openai service

books_flutter/lib/main.dart

@@ -1,15 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:google_fonts/google_fonts.dart';
-import 'bloc/book_bloc.dart';
-import 'bloc/navigation_bloc.dart';
-import 'models/models.dart';
-import 'widgets/layout.dart';
-import 'screens/library_screen.dart';
-import 'screens/categories_screen.dart';
-import 'screens/book_details_screen.dart';
-import 'screens/add_book_screen.dart';
-import 'screens/scanner_screen.dart';
+import 'bloc/book/book_bloc.dart';
+import 'widgets/bottom_nav_shell.dart';
 import 'theme/app_theme.dart';
 
 void main() async {
@@ -23,101 +16,15 @@ class BookshelfApp extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return MultiBlocProvider(
-      providers: [
-        BlocProvider(create: (_) => BookBloc()),
-        BlocProvider(create: (_) => NavigationBloc()),
-      ],
+    return BlocProvider(
+      create: (_) => BookBloc(),
       child: MaterialApp(
         title: 'Книжная полка',
         debugShowCheckedModeBanner: false,
         theme: AppTheme.lightTheme(),
         themeMode: ThemeMode.light,
-        home: const _AppShell(),
+        home: const BottomNavShell(),
       ),
     );
   }
 }
-
-class _AppShell extends StatelessWidget {
-  const _AppShell();
-
-  @override
-  Widget build(BuildContext context) {
-    return BlocBuilder<NavigationBloc, NavigationState>(
-      builder: (context, state) {
-        final showNav = switch (state.screen) {
-          AppScreen.library ||
-          AppScreen.categories ||
-          AppScreen.wishlist ||
-          AppScreen.settings => true,
-          _ => false,
-        };
-
-        final screen = switch (state.screen) {
-          AppScreen.library => _libraryWithFab(context),
-          AppScreen.categories => const CategoriesScreen(),
-          AppScreen.wishlist => _placeholder(
-            'Здесь будут книги, которые вы хотите прочитать.',
-          ),
-          AppScreen.settings => _placeholder(
-            'Персонализируйте ваше приложение.',
-          ),
-          AppScreen.details => const BookDetailsScreen(),
-          AppScreen.addBook => const AddBookScreen(),
-          AppScreen.scanner => const ScannerScreen(),
-        };
-
-        if (state.screen == AppScreen.scanner) {
-          return screen;
-        }
-
-        return AppLayout(showBottomNav: showNav, child: screen);
-      },
-    );
-  }
-
-  Widget _libraryWithFab(BuildContext context) {
-    return Stack(
-      children: [
-        const LibraryScreen(),
-        Positioned(
-          bottom: 16,
-          right: 20,
-          child: FloatingActionButton(
-            onPressed: () {
-              context.read<NavigationBloc>().add(
-                NavigateTo(
-                  AppScreen.addBook,
-                  selectedBook: null,
-                  prefilledData: null,
-                ),
-              );
-            },
-            child: const Icon(Icons.add),
-          ),
-        ),
-      ],
-    );
-  }
-
-  Widget _placeholder(String message) {
-    return Builder(
-      builder: (context) {
-        final theme = Theme.of(context);
-        return Center(
-          child: Padding(
-            padding: const EdgeInsets.all(48),
-            child: Text(
-              message,
-              textAlign: TextAlign.center,
-              style: theme.textTheme.bodyLarge?.copyWith(
-                color: theme.colorScheme.onSurface.withValues(alpha: 0.5),
-              ),
-            ),
-          ),
-        );
-      },
-    );
-  }
-}