102 lines
2.9 KiB
Dart
102 lines
2.9 KiB
Dart
import 'package:riverpod_annotation/riverpod_annotation.dart';
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import 'package:island/models/chat.dart';
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import 'package:island/pods/network.dart';
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import 'package:island/pods/websocket.dart';
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import 'package:island/pods/chat/chat_subscribe.dart';
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part 'chat_summary.g.dart';
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@riverpod
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class ChatSummary extends _$ChatSummary {
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@override
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Future<Map<String, SnChatSummary>> build() async {
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final client = ref.watch(apiClientProvider);
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final resp = await client.get('/sphere/chat/summary');
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final Map<String, dynamic> data = resp.data;
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final summaries = data.map(
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(key, value) => MapEntry(key, SnChatSummary.fromJson(value)),
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);
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final ws = ref.watch(websocketProvider);
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final subscription = ws.dataStream.listen((WebSocketPacket pkt) {
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if (!pkt.type.startsWith('messages')) return;
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if (pkt.type == 'messages.new') {
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final message = SnChatMessage.fromJson(pkt.data!);
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updateLastMessage(message.chatRoomId, message);
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} else if (pkt.type == 'messages.update') {
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final message = SnChatMessage.fromJson(pkt.data!);
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updateMessageContent(message.chatRoomId, message);
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}
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});
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ref.onDispose(() {
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subscription.cancel();
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});
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return summaries;
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}
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Future<void> clearUnreadCount(String chatId) async {
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state.whenData((summaries) {
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final summary = summaries[chatId];
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if (summary != null) {
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state = AsyncData({
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...summaries,
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chatId: SnChatSummary(
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unreadCount: 0,
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lastMessage: summary.lastMessage,
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),
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});
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}
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});
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}
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void updateLastMessage(String chatId, SnChatMessage message) {
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state.whenData((summaries) {
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final summary = summaries[chatId];
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if (summary != null) {
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final currentSubscribed = ref.read(currentSubscribedChatIdProvider);
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final increment = (chatId != currentSubscribed) ? 1 : 0;
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state = AsyncData({
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...summaries,
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chatId: SnChatSummary(
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unreadCount: summary.unreadCount + increment,
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lastMessage: message,
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),
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});
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}
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});
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}
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void incrementUnreadCount(String chatId) {
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state.whenData((summaries) {
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final summary = summaries[chatId];
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if (summary != null) {
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state = AsyncData({
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...summaries,
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chatId: SnChatSummary(
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unreadCount: summary.unreadCount + 1,
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lastMessage: summary.lastMessage,
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),
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});
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}
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});
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}
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void updateMessageContent(String chatId, SnChatMessage message) {
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state.whenData((summaries) {
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final summary = summaries[chatId];
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if (summary != null && summary.lastMessage?.id == message.id) {
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state = AsyncData({
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...summaries,
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chatId: SnChatSummary(
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unreadCount: summary.unreadCount,
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lastMessage: message,
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),
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});
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}
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});
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}
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}
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