126 lines
4.9 KiB
Dart
126 lines
4.9 KiB
Dart
// Copyright (C) 2023 WYATT GROUP
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// Please see the AUTHORS file for details.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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import 'dart:math';
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import 'package:crud_bloc_example/user_entity.dart';
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import 'package:crud_bloc_example/user_streaming_cubit.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:wyatt_crud_bloc/wyatt_crud_bloc.dart';
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class StreamingCubitView extends StatelessWidget {
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const StreamingCubitView({super.key});
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text("Streaming Cubit"),
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),
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body: BlocProvider(
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create: (context) =>
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UserStreamingCubit(context.read<CrudRepository<User>>())..read(),
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child: Builder(builder: (context) {
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return Column(
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children: [
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BlocBuilder<UserStreamingCubit, CrudState>(
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buildWhen: (previous, current) {
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if (current is CrudLoading && current is! CrudReading) {
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return false;
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}
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return true;
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},
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builder: (context, state) {
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return Expanded(
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child: CrudBuilder.typed<CrudListLoaded<User?>>(
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state: state,
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builder: ((context, state) {
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return ListView.builder(
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itemCount: state.data.length,
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itemBuilder: (context, index) {
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final user = state.data.elementAt(index);
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return ListTile(
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title: Text(user?.name ?? 'Error'),
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subtitle: Text(user?.email ?? 'Error'),
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onTap: () {
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context
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.read<UserStreamingCubit>()
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.delete(id: (user?.id)!);
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},
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onLongPress: () {
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context.read<UserStreamingCubit>().update(
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single: UpdateParameters(
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id: user?.id ?? '',
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raw: {
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'email': '${user?.id}@updated.io',
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}),
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);
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},
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);
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},
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);
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}),
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initialBuilder: (context, state) =>
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const Center(child: CircularProgressIndicator()),
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loadingBuilder: (context, state) =>
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const Center(child: CircularProgressIndicator()),
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errorBuilder: (context, state) => Text("Error: $state"),
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),
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);
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},
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),
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const SizedBox(height: 20),
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ElevatedButton(
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onPressed: () {
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final r = Random().nextInt(1000);
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context.read<UserStreamingCubit>().create(
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User(
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id: '$r',
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name: 'Wyatt $r',
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email: '$r@wyattapp.io',
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phone: '06$r',
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),
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);
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},
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child: BlocBuilder<UserStreamingCubit, CrudState>(
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buildWhen: (previous, current) {
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if (current is CrudLoading && current is! CrudCreating) {
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return false;
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}
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return true;
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},
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builder: (context, state) {
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return state is CrudCreating
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? const SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(
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color: Colors.white,
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),
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)
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: const Text("Create");
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},
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),
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),
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],
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);
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}),
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),
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);
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}
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}
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