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src/main/java/com/peanut/modules/book/service/BookMedicalRecordsService.java

@@ -14,4 +14,6 @@ public interface BookMedicalRecordsService extends IService<BookMedicalRecordsEn
 
     List<BookEntity> getBooks(Map<String, Object> params);
 
+    int getCount(Integer userId);
+
 }

src/main/java/com/peanut/modules/book/service/impl/BookMedicalRecordsServiceImpl.java

@@ -30,4 +30,9 @@ public class BookMedicalRecordsServiceImpl extends ServiceImpl<BookMedicalRecord
         return dao.getBooks((page-1)*limit,limit
                 ,(Integer)params.get("userId"));
     }
+
+    @Override
+    public int getCount(Integer userId) {
+        return dao.getCount(userId);
+    }
 }