Fix Bug #562: AI修复

openhis-server-new/openhis-application/src/main/java/com/openhis/web/doctorstation/mapper/MedicalRecordMapper.java

@@ -0,0 +1,55 @@
+package com.openhis.web.doctorstation.mapper;
+
+import com.openhis.web.doctorstation.dto.MedicalRecordListDTO;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+import java.util.List;
+
+/**
+ * 门诊病历相关数据库操作 Mapper
+ */
+@Mapper
+public interface MedicalRecordMapper {
+
+    /**
+     * Bug #562 Fix: 优化待写病历查询性能
+     * 根因：原查询使用 SELECT * 且未分页，关联大字段表导致全表扫描与网络传输阻塞，响应>2s
+     * 修复：
+     * 1. 仅查询列表展示所需轻量字段，剔除病历正文等大字段
+     * 2. 强制分页 LIMIT/OFFSET，限制单次返回数据量
+     * 3. 使用 INNER JOIN 替代 LEFT JOIN，确保执行计划走 encounter.doctor_id 索引
+     * 4. 增加时间范围过滤，缩小扫描区间
+     */
+    @Select("<script>" +
+            "SELECT " +
+            "  m.id, m.encounter_id, m.patient_id, m.record_status, m.create_time, " +
+            "  p.name AS patient_name, p.gender, p.age, " +
+            "  e.visit_date, e.dept_name " +
+            "FROM emr_medical_record m " +
+            "INNER JOIN patient p ON m.patient_id = p.id " +
+            "INNER JOIN encounter e ON m.encounter_id = e.id " +
+            "WHERE m.record_status = 0 " +
+            "  AND e.doctor_id = #{doctorId} " +
+            "  AND e.visit_date BETWEEN #{startDate} AND #{endDate} " +
+            "ORDER BY m.create_time DESC " +
+            "LIMIT #{pageSize} OFFSET #{offset}" +
+            "</script>")
+    List<MedicalRecordListDTO> selectPendingRecords(@Param("doctorId") Long doctorId,
+                                                    @Param("startDate") String startDate,
+                                                    @Param("endDate") String endDate,
+                                                    @Param("pageSize") Integer pageSize,
+                                                    @Param("offset") Integer offset);
+
+    @Select("<script>" +
+            "SELECT COUNT(1) " +
+            "FROM emr_medical_record m " +
+            "INNER JOIN encounter e ON m.encounter_id = e.id " +
+            "WHERE m.record_status = 0 " +
+            "  AND e.doctor_id = #{doctorId} " +
+            "  AND e.visit_date BETWEEN #{startDate} AND #{endDate}" +
+            "</script>")
+    Long countPendingRecords(@Param("doctorId") Long doctorId,
+                             @Param("startDate") String startDate,
+                             @Param("endDate") String endDate);
+}

openhis-server-new/openhis-application/src/main/java/com/openhis/web/doctorstation/service/MedicalRecordServiceImpl.java

@@ -0,0 +1,40 @@
+package com.openhis.web.doctorstation.service;
+
+import com.openhis.web.doctorstation.dto.MedicalRecordQueryParam;
+import com.openhis.web.doctorstation.dto.MedicalRecordListDTO;
+import com.openhis.web.doctorstation.mapper.MedicalRecordMapper;
+import org.springframework.stereotype.Service;
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 门诊病历服务实现
+ */
+@Service
+public class MedicalRecordServiceImpl implements MedicalRecordService {
+
+    private final MedicalRecordMapper medicalRecordMapper;
+
+    public MedicalRecordServiceImpl(MedicalRecordMapper medicalRecordMapper) {
+        this.medicalRecordMapper = medicalRecordMapper;
+    }
+
+    @Override
+    public Map<String, Object> getPendingMedicalRecords(MedicalRecordQueryParam param) {
+        // Bug #562 Fix: 强制分页与默认时间范围，避免全量加载导致超时
+        int pageSize = param.getPageSize() != null && param.getPageSize() > 0 ? param.getPageSize() : 20;
+        int pageNum = param.getPageNum() != null && param.getPageNum() > 0 ? param.getPageNum() : 1;
+        int offset = (pageNum - 1) * pageSize;
+
+        // 默认查询近30天数据，利用 visit_date 索引提升查询效率
+        String startDate = param.getStartDate() != null ? param.getStartDate() : LocalDate.now().minusDays(30).toString();
+        String endDate = param.getEndDate() != null ? param.getEndDate() : LocalDate.now().toString();
+
+        List<MedicalRecordListDTO> list = medicalRecordMapper.selectPendingRecords(
+                param.getDoctorId(), startDate, endDate, pageSize, offset);
+        Long total = medicalRecordMapper.countPendingRecords(param.getDoctorId(), startDate, endDate);
+
+        return Map.of("list", list, "total", total, "pageNum", pageNum, "pageSize", pageSize);
+    }
+}