one-code-manage/siwei-modules/siwei-apply/src/main/resources/mapper/ProjectMapper.xml

<?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.siwei.apply.mapper.ProjectMapper">
    <resultMap id="projectMap" type="com.siwei.apply.domain.Project">
        <id column="id" property="id"/>
        <result column="name" property="name"/>
        <result column="code" property="code"/>
        <result column="company" property="company"/>
        <result column="created_at" property="createAt"/>
        <result column="updated_at" property="updateAt"/>
        <result column="project_type" property="projectType"/>
        <result column="creator_id" property="creatorId"/>
    </resultMap>

    <insert id="add" parameterType="com.siwei.apply.domain.Project">
        INSERT INTO t_project (id, name, code, company,
                               created_at, updated_at, project_type, creator_id)
        VALUES (#{id}, #{name}, #{code}, #{company}, now(), now(), #{projectType},
                #{creatorId})
    </insert>

    <select id="get" resultMap="projectMap">
        SELECT *
        FROM t_project
        where t_project.id = #{id}
    </select>

    <select id="getList" parameterType="com.siwei.apply.domain.vo.ProjectFilterVo" resultMap="projectMap">
        SELECT *
        FROM t_project
        <where>
            <if test="name != null and name != ''">
                AND name LIKE CONCAT('%', #{name}, '%')
            </if>
            <if test="code != null and code != ''">
                AND code LIKE CONCAT('%', #{code}, '%')
            </if>
            <if test="keyWord != null and keyWord != ''">
                AND (
                    name    LIKE CONCAT('%', #{keyWord}, '%')
                    OR company LIKE CONCAT('%', #{keyWord}, '%')
                )
            </if>
            <if test="projectType != null and projectType != 0">
                AND project_type = #{projectType}
            </if>
        </where>
        ORDER BY updated_at DESC
        LIMIT #{pageSize} offset #{offset}
    </select>
    <select id="getCount" parameterType="com.siwei.apply.domain.vo.ProjectFilterVo" resultType="int">
        SELECT COUNT(*)
        FROM t_project
        <where>
            <if test="name != null and name != ''">
                AND name LIKE CONCAT('%', #{name}, '%')
            </if>
            <if test="code != null and code != ''">
                AND code LIKE CONCAT('%', #{code}, '%')
            </if>
            <if test="keyWord != null and keyWord != ''">
                AND (
                    name    LIKE CONCAT('%', #{keyWord}, '%')
                    OR company LIKE CONCAT('%', #{keyWord}, '%')
                )
            </if>
            <if test="projectType != null and projectType != 0">
                AND project_type = #{projectType}
            </if>
        </where>
    </select>
    <update id="update" parameterType="com.siwei.apply.domain.vo.ProjectUpdateVo">
        UPDATE t_project
        <set>
            <if test="name != null">name = #{name},</if>
            <if test="code != null">code = #{code},</if>
            <if test="company != null">company = #{company},</if>
            <if test="projectType != null">project_type = #{projectType},</if>
            updated_at = now()
        </set>
        WHERE id = #{id}
    </update>

    <delete id="batchDelete">
        DELETE FROM t_project
        WHERE id IN
        <foreach collection="ids" item="id" open="(" separator="," close=")">
            #{id}
        </foreach>
    </delete>
    <select id="getProjectTypeById" parameterType="string" resultType="int">
        SELECT project_type
        FROM t_project
        WHERE id = #{id}
    </select>

    <!-- 单一方法：一次返回 1/2 和总数的统计结果 -->
    <select id="countTypeStats" resultType="com.siwei.apply.domain.res.ProjectNumRes">
        SELECT
            SUM(CASE WHEN project_type = 1 THEN 1 ELSE 0 END) AS singleCount,
            SUM(CASE WHEN project_type = 2 THEN 1 ELSE 0 END) AS batchCount,
            COUNT(*) AS total
        FROM t_project
    </select>

    <select id="selectOtherSupply" resultType="com.siwei.apply.domain.res.ProjectSupplyRes">
        SELECT
            '其他' AS gdType,
            '亩'   AS gdUnit,
            CAST(0 AS double precision) AS gdArea,
            CAST(0 AS int)              AS count
    </select>

    <select id="selectOtherSupplyExcludeProject" resultType="com.siwei.apply.domain.res.ProjectSupplyRes">
        SELECT
            '其他' AS gdType,
            '亩'   AS gdUnit,
            COALESCE(
                SUM(
                    CASE
                        WHEN gd_unit = '0' THEN COALESCE(gd_area, 0) / 666.6666667
                        WHEN gd_unit = '1' THEN COALESCE(gd_area, 0) * 15
                        ELSE COALESCE(gd_area, 0)
                    END
                ), 0
            ) AS gdArea,
            COUNT(*) AS count
        FROM t_tdgy
        WHERE project_id IS NULL OR project_id = ''
    </select>

    <!--     根据节点获取项目信息-->
    <select id="getProjectByNodeId" resultMap="projectMap">
        SELECT   project.*   FROM "public"."t_project"  project
        LEFT JOIN "public"."t_project_workflow"  flow
        on flow.project_id=project.id
        WHERE flow.node_id = #{nodeId}   LIMIT 1
    </select>



</mapper>