stream_chat_flutter 0.1.14

Stream Chat official Flutter SDK. Build your own chat experience using Dart and Flutter.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';

void main() async {
  final client = Client(
    's2dxdhpxd94g',
    logLevel: Level.INFO,
  );

  await client.setUser(
    User(id: 'super-band-9'),
    'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJ1c2VyX2lkIjoic3VwZXItYmFuZC05In0.0L6lGoeLwkz0aZRUcpZKsvaXtNEDHBcezVTZ0oPq40A',
  );

  runApp(MyApp(client));
}

class MyApp extends StatelessWidget {
  final Client client;

  MyApp(this.client);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData(
        appBarTheme: AppBarTheme(
          brightness: Brightness.light,
        ),
      ),
      home: ChannelListPage(client: client),
    );
  }
}

class ChannelListPage extends StatelessWidget {
  final Client client;
  ChannelListPage({this.client});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: PageView(
        children: <Widget>[
          StreamChat(
            client: client,
            child: Builder(
              builder: (context) => ChannelListView(
                filter: {
                  'members': {
                    '\$in': [StreamChat.of(context).user.id],
                  }
                },
                sort: [SortOption('last_message_at')],
                pagination: PaginationParams(
                  limit: 20,
                ),
                channelWidget: ChannelPage(),
              ),
            ),
          ),
          StreamChat(
            client: client,
            child: ChannelListView(
              sort: [SortOption('last_message_at')],
              pagination: PaginationParams(
                limit: 20,
              ),
              channelWidget: ChannelPage(),
            ),
          ),
        ],
      ),
    );
  }
}

class ChannelPage extends StatelessWidget {
  const ChannelPage({
    Key key,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: ChannelHeader(),
      body: Column(
        children: <Widget>[
          Expanded(
            child: Stack(
              children: <Widget>[
                MessageListView(
                  threadBuilder: (_, parentMessage) {
                    return ThreadPage(
                      parent: parentMessage,
                    );
                  },
                ),
                Positioned.fill(
                  child: Padding(
                    padding: const EdgeInsets.symmetric(
                      horizontal: 8.0,
                      vertical: 4,
                    ),
                    child: TypingIndicator(
                      alignment: Alignment.bottomRight,
                    ),
                  ),
                ),
              ],
            ),
          ),
          MessageInput(),
        ],
      ),
    );
  }
}

class ThreadPage extends StatelessWidget {
  final Message parent;

  ThreadPage({
    Key key,
    this.parent,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: ThreadHeader(
        parent: parent,
      ),
      body: Column(
        children: <Widget>[
          Expanded(
            child: MessageListView(
              parentMessage: parent,
            ),
          ),
          if (parent.type != 'deleted')
            MessageInput(
              parentMessage: parent,
            ),
        ],
      ),
    );
  }
}