GiteaClient/lib/widget/repo_list.dart
2022-05-09 22:48:51 +02:00

120 lines
No EOL
3.6 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:gitea_client/cubit/repo_event.dart';
import 'package:gitea_client/model/repository.dart';
import '../cubit/repo_cubit.dart';
class ReposList extends StatefulWidget {
@override
_ReposListState createState() => _ReposListState();
}
class _ReposListState extends State<ReposList> {
final _scrollController = ScrollController();
@override
void initState() {
super.initState();
_scrollController.addListener(_onScroll);
}
@override
Widget build(BuildContext context) {
return BlocBuilder<RepoBloc, RepoState>(
builder: (context, state) {
switch (state.status) {
case RepoStatus.failure:
String error_message = state.error_message!;
return Center(child: Text('failed to fetch $error_message'));
case RepoStatus.success:
if (state.repos.isEmpty) {
return const Center(child: Text('no repos'));
}
if(state.repos.length < 5) {
context.read<RepoBloc>().add(RepoFetched());
}
return ListView.builder(
itemBuilder: (BuildContext context, int index) {
return index >= state.repos.length
? BottomLoader()
: RepoListItem(repo: state.repos[index]);
},
itemCount: state.hasReachedMax
? state.repos.length
: state.repos.length + 1,
controller: _scrollController,
);
default:
return const Center(child: CircularProgressIndicator());
}
},
);
}
@override
void dispose() {
_scrollController
..removeListener(_onScroll)
..dispose();
super.dispose();
}
void _onScroll() {
if (_isBottom) context.read<RepoBloc>().add(RepoFetched());
}
bool get _isBottom {
if (!_scrollController.hasClients) return false;
final maxScroll = _scrollController.position.maxScrollExtent;
final currentScroll = _scrollController.offset;
return currentScroll >= (maxScroll * 0.9);
}
}
class BottomLoader extends StatelessWidget {
@override
Widget build(BuildContext context) {
return const Center(
child: SizedBox(
height: 24,
width: 24,
child: CircularProgressIndicator(strokeWidth: 1.5),
),
);
}
}
class RepoListItem extends StatelessWidget {
const RepoListItem({Key? key, required this.repo}) : super(key: key);
final Repository repo;
@override
Widget build(BuildContext context) {
final textTheme = Theme.of(context).textTheme;
return Material(
child: Container(
color: (repo.private!) ? Colors.yellow[100] : Colors.white,
child: ListTile(
leading: (repo.mirror!) ? const Icon(Icons.amp_stories_outlined) : (repo.archived!) ? const Icon(Icons.archive) : const Icon(Icons.book) ,
title: Text('${repo.owner.username}/${repo.name}'),
isThreeLine: true,
subtitle: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
(repo.description != null) ? Text(repo.description!) : Container(),
(repo.mirror!) ? Text("Mirror of ${repo.originalUrl!}") : Container()
],
),
dense: true,
onTap: () => Scaffold
.of(context)
.showSnackBar(SnackBar(content: Text(repo.fullName!.toString()))),
),
),
);
}
}