fluffychat/lib/views/invitation_selection.dart
2021-01-23 11:57:47 +01:00

173 lines
5.8 KiB
Dart

import 'dart:async';
import 'package:fluffychat/components/default_app_bar_search_field.dart';
import 'package:flushbar/flushbar_helper.dart';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/components/avatar.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:fluffychat/components/matrix.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import '../utils/localized_exception_extension.dart';
class InvitationSelection extends StatefulWidget {
final String roomId;
const InvitationSelection(this.roomId, {Key key}) : super(key: key);
@override
_InvitationSelectionState createState() => _InvitationSelectionState();
}
class _InvitationSelectionState extends State<InvitationSelection> {
TextEditingController controller = TextEditingController();
String currentSearchTerm;
bool loading = false;
List<Profile> foundProfiles = [];
Timer coolDown;
Room room;
Future<List<User>> getContacts(BuildContext context) async {
var client2 = Matrix.of(context).client;
final client = client2;
var participants = await room.requestParticipants();
participants.removeWhere(
(u) => ![Membership.join, Membership.invite].contains(u.membership),
);
var contacts = <User>[];
var userMap = <String, bool>{};
for (var i = 0; i < client.rooms.length; i++) {
var roomUsers = client.rooms[i].getParticipants();
for (var j = 0; j < roomUsers.length; j++) {
if (userMap[roomUsers[j].id] != true &&
participants.indexWhere((u) => u.id == roomUsers[j].id) == -1) {
contacts.add(roomUsers[j]);
}
userMap[roomUsers[j].id] = true;
}
}
contacts.sort(
(a, b) => a.calcDisplayname().toLowerCase().compareTo(
b.calcDisplayname().toLowerCase(),
),
);
return contacts;
}
void inviteAction(BuildContext context, String id) async {
final success = await showFutureLoadingDialog(
context: context,
future: () => room.invite(id),
);
if (success.error == null) {
await FlushbarHelper.createSuccess(
message: L10n.of(context).contactHasBeenInvitedToTheGroup)
.show(context);
}
}
void searchUserWithCoolDown(BuildContext context, String text) async {
coolDown?.cancel();
coolDown = Timer(
Duration(seconds: 1),
() => searchUser(context, text),
);
}
void searchUser(BuildContext context, String text) async {
coolDown?.cancel();
if (text.isEmpty) {
setState(() => foundProfiles = []);
}
currentSearchTerm = text;
if (currentSearchTerm.isEmpty) return;
if (loading) return;
setState(() => loading = true);
final matrix = Matrix.of(context);
UserSearchResult response;
try {
response = await matrix.client.searchUser(text, limit: 10);
} catch (e) {
FlushbarHelper.createError(
message: (e as Object).toLocalizedString(context));
return;
} finally {
setState(() => loading = false);
}
setState(() {
foundProfiles = List<Profile>.from(response.results);
if (text.isValidMatrixId &&
foundProfiles.indexWhere((profile) => text == profile.userId) == -1) {
setState(() => foundProfiles = [
Profile.fromJson({'user_id': text}),
]);
}
final participants = room
.getParticipants()
.where((user) =>
[Membership.join, Membership.invite].contains(user.membership))
.toList();
foundProfiles.removeWhere((profile) =>
participants.indexWhere((u) => u.id == profile.userId) != -1);
});
}
@override
Widget build(BuildContext context) {
room ??= Matrix.of(context).client.getRoomById(widget.roomId);
final groupName =
room.name?.isEmpty ?? false ? L10n.of(context).group : room.name;
return Scaffold(
appBar: AppBar(
leading: BackButton(),
titleSpacing: 0,
title: DefaultAppBarSearchField(
autofocus: true,
hintText: L10n.of(context).inviteContactToGroup(groupName),
onChanged: (String text) => searchUserWithCoolDown(context, text),
),
),
body: foundProfiles.isNotEmpty
? ListView.builder(
itemCount: foundProfiles.length,
itemBuilder: (BuildContext context, int i) => ListTile(
leading: Avatar(
foundProfiles[i].avatarUrl,
foundProfiles[i].displayname ?? foundProfiles[i].userId,
),
title: Text(
foundProfiles[i].displayname ??
foundProfiles[i].userId.localpart,
),
subtitle: Text(foundProfiles[i].userId),
onTap: () => inviteAction(context, foundProfiles[i].userId),
),
)
: FutureBuilder<List<User>>(
future: getContacts(context),
builder: (BuildContext context, snapshot) {
if (!snapshot.hasData) {
return Center(
child: CircularProgressIndicator(),
);
}
var contacts = snapshot.data;
return ListView.builder(
itemCount: contacts.length,
itemBuilder: (BuildContext context, int i) => ListTile(
leading: Avatar(
contacts[i].avatarUrl,
contacts[i].calcDisplayname(),
),
title: Text(contacts[i].calcDisplayname()),
subtitle: Text(contacts[i].id),
onTap: () => inviteAction(context, contacts[i].id),
),
);
},
),
);
}
}