sb-backend/src/main/resources/mapper/WalletMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "https://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.sb.web.account.mapper.WalletMapper">

    <resultMap id="walletResultMap" type="com.sb.web.account.domain.Wallet">
        <id property="id" column="id"/>
        <result property="memberId" column="member_id"/>
        <result property="type" column="type"/>
        <result property="name" column="name"/>
        <result property="issuer" column="issuer"/>
        <result property="accountNumber" column="account_number"/>
        <result property="cardType" column="card_type"/>
        <result property="openingBalance" column="opening_balance"/>
        <result property="openingDate" column="opening_date"/>
        <result property="currentValue" column="current_value"/>
        <result property="sortOrder" column="sort_order"/>
        <result property="createdAt" column="created_at"/>
        <result property="updatedAt" column="updated_at"/>
    </resultMap>

    <sql id="cols">id, member_id, type, name, issuer, account_number, card_type,
        opening_balance, opening_date, current_value, sort_order, created_at, updated_at</sql>

    <select id="findByMember" parameterType="long" resultMap="walletResultMap">
        SELECT <include refid="cols"/> FROM wallet
        WHERE member_id = #{memberId}
        ORDER BY type, sort_order, name
    </select>

    <select id="findByIdAndMember" resultMap="walletResultMap">
        SELECT <include refid="cols"/> FROM wallet
        WHERE id = #{id} AND member_id = #{memberId}
    </select>

    <insert id="insert" parameterType="com.sb.web.account.domain.Wallet"
            useGeneratedKeys="true" keyProperty="id">
        INSERT INTO wallet (member_id, type, name, issuer, account_number, card_type,
                            opening_balance, opening_date, current_value, sort_order, created_at, updated_at)
        VALUES (#{memberId}, #{type}, #{name}, #{issuer}, #{accountNumber}, #{cardType},
                #{openingBalance}, #{openingDate}, #{currentValue}, #{sortOrder}, NOW(), NOW())
    </insert>

    <update id="update" parameterType="com.sb.web.account.domain.Wallet">
        UPDATE wallet
        SET type = #{type}, name = #{name}, issuer = #{issuer},
            account_number = #{accountNumber}, card_type = #{cardType},
            opening_balance = #{openingBalance}, opening_date = #{openingDate},
            current_value = #{currentValue}
        WHERE id = #{id} AND member_id = #{memberId}
    </update>

    <!-- 계좌별 현재 잔액 = 초기잔액 + 수입 - 지출 - 이체출금 + 이체입금 -->
    <select id="findBalances" parameterType="long" resultType="map">
        SELECT w.id AS id,
            w.opening_balance
            + COALESCE((SELECT SUM(e.amount) FROM account_entry e
                        WHERE e.member_id = w.member_id AND e.type = 'INCOME'  AND e.wallet_id = w.id), 0)
            - COALESCE((SELECT SUM(e.amount) FROM account_entry e
                        WHERE e.member_id = w.member_id AND e.type = 'EXPENSE' AND e.wallet_id = w.id), 0)
            - COALESCE((SELECT SUM(e.amount) FROM account_entry e
                        WHERE e.member_id = w.member_id AND e.type = 'TRANSFER' AND e.wallet_id = w.id), 0)
            + COALESCE((SELECT SUM(e.amount) FROM account_entry e
                        WHERE e.member_id = w.member_id AND e.type = 'TRANSFER' AND e.to_wallet_id = w.id), 0)
            AS balance
        FROM wallet w
        WHERE w.member_id = #{memberId}
    </select>

    <delete id="delete">
        DELETE FROM wallet WHERE id = #{id} AND member_id = #{memberId}
    </delete>

    <update id="updateSortOrder">
        UPDATE wallet SET sort_order = #{sortOrder}
        WHERE id = #{id} AND member_id = #{memberId}
    </update>

    <select id="maxSortOrder" resultType="java.lang.Integer">
        SELECT MAX(sort_order) FROM wallet WHERE member_id = #{memberId} AND type = #{type}
    </select>

</mapper>