init

ruoyi-cai/src/main/resources/mapper/cai/CaiAccountMapper.xml

@@ -27,6 +27,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         set coin = coin + #{coin}, income_coin = income_coin + #{incomeCoin}
         where user_id = #{userId}
     </update>
+    <update id="decrIncomeCoin">
+        update cai_account
+        set income_coin = income_coin - #{value}
+        where user_id = #{userId} and (income_coin - #{value}) > 0
+    </update>
 
 
 </mapper>

ruoyi-cai/src/main/resources/mapper/cai/CaiGoodsMapper.xml

@@ -0,0 +1,17 @@
+<?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.ruoyi.cai.mapper.CaiGoodsMapper">
+
+    <resultMap type="com.ruoyi.cai.domain.CaiGoods" id="CaiGoodsResult">
+        <result property="id" column="id"/>
+        <result property="name" column="name"/>
+        <result property="price" column="price"/>
+        <result property="amount" column="amount"/>
+        <result property="status" column="status"/>
+        <result property="remark" column="remark"/>
+    </resultMap>
+
+
+</mapper>

ruoyi-cai/src/main/resources/mapper/cai/CaiWithdrawExchangeMapper.xml

@@ -0,0 +1,14 @@
+<?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.ruoyi.cai.mapper.CaiWithdrawExchangeMapper">
+
+    <resultMap type="com.ruoyi.cai.domain.CaiWithdrawExchange" id="CaiWithdrawExchangeResult">
+        <result property="id" column="id"/>
+        <result property="money" column="money"/>
+        <result property="coinNum" column="coin_num"/>
+    </resultMap>
+
+
+</mapper>