fluffychat/lib/views/new_private_chat.dart

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import 'dart:async';
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import 'package:adaptive_page_layout/adaptive_page_layout.dart';
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import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/components/avatar.dart';
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import 'package:future_loading_dialog/future_loading_dialog.dart';
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import 'package:fluffychat/components/matrix.dart';
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import 'package:fluffychat/utils/fluffy_share.dart';
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import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
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class NewPrivateChat extends StatefulWidget {
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@override
_NewPrivateChatState createState() => _NewPrivateChatState();
}
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class _NewPrivateChatState extends State<NewPrivateChat> {
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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 {
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controller.text = controller.text.replaceAll('@', '').trim();
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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 == matrix.client.userID) return;
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final user = User(
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'@' + controller.text,
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room: Room(id: '', client: matrix.client),
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);
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final roomID = await showFutureLoadingDialog(
context: context,
future: () => user.startDirectChat(),
);
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if (roomID.error == null) {
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await AdaptivePageLayout.of(context)
.popAndPushNamed('/rooms/${roomID.result}');
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}
}
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void searchUserWithCoolDown(BuildContext context) async {
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coolDown?.cancel();
coolDown = Timer(
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Duration(milliseconds: 500),
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() => searchUser(context, controller.text),
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);
}
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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UserSearchResult response;
try {
response = await matrix.client.searchUser(text, limit: 10);
} catch (_) {}
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setState(() => loading = false);
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if (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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leading: BackButton(),
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title: Text(L10n.of(context).newChat),
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elevation: 0,
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actions: [
FlatButton(
child: Text(
L10n.of(context).createNewGroup,
style: TextStyle(color: Theme.of(context).accentColor),
),
onPressed: () => AdaptivePageLayout.of(context)
.pushNamedAndRemoveUntilIsFirst('/newgroup'),
)
],
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),
body: Column(
children: <Widget>[
Padding(
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padding: const EdgeInsets.all(12.0),
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child: Form(
key: _formKey,
child: TextFormField(
controller: controller,
autofocus: true,
autocorrect: false,
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onChanged: (String text) => searchUserWithCoolDown(context),
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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(
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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,
),
)
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: Icon(Icons.account_circle_outlined),
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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(
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trailing: Icon(Icons.share_outlined),
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onTap: () => FluffyShare.share(
L10n.of(context).inviteText(Matrix.of(context).client.userID,
'https://matrix.to/#/${Matrix.of(context).client.userID}'),
context),
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title: Text(
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'${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),
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child: Icon(Icons.arrow_forward_outlined),
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),
);
}
}