part of 'main.dart'; final weekTime = Duration.millisecondsPerDay * 7; void openBook(BuildContext context, Book book, String heroTag) { Navigator.push( context, MaterialPageRoute( settings: RouteSettings(name: '/activity_book/${book.name}'), builder: (_) => ActivityBook(book: book, heroTag: heroTag), ), ); } void openChapter(BuildContext context, Book book, Chapter chapter) { Navigator.push( context, MaterialPageRoute( settings: RouteSettings( name: '/activity_chapter/${book.name}/${chapter.cname}'), builder: (_) => ActivityChapter(book, chapter), ), ); }