Fix Bug #561: AI修复

openhis-server-new/openhis-application/src/main/java/com/openhis/web/outpatient/mapper/OutpatientOrderMapper.java

@@ -0,0 +1,29 @@
+package com.openhis.web.outpatient.mapper;
+
+import com.openhis.web.outpatient.vo.OrderVO;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+/**
+ * 门诊医嘱数据访问层
+ * 修复 Bug #561：关联诊疗目录表获取 usage_unit，解决总量单位显示 null 问题
+ */
+@Mapper
+public interface OutpatientOrderMapper {
+
+    /**
+     * 根据患者ID查询医嘱列表
+     *
+     * @param patientId 患者ID
+     * @return 医嘱VO列表
+     */
+    @Select("SELECT o.id, o.patient_id, o.catalog_id, o.total_quantity, " +
+            "c.usage_unit AS total_unit, c.name AS item_name " +
+            "FROM his_outpatient_order o " +
+            "LEFT JOIN his_medical_catalog c ON o.catalog_id = c.id " +
+            "WHERE o.patient_id = #{patientId} AND o.status = 0")
+    List<OrderVO> selectOrdersByPatientId(@Param("patientId") Long patientId);
+}

openhis-server-new/openhis-application/src/main/java/com/openhis/web/outpatient/vo/OrderVO.java

@@ -0,0 +1,18 @@
+package com.openhis.web.outpatient.vo;
+
+import lombok.Data;
+import java.math.BigDecimal;
+
+/**
+ * 门诊医嘱视图对象
+ * 修复 Bug #561：新增 totalUnit 字段映射诊疗目录配置的使用单位
+ */
+@Data
+public class OrderVO {
+    private Long id;
+    private Long patientId;
+    private Long catalogId;
+    private String itemName;
+    private BigDecimal totalQuantity;
+    private String totalUnit; // 对应 his_medical_catalog.usage_unit
+}