feat

pcloud-service-book/src/main/java/com/pcloud/book/book/biz/impl/BookBizImpl.java

@@ -3710,6 +3710,19 @@ public class BookBizImpl implements BookBiz {
             }
             bookDto.setSubscribeState(subscribeState);
         }
+        if (!ListUtils.isEmpty(bookDtos)) {
+            //根据是否有答案的状态进行排序
+            bookDtos = bookDtos.stream().sorted(new Comparator<BookDto>() {
+                @Override
+                public int compare(BookDto o1, BookDto o2) {
+                    if (o1.getHasAnswer() ^ o2.getHasAnswer()) {
+                        return o1.getHasAnswer() ? -1 : 1;
+                    } else {
+                        return 0;
+                    }
+                }
+            }).collect(Collectors.toList());
+        }
         PageBeanNew<BookDto> page = new PageBeanNew<>(currentPage, numPerPage, (int) esPage.getTotalCount(), bookDtos);
         return page;
     }