新增菜品

reggie_server/src/main/java/com/reggie/controller/admin/DishController.java

@@ -0,0 +1,38 @@
+package com.reggie.controller.admin;
+
+import com.reggie.dto.DishDTO;
+import com.reggie.result.R;
+import com.reggie.service.DishService;
+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.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/admin/dish")
+@Slf4j
+@Api(tags = "菜品相关接口")
+public class DishController {
+
+    @Autowired
+    private DishService dishService;
+
+
+    /**
+     * 添加菜品
+     * @param dishDTO  分类id，菜品描述，口味，菜品id,菜品图片路径，菜品名称，菜品价格，菜品状态
+     * @return success
+     */
+    @PostMapping
+    @ApiOperation("新增菜品")
+    public R<String> save(@RequestBody DishDTO dishDTO) {
+        log.info("添加菜品:{}",dishDTO);
+        dishService.save(dishDTO);
+        return R.success("菜品添加成功");
+    }
+
+}

reggie_server/src/main/java/com/reggie/mapper/DishFlavorMapper.java

@@ -1,8 +1,14 @@
 package com.reggie.mapper;
 
+import com.reggie.entity.DishFlavor;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
 
 @Mapper
 public interface DishFlavorMapper {
 
+    //插入菜品口味
+    void insert(@Param("flavors") List<DishFlavor> flavors);
 }

reggie_server/src/main/java/com/reggie/mapper/DishMapper.java

@@ -1,10 +1,18 @@
 package com.reggie.mapper;
 
+import com.reggie.annotation.AutoFill;
+import com.reggie.constant.AutoFillConstant;
+import com.reggie.entity.Dish;
 import org.apache.ibatis.annotations.Mapper;
 
 @Mapper
 public interface DishMapper {
 
     //根据分类id查询对应的菜品数量
     Long cuntByCategoryId(Long id);
+
+
+    @AutoFill(type = AutoFillConstant.INSERT)
+    //插入数据到菜品表
+    void insert(Dish dish);
 }

reggie_server/src/main/java/com/reggie/service/DishService.java

@@ -1,5 +1,9 @@
 package com.reggie.service;
 
+import com.reggie.dto.DishDTO;
+
 public interface DishService {
 
+    //添加菜品
+    void save(DishDTO dishDTO);
 }

reggie_server/src/main/java/com/reggie/service/impl/DishServiceImpl.java

@@ -1,21 +1,59 @@
 package com.reggie.service.impl;
 
+import com.reggie.dto.DishDTO;
+import com.reggie.entity.Dish;
+import com.reggie.entity.DishFlavor;
 import com.reggie.mapper.DishFlavorMapper;
 import com.reggie.mapper.DishMapper;
 import com.reggie.service.DishService;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 /**
  * 菜品业务实现
  */
 @Service
 @Slf4j
 public class DishServiceImpl implements DishService {
     @Autowired
-    private DishMapper dishMapper;
+    private DishMapper dishMapper;    //菜品Dao
     @Autowired
-    private DishFlavorMapper dishFlavorMapper;
+    private DishFlavorMapper dishFlavorMapper;   //菜品味道Dao
+
+    /**
+     * 添加菜品
+     *
+     * @param dishDTO 分类id，菜品描述，口味，菜品id,菜品图片路径，菜品名称，菜品价格，菜品状态
+     */
+    public void save(DishDTO dishDTO) {
+        //菜品实体类
+        Dish dish = new Dish();
+        BeanUtils.copyProperties(dishDTO, dish);
+        //插入数据到菜品表
+        dishMapper.insert(dish);
+
+        //获取菜品主键值，需要保存到口味表中
+        Long dishId = dish.getId();
+
+        //菜品口味
+        List<DishFlavor> flavors = dishDTO.getFlavors();
+        if (flavors == null || flavors.size() == 0) {
+            return;
+        }
+
+        //循环添加id
+        flavors.forEach( item -> {
+            //设置口味关联的菜品id
+            item.setDishId(dishId);
+        });
+
+        //插入菜品口味
+        dishFlavorMapper.insert(flavors);
+
 
+    }
 }

reggie_server/src/main/resources/mapper/DishFlavorMapper.xml

@@ -1,4 +1,12 @@
 <?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.reggie.mapper.DishFlavorMapper">
+
+    <!--插入菜品口味-->
+    <insert id="insert">
+        insert into dish_flavor(dish_id, name, value) values
+        <foreach collection="flavors" item="flavor" separator=",">
+            (#{flavor.dishId},#{flavor.name},#{flavor.value})
+        </foreach>
+    </insert>
 </mapper>

reggie_server/src/main/resources/mapper/DishMapper.xml

@@ -8,4 +8,16 @@
         from dish
         where category_id = #{id};
     </select>
+
+    <!--
+        插入数据到菜品表  id回传给口味表
+        useGeneratedKeys设置为true：在执行插入记录之后可以获取到数据库自动生成的主键值
+        keyProperty：指定Java对象的属性名
+    -->
+    <insert id="insert" parameterType="Dish" useGeneratedKeys="true" keyProperty="id">
+        insert into dish (name, category_id, price, image, description, status, create_time, update_time,
+                          create_user, update_user)
+        values (#{name}, #{categoryId}, #{price}, #{image}, #{description}, #{status}, #{createTime}, #{updateTime},
+                #{createUser}, #{updateUser})
+    </insert>
 </mapper>