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jahongireshonqulov
2025-10-18 09:40:06 +05:00
commit 1bf3e41abe
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41
lib/features/main/presentation/bloc/main_bloc.dart Normal file
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import 'package:equatable/equatable.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
part 'main_event.dart';
part 'main_state.dart';
class MainBloc extends Bloc<MainEvent, MainState> {
MainBloc() : super(const MainState(tab: MainTab.home)) {
on<ChangeTabEvent>(_changeTab);
}
void _changeTab(ChangeTabEvent event, Emitter<MainState> emit) {
// if (state.tab != event.tab) {
// changeTap(event.tab);
// }
emit(state.copyWith(tab: event.tab));
}
// void changeTap(MainTab tab) {
// switch (tab) {
// case MainTab.home:
// Navigator.of(
// shellRootNavigatorKey.currentContext!,
// ).pushNamedAndRemoveUntil(Routes.home, (route) => false);
// break;
// case MainTab.calculation:
// Navigator.of(
// shellRootNavigatorKey.currentContext!,
// ).pushNamedAndRemoveUntil(Routes.calculation, (route) => false);
// break;
// case MainTab.profile:
// Navigator.of(
// shellRootNavigatorKey.currentContext!,
// ).pushNamedAndRemoveUntil(Routes.profile, (route) => false);
// break;
// }
// }
}
enum MainTab { home, calculation, profile }

14
lib/features/main/presentation/bloc/main_event.dart Normal file
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part of 'main_bloc.dart';
sealed class MainEvent extends Equatable {
const MainEvent();
}
final class ChangeTabEvent extends MainEvent {
final MainTab tab;
const ChangeTabEvent({required this.tab});
@override
List<Object?> get props => [tab];
}

18
lib/features/main/presentation/bloc/main_state.dart Normal file
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part of 'main_bloc.dart';
class MainState extends Equatable {
final MainTab tab;
const MainState({
required this.tab,
});
MainState copyWith({
MainTab? tab,
}) {
return MainState(tab: tab ?? this.tab);
}
@override
List<Object?> get props => [tab];
}

123
lib/features/main/presentation/pages/main_page.dart Normal file
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import 'package:cargocalculaterapp/core/extension/build_context_extension.dart';
import 'package:cargocalculaterapp/features/calculator/presentation/bloc/calculator_bloc.dart';
import 'package:cargocalculaterapp/features/calculator/presentation/pages/calculator_page.dart';
import 'package:cargocalculaterapp/features/home/presentation/bloc/home_bloc.dart';
import 'package:cargocalculaterapp/features/profile/presentation/bloc/profile_bloc.dart';
import 'package:cargocalculaterapp/generated/l10n.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_svg/flutter_svg.dart';
import '../../../../injector_container.dart';
import '../../../home/presentation/pages/home_page.dart';
import '../../../profile/presentation/pages/profile_page.dart';
import '../bloc/main_bloc.dart';
class MainPage extends StatefulWidget {
const MainPage({super.key});
@override
State<MainPage> createState() => _MainPageState();
}
class _MainPageState extends State<MainPage> {
@override
Widget build(BuildContext context) {
return MultiBlocProvider(
providers: [
BlocProvider(create: (_) => sl<MainBloc>()),
BlocProvider(create: (_) => sl<ProfileBloc>()),
BlocProvider(create: (_) => sl<HomeBloc>()),
BlocProvider(create: (_) => sl<CalculatorBloc>()),
],
child: BlocBuilder<MainBloc, MainState>(
builder: (context, state) {
return PopScope(
canPop: false,
onPopInvokedWithResult: (value, result) {
// if (Navigator.canPop(shellRootNavigatorKey.currentContext!)) {
// Navigator.pop(shellRootNavigatorKey.currentContext!);
// } else
if (state.tab.index != 0) {
context.read<MainBloc>().add(
ChangeTabEvent(tab: MainTab.values[0]),
);
} else {
SystemNavigator.pop();
}
},
child: Scaffold(
body: IndexedStack(
index: state.tab.index,
children: const [HomePage(), CalculatorPage(), ProfilePage()],
),
bottomNavigationBar: BottomNavigationBar(
currentIndex: state.tab.index,
onTap: (index) {
context.read<MainBloc>().add(
ChangeTabEvent(tab: MainTab.values.elementAt(index)),
);
if (index == 0) {
context.read<HomeBloc>().add(const RefreshEvent());
}
},
elevation: 1,
iconSize: 24,
selectedLabelStyle: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w500,
color: context.color.primaryColor,
),
unselectedLabelStyle: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w500,
color: context.color.lightSecondary,
),
showSelectedLabels: true,
showUnselectedLabels: true,
items: [
BottomNavigationBarItem(
icon: SvgPicture.asset(
"assets/svg/ic_box.svg",
colorFilter: ColorFilter.mode(
state.tab.index == 0
? context.color.primaryColor
: context.color.lightSecondary,
BlendMode.srcIn,
),
),
label: AppLocalization.current.orders,
),
BottomNavigationBarItem(
icon: SvgPicture.asset(
"assets/svg/ic_calculator.svg",
colorFilter: ColorFilter.mode(
state.tab.index == 1
? context.color.primaryColor
: context.color.lightSecondary,
BlendMode.srcIn,
),
),
label: AppLocalization.current.calculator,
),
BottomNavigationBarItem(
icon: SvgPicture.asset(
"assets/svg/ic_profile.svg",
colorFilter: ColorFilter.mode(
state.tab.index == 2
? context.color.primaryColor
: context.color.lightSecondary,
BlendMode.srcIn,
),
),
label: AppLocalization.current.profile,
),
],
),
),
);
},
),
);
}
}