FurryChat/lib/views/new_private_chat.dart

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Dart
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import 'dart:async';
import 'package:famedlysdk/famedlysdk.dart';
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import 'package:famedlysdk/matrix_api.dart';
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import 'package:fluffychat/components/adaptive_page_layout.dart';
import 'package:fluffychat/components/avatar.dart';
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import 'package:fluffychat/components/dialogs/simple_dialogs.dart';
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import 'package:fluffychat/components/matrix.dart';
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import 'package:fluffychat/utils/app_route.dart';
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import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:share/share.dart';
import 'chat.dart';
import 'chat_list.dart';
class NewPrivateChatView extends StatelessWidget {
@override
Widget build(BuildContext context) {
return AdaptivePageLayout(
primaryPage: FocusPage.SECOND,
firstScaffold: ChatList(),
secondScaffold: _NewPrivateChat(),
);
}
}
class _NewPrivateChat extends StatefulWidget {
@override
_NewPrivateChatState createState() => _NewPrivateChatState();
}
class _NewPrivateChatState extends State<_NewPrivateChat> {
TextEditingController controller = TextEditingController();
final _formKey = GlobalKey<FormState>();
bool loading = false;
String currentSearchTerm;
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List<Profile> foundProfiles = [];
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Timer coolDown;
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Profile get foundProfile =>
foundProfiles.firstWhere((user) => user.userId == '@$currentSearchTerm',
orElse: () => null);
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bool get correctMxId =>
foundProfiles
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.indexWhere((user) => user.userId == '@$currentSearchTerm') !=
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-1;
void submitAction(BuildContext context) async {
if (controller.text.isEmpty) return;
if (!_formKey.currentState.validate()) return;
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final matrix = Matrix.of(context);
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if ('@' + controller.text.trim() == matrix.client.userID) return;
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final user = User(
'@' + controller.text.trim(),
room: Room(id: '', client: matrix.client),
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);
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final String roomID = await SimpleDialogs(context)
.tryRequestWithLoadingDialog(user.startDirectChat());
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Navigator.of(context).pop();
if (roomID != null) {
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await Navigator.of(context).push(
AppRoute.defaultRoute(
context,
ChatView(roomID),
),
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);
}
}
void searchUserWithCoolDown(BuildContext context, String text) async {
coolDown?.cancel();
coolDown = Timer(
Duration(seconds: 1),
() => searchUser(context, text),
);
}
void searchUser(BuildContext context, String text) async {
if (text.isEmpty) {
setState(() {
foundProfiles = [];
});
}
currentSearchTerm = text;
if (currentSearchTerm.isEmpty) return;
if (loading) return;
setState(() => loading = true);
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final matrix = Matrix.of(context);
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final response = await SimpleDialogs(context).tryRequestWithErrorToast(
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matrix.client.searchUser(text, limit: 10),
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);
setState(() => loading = false);
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if (response == false || (response?.results?.isEmpty ?? true)) return;
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setState(() {
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foundProfiles = List<Profile>.from(response.results);
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});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
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title: Text(L10n.of(context).newPrivateChat),
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elevation: 0,
),
body: Column(
children: <Widget>[
Padding(
padding: const EdgeInsets.all(16.0),
child: Form(
key: _formKey,
child: TextFormField(
controller: controller,
autofocus: true,
autocorrect: false,
onChanged: (String text) =>
searchUserWithCoolDown(context, text),
textInputAction: TextInputAction.go,
onFieldSubmitted: (s) => submitAction(context),
validator: (value) {
if (value.isEmpty) {
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return L10n.of(context).pleaseEnterAMatrixIdentifier;
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}
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final matrix = Matrix.of(context);
var mxid = '@' + controller.text.trim();
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if (mxid == matrix.client.userID) {
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return L10n.of(context).youCannotInviteYourself;
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}
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if (!mxid.contains('@')) {
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return L10n.of(context).makeSureTheIdentifierIsValid;
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}
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if (!mxid.contains(':')) {
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return L10n.of(context).makeSureTheIdentifierIsValid;
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}
return null;
},
decoration: InputDecoration(
border: OutlineInputBorder(),
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labelText: L10n.of(context).enterAUsername,
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prefixIcon: loading
? Container(
padding: const EdgeInsets.all(8.0),
width: 12,
height: 12,
child: CircularProgressIndicator(),
)
: correctMxId
? Padding(
padding: const EdgeInsets.all(8.0),
child: Avatar(
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foundProfile.avatarUrl,
foundProfile.displayname ?? foundProfile.userId,
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size: 12,
),
)
: Icon(Icons.account_circle),
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prefixText: '@',
hintText: '${L10n.of(context).username.toLowerCase()}',
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),
),
),
),
Divider(height: 1),
if (foundProfiles.isNotEmpty && !correctMxId)
Expanded(
child: ListView.builder(
itemCount: foundProfiles.length,
itemBuilder: (BuildContext context, int i) {
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var foundProfile = foundProfiles[i];
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return ListTile(
onTap: () {
setState(() {
controller.text = currentSearchTerm =
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foundProfile.userId.substring(1);
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});
},
leading: Avatar(
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foundProfile.avatarUrl,
foundProfile.displayname ?? foundProfile.userId,
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//size: 24,
),
title: Text(
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foundProfile.displayname ?? foundProfile.userId.localpart,
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style: TextStyle(),
maxLines: 1,
),
subtitle: Text(
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foundProfile.userId,
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maxLines: 1,
style: TextStyle(
fontSize: 12,
),
),
);
},
),
),
if (foundProfiles.isEmpty || correctMxId)
ListTile(
trailing: Icon(
Icons.share,
size: 16,
),
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onTap: () => Share.share(L10n.of(context).inviteText(
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Matrix.of(context).client.userID,
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'https://matrix.to/#/${Matrix.of(context).client.userID}')),
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title: Text(
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'${L10n.of(context).yourOwnUsername}:',
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style: TextStyle(
fontStyle: FontStyle.italic,
),
),
subtitle: Text(
Matrix.of(context).client.userID,
style: TextStyle(
fontSize: 16,
color: Theme.of(context).primaryColor,
),
),
),
Divider(height: 1),
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if (foundProfiles.isEmpty || correctMxId)
Expanded(
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child: Image.asset('assets/private_chat_wallpaper.png'),
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),
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],
),
floatingActionButton: FloatingActionButton(
onPressed: () => submitAction(context),
child: Icon(Icons.arrow_forward),
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foregroundColor: Colors.white,
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backgroundColor: Theme.of(context).primaryColor,
),
);
}
}