course-work/lib/ui/itemspage.dart
2022-12-27 09:47:58 +04:00

85 lines
2.5 KiB
Dart

import 'package:cubit_form/cubit_form.dart';
import 'package:flutter/material.dart';
import 'package:selfprivacy/logic/itemscubit.dart';
import 'package:selfprivacy/models/item.dart';
part 'item.dart';
class ItemsPage extends StatelessWidget {
const ItemsPage({super.key});
@override
Widget build(final BuildContext context) {
final Widget child = BlocBuilder<ItemsCubit, ItemsState>(
builder: (final BuildContext context, final ItemsState state) {
final List<Item> items = state.items;
if (items.isEmpty) {
if (state.isLoading) {
return const Center(
child: CircularProgressIndicator(),
);
}
return RefreshIndicator(
onRefresh: () async {
context.read<ItemsCubit>().refresh();
},
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 15),
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
ConstrainedBox(
constraints: const BoxConstraints(
minHeight: 40,
minWidth: double.infinity,
),
child: OutlinedButton(
onPressed: () {
context.read<ItemsCubit>().refresh();
},
child: Text(
'Обновить',
style: Theme.of(context).textTheme.button?.copyWith(
color: Theme.of(context).colorScheme.primary,
),
),
),
),
],
),
),
),
);
}
return RefreshIndicator(
onRefresh: () async {
context.read<ItemsCubit>().refresh();
},
child: ListView.builder(
itemCount: items.length,
itemBuilder: (final BuildContext context, final int index) => _Item(
item: items[index],
),
),
);
},
);
return Scaffold(
appBar: PreferredSize(
preferredSize: const Size.fromHeight(52),
child: AppBar(
title: const Padding(
padding: EdgeInsets.only(top: 4.0),
child: Text('Товары'),
),
),
),
body: child,
);
}
}