62 lines
1.8 KiB
Dart
62 lines
1.8 KiB
Dart
import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:solian/models/pagination.dart';
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import 'package:solian/providers/auth.dart';
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import 'package:solian/utils/service_url.dart';
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import 'package:solian/models/notification.dart' as model;
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import 'package:web_socket_channel/web_socket_channel.dart';
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class NotifyProvider extends ChangeNotifier {
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bool isOpened = false;
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List<model.Notification> notifications = List.empty(growable: true);
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Future<void> fetch(AuthProvider auth) async {
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if (!await auth.isAuthorized()) return;
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var uri = getRequestUri('passport', '/api/notifications?skip=0&take=25');
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var res = await auth.client!.get(uri);
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if (res.statusCode == 200) {
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final result = PaginationResult.fromJson(jsonDecode(utf8.decode(res.bodyBytes)));
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notifications = result.data?.map((x) => model.Notification.fromJson(x)).toList() ?? List.empty(growable: true);
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}
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notifyListeners();
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}
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Future<WebSocketChannel?> connect(AuthProvider auth) async {
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if (auth.client == null) await auth.pickClient();
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if (!await auth.isAuthorized()) return null;
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await auth.refreshToken();
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var ori = getRequestUri('passport', '/api/notifications/listen');
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var uri = Uri(
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scheme: ori.scheme.replaceFirst('http', 'ws'),
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host: ori.host,
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path: ori.path,
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queryParameters: {'tk': Uri.encodeComponent(auth.client!.credentials.accessToken)},
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);
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final channel = WebSocketChannel.connect(uri);
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await channel.ready;
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return channel;
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}
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void onRemoteMessage(model.Notification item) {
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notifications.add(item);
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notifyListeners();
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}
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void clearAt(int index) {
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notifications.removeAt(index);
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notifyListeners();
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}
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void clearNonRealtime() {
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notifications = notifications.where((x) => !x.isRealtime).toList();
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}
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}
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