删除无用代码

lib/pages/book_detail/view.dart

@@ -249,11 +249,6 @@ class _BookDetailPageState extends State<BookDetailPage> with SingleTickerProvid
                              }
                           }
                           else{
-                            // bool netStatus = await Tools.checkCurrentNetStatus();
-                            // final exist = await _isExistFile(bookId);
-                            // if (!netStatus && exist){
-                            //   String chapterId = await SqlManager.queryReadHistoryByBookId(int.parse(bookId));
-                            // }
 
                             final String chapterId = await controller.getCurrentChapterId();
                             final String chapterName = await controller.getCurrentChapterName();