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eatvio_app/lib/features/feed/presentation/pages/feed_screen.dart
2025-07-02 19:01:37 +07:00

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import 'package:easy_debounce/easy_debounce.dart';
import 'package:eatvio_app/core/widgets/add_item_button.dart';
import 'package:eatvio_app/core/widgets/custom_search_bar.dart';
import 'package:eatvio_app/features/create_diet/presentation/create_diet_screen.dart';
import 'package:eatvio_app/features/create_plan/presentation/create_plan_screen.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/consultants_cubit/consultants_cubit.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/diets_cubit/diets_cubit.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/feed_cubit/feed_cubit.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/profile_cubit/profile_cubit.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/profile_cubit/profile_state.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/recipes_cubit/recipes_cubit.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/blog_posts.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/chip_group.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/consultants.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/diets.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/plans.dart';
import 'package:eatvio_app/features/feed/presentation/widgets/tags_modal_widget.dart';
import 'package:eatvio_app/features/feed/presentation/bloc/plans_cubit/plans_cubit.dart';
import 'package:eatvio_app/core/locator_service.dart';
import 'package:eatvio_app/core/theme/theme_helper.dart';
import 'package:eatvio_app/features/create_recipe/presentation/pages/recipe_create_screen.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_native_splash/flutter_native_splash.dart';
import 'package:go_router/go_router.dart';
import '../widgets/recipes.dart';
class FeedScreen extends StatelessWidget {
const FeedScreen({super.key});
@override
Widget build(BuildContext context) {
return MultiBlocProvider(
providers: [
BlocProvider<RecipesCubit>(
create: (context) => sl<RecipesCubit>()..loadRecipesList(),
),
BlocProvider<FeedProfileCubit>(
create: (context) => sl<FeedProfileCubit>()..getProfile(),
),
BlocProvider<FeedCubit>(
create: (context) => sl<FeedCubit>()..loadFeedBlogPostList(),
),
BlocProvider<DietsCubit>(
create: (context) => sl<DietsCubit>()..loadDiets(),
),
BlocProvider<PlansCubit>(
create: (context) => sl<PlansCubit>()..loadPlans(),
),
BlocProvider<ConsultantsCubit>(
create: (context) => sl<ConsultantsCubit>()..getConsultants(),
),
],
child: const FeedScreenContent(),
);
}
}
class FeedScreenContent extends StatefulWidget {
const FeedScreenContent({super.key});
@override
State<FeedScreenContent> createState() => _FeedScreenContentState();
}
class _FeedScreenContentState extends State<FeedScreenContent> {
final postsController = TextEditingController();
final recipesController = TextEditingController();
final dietsController = TextEditingController();
final plansController = TextEditingController();
final consultantsController = TextEditingController();
final List<String> chipsLabelList = ['Все', 'Рецепты', 'Диеты', 'Планы питания', 'Консультанты'];
int _selectedChipIndex = 0;
final blogPostsScrollController = ScrollController();
final recipesScrollController = ScrollController();
final dietsScrollController = ScrollController();
final plansScrollController = ScrollController();
final consultantsScrollController = ScrollController();
@override
void initState() {
consultantsScrollController.addListener(_onScrollConsultants);
super.initState();
}
void _onScrollConsultants() {
if (consultantsScrollController.offset >= consultantsScrollController.position.maxScrollExtent && !consultantsScrollController.position.outOfRange) {}
}
@override
void dispose() {
blogPostsScrollController.dispose();
recipesScrollController.dispose();
dietsScrollController.dispose();
plansScrollController.dispose();
consultantsScrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
FlutterNativeSplash.remove();
return Scaffold(
floatingActionButton: _selectedChipIndex == 1
? FloatingActionButton.small(
heroTag: 'recipesTagsFilter',
backgroundColor: appTheme.blueA400,
shape: const CircleBorder(),
child: const Icon(
Icons.filter_list_rounded,
color: Colors.white,
),
onPressed: () async {
final recipesCubit = context.read<RecipesCubit>();
await showModalBottomSheet(
useRootNavigator: true,
context: context,
builder: (context) => TagsModalWidget(
recipesCubit: recipesCubit,
),
);
recipesCubit.loadRecipesList();
},
)
: null,
appBar: AppBar(
backgroundColor: Colors.white,
toolbarHeight: 0,
),
backgroundColor: Colors.grey.shade200,
body: NestedScrollView(
controller: switch (_selectedChipIndex) {
0 => blogPostsScrollController,
1 => recipesScrollController,
2 => dietsScrollController,
3 => plansScrollController,
4 => consultantsScrollController,
_ => blogPostsScrollController
},
headerSliverBuilder: (BuildContext context, bool innerBoxIsScrolled) {
return [
BlocBuilder<FeedProfileCubit, ProfileState>(
builder: (context, state) {
return SliverAppBar(
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(bottom: Radius.circular(12)),
),
backgroundColor: Colors.white,
foregroundColor: Colors.white,
automaticallyImplyLeading: false,
stretchTriggerOffset: 1,
floating: true,
snap: true,
scrolledUnderElevation: 0,
bottom: PreferredSize(
preferredSize: Size(MediaQuery.of(context).size.width, 32),
child: ChipGroup(
selectedChipIndex: _selectedChipIndex,
chipsLabelList: chipsLabelList,
setSelectedChipIndex: (index) {
setState(() {
_selectedChipIndex = index;
});
},
),
),
title: Row(
children: [
CustomSearchBar(
searchController: switch (_selectedChipIndex) {
1 => recipesController,
2 => dietsController,
3 => plansController,
4 => consultantsController,
_ => postsController,
},
onChanged: (query) {
if (query.length > 2) {
EasyDebounce.debounce(
'searchFeed',
const Duration(milliseconds: 500),
() {
switch (_selectedChipIndex) {
case 0:
context.read<FeedCubit>().loadFeedBlogPostList(query: query);
break;
case 1:
context.read<RecipesCubit>().loadRecipesList(query: query);
break;
case 2:
context.read<DietsCubit>().loadDiets(query: query);
break;
case 3:
context.read<PlansCubit>().loadPlans(query: query);
break;
case 4:
context.read<ConsultantsCubit>().getConsultants();
break;
}
},
);
} else {
EasyDebounce.debounce(
'searchFeed',
const Duration(milliseconds: 500),
() {
switch (_selectedChipIndex) {
case 0:
context.read<FeedCubit>().loadFeedBlogPostList();
break;
case 1:
context.read<RecipesCubit>().loadRecipesList();
break;
case 2:
context.read<DietsCubit>().loadDiets();
break;
case 3:
context.read<PlansCubit>().loadPlans();
break;
case 4:
context.read<ConsultantsCubit>().getConsultants();
break;
}
},
);
}
},
),
const SizedBox(width: 12),
switch (_selectedChipIndex) {
1 => AddItemButton(
onTap: () => GoRouter.of(context).pushNamed(RecipeCreateScreen.name),
),
2 => AddItemButton(
onTap: state.profile?.roles.contains('consultant') ?? false
? () async {
await GoRouter.of(context).pushNamed(CreateDietScreen.name);
}
: null,
),
3 => AddItemButton(
onTap: state.profile?.roles.contains('consultant') ?? false ? () => GoRouter.of(context).pushNamed(CreatePlanScreen.name) : null,
),
_ => const AddItemButton()
},
],
),
);
},
),
];
},
body: switch (_selectedChipIndex) {
0 => const BlogPosts(),
1 => const Recipes(),
2 => const Diets(),
3 => const Plans(),
4 => const Consultants(),
_ => Center(child: Text(chipsLabelList[_selectedChipIndex])),
},
),
);
}
}