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227 lines
5.9 KiB
227 lines
5.9 KiB
import 'package:Envelope/database/repositories/friends_repository.dart';
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import 'package:Envelope/services/friends_service.dart';
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import 'package:flutter/material.dart';
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import '/components/custom_title_bar.dart';
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import '/components/qr_reader.dart';
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import '/components/custom_expandable_fab.dart';
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import '/database/models/friends.dart';
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import '/views/main/friend/list_item.dart';
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import '/views/main/friend/add_search.dart';
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import '/views/main/friend/request_list_item.dart';
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class FriendList extends StatefulWidget {
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final List<Friend> friends;
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final Function callback;
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const FriendList({
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Key? key,
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required this.friends,
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required this.callback,
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}) : super(key: key);
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@override
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State<FriendList> createState() => _FriendListState();
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}
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class _FriendListState extends State<FriendList> {
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final GlobalKey<RefreshIndicatorState> _refreshIndicatorKey = GlobalKey<RefreshIndicatorState>();
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late ScrollController _scrollController;
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List<Friend> friends = [];
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List<Friend> friendsDuplicate = [];
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: const CustomTitleBar(
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title: Text(
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'Friends',
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style: TextStyle(
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fontSize: 32,
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fontWeight: FontWeight.bold
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)
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),
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showBack: false,
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backgroundColor: Colors.transparent,
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),
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body: Padding(
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padding: const EdgeInsets.only(top: 16,left: 16,right: 16, bottom: 65),
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child: Stack(
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children: <Widget>[
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Padding(
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padding: const EdgeInsets.only(top: 50),
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child: RefreshIndicator(
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key: _refreshIndicatorKey,
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onRefresh: _refresh,
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child: list(),
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)
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),
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TextField(
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decoration: const InputDecoration(
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hintText: 'Search...',
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prefixIcon: Icon(
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Icons.search,
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size: 20
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),
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),
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onChanged: (value) => filterSearchResults(value.toLowerCase())
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),
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],
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),
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),
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floatingActionButton: Padding(
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padding: const EdgeInsets.only(right: 10, bottom: 60),
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child: ExpandableFab(
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icon: Icon(
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Icons.add,
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size: 30,
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color: Theme.of(context).colorScheme.onPrimary,
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),
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distance: 90.0,
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children: [
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ActionButton(
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onPressed: () {
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Navigator.of(context).push(
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MaterialPageRoute(builder: (context) => const QrReader())
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);//.then(onGoBack); // TODO
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},
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icon: const Icon(Icons.qr_code_2, size: 25),
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),
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ActionButton(
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onPressed: () {
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Navigator.of(context).push(
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MaterialPageRoute(builder: (context) => const FriendAddSearch())
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);//.then(onGoBack); // TODO
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},
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icon: const Icon(Icons.search, size: 25),
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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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void filterSearchResults(String query) {
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List<Friend> dummyFriendsList = [];
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dummyFriendsList.addAll(friends);
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if (query.isNotEmpty) {
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List<Friend> dummyFriendData = [];
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for (Friend item in dummyFriendsList) {
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if(item.username.toLowerCase().contains(query)) {
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dummyFriendData.add(item);
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}
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}
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setState(() {
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friends.clear();
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friends.addAll(dummyFriendData);
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});
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return;
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}
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setState(() {
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friends.clear();
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friends.addAll(widget.friends);
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});
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}
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@override
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void initState() {
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_scrollController = ScrollController();
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_scrollController.addListener(_scrollListener);
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super.initState();
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friends.addAll(widget.friends);
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}
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Future<void> initFriends() async {
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friends = await FriendsRepository.getFriends();
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setState(() {});
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widget.callback();
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}
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Widget _heading(String heading) {
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return Padding(
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padding: const EdgeInsets.only(top: 5, bottom: 10),
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child: Align(
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alignment: Alignment.centerLeft,
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child: Text(
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heading,
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style: TextStyle(
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fontSize: 16,
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color: Theme.of(context).hintColor,
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),
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),
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)
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);
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}
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Widget list() {
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if (friends.isEmpty) {
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return const Center(
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child: Text('No Friends'),
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);
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}
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return ListView.separated(
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controller: _scrollController,
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itemCount: friends.length,
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shrinkWrap: false,
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physics: const AlwaysScrollableScrollPhysics(),
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padding: const EdgeInsets.only(top: 10),
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separatorBuilder: (context, i) {
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if (friends[i].acceptedAt == null) {
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return FriendRequestListItem(
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friend: friends[i],
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callback: initFriends,
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);
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}
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return FriendListItem(
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friend: friends[i],
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);
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},
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itemBuilder: (context, i) {
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if (i == 0 && friends[i].acceptedAt == null) {
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return _heading('Friend Requests');
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}
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if ((i == 0 || friends[i - 1].acceptedAt == null) && friends[i].acceptedAt != null) {
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return _heading('Friends');
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}
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return const SizedBox.shrink();
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},
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);
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}
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Future<void> _refresh() async {
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DateTime? acceptedAt = await FriendsRepository.getLatestAcceptedAt();
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if (acceptedAt == null) {
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return;
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}
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FriendsService.updateFriends(acceptedAt: acceptedAt);
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friends = await FriendsRepository.getFriends();
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setState(() {});
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}
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Future<void> _scrollListener() async {
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if (!(_scrollController.offset >= _scrollController.position.maxScrollExtent)) {
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return;
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}
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int page = 0;
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if (friends.length > 19) {
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page = friends.length ~/ 20;
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}
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await FriendsService.updateFriends(page: page);
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friends = await FriendsRepository.getFriends();
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setState(() {});
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}
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}
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