ADD file via upload

flower_back/src/main/java/com/example/flower/mapper/xml/GiftMapper.xml

@@ -0,0 +1,50 @@
+<?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.example.flower.mapper.GiftMapper">
+    <select id="giftList" resultType="com.example.flower.entity.Gift">
+        select *
+        from flower.gift
+    </select>
+    <select id="giftListByQuery" resultType="com.example.flower.entity.Gift">
+        select *
+        from flower.gift
+        <where>
+            <if test="gift_name != null and gift_name != '' ">
+                and gift_name like concat('%',#{gift_name},'%')
+            </if>
+        </where>
+    </select>
+    <insert id="giftAdd" useGeneratedKeys="true" keyProperty="gift_id" parameterType="com.example.flower.entity.Gift">
+        insert into flower.gift(gift_name, gift_point,gift_stock,gift_pic)
+            value (#{gift_name},#{gift_point},#{gift_stock},#{gift_pic})
+    </insert>
+    <delete id="giftDeletePer">
+        delete
+        from flower.gift
+        where gift_id = #{gift_id}
+    </delete>
+    <delete id="giftDeleteMul" parameterType="Integer">
+        delete from flower.gift where gift.gift_id in
+        <foreach collection="gift_ids" open="(" close=")" separator="," item="id">
+            #{id}
+        </foreach>
+    </delete>
+    <select id="giftInfo" resultType="com.example.flower.entity.Gift">
+        select *
+        from flower.gift
+        where gift_id = #{gift_id}
+    </select>
+    <update id="giftModify" parameterType="com.example.flower.entity.Gift">
+        update flower.gift
+        set gift_name=if(#{gift_name} is not null and #{gift_name} != '',#{gift_name},gift_name),
+            gift_point=#{gift_point},
+            gift_stock=#{gift_stock},
+            gift_pic=if(#{gift_pic} is not null and #{gift_pic} != '',#{gift_pic},gift_pic)
+        where gift.gift_id = #{gift_id}
+    </update>
+    <update id="giftModifyStock" parameterType="com.example.flower.entity.Gift">
+        update flower.gift
+        set gift_stock=gift_stock-#{gift_stock}
+        where gift.gift_id = #{gift_id}
+    </update>
+</mapper>