Files
stream-chat-flutter/lib/src/message_search_item.dart
T
xsahil03x fa5b4ebab8 minor changes
Signed-off-by: xsahil03x <[email protected]>
2020-11-27 17:32:08 +05:30

138 lines
3.9 KiB
Dart

import 'package:flutter/material.dart';
import 'package:jiffy/jiffy.dart';
import 'package:stream_chat/stream_chat.dart';
import 'package:stream_chat_flutter/stream_chat_flutter.dart';
/// It shows the current [Message] preview.
///
/// Usually you don't use this widget as it's the default item used by [MessageSearchListView].
///
/// The widget renders the ui based on the first ancestor of type [StreamChatTheme].
/// Modify it to change the widget appearance.
class MessageSearchItem extends StatelessWidget {
/// Instantiate a new MessageSearchItem
const MessageSearchItem({
Key key,
@required this.getMessageResponse,
this.onTap,
this.showOnlineStatus = true,
}) : super(key: key);
/// [Message] displayed
final GetMessageResponse getMessageResponse;
/// Function called when tapping this widget
final VoidCallback onTap;
/// If true the [MessageSearchItem] will show the current online Status
final bool showOnlineStatus;
@override
Widget build(BuildContext context) {
final message = getMessageResponse.message;
final channel = getMessageResponse.channel;
final channelName = channel.extraData['name'];
final user = message.user;
return ListTile(
onTap: onTap,
leading: UserAvatar(
user: user,
showOnlineStatus: showOnlineStatus,
constraints: BoxConstraints.tightFor(
height: 40,
width: 40,
),
),
title: Row(
children: [
Text(
user.id == StreamChat.of(context).user.id ? 'You' : user.name,
style: StreamChatTheme.of(context).channelPreviewTheme.title,
),
if (channelName != null) ...[
Text(
' in ',
style: StreamChatTheme.of(context)
.channelPreviewTheme
.title
.copyWith(
fontWeight: FontWeight.normal,
),
),
Text(
channelName,
style: StreamChatTheme.of(context).channelPreviewTheme.title,
),
],
],
),
subtitle: Row(
children: [
Expanded(child: _buildSubtitle(context, message)),
SizedBox(width: 16),
_buildDate(context, message),
],
),
);
}
Widget _buildDate(BuildContext context, Message message) {
final lastUpdatedAt = message.updatedAt;
String stringDate;
final now = DateTime.now();
if (now.year != lastUpdatedAt.year ||
now.month != lastUpdatedAt.month ||
now.day != lastUpdatedAt.day) {
stringDate = Jiffy(lastUpdatedAt.toLocal()).format('dd/MM/yyyy');
} else {
stringDate = Jiffy(lastUpdatedAt.toLocal()).format('HH:mm');
}
return Text(
stringDate,
style: StreamChatTheme.of(context).channelPreviewTheme.lastMessageAt,
);
}
Widget _buildSubtitle(BuildContext context, Message message) {
if (message == null) {
return SizedBox();
}
var text = message.text;
if (message.isDeleted) {
text = 'This message was deleted.';
} else if (message.attachments != null) {
final parts = <String>[
...message.attachments.map((e) {
if (e.type == 'image') {
return '📷';
} else if (e.type == 'video') {
return '🎬';
} else if (e.type == 'giphy') {
return '[GIF]';
}
return null;
}).where((e) => e != null),
message.text ?? '',
];
text = parts.join(' ');
}
return Text(
text,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: StreamChatTheme.of(context).channelPreviewTheme.subtitle.copyWith(
color:
StreamChatTheme.of(context).channelPreviewTheme.subtitle.color,
fontStyle: (message.isSystem || message.isDeleted)
? FontStyle.italic
: FontStyle.normal,
),
);
}
}