FurryChat/lib/views/new_private_chat.dart

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Dart
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import 'dart:async';
import 'package:famedlysdk/famedlysdk.dart';
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';
import 'package:fluffychat/i18n/i18n.dart';
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import 'package:fluffychat/utils/app_route.dart';
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import 'package:flutter/material.dart';
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;
List<Map<String, dynamic>> foundProfiles = [];
Timer coolDown;
Map<String, dynamic> get foundProfile => foundProfiles.firstWhere(
(user) => user["user_id"] == "@$currentSearchTerm",
orElse: () => null);
bool get correctMxId =>
foundProfiles
.indexWhere((user) => user["user_id"] == "@$currentSearchTerm") !=
-1;
void submitAction(BuildContext context) async {
if (controller.text.isEmpty) return;
if (!_formKey.currentState.validate()) return;
final MatrixState matrix = Matrix.of(context);
if ("@" + controller.text.trim() == matrix.client.userID) return;
final User user = User(
"@" + controller.text.trim(),
room: Room(id: "", client: matrix.client),
);
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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);
final MatrixState matrix = Matrix.of(context);
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final response = await SimpleDialogs(context).tryRequestWithErrorToast(
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matrix.client.jsonRequest(
type: HTTPType.POST,
action: "/client/r0/user_directory/search",
data: {
"search_term": text,
"limit": 10,
}),
);
setState(() => loading = false);
if (response == false ||
!(response is Map) ||
(response["results"]?.isEmpty ?? true)) return;
setState(() {
foundProfiles = List<Map<String, dynamic>>.from(response["results"]);
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(I18n.of(context).newPrivateChat),
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) {
return I18n.of(context).pleaseEnterAMatrixIdentifier;
}
final MatrixState matrix = Matrix.of(context);
String mxid = "@" + controller.text.trim();
if (mxid == matrix.client.userID) {
return I18n.of(context).youCannotInviteYourself;
}
if (!mxid.contains("@")) {
return I18n.of(context).makeSureTheIdentifierIsValid;
}
if (!mxid.contains(":")) {
return I18n.of(context).makeSureTheIdentifierIsValid;
}
return null;
},
decoration: InputDecoration(
border: OutlineInputBorder(),
labelText: I18n.of(context).enterAUsername,
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(
MxContent(foundProfile["avatar_url"] ?? ""),
foundProfile["display_name"] ??
foundProfile["user_id"],
size: 12,
),
)
: Icon(Icons.account_circle),
prefixText: "@",
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hintText: "${I18n.of(context).username.toLowerCase()}",
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),
),
),
),
Divider(height: 1),
if (foundProfiles.isNotEmpty && !correctMxId)
Expanded(
child: ListView.builder(
itemCount: foundProfiles.length,
itemBuilder: (BuildContext context, int i) {
Map<String, dynamic> foundProfile = foundProfiles[i];
return ListTile(
onTap: () {
setState(() {
controller.text = currentSearchTerm =
foundProfile["user_id"].substring(1);
});
},
leading: Avatar(
MxContent(foundProfile["avatar_url"] ?? ""),
foundProfile["display_name"] ?? foundProfile["user_id"],
//size: 24,
),
title: Text(
foundProfile["display_name"] ??
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(foundProfile["user_id"] as String).localpart,
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style: TextStyle(),
maxLines: 1,
),
subtitle: Text(
foundProfile["user_id"],
maxLines: 1,
style: TextStyle(
fontSize: 12,
),
),
);
},
),
),
if (foundProfiles.isEmpty || correctMxId)
ListTile(
trailing: Icon(
Icons.share,
size: 16,
),
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onTap: () => Share.share(I18n.of(context).inviteText(
Matrix.of(context).client.userID,
"https://matrix.to/#/${Matrix.of(context).client.userID}")),
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title: Text(
"${I18n.of(context).yourOwnUsername}:",
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(
child: Image.asset("assets/private_chat_wallpaper.png"),
),
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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,
),
);
}
}