lemmur-app-android/lib/pages/main/main_page.dart

104 lines
2.6 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import '../../util/extensions/brightness.dart';
import '../communities_tab.dart';
import '../create_post.dart';
import '../home_tab.dart';
import '../profile_tab.dart';
import '../search_tab.dart';
enum AppTab {
home,
communities,
search,
profile,
}
class MainPage extends HookWidget {
const MainPage();
static const tabs = {
AppTab.home: HomeTab(),
AppTab.communities: CommunitiesTab(),
AppTab.search: SearchTab(),
AppTab.profile: UserProfileTab(),
};
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
final current = useState(AppTab.home);
useEffect(() {
Future.microtask(
() => SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
systemNavigationBarColor: theme.scaffoldBackgroundColor,
systemNavigationBarIconBrightness: theme.brightness.reverse,
)),
);
return null;
}, [theme.scaffoldBackgroundColor]);
tabButton(AppTab tab) {
return IconButton(
icon: Icon(tab.icon),
color: tab == current.value ? theme.colorScheme.secondary : null,
onPressed: () => current.value = tab,
);
}
return Scaffold(
extendBody: true,
body: Column(
children: [
Expanded(
child: IndexedStack(
index: tabs.keys.toList().indexOf(current.value),
children: tabs.values.toList(),
),
),
const SizedBox(height: kMinInteractiveDimension / 2),
],
),
floatingActionButton: const CreatePostFab(),
floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
bottomNavigationBar: BottomAppBar(
shape: const CircularNotchedRectangle(),
notchMargin: 7,
child: SizedBox(
height: 60,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
tabButton(AppTab.home),
tabButton(AppTab.communities),
const SizedBox.shrink(),
const SizedBox.shrink(),
tabButton(AppTab.search),
tabButton(AppTab.profile),
],
),
),
),
);
}
}
extension on AppTab {
IconData get icon {
switch (this) {
case AppTab.home:
return Icons.home;
case AppTab.communities:
return Icons.list;
case AppTab.search:
return Icons.search;
case AppTab.profile:
return Icons.person;
}
}
}