</if>
<if test="categoryId != null">
and category_id = #{categoryId}
</if>
</where>
</select>
</mapper>