fix:初诊单详情修复

fs-service/src/main/java/com/fs/his/service/impl/FsFirstDiagnosisServiceImpl.java

@@ -101,7 +101,11 @@ public class FsFirstDiagnosisServiceImpl extends ServiceImpl<FsFirstDiagnosisMap
 
     @Override
     public FsFirstDiagnosis getByUserId(Long userId) {
-        return baseMapper.getByUserId(userId);
+        FsFirstDiagnosis firstDiagnosis = baseMapper.getByUserId(userId);
+        if (firstDiagnosis == null) {
+            firstDiagnosis = new FsFirstDiagnosis();
+        }
+        return firstDiagnosis;
     }
 
     @Override