feat:添加判断

ruoyi-admin/src/main/java/com/ruoyi/web/controller/manager/UserBookManager.java

@@ -9,6 +9,7 @@ import com.ruoyi.system.service.ElUserBookService;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.Resource;
+import java.util.Date;
 import java.util.Objects;
 
 /**
@@ -48,9 +49,11 @@ public class UserBookManager {
             book.setWrongCount(1);
             Integer maxSort = this.findMaxSort(examId,  ShiroUtils.getUserId());
             book.setSort(maxSort+1);
+            book.setCreateTime(new Date());
             userBookService.save(book);
         } else {
             book.setWrongCount(book.getWrongCount()+1);
+            book.setUpdateTime(new Date());
             userBookService.updateById(book);
         }
     }