erp-next/ruoyi-system/src/main/resources/mapper/bid/BizComparisonMapper.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.ruoyi.system.mapper.bid.BizComparisonMapper">

  <!-- 核心比价数据：物料行 + 各供应商报价 + 历史评价均分 -->
  <select id="selectComparisonData" resultType="java.util.HashMap">
    SELECT
      ri.item_id        AS rfqItemId,
      ri.material_name  AS materialName,
      ri.spec           AS spec,
      ri.unit           AS unit,
      ri.quantity       AS quantity,
      qi.unit_price     AS unitPrice,
      qi.total_price    AS totalPrice,
      qi.delivery_days  AS deliveryDays,
      q.quotation_id    AS quotationId,
      q.quote_no        AS quoteNo,
      q.supplier_id     AS supplierId,
      s.supplier_name   AS supplierName,
      s.contact         AS contact,
      s.phone           AS phone,
      COALESCE(ev.avg_quality,  3.0) AS avgQuality,
      COALESCE(ev.avg_service,  3.0) AS avgService,
      COALESCE(ev.eval_count,   0)   AS historyCount
    FROM biz_rfq_item ri
    LEFT JOIN biz_quotation_item qi  ON qi.rfq_item_id = ri.item_id
    LEFT JOIN biz_quotation q        ON q.quotation_id = qi.quotation_id
                                    AND q.status IN ('draft','submitted','accepted')
    LEFT JOIN biz_supplier s         ON s.supplier_id = q.supplier_id
    LEFT JOIN (
        SELECT supplier_id,
               AVG(quality_score)  AS avg_quality,
               AVG(service_score)  AS avg_service,
               COUNT(*)            AS eval_count
        FROM biz_supplier_evaluation
        GROUP BY supplier_id
    ) ev ON ev.supplier_id = q.supplier_id
    WHERE ri.rfq_id = #{rfqId}
    ORDER BY ri.item_id, qi.unit_price ASC
  </select>

  <!-- RFQ基本信息 -->
  <select id="selectRfqInfo" resultType="java.util.HashMap">
    SELECT rfq_no AS rfqNo, rfq_title AS rfqTitle
    FROM biz_rfq WHERE rfq_id = #{rfqId}
  </select>

  <!-- 历史报价参考：当前RFQ无报价时，查询同物料在其他RFQ中的最近报价 -->
  <select id="selectHistoricalPrices" resultType="java.util.HashMap">
    SELECT
      qi.unit_price      AS unitPrice,
      qi.total_price     AS totalPrice,
      qi.delivery_days   AS deliveryDays,
      q.quotation_id     AS quotationId,
      q.quote_no         AS quoteNo,
      q.supplier_id      AS supplierId,
      s.supplier_name    AS supplierName,
      r.rfq_no           AS rfqNo,
      COALESCE(ev.avg_quality, 3.0) AS avgQuality,
      COALESCE(ev.avg_service, 3.0) AS avgService,
      COALESCE(ev.eval_count, 0)    AS historyCount
    FROM biz_quotation_item qi
    JOIN biz_quotation q ON qi.quotation_id = q.quotation_id
                        AND q.status IN ('submitted','accepted')
    JOIN biz_supplier s ON s.supplier_id = q.supplier_id
    LEFT JOIN (
        SELECT supplier_id,
               AVG(quality_score) AS avg_quality,
               AVG(service_score) AS avg_service,
               COUNT(*)           AS eval_count
        FROM biz_supplier_evaluation
        GROUP BY supplier_id
    ) ev ON ev.supplier_id = q.supplier_id
    LEFT JOIN biz_rfq r ON q.rfq_id = r.rfq_id
    WHERE qi.material_name = #{materialName}
      AND q.rfq_id != #{excludeRfqId}
    ORDER BY q.create_time DESC
    LIMIT #{limit}
  </select>

</mapper>