新增菜品

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

@@ -0,0 +1,37 @@
+package com.sky.controller.admin;
+
+import com.sky.dto.DishDTO;
+import com.sky.result.Result;
+import com.sky.service.DishService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+@RestController
+@RequestMapping("/admin/dish")
+@Api(tags = "菜品相关接口")
+@Slf4j
+public class DishController {
+    @Resource
+    private DishService dishService;
+
+    /**
+     * 新增菜品和口味
+     *
+     * @param dishDTO DishDTO
+     * @return Result
+     */
+    @ApiOperation("新增菜品")
+    @PostMapping("")
+    public Result<String > save(@RequestBody DishDTO dishDTO) {
+        log.info("新增菜品:{}", dishDTO);
+        dishService.saveWithFlavor(dishDTO);
+        return Result.success();
+    }
+}

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

@@ -0,0 +1,14 @@
+package com.sky.mapper;
+import com.sky.entity.DishFlavor;
+import org.apache.ibatis.annotations.Mapper;
+
+import java.util.List;
+
+@Mapper
+public interface DishFlavorMapper {
+    /**
+     * 香口味表中插入n条数据
+     * @param flavors List<DishFlavor>
+     */
+    void insertBatch(List<DishFlavor> flavors);
+}

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

@@ -1,5 +1,8 @@
 package com.sky.mapper;
 
+import com.sky.annotation.AutoFill;
+import com.sky.entity.Dish;
+import com.sky.enumeration.OperationType;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
 
@@ -8,8 +11,17 @@ public interface DishMapper {
 
     /**
      * 根据分类id查询菜品数量
+     *
      * @param categoryId Long
      * @return Integer
      */
     Integer countByCategoryId(Long categoryId);
+
+    /**
+     * 新增菜品和口味
+     *
+     * @param dish Dish
+     */
+    @AutoFill(value = OperationType.INSERT)
+    void insert(Dish dish);
 }

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

@@ -0,0 +1,12 @@
+package com.sky.service;
+
+import com.sky.dto.DishDTO;
+
+public interface DishService {
+    /**
+     * 新增菜品和口味
+     *
+     * @param dishDTO DishDTO
+     */
+    void saveWithFlavor(DishDTO dishDTO);
+}

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

@@ -0,0 +1,49 @@
+package com.sky.service.impl;
+
+import com.sky.dto.DishDTO;
+import com.sky.entity.Dish;
+import com.sky.entity.DishFlavor;
+import com.sky.mapper.DishFlavorMapper;
+import com.sky.mapper.DishMapper;
+import com.sky.service.DishService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeanUtils;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+@Slf4j
+public class DishServiceImpl implements DishService {
+    @Resource
+    private DishMapper dishMapper;
+    @Resource
+    private DishFlavorMapper dishFlavorMapper;
+
+    /**
+     * 新增菜品和口味
+     *
+     * @param dishDTO DishDTO
+     */
+    @Override
+    @Transactional
+    public void saveWithFlavor(DishDTO dishDTO) {
+        Dish dish = new Dish();
+        BeanUtils.copyProperties(dishDTO, dish);
+        // 插入数据
+        dishMapper.insert(dish);
+        // 获取Insert语句生成的主键值
+        Long dishId = dish.getId();
+        List<DishFlavor> flavors = dishDTO.getFlavors();
+
+        if (flavors != null && !flavors.isEmpty()) {
+            flavors.forEach(dishFlavor -> {
+                dishFlavor.setDishId(dishId);
+            });
+            // 香口味表中插入n条数据
+            dishFlavorMapper.insertBatch(flavors);
+        }
+    }
+}

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

@@ -0,0 +1,13 @@
+<?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.DishFlavorMapper">
+
+    <!-- 香口味表中插入n条数据 -->
+    <insert id="insertBatch">
+        insert into dish_flavor (dish_id, name, value )
+        values
+        <foreach collection="flavors" item="df" separator=",">
+            ( #{df.dishId},#{df.name},#{df.value})
+        </foreach>
+    </insert>
+</mapper>

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

@@ -2,7 +2,16 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.sky.mapper.DishMapper">
 
-    <select id="countByCategoryId" resultType="java.lang.Integer">
+    <!-- 新增菜品和口味 -->
+    <insert id="insert" useGeneratedKeys="true" keyProperty="id">
+        insert into dish (id, name, category_id, price, image, description, status, create_time, update_time,
+                          create_user, update_user)
+        values (#{id}, #{name}, #{categoryId}, #{price}, #{image}, #{description}, #{status}, #{createTime},
+                #{updateTime}, #{createUser}, #{updateUser});
+    </insert>
+
+    <!-- 根据分类id查询菜品数量 -->
+    <select id="countByCategoryId" resultType="java.lang.Integer" >
         select count(id)
         from dish
         where category_id = #{categoryId}