429 lines
14 KiB
Dart
429 lines
14 KiB
Dart
import 'package:auto_route/auto_route.dart';
|
|
import 'package:collection/collection.dart';
|
|
import 'package:easy_localization/easy_localization.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter_hooks/flutter_hooks.dart';
|
|
import 'package:gap/gap.dart';
|
|
import 'package:hooks_riverpod/hooks_riverpod.dart';
|
|
import 'package:island/database/message.dart';
|
|
import 'package:island/database/message_repository.dart';
|
|
import 'package:island/pods/message.dart';
|
|
import 'package:island/pods/network.dart';
|
|
import 'package:island/route.gr.dart';
|
|
import 'package:island/widgets/alert.dart';
|
|
import 'package:island/widgets/content/cloud_files.dart';
|
|
import 'package:material_symbols_icons/material_symbols_icons.dart';
|
|
import 'package:styled_widget/styled_widget.dart';
|
|
import 'package:uuid/uuid.dart';
|
|
import 'chat.dart';
|
|
|
|
final messageRepositoryProvider = FutureProvider.family<MessageRepository, int>(
|
|
(ref, roomId) async {
|
|
final room = await ref.watch(chatroomProvider(roomId).future);
|
|
final identity = await ref.watch(chatroomIdentityProvider(roomId).future);
|
|
final apiClient = ref.watch(apiClientProvider);
|
|
final database = ref.watch(databaseProvider);
|
|
return MessageRepository(room!, identity!, apiClient, database);
|
|
},
|
|
);
|
|
|
|
// Provider for messages with pagination
|
|
final messagesProvider = StateNotifierProvider.family<
|
|
MessagesNotifier,
|
|
AsyncValue<List<LocalChatMessage>>,
|
|
int
|
|
>((ref, roomId) => MessagesNotifier(ref, roomId));
|
|
|
|
class MessagesNotifier
|
|
extends StateNotifier<AsyncValue<List<LocalChatMessage>>> {
|
|
final Ref _ref;
|
|
final int _roomId;
|
|
int _currentPage = 0;
|
|
static const int _pageSize = 20;
|
|
bool _hasMore = true;
|
|
|
|
MessagesNotifier(this._ref, this._roomId)
|
|
: super(const AsyncValue.loading()) {
|
|
loadInitial();
|
|
}
|
|
|
|
Future<void> loadInitial() async {
|
|
try {
|
|
final repository = await _ref.read(
|
|
messageRepositoryProvider(_roomId).future,
|
|
);
|
|
final messages = await repository.listMessages(
|
|
offset: 0,
|
|
take: _pageSize,
|
|
);
|
|
state = AsyncValue.data(messages);
|
|
_currentPage = 0;
|
|
_hasMore = messages.length == _pageSize;
|
|
} catch (e, stack) {
|
|
state = AsyncValue.error(e, stack);
|
|
}
|
|
}
|
|
|
|
Future<void> loadMore() async {
|
|
if (!_hasMore || state is AsyncLoading) return;
|
|
|
|
try {
|
|
final currentMessages = state.value ?? [];
|
|
_currentPage++;
|
|
final repository = await _ref.read(
|
|
messageRepositoryProvider(_roomId).future,
|
|
);
|
|
final newMessages = await repository.listMessages(
|
|
offset: _currentPage * _pageSize,
|
|
take: _pageSize,
|
|
);
|
|
|
|
if (newMessages.isEmpty || newMessages.length < _pageSize) {
|
|
_hasMore = false;
|
|
}
|
|
|
|
state = AsyncValue.data([...currentMessages, ...newMessages]);
|
|
} catch (err) {
|
|
showErrorAlert(err);
|
|
_currentPage--;
|
|
}
|
|
}
|
|
|
|
Future<void> sendMessage(String content) async {
|
|
try {
|
|
final repository = await _ref.read(
|
|
messageRepositoryProvider(_roomId).future,
|
|
);
|
|
|
|
final nonce = const Uuid().v4();
|
|
|
|
final messageTask = repository.sendMessage(_roomId, content, nonce);
|
|
final pendingMessage = repository.pendingMessages.values.firstWhereOrNull(
|
|
(m) => m.roomId == _roomId && m.nonce == nonce,
|
|
);
|
|
if (pendingMessage != null) {
|
|
final currentMessages = state.value ?? [];
|
|
state = AsyncValue.data([pendingMessage, ...currentMessages]);
|
|
}
|
|
|
|
final message = await messageTask;
|
|
|
|
final updatedMessages = state.value ?? [];
|
|
if (pendingMessage != null) {
|
|
final index = updatedMessages.indexWhere(
|
|
(m) => m.id == pendingMessage.id,
|
|
);
|
|
if (index >= 0) {
|
|
final newList = [...updatedMessages];
|
|
newList[index] = message;
|
|
state = AsyncValue.data(newList);
|
|
}
|
|
} else {
|
|
state = AsyncValue.data([message, ...updatedMessages]);
|
|
}
|
|
} catch (err) {
|
|
showErrorAlert(err);
|
|
}
|
|
}
|
|
|
|
Future<void> retryMessage(String pendingMessageId) async {
|
|
try {
|
|
final repository = await _ref.read(
|
|
messageRepositoryProvider(_roomId).future,
|
|
);
|
|
final updatedMessage = await repository.retryMessage(pendingMessageId);
|
|
|
|
// Update the message in the list
|
|
final currentMessages = state.value ?? [];
|
|
final index = currentMessages.indexWhere((m) => m.id == pendingMessageId);
|
|
if (index >= 0) {
|
|
final newList = [...currentMessages];
|
|
newList[index] = updatedMessage;
|
|
state = AsyncValue.data(newList);
|
|
}
|
|
} catch (err) {
|
|
showErrorAlert(err);
|
|
}
|
|
}
|
|
}
|
|
|
|
@RoutePage()
|
|
class ChatRoomScreen extends HookConsumerWidget {
|
|
final int id;
|
|
const ChatRoomScreen({super.key, @PathParam("id") required this.id});
|
|
|
|
@override
|
|
Widget build(BuildContext context, WidgetRef ref) {
|
|
final chatRoom = ref.watch(chatroomProvider(id));
|
|
final chatIdentity = ref.watch(chatroomIdentityProvider(id));
|
|
final messages = ref.watch(messagesProvider(id));
|
|
final messagesNotifier = ref.read(messagesProvider(id).notifier);
|
|
final messagesRepo = ref.watch(messageRepositoryProvider(id));
|
|
|
|
final messageController = useTextEditingController();
|
|
final scrollController = useScrollController();
|
|
|
|
// Add scroll listener for pagination
|
|
useEffect(() {
|
|
void onScroll() {
|
|
if (scrollController.position.pixels >=
|
|
scrollController.position.maxScrollExtent - 200) {
|
|
messagesNotifier.loadMore();
|
|
}
|
|
}
|
|
|
|
scrollController.addListener(onScroll);
|
|
return () => scrollController.removeListener(onScroll);
|
|
}, [scrollController]);
|
|
|
|
return Scaffold(
|
|
appBar: AppBar(
|
|
title: chatRoom.when(
|
|
data:
|
|
(room) => Row(
|
|
spacing: 8,
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
crossAxisAlignment: CrossAxisAlignment.center,
|
|
children: [
|
|
SizedBox(
|
|
height: 26,
|
|
width: 26,
|
|
child:
|
|
room?.pictureId != null
|
|
? ProfilePictureWidget(
|
|
fileId: room?.pictureId,
|
|
fallbackIcon: Symbols.chat,
|
|
)
|
|
: CircleAvatar(
|
|
child: Text(
|
|
room?.name[0].toUpperCase() ?? '',
|
|
style: const TextStyle(fontSize: 12),
|
|
),
|
|
),
|
|
),
|
|
Text(room?.name ?? 'unknown'.tr()).fontSize(19),
|
|
],
|
|
),
|
|
loading: () => const Text('Loading...'),
|
|
error: (_, __) => const Text('Error'),
|
|
),
|
|
actions: [
|
|
IconButton(
|
|
icon: const Icon(Icons.more_vert),
|
|
onPressed: () {
|
|
context.router.push(ChatDetailRoute(id: id));
|
|
},
|
|
),
|
|
const Gap(8),
|
|
],
|
|
),
|
|
body: Column(
|
|
children: [
|
|
Expanded(
|
|
child: messages.when(
|
|
data:
|
|
(messageList) =>
|
|
messageList.isEmpty
|
|
? Center(child: Text('No messages yet'.tr()))
|
|
: ListView.builder(
|
|
padding: EdgeInsets.symmetric(vertical: 16),
|
|
controller: scrollController,
|
|
reverse: true, // Show newest messages at the bottom
|
|
itemCount: messageList.length,
|
|
itemBuilder: (context, index) {
|
|
final message = messageList[index];
|
|
return chatIdentity.when(
|
|
skipError: true,
|
|
data:
|
|
(identity) => MessageBubble(
|
|
message: message,
|
|
isCurrentUser:
|
|
identity?.id == message.senderId,
|
|
),
|
|
loading:
|
|
() => MessageBubble(
|
|
message: message,
|
|
isCurrentUser: false,
|
|
),
|
|
error: (_, __) => const SizedBox.shrink(),
|
|
);
|
|
},
|
|
),
|
|
loading: () => const Center(child: CircularProgressIndicator()),
|
|
error:
|
|
(error, stack) => Center(
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Text('Error: $error'),
|
|
ElevatedButton(
|
|
onPressed: () => messagesNotifier.loadInitial(),
|
|
child: Text('Retry'.tr()),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
),
|
|
Material(
|
|
elevation: 2,
|
|
child: Container(
|
|
padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 8),
|
|
decoration: BoxDecoration(
|
|
color: Colors.white,
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.grey.withOpacity(0.2),
|
|
spreadRadius: 1,
|
|
blurRadius: 3,
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
children: [
|
|
IconButton(icon: const Icon(Icons.add), onPressed: () {}),
|
|
Expanded(
|
|
child: TextField(
|
|
controller: messageController,
|
|
decoration: InputDecoration(
|
|
hintText: 'chatMessageHint'.tr(
|
|
args: [chatRoom.value?.name ?? 'unknown'.tr()],
|
|
),
|
|
border: OutlineInputBorder(),
|
|
isDense: true,
|
|
contentPadding: const EdgeInsets.symmetric(
|
|
horizontal: 12,
|
|
vertical: 8,
|
|
),
|
|
),
|
|
maxLines: null,
|
|
onTapOutside:
|
|
(_) => FocusManager.instance.primaryFocus?.unfocus(),
|
|
),
|
|
),
|
|
const Gap(8),
|
|
IconButton(
|
|
icon: const Icon(Icons.send),
|
|
color: Theme.of(context).colorScheme.primary,
|
|
onPressed: () {
|
|
if (messageController.text.trim().isNotEmpty) {
|
|
messagesNotifier.sendMessage(
|
|
messageController.text.trim(),
|
|
);
|
|
messageController.clear();
|
|
}
|
|
},
|
|
),
|
|
],
|
|
).padding(bottom: MediaQuery.of(context).padding.bottom),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
class MessageBubble extends StatelessWidget {
|
|
final LocalChatMessage message;
|
|
final bool isCurrentUser;
|
|
|
|
const MessageBubble({
|
|
super.key,
|
|
required this.message,
|
|
required this.isCurrentUser,
|
|
});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Padding(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
|
|
child: Row(
|
|
mainAxisAlignment:
|
|
isCurrentUser ? MainAxisAlignment.end : MainAxisAlignment.start,
|
|
children: [
|
|
if (!isCurrentUser)
|
|
ProfilePictureWidget(
|
|
fileId:
|
|
message.toRemoteMessage().sender.account.profile.pictureId,
|
|
radius: 16,
|
|
),
|
|
const Gap(8),
|
|
Flexible(
|
|
child: Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
|
|
decoration: BoxDecoration(
|
|
color:
|
|
isCurrentUser
|
|
? Theme.of(context).colorScheme.primary.withOpacity(0.8)
|
|
: Colors.grey.shade200,
|
|
borderRadius: BorderRadius.circular(16),
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
message.toRemoteMessage().content ?? '',
|
|
style: TextStyle(
|
|
color: isCurrentUser ? Colors.white : Colors.black,
|
|
),
|
|
),
|
|
const Gap(4),
|
|
Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Text(
|
|
DateFormat.Hm().format(message.createdAt.toLocal()),
|
|
style: TextStyle(
|
|
fontSize: 10,
|
|
color:
|
|
isCurrentUser ? Colors.white70 : Colors.black54,
|
|
),
|
|
),
|
|
const Gap(4),
|
|
if (isCurrentUser)
|
|
_buildStatusIcon(context, message.status),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
const Gap(8),
|
|
if (isCurrentUser)
|
|
ProfilePictureWidget(
|
|
fileId:
|
|
message.toRemoteMessage().sender.account.profile.pictureId,
|
|
radius: 16,
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
Widget _buildStatusIcon(BuildContext context, MessageStatus status) {
|
|
switch (status) {
|
|
case MessageStatus.pending:
|
|
return const Icon(Icons.access_time, size: 12, color: Colors.white70);
|
|
case MessageStatus.sent:
|
|
return const Icon(Icons.check, size: 12, color: Colors.white70);
|
|
case MessageStatus.failed:
|
|
return Consumer(
|
|
builder:
|
|
(context, ref, _) => GestureDetector(
|
|
onTap: () {
|
|
ref
|
|
.read(messagesProvider(message.roomId).notifier)
|
|
.retryMessage(message.id);
|
|
},
|
|
child: const Icon(
|
|
Icons.error_outline,
|
|
size: 12,
|
|
color: Colors.red,
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
}
|