苍穹外卖--套餐管理--全部功能实现

sky-server/src/main/java/com/sky/controller/admin/DishController.java

@@ -2,6 +2,7 @@ package com.sky.controller.admin;
 
 import com.sky.dto.DishDTO;
 import com.sky.dto.DishPageQueryDTO;
+import com.sky.entity.Dish;
 import com.sky.result.PageResult;
 import com.sky.result.Result;
 import com.sky.service.DishService;
@@ -77,4 +78,16 @@ public class DishController {
         dishService.startOrStop(status,id);
         return Result.success();
     }
+
+    /**
+     * 根据分类id查询菜品
+     * @param categoryId
+     * @return
+     */
+    @GetMapping("/list")
+    @ApiOperation("根据分类id查询菜品")
+    public Result<List<Dish>> list(Long categoryId){
+        List<Dish> list = dishService.list(categoryId);
+        return Result.success(list);
+    }
 }

sky-server/src/main/java/com/sky/controller/admin/SetmealController.java

@@ -0,0 +1,103 @@
+package com.sky.controller.admin;
+
+import com.sky.dto.SetmealDTO;
+import com.sky.dto.SetmealPageQueryDTO;
+import com.sky.result.PageResult;
+import com.sky.result.Result;
+import com.sky.service.SetmealService;
+import com.sky.vo.SetmealVO;
+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.*;
+
+import java.util.List;
+
+/**
+ * 套餐管理
+ */
+@RestController
+@RequestMapping("/admin/setmeal")
+@Api(tags = "套餐相关接口")
+@Slf4j
+public class SetmealController {
+
+    @Autowired
+    private SetmealService setmealService;
+
+    /**
+     * 新增套餐
+     * @param setmealDTO
+     * @return
+     */
+    @PostMapping
+    @ApiOperation("新增套餐")
+    public Result save(@RequestBody SetmealDTO setmealDTO) {
+        setmealService.saveWithDish(setmealDTO);
+        return Result.success();
+    }
+
+    /**
+     * 分页查询
+     * @param setmealPageQueryDTO
+     * @return
+     */
+    @GetMapping("/page")
+    @ApiOperation("分页查询")
+    public Result<PageResult> page(SetmealPageQueryDTO setmealPageQueryDTO) {
+        PageResult pageResult = setmealService.pageQuery(setmealPageQueryDTO);
+        return Result.success(pageResult);
+    }
+
+    /**
+     * 批量删除套餐
+     * @param ids
+     * @return
+     */
+    @DeleteMapping
+    @ApiOperation("批量删除套餐")
+    public Result delete(@RequestParam List<Long> ids){
+        setmealService.deleteBatch(ids);
+        return Result.success();
+    }
+
+    /**
+     * 根据id查询套餐，用于修改页面回显数据
+     *
+     * @param id
+     * @return
+     */
+    @GetMapping("/{id}")
+    @ApiOperation("根据id查询套餐")
+    public Result<SetmealVO> getById(@PathVariable Long id) {
+        SetmealVO setmealVO = setmealService.getByIdWithDish(id);
+        return Result.success(setmealVO);
+    }
+
+    /**
+     * 修改套餐
+     *
+     * @param setmealDTO
+     * @return
+     */
+    @PutMapping
+    @ApiOperation("修改套餐")
+    public Result update(@RequestBody SetmealDTO setmealDTO) {
+        setmealService.update(setmealDTO);
+        return Result.success();
+    }
+
+    /**
+     * 套餐起售停售
+     * @param status
+     * @param id
+     * @return
+     */
+    @PostMapping("/status/{status}")
+    @ApiOperation("套餐起售停售")
+    public Result startOrStop(@PathVariable Integer status, Long id) {
+        setmealService.startOrStop(status, id);
+        return Result.success();
+    }
+}

sky-server/src/main/java/com/sky/mapper/DishMapper.java

@@ -58,5 +58,19 @@ public interface DishMapper {
     @AutoFill(OperationType.UPDATE)
     void update(Dish dish);
 
-    void startOrStop(Integer status, Long id);
+
+    /**
+     * 动态条件查询菜品
+     * @param dish
+     * @return
+     */
+    List<Dish> list(Dish dish);
+
+    /**
+     * 根据套餐id查询菜品
+     * @param setmealId
+     * @return
+     */
+    @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);
 }

sky-server/src/main/java/com/sky/mapper/SetmealDishMapper.java

@@ -1,6 +1,9 @@
 package com.sky.mapper;
 
+import com.sky.entity.SetmealDish;
+import org.apache.ibatis.annotations.Delete;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
 
 import java.util.List;
 
@@ -17,4 +20,25 @@ public interface SetmealDishMapper {
      * @return
      */
     List<Long> getSetmealIdsByDishIds(List<Long> ids);
+
+    /**
+     * 批量保存套餐和菜品的关联关系
+     * @param setmealDishes
+     */
+    void insertBatch(List<SetmealDish> setmealDishes);
+
+    /**
+     * 根据套餐id删除套餐和菜品的关联关系
+     * @param setmealId
+     */
+    @Delete("delete from setmeal_dish where setmeal_id = #{setmealId}")
+    void deleteBySetmealId(Long setmealId);
+
+    /**
+     * 根据套餐id查询套餐和菜品的关联关系
+     * @param setmealId
+     * @return
+     */
+    @Select("select * from setmeal_dish where setmeal_id = #{setmealId}")
+    List<SetmealDish> getBySetmealId(Long setmealId);
 }

sky-server/src/main/java/com/sky/mapper/SetmealMapper.java

@@ -1,5 +1,12 @@
 package com.sky.mapper;
 
+import com.github.pagehelper.Page;
+import com.sky.annotation.AutoFill;
+import com.sky.dto.SetmealPageQueryDTO;
+import com.sky.entity.Setmeal;
+import com.sky.enumeration.OperationType;
+import com.sky.vo.SetmealVO;
+import org.apache.ibatis.annotations.Delete;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
 
@@ -14,4 +21,38 @@ public interface SetmealMapper {
     @Select("select count(id) from setmeal where category_id = #{categoryId}")
     Integer countByCategoryId(Long id);
 
+    /**
+     * 新增套餐
+     * @param setmeal
+     */
+    @AutoFill(OperationType.INSERT)
+    void insert(Setmeal setmeal);
+
+    /**
+     * 分页查询
+     * @param setmealPageQueryDTO
+     * @return
+     */
+    Page<SetmealVO> pageQuery(SetmealPageQueryDTO setmealPageQueryDTO);
+
+    /**
+     * 根据id查询套餐
+     * @param id
+     * @return
+     */
+    @Select("select * from setmeal where id = #{id}")
+    Setmeal getById(Long id);
+
+    /**
+     * 根据id删除套餐
+     * @param setmealId
+     */
+    @Delete("delete from setmeal where id = #{id}")
+    void deleteById(Long setmealId);
+
+    /**
+     * 更新套餐
+     * @param setmeal
+     */
+    void update(Setmeal setmeal);
 }

sky-server/src/main/java/com/sky/service/DishService.java

@@ -2,6 +2,7 @@ package com.sky.service;
 
 import com.sky.dto.DishDTO;
 import com.sky.dto.DishPageQueryDTO;
+import com.sky.entity.Dish;
 import com.sky.result.PageResult;
 import com.sky.vo.DishVO;
 
@@ -45,4 +46,11 @@ public interface DishService {
      * @param id
      */
     void startOrStop(Integer status, Long id);
+
+    /**
+     * 根据分类id查询菜品
+     * @param categoryId
+     * @return
+     */
+    List<Dish> list(Long categoryId);
 }

sky-server/src/main/java/com/sky/service/SetmealService.java

@@ -0,0 +1,50 @@
+package com.sky.service;
+
+import com.sky.dto.SetmealDTO;
+import com.sky.dto.SetmealPageQueryDTO;
+import com.sky.result.PageResult;
+import com.sky.vo.SetmealVO;
+
+import java.util.List;
+
+public interface SetmealService {
+
+    /**
+     * 新增套餐，同时需要保存套餐和菜品的关联关系
+     * @param setmealDTO
+     */
+    void saveWithDish(SetmealDTO setmealDTO);
+
+    /**
+     * 分页查询
+     * @param setmealPageQueryDTO
+     * @return
+     */
+    PageResult pageQuery(SetmealPageQueryDTO setmealPageQueryDTO);
+
+    /**
+     * 批量删除套餐
+     * @param ids
+     */
+    void deleteBatch(List<Long> ids);
+
+    /**
+     * 根据id查询套餐和关联的菜品数据
+     * @param id
+     * @return
+     */
+    SetmealVO getByIdWithDish(Long id);
+
+    /**
+     * 修改套餐
+     * @param setmealDTO
+     */
+    void update(SetmealDTO setmealDTO);
+
+    /**
+     * 套餐起售、停售
+     * @param status
+     * @param id
+     */
+    void startOrStop(Integer status, Long id);
+}

sky-server/src/main/java/com/sky/service/impl/DishServiceImpl.java

@@ -148,4 +148,17 @@ public class DishServiceImpl implements DishService {
         Dish dish = Dish.builder().id(id).status(status).build();
         dishMapper.update(dish);
     }
+
+    /**
+     * 根据分类id查询菜品
+     * @param categoryId
+     * @return
+     */
+    public List<Dish> list(Long categoryId) {
+        Dish dish = Dish.builder()
+                .categoryId(categoryId)
+                .status(StatusConstant.ENABLE)
+                .build();
+        return dishMapper.list(dish);
+    }
 }

sky-server/src/main/java/com/sky/service/impl/SetmealServiceImpl.java

@@ -0,0 +1,171 @@
+package com.sky.service.impl;
+
+import com.github.pagehelper.Page;
+import com.github.pagehelper.PageHelper;
+import com.sky.constant.MessageConstant;
+import com.sky.constant.StatusConstant;
+import com.sky.dto.SetmealDTO;
+import com.sky.dto.SetmealPageQueryDTO;
+import com.sky.entity.Dish;
+import com.sky.entity.Setmeal;
+import com.sky.entity.SetmealDish;
+import com.sky.exception.DeletionNotAllowedException;
+import com.sky.exception.SetmealEnableFailedException;
+import com.sky.mapper.DishMapper;
+import com.sky.mapper.SetmealDishMapper;
+import com.sky.mapper.SetmealMapper;
+import com.sky.result.PageResult;
+import com.sky.service.SetmealService;
+import com.sky.vo.SetmealVO;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+
+/**
+ * 套餐业务实现
+ */
+@Service
+@Slf4j
+public class SetmealServiceImpl implements SetmealService {
+
+    @Autowired
+    private SetmealMapper setmealMapper;
+    @Autowired
+    private SetmealDishMapper setmealDishMapper;
+    @Autowired
+    private DishMapper dishMapper;
+
+    /**
+     * 新增套餐，同时需要保存套餐和菜品的关联关系
+     * @param setmealDTO
+     */
+    @Transactional
+    public void saveWithDish(SetmealDTO setmealDTO) {
+        Setmeal setmeal = new Setmeal();
+        BeanUtils.copyProperties(setmealDTO, setmeal);
+
+        //向套餐表插入数据
+        setmealMapper.insert(setmeal);
+
+        //获取生成的套餐id
+        Long setmealId = setmeal.getId();
+
+        List<SetmealDish> setmealDishes = setmealDTO.getSetmealDishes();
+        setmealDishes.forEach(setmealDish -> {
+            setmealDish.setSetmealId(setmealId);
+        });
+
+        //保存套餐和菜品的关联关系
+        setmealDishMapper.insertBatch(setmealDishes);
+    }
+
+    /**
+     * 分页查询
+     * @param setmealPageQueryDTO
+     * @return
+     */
+    public PageResult pageQuery(SetmealPageQueryDTO setmealPageQueryDTO) {
+        int pageNum = setmealPageQueryDTO.getPage();
+        int pageSize = setmealPageQueryDTO.getPageSize();
+
+        PageHelper.startPage(pageNum, pageSize);
+        Page<SetmealVO> page = setmealMapper.pageQuery(setmealPageQueryDTO);
+        return new PageResult(page.getTotal(), page.getResult());
+    }
+
+    /**
+     * 批量删除套餐
+     * @param ids
+     */
+    @Transactional
+    public void deleteBatch(List<Long> ids) {
+        ids.forEach(id -> {
+            Setmeal setmeal = setmealMapper.getById(id);
+            if(StatusConstant.ENABLE == setmeal.getStatus()){
+                //起售中的套餐不能删除
+                throw new DeletionNotAllowedException(MessageConstant.SETMEAL_ON_SALE);
+            }
+        });
+
+        ids.forEach(setmealId -> {
+            //删除套餐表中的数据
+            setmealMapper.deleteById(setmealId);
+            //删除套餐菜品关系表中的数据
+            setmealDishMapper.deleteBySetmealId(setmealId);
+        });
+    }
+
+    /**
+     * 根据id查询套餐和套餐菜品关系
+     *
+     * @param id
+     * @return
+     */
+    public SetmealVO getByIdWithDish(Long id) {
+        Setmeal setmeal = setmealMapper.getById(id);
+        List<SetmealDish> setmealDishes = setmealDishMapper.getBySetmealId(id);
+
+        SetmealVO setmealVO = new SetmealVO();
+        BeanUtils.copyProperties(setmeal, setmealVO);
+        setmealVO.setSetmealDishes(setmealDishes);
+
+        return setmealVO;
+    }
+
+    /**
+     * 修改套餐
+     *
+     * @param setmealDTO
+     */
+    @Transactional
+    public void update(SetmealDTO setmealDTO) {
+        Setmeal setmeal = new Setmeal();
+        BeanUtils.copyProperties(setmealDTO, setmeal);
+
+        //1、修改套餐表，执行update
+        setmealMapper.update(setmeal);
+
+        //套餐id
+        Long setmealId = setmealDTO.getId();
+
+        //2、删除套餐和菜品的关联关系，操作setmeal_dish表，执行delete
+        setmealDishMapper.deleteBySetmealId(setmealId);
+
+        List<SetmealDish> setmealDishes = setmealDTO.getSetmealDishes();
+        setmealDishes.forEach(setmealDish -> {
+            setmealDish.setSetmealId(setmealId);
+        });
+        //3、重新插入套餐和菜品的关联关系，操作setmeal_dish表，执行insert
+        setmealDishMapper.insertBatch(setmealDishes);
+    }
+
+    /**
+     * 套餐起售、停售
+     * @param status
+     * @param id
+     */
+    public void startOrStop(Integer status, Long id) {
+        //起售套餐时，判断套餐内是否有停售菜品，有停售菜品提示"套餐内包含未启售菜品，无法启售"
+        if(status == StatusConstant.ENABLE){
+            //select a.* from dish a left join setmeal_dish b on a.id = b.dish_id where b.setmeal_id = ?
+            List<Dish> dishList = dishMapper.getBySetmealId(id);
+            if(dishList != null && dishList.size() > 0){
+                dishList.forEach(dish -> {
+                    if(StatusConstant.DISABLE == dish.getStatus()){
+                        throw new SetmealEnableFailedException(MessageConstant.SETMEAL_ENABLE_FAILED);
+                    }
+                });
+            }
+        }
+
+        Setmeal setmeal = Setmeal.builder()
+                .id(id)
+                .status(status)
+                .build();
+        setmealMapper.update(setmeal);
+    }
+}

sky-server/src/main/resources/mapper/DishMapper.xml

@@ -48,4 +48,20 @@
         </set>
         where id = #{id}
     </update>
+
+    <select id="list" resultType="Dish" parameterType="Dish">
+        select * from dish
+        <where>
+            <if test="name != null">
+                and name like concat('%',#{name},'%')
+            </if>
+            <if test="categoryId != null">
+                and category_id = #{categoryId}
+            </if>
+            <if test="status != null">
+                and status = #{status}
+            </if>
+        </where>
+        order by create_time desc
+    </select>
 </mapper>

sky-server/src/main/resources/mapper/SetmealDishMapper.xml

@@ -7,4 +7,13 @@
             #{id}
         </foreach>
     </select>
+
+    <insert id="insertBatch" parameterType="list">
+        insert into setmeal_dish
+        (setmeal_id,dish_id,name,price,copies)
+        values
+        <foreach collection="setmealDishes" item="sd" separator=",">
+            (#{sd.setmealId},#{sd.dishId},#{sd.name},#{sd.price},#{sd.copies})
+        </foreach>
+    </insert>
 </mapper>

sky-server/src/main/resources/mapper/SetmealMapper.xml

@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+<mapper namespace="com.sky.mapper.SetmealMapper">
+    <insert id="insert" parameterType="Setmeal" useGeneratedKeys="true" keyProperty="id">
+        insert into setmeal
+        (category_id, name, price, status, description, image, create_time, update_time, create_user, update_user)
+        values (#{categoryId}, #{name}, #{price}, #{status}, #{description}, #{image}, #{createTime}, #{updateTime},
+                #{createUser}, #{updateUser})
+    </insert>
+
+    <select id="pageQuery" resultType="com.sky.vo.SetmealVO">
+        select
+        s.*,c.name categoryName
+        from
+        setmeal s
+        left join
+        category c
+        on
+        s.category_id = c.id
+        <where>
+            <if test="name != null">
+                and s.name like concat('%',#{name},'%')
+            </if>
+            <if test="status != null">
+                and s.status = #{status}
+            </if>
+            <if test="categoryId != null">
+                and s.category_id = #{categoryId}
+            </if>
+        </where>
+        order by s.create_time desc
+    </select>
+
+    <update id="update">
+        update setmeal
+        <set>
+            <if test="name != null">
+                name = #{name},
+            </if>
+            <if test="categoryId != null">
+                category_id = #{categoryId},
+            </if>
+            <if test="price != null">
+                price = #{price},
+            </if>
+            <if test="status != null">
+                status = #{status},
+            </if>
+            <if test="description != null">
+                description = #{description},
+            </if>
+            <if test="image != null">
+                image = #{image},
+            </if>
+            <if test="updateTime != null">
+                update_time = #{updateTime},
+            </if>
+            <if test="updateUser != null">
+                update_user = #{updateUser}
+            </if>
+        </set>
+        where id = #{id}
+    </update>
+</mapper>