experiment with streambuilder
This commit is contained in:
Salvatore Giordano
@@ -83,14 +83,14 @@ class ChannelImage extends StatelessWidget {
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Widget build(BuildContext context) {
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final streamChat = StreamChat.of(context);
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final channel = this.channel ?? StreamChannel.of(context).channel;
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return StreamBuilder<Map<String, dynamic>>(
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return BetterStreamBuilder<Map<String, dynamic>>(
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stream: channel.extraDataStream,
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initialData: channel.extraData,
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builder: (context, snapshot) {
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String? image;
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final chatThemeData = StreamChatTheme.of(context);
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if (snapshot.data!.containsKey('image') == true) {
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image = snapshot.data!['image'];
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if (snapshot.containsKey('image') == true) {
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image = snapshot['image'];
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} else if (channel.state?.members.length == 2) {
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final otherMember = channel.state?.members
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.firstWhere((member) => member.user?.id != streamChat.user?.id);
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@@ -153,9 +153,7 @@ class ChannelImage extends StatelessWidget {
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imageUrl: image,
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errorWidget: (_, __, ___) => Center(
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child: Text(
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snapshot.data?.containsKey('name') ?? false
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? snapshot.data!['name'][0]
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: '',
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snapshot.containsKey('name') ? snapshot['name'][0] : '',
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style: TextStyle(
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color: chatThemeData.colorTheme.white,
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fontWeight: FontWeight.bold,
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@@ -25,13 +25,14 @@ class ChannelInfo extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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final client = StreamChat.of(context).client;
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return StreamBuilder<List<Member>>(
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stream: channel.state?.membersStream,
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return BetterStreamBuilder<List<Member>>(
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stream: channel.state!.membersStream,
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initialData: channel.state!.members,
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builder: (context, snapshot) => ConnectionStatusBuilder(
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statusBuilder: (context, status) {
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switch (status) {
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case ConnectionStatus.connected:
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return _buildConnectedTitleState(context, snapshot.data);
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return _buildConnectedTitleState(context, snapshot);
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case ConnectionStatus.connecting:
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return _buildConnectingTitleState(context);
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case ConnectionStatus.disconnected:
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@@ -26,11 +26,14 @@ class ChannelName extends StatelessWidget {
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final client = StreamChat.of(context);
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final channel = StreamChannel.of(context).channel;
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return StreamBuilder<Map<String, dynamic>>(
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return BetterStreamBuilder<Map<String, Object?>>(
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stream: channel.extraDataStream,
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initialData: channel.extraData,
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builder: (context, snapshot) =>
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_buildName(snapshot.data!, channel.state?.members, client),
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builder: (context, snapshot) => _buildName(
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snapshot,
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channel.state?.members,
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client,
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),
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);
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}
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@@ -13,14 +13,14 @@ class ConnectionStatusBuilder extends StatelessWidget {
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const ConnectionStatusBuilder({
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Key? key,
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required this.statusBuilder,
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this.initialStatus = ConnectionStatus.disconnected,
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this.initialStatus,
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this.connectionStatusStream,
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this.errorBuilder,
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this.loadingBuilder,
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}) : super(key: key);
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/// The connection status that will be used to create the initial snapshot.
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final ConnectionStatus initialStatus;
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final ConnectionStatus? initialStatus;
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/// The asynchronous computation to which this builder is currently connected.
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final Stream<ConnectionStatus>? connectionStatusStream;
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@@ -37,23 +37,19 @@ class ConnectionStatusBuilder extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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final stream = connectionStatusStream ??
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StreamChat.of(context).client.wsConnectionStatusStream;
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return StreamBuilder<ConnectionStatus>(
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final client = StreamChat.of(context).client;
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final stream = connectionStatusStream ?? client.wsConnectionStatusStream;
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return BetterStreamBuilder<ConnectionStatus>(
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initialData: initialStatus ?? client.wsConnectionStatus,
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stream: stream,
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builder: (context, snapshot) {
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if (snapshot.hasError) {
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if (errorBuilder != null) {
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return errorBuilder!(context, snapshot.error);
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}
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return const Offstage();
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loadingBuilder: loadingBuilder,
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errorBuilder: (context, error) {
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if (errorBuilder != null) {
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return errorBuilder!(context, error);
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}
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if (!snapshot.hasData) {
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if (loadingBuilder != null) return loadingBuilder!(context);
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return const Offstage();
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}
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return statusBuilder(context, snapshot.data!);
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return const Offstage();
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},
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builder: statusBuilder,
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);
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}
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}
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@@ -606,8 +606,8 @@ class _MessageListViewState extends State<MessageListView> {
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Widget _buildScrollToBottom() => StreamBuilder<Tuple2<bool, int>>(
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stream: Rx.combineLatest2(
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streamChannel!.channel.state!.isUpToDateStream,
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streamChannel!.channel.state!.unreadCountStream,
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streamChannel!.channel.state!.isUpToDateStream.distinct(),
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streamChannel!.channel.state!.unreadCountStream.distinct(),
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(bool isUpToDate, int unreadCount) => Tuple2(isUpToDate, unreadCount),
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),
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builder: (_, snapshot) {
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@@ -689,23 +689,18 @@ class _MessageListViewState extends State<MessageListView> {
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final stream = direction == QueryDirection.top
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? streamChannel.queryTopMessages
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: streamChannel.queryBottomMessages;
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return StreamBuilder<bool>(
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return BetterStreamBuilder<bool>(
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key: Key('LOADING-INDICATOR $direction'),
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stream: stream,
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initialData: false,
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errorBuilder: (context, error) => Container(
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color: StreamChatTheme.of(context).colorTheme.accentRed.withOpacity(.2),
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child: const Center(
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child: Text('Error loading messages'),
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),
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),
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builder: (context, snapshot) {
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if (snapshot.hasError) {
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return Container(
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color: StreamChatTheme.of(context)
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.colorTheme
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.accentRed
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.withOpacity(.2),
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child: const Center(
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child: Text('Error loading messages'),
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),
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);
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}
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if (!snapshot.data!) {
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if (!snapshot) {
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if (!_isThreadConversation && direction == QueryDirection.top) {
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return const SizedBox(
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height: 52,
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@@ -1163,14 +1158,14 @@ class _MessageListViewState extends State<MessageListView> {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => StreamBuilder<Message>(
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builder: (_) => BetterStreamBuilder<Message>(
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stream: streamChannel!.channel.state!.messagesStream.map(
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(messages) =>
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messages!.firstWhere((m) => m.id == message.id)),
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initialData: message,
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builder: (_, snapshot) => StreamChannel(
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channel: streamChannel!.channel,
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child: widget.threadBuilder!(context, snapshot.data),
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child: widget.threadBuilder!(context, snapshot),
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),
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),
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),
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@@ -449,182 +449,189 @@ class _MessageWidgetState extends State<MessageWidget>
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final leftPadding =
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widget.showUserAvatar != DisplayWidget.gone ? avatarWidth + 8.5 : 0.5;
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return Portal(
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child: GestureDetector(
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onTap: () {
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widget.onMessageTap!(widget.message);
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},
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onLongPress: widget.message.isDeleted && !isFailedState
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? null
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: () => onLongPress(context),
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child: Padding(
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padding: widget.padding ?? const EdgeInsets.all(8),
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child: FractionallySizedBox(
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alignment:
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widget.reverse ? Alignment.centerRight : Alignment.centerLeft,
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widthFactor: 0.78,
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child: Column(
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crossAxisAlignment: widget.reverse
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? CrossAxisAlignment.end
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: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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Stack(
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clipBehavior: Clip.none,
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alignment: widget.reverse
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? AlignmentDirectional.bottomEnd
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: AlignmentDirectional.bottomStart,
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children: [
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Column(
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crossAxisAlignment: widget.reverse
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? CrossAxisAlignment.end
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: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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if (widget.showUserAvatar == DisplayWidget.show &&
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widget.message.user != null) ...[
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_buildUserAvatar(),
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const SizedBox(width: 4),
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],
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if (widget.showUserAvatar == DisplayWidget.hide)
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SizedBox(width: avatarWidth + 4),
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Flexible(
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child: PortalEntry(
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portal: Container(
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transform: Matrix4.translationValues(
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widget.reverse ? 12 : -12, 0, 0),
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constraints:
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const BoxConstraints(maxWidth: 22 * 6.0),
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child: _buildReactionIndicator(context),
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),
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portalAnchor:
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Alignment(widget.reverse ? 1 : -1, -1),
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childAnchor:
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Alignment(widget.reverse ? -1 : 1, -1),
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child: Stack(
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clipBehavior: Clip.none,
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children: [
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Padding(
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padding: widget.showReactions
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? EdgeInsets.only(
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top: widget.message.reactionCounts
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?.isNotEmpty ==
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true
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? 18
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: 0,
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)
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: EdgeInsets.zero,
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child: (widget.message.isDeleted &&
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!isFailedState)
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? Container(
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// ignore: lines_longer_than_80_chars
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margin: EdgeInsets.symmetric(
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horizontal:
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return Material(
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type: MaterialType.transparency,
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child: Portal(
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child: InkWell(
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onTap: () {
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widget.onMessageTap!(widget.message);
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},
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onLongPress: widget.message.isDeleted && !isFailedState
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? null
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: () => onLongPress(context),
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child: Padding(
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padding: widget.padding ?? const EdgeInsets.all(8),
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child: FractionallySizedBox(
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alignment:
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widget.reverse ? Alignment.centerRight : Alignment.centerLeft,
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widthFactor: 0.78,
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child: Column(
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crossAxisAlignment: widget.reverse
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? CrossAxisAlignment.end
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: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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Stack(
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clipBehavior: Clip.none,
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alignment: widget.reverse
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? AlignmentDirectional.bottomEnd
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: AlignmentDirectional.bottomStart,
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children: [
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Column(
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crossAxisAlignment: widget.reverse
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? CrossAxisAlignment.end
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: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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if (widget.showUserAvatar == DisplayWidget.show &&
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widget.message.user != null) ...[
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_buildUserAvatar(),
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const SizedBox(width: 4),
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],
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if (widget.showUserAvatar == DisplayWidget.hide)
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SizedBox(width: avatarWidth + 4),
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Flexible(
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child: PortalEntry(
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portal: Container(
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transform: Matrix4.translationValues(
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widget.reverse ? 12 : -12, 0, 0),
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constraints: const BoxConstraints(
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maxWidth: 22 * 6.0),
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child: _buildReactionIndicator(context),
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),
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portalAnchor:
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Alignment(widget.reverse ? 1 : -1, -1),
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childAnchor:
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Alignment(widget.reverse ? -1 : 1, -1),
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child: Stack(
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clipBehavior: Clip.none,
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children: [
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Padding(
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padding: widget.showReactions
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? EdgeInsets.only(
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top: widget
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.message
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.reactionCounts
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?.isNotEmpty ==
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true
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? 18
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: 0,
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)
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: EdgeInsets.zero,
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child: (widget.message.isDeleted &&
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!isFailedState)
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? Container(
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// ignore: lines_longer_than_80_chars
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margin: EdgeInsets.symmetric(
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horizontal:
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// ignore: lines_longer_than_80_chars
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widget.showUserAvatar ==
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// ignore: lines_longer_than_80_chars
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DisplayWidget
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.gone
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? 0
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: 4.0),
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child: DeletedMessage(
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borderRadiusGeometry: widget
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.borderRadiusGeometry,
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borderSide: widget.borderSide,
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shape: widget.shape,
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messageTheme:
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widget.messageTheme,
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),
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)
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: Card(
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clipBehavior: Clip.antiAlias,
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elevation: 0,
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margin: EdgeInsets.symmetric(
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horizontal: (isFailedState
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? 15.0
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: 0.0) +
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// ignore: lines_longer_than_80_chars
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widget.showUserAvatar ==
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// ignore: lines_longer_than_80_chars
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(widget.showUserAvatar ==
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DisplayWidget.gone
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? 0
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: 4.0),
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child: DeletedMessage(
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borderRadiusGeometry:
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widget.borderRadiusGeometry,
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borderSide: widget.borderSide,
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shape: widget.shape,
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messageTheme:
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widget.messageTheme,
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),
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)
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: Card(
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clipBehavior: Clip.antiAlias,
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elevation: 0,
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margin: EdgeInsets.symmetric(
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horizontal: (isFailedState
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? 15.0
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: 0.0) +
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// ignore: lines_longer_than_80_chars
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(widget.showUserAvatar ==
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DisplayWidget.gone
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? 0
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: 4.0),
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),
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shape: widget.shape ??
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RoundedRectangleBorder(
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side: widget.borderSide ??
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BorderSide(
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color: widget
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// ignore: lines_longer_than_80_chars
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.messageTheme
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// ignore: lines_longer_than_80_chars
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.messageBorderColor ??
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Colors.grey,
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),
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borderRadius: widget
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// ignore: lines_longer_than_80_chars
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.borderRadiusGeometry ??
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BorderRadius.zero,
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),
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color: _getBackgroundColor(),
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child: Column(
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crossAxisAlignment:
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CrossAxisAlignment.end,
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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if (hasQuotedMessage)
|
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_buildQuotedMessage(),
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if (hasNonUrlAttachments)
|
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_parseAttachments(),
|
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if (!isGiphy)
|
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_buildTextBubble(),
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],
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),
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shape: widget.shape ??
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RoundedRectangleBorder(
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side: widget.borderSide ??
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BorderSide(
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color: widget
|
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// ignore: lines_longer_than_80_chars
|
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.messageTheme
|
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// ignore: lines_longer_than_80_chars
|
||||
.messageBorderColor ??
|
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Colors.grey,
|
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),
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borderRadius: widget
|
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// ignore: lines_longer_than_80_chars
|
||||
.borderRadiusGeometry ??
|
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BorderRadius.zero,
|
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),
|
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color: _getBackgroundColor(),
|
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child: Column(
|
||||
crossAxisAlignment:
|
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CrossAxisAlignment.end,
|
||||
mainAxisSize:
|
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MainAxisSize.min,
|
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children: <Widget>[
|
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if (hasQuotedMessage)
|
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_buildQuotedMessage(),
|
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if (hasNonUrlAttachments)
|
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_parseAttachments(),
|
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if (!isGiphy)
|
||||
_buildTextBubble(),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
if (widget.showReactionPickerIndicator)
|
||||
Positioned(
|
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right: widget.reverse ? null : 4,
|
||||
left: widget.reverse ? 4 : null,
|
||||
top: -8,
|
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child: CustomPaint(
|
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painter: ReactionBubblePainter(
|
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StreamChatTheme.of(context)
|
||||
.colorTheme
|
||||
.white,
|
||||
Colors.transparent,
|
||||
Colors.transparent,
|
||||
tailCirclesSpace: 1,
|
||||
),
|
||||
),
|
||||
if (widget.showReactionPickerIndicator)
|
||||
Positioned(
|
||||
right: widget.reverse ? null : 4,
|
||||
left: widget.reverse ? 4 : null,
|
||||
top: -8,
|
||||
child: CustomPaint(
|
||||
painter: ReactionBubblePainter(
|
||||
StreamChatTheme.of(context)
|
||||
.colorTheme
|
||||
.white,
|
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Colors.transparent,
|
||||
Colors.transparent,
|
||||
tailCirclesSpace: 1,
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
if (showBottomRow)
|
||||
SizedBox(height: context.textScaleFactor * 18.0),
|
||||
],
|
||||
),
|
||||
if (showBottomRow)
|
||||
Padding(
|
||||
padding: EdgeInsets.only(left: leftPadding),
|
||||
child: _bottomRow,
|
||||
),
|
||||
if (showBottomRow)
|
||||
SizedBox(height: context.textScaleFactor * 18.0),
|
||||
],
|
||||
),
|
||||
if (showBottomRow)
|
||||
Padding(
|
||||
padding: EdgeInsets.only(left: leftPadding),
|
||||
child: _bottomRow,
|
||||
),
|
||||
if (isFailedState)
|
||||
Positioned(
|
||||
left: widget.reverse ? 0 : null,
|
||||
right: widget.reverse ? null : 0,
|
||||
bottom: showBottomRow ? 18 : -2,
|
||||
child: StreamSvgIcon.error(size: 20),
|
||||
),
|
||||
],
|
||||
),
|
||||
],
|
||||
if (isFailedState)
|
||||
Positioned(
|
||||
left: widget.reverse ? 0 : null,
|
||||
right: widget.reverse ? null : 0,
|
||||
bottom: showBottomRow ? 18 : -2,
|
||||
child: StreamSvgIcon.error(size: 20),
|
||||
),
|
||||
],
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
|
||||
@@ -1,5 +1,6 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:lottie/lottie.dart';
|
||||
import 'package:stream_chat_flutter/src/utils.dart';
|
||||
import 'package:stream_chat_flutter_core/stream_chat_flutter_core.dart';
|
||||
|
||||
/// Widget to show the current list of typing users
|
||||
@@ -41,11 +42,12 @@ class TypingIndicator extends StatelessWidget {
|
||||
child: alternativeWidget ?? const Offstage(),
|
||||
),
|
||||
);
|
||||
return StreamBuilder<List<User>>(
|
||||
return BetterStreamBuilder<List<User>>(
|
||||
initialData: channelState.typingEvents,
|
||||
stream: channelState.typingEventsStream,
|
||||
builder: (context, snapshot) => AnimatedSwitcher(
|
||||
duration: const Duration(milliseconds: 300),
|
||||
child: snapshot.data?.isNotEmpty == true
|
||||
child: snapshot.isNotEmpty == true
|
||||
? Padding(
|
||||
padding: padding,
|
||||
child: Align(
|
||||
@@ -61,7 +63,7 @@ class TypingIndicator extends StatelessWidget {
|
||||
),
|
||||
Text(
|
||||
// ignore: lines_longer_than_80_chars
|
||||
' ${snapshot.data![0].name}${snapshot.data!.length == 1 ? '' : ' and ${snapshot.data!.length - 1} more'} ${snapshot.data!.length == 1 ? 'is' : 'are'} typing',
|
||||
' ${snapshot[0].name}${snapshot.length == 1 ? '' : ' and ${snapshot.length - 1} more'} ${snapshot.length == 1 ? 'is' : 'are'} typing',
|
||||
maxLines: 1,
|
||||
style: style,
|
||||
),
|
||||
|
||||
@@ -17,7 +17,7 @@ class UnreadIndicator extends StatelessWidget {
|
||||
Widget build(BuildContext context) {
|
||||
final client = StreamChat.of(context).client;
|
||||
return IgnorePointer(
|
||||
child: StreamBuilder<int?>(
|
||||
child: BetterStreamBuilder<int?>(
|
||||
stream: cid != null
|
||||
? client.state.channels[cid]?.state?.unreadCountStream
|
||||
: client.state.totalUnreadCountStream,
|
||||
@@ -25,8 +25,8 @@ class UnreadIndicator extends StatelessWidget {
|
||||
? client.state.channels[cid]?.state?.unreadCount
|
||||
: client.state.totalUnreadCount,
|
||||
builder: (context, snapshot) {
|
||||
if (!snapshot.hasData || snapshot.data == 0) {
|
||||
return const SizedBox();
|
||||
if (snapshot == null || snapshot == 0) {
|
||||
return const Offstage();
|
||||
}
|
||||
return Material(
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
@@ -42,7 +42,7 @@ class UnreadIndicator extends StatelessWidget {
|
||||
),
|
||||
child: Center(
|
||||
child: Text(
|
||||
'${snapshot.data! > 99 ? '99+' : snapshot.data}',
|
||||
'${snapshot > 99 ? '99+' : snapshot}',
|
||||
style: const TextStyle(
|
||||
fontSize: 11,
|
||||
color: Colors.white,
|
||||
|
||||
@@ -1,3 +1,5 @@
|
||||
import 'dart:async';
|
||||
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
|
||||
import 'package:stream_chat_flutter_core/stream_chat_flutter_core.dart';
|
||||
|
||||
Reference in New Issue
Block a user