cartaid/shopping-assistant-mobile-client
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add normal messages

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This commit is contained in:
stasex 2023-11-23 17:17:39 +02:00
parent 0393a70f88
commit 7b3963fad7
2 changed files with 28 additions and 6 deletions
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20
lib/network/search_service.dart
View File

@ -1,6 +1,10 @@
// search_service.dart // search_service.dart
import 'dart:async';
import 'package:graphql_flutter/graphql_flutter.dart'; import 'package:graphql_flutter/graphql_flutter.dart';
import '../models/enums/search_event_type.dart';
import '../models/server_sent_event.dart';
import '../network/api_client.dart'; import '../network/api_client.dart';
import '../network/authentication_service.dart'; import '../network/authentication_service.dart';
import '../screens/chat.dart'; import '../screens/chat.dart';
@ -17,11 +21,15 @@ class SearchService {
final AuthenticationService _authenticationService = AuthenticationService(); final AuthenticationService _authenticationService = AuthenticationService();
final ApiClient client = ApiClient(); final ApiClient client = ApiClient();
final _sseController = StreamController<ServerSentEvent>();
Stream<ServerSentEvent> get sseStream => _sseController.stream;
Future<void> initializeAuthenticationService() async { Future<void> initializeAuthenticationService() async {
await _authenticationService.initialize(); await _authenticationService.initialize();
} }
Future<void> startPersonalWishlist(String message, Function(Message) handleSSEMessage) async { Future<void> startPersonalWishlist(String message) async {
await _authenticationService.initialize(); await _authenticationService.initialize();
final options = MutationOptions( final options = MutationOptions(
@ -40,10 +48,16 @@ class SearchService {
{'text': message}, {'text': message},
); );
StringBuffer fullMessage = StringBuffer(); // Використовуємо StringBuffer для зберігання повідомлення
await for (final chunk in sseStream) { await for (final chunk in sseStream) {
print('${chunk.event}: ${chunk.data}'); fullMessage.write(chunk.data); // Додаємо чанк до повідомлення
handleSSEMessage(Message(text: '${chunk.event}: ${chunk.data}'));
} }
final cleanedMessage = fullMessage.toString().replaceAll('"', '');
final event = ServerSentEvent(SearchEventType.message, cleanedMessage.toString().trim());
_sseController.add(event);
} }
} }
} }

14
lib/screens/chat.dart
View File

@ -24,7 +24,7 @@ class MessageBubble extends StatelessWidget {
margin: const EdgeInsets.all(8.0), margin: const EdgeInsets.all(8.0),
padding: const EdgeInsets.all(16.0), padding: const EdgeInsets.all(16.0),
decoration: BoxDecoration( decoration: BoxDecoration(
color: isOutgoing ? Colors.blue : Colors.white, color: isOutgoing ? Colors.blue : Colors.white38,
borderRadius: BorderRadius.circular(10.0), borderRadius: BorderRadius.circular(10.0),
), ),
child: Text( child: Text(
@ -50,6 +50,14 @@ class ChatScreenState extends State<ChatScreen> {
String wishlistId = ''; String wishlistId = '';
@override
void initState() {
super.initState();
_searchService.sseStream.listen((event) {
_handleSSEMessage(Message(text: '${event.event}: ${event.data}'));
});
}
void _handleSSEMessage(Message message) { void _handleSSEMessage(Message message) {
setState(() { setState(() {
messages.add(message); messages.add(message);
@ -58,11 +66,11 @@ class ChatScreenState extends State<ChatScreen> {
Future<void> _startPersonalWishlist(String message) async { Future<void> _startPersonalWishlist(String message) async {
await _searchService.initializeAuthenticationService(); await _searchService.initializeAuthenticationService();
await _searchService.startPersonalWishlist(message, _handleSSEMessage); await _searchService.startPersonalWishlist(message);
} }
Future<void> _sendMessageToAPI(String message) async { Future<void> _sendMessageToAPI(String message) async {
await _searchService.startPersonalWishlist(message, _handleSSEMessage); await _searchService.startPersonalWishlist(message);
setState(() { setState(() {
messages.add(Message(text: message, isUser: true)); messages.add(Message(text: message, isUser: true));