47 lines
1.2 KiB
Dart
47 lines
1.2 KiB
Dart
import 'dart:convert';
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import 'package:seshat/data/services/api_client.dart';
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import 'package:seshat/data/services/websocket_client.dart';
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import 'package:seshat/domain/models/owner.dart';
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import 'package:seshat/utils/result.dart';
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class OwnerRepository {
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OwnerRepository({
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required ApiClient apiClient,
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required WebsocketClient wsClient,
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}) : _apiClient = apiClient,
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_wsClient = wsClient;
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final ApiClient _apiClient;
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final WebsocketClient _wsClient;
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List<Owner>? _cachedData;
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Future<Result<List<Owner>>> getOwners() async {
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if (_cachedData == null) {
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final result = await _apiClient.getOwners();
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if (result is Ok<List<Owner>>) {
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_cachedData = result.value;
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}
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return result;
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} else {
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return Result.ok(_cachedData!);
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}
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}
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Stream<Owner> liveOwners() async* {
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await for (String data in _wsClient.connect()) {
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Map<String, dynamic> decodedData = jsonDecode(
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data,
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).cast<Map<String, dynamic>>();
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Owner owner = Owner.fromJSON(decodedData);
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if (_cachedData == null) {
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getOwners();
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} else {
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_cachedData!.add(owner);
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yield* Stream.value(owner);
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}
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}
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}
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}
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