96 lines
4.2 KiB
XML
96 lines
4.2 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.nlshop.mapper.CartMapper">
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<resultMap id="BaseResultMap" type="com.nlshop.entity.CartItem">
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<id column="id" property="id"/>
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<result column="user_id" property="userId"/>
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<result column="product_id" property="productId"/>
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<result column="spec_id" property="specId"/>
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<result column="quantity" property="quantity"/>
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<result column="custom_sweetness" property="customSweetness"/>
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<result column="custom_ice" property="customIce"/>
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<result column="toppings" property="toppings"/>
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<result column="create_time" property="createTime"/>
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<association property="product" javaType="com.nlshop.entity.Product">
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<id column="p_id" property="id"/>
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<result column="p_name" property="name"/>
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<result column="p_image" property="image"/>
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<result column="p_base_price" property="basePrice"/>
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<result column="p_merchant_id" property="merchantId"/>
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</association>
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<association property="spec" javaType="com.nlshop.entity.ProductSpec">
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<id column="s_id" property="id"/>
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<result column="s_spec_name" property="specName"/>
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<result column="s_price_adjust" property="priceAdjust"/>
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</association>
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</resultMap>
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<insert id="insert" parameterType="com.nlshop.entity.CartItem" useGeneratedKeys="true" keyProperty="id">
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INSERT INTO cart (user_id, product_id, spec_id, quantity, custom_sweetness, custom_ice, toppings)
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VALUES (#{userId}, #{productId}, #{specId}, #{quantity}, #{customSweetness}, #{customIce}, #{toppings})
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</insert>
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<select id="selectByUserId" resultMap="BaseResultMap">
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SELECT c.*,
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p.id as p_id, p.name as p_name, p.image as p_image, p.base_price as p_base_price, p.merchant_id as p_merchant_id,
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s.id as s_id, s.spec_name as s_spec_name, s.price_adjust as s_price_adjust
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FROM cart c
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LEFT JOIN product p ON c.product_id = p.id
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LEFT JOIN product_spec s ON c.spec_id = s.id
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WHERE c.user_id = #{userId}
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ORDER BY c.create_time DESC
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</select>
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<select id="selectById" resultMap="BaseResultMap">
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SELECT c.*,
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p.id as p_id, p.name as p_name, p.image as p_image, p.base_price as p_base_price, p.merchant_id as p_merchant_id,
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s.id as s_id, s.spec_name as s_spec_name, s.price_adjust as s_price_adjust
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FROM cart c
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LEFT JOIN product p ON c.product_id = p.id
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LEFT JOIN product_spec s ON c.spec_id = s.id
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WHERE c.id = #{id}
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</select>
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<select id="selectByUserAndProduct" resultMap="BaseResultMap">
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SELECT * FROM cart
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WHERE user_id = #{userId} AND product_id = #{productId}
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AND (spec_id = #{specId} OR (#{specId} IS NULL AND spec_id IS NULL))
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AND (custom_sweetness = #{customSweetness} OR (#{customSweetness} IS NULL AND custom_sweetness IS NULL))
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AND (custom_ice = #{customIce} OR (#{customIce} IS NULL AND custom_ice IS NULL))
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AND (toppings = #{toppings} OR (#{toppings} IS NULL AND toppings IS NULL))
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LIMIT 1
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</select>
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<update id="update" parameterType="com.nlshop.entity.CartItem">
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UPDATE cart
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<set>
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<if test="quantity != null">quantity = #{quantity},</if>
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<if test="customSweetness != null">custom_sweetness = #{customSweetness},</if>
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<if test="customIce != null">custom_ice = #{customIce},</if>
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<if test="toppings != null">toppings = #{toppings},</if>
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</set>
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WHERE id = #{id}
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</update>
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<update id="updateQuantity">
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UPDATE cart SET quantity = #{quantity} WHERE id = #{id}
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</update>
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<delete id="delete">
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DELETE FROM cart WHERE id = #{id}
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</delete>
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<delete id="deleteByUserId">
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DELETE FROM cart WHERE user_id = #{userId}
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</delete>
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<delete id="deleteBatch">
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DELETE FROM cart
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WHERE id IN
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<foreach collection="ids" item="id" open="(" separator="," close=")">
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#{id}
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</foreach>
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AND user_id = #{userId}
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</delete>
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</mapper>
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