mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-23 03:49:22 +00:00
comment out unused class to avoid confusion
This commit is contained in:
julian
parent
3bb0a647bf
commit
7dabba3d0e
1 changed files with 324 additions and 324 deletions
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@ -1,324 +1,324 @@
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/*
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* This file is part of Stack Wallet.
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*
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* Copyright (c) 2023 Cypher Stack
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* All Rights Reserved.
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* The code is distributed under GPLv3 license, see LICENSE file for details.
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* Generated by Cypher Stack on 2023-05-26
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*
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*/
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import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter/foundation.dart';
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import 'package:stackwallet/utilities/logger.dart';
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class ElectrumXSubscription with ChangeNotifier {
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dynamic _response;
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dynamic get response => _response;
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set response(dynamic newData) {
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_response = newData;
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notifyListeners();
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}
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}
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class SocketTask {
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SocketTask({this.completer, this.subscription});
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final Completer<dynamic>? completer;
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final ElectrumXSubscription? subscription;
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bool get isSubscription => subscription != null;
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}
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class SubscribableElectrumXClient {
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int _currentRequestID = 0;
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bool _isConnected = false;
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List<int> _responseData = [];
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final Map<String, SocketTask> _tasks = {};
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Timer? _aliveTimer;
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Socket? _socket;
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late final bool _useSSL;
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late final Duration _connectionTimeout;
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late final Duration _keepAlive;
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bool get isConnected => _isConnected;
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bool get useSSL => _useSSL;
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void Function(bool)? onConnectionStatusChanged;
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SubscribableElectrumXClient({
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bool useSSL = true,
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this.onConnectionStatusChanged,
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Duration connectionTimeout = const Duration(seconds: 5),
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Duration keepAlive = const Duration(seconds: 10),
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}) {
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_useSSL = useSSL;
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_connectionTimeout = connectionTimeout;
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_keepAlive = keepAlive;
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}
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Future<void> connect({required String host, required int port}) async {
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try {
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await _socket?.close();
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} catch (_) {}
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if (_useSSL) {
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_socket = await SecureSocket.connect(
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host,
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port,
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timeout: _connectionTimeout,
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onBadCertificate: (_) => true,
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);
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} else {
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_socket = await Socket.connect(
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host,
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port,
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timeout: _connectionTimeout,
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);
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}
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_updateConnectionStatus(true);
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_socket!.listen(
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_dataHandler,
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onError: _errorHandler,
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onDone: _doneHandler,
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cancelOnError: true,
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);
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_aliveTimer?.cancel();
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_aliveTimer = Timer.periodic(
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_keepAlive,
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(_) async => _updateConnectionStatus(await ping()),
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);
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}
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Future<void> disconnect() async {
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_aliveTimer?.cancel();
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await _socket?.close();
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onConnectionStatusChanged = null;
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}
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String _buildJsonRequestString({
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required String method,
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required String id,
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required List<dynamic> params,
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}) {
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final paramString = jsonEncode(params);
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return '{"jsonrpc": "2.0", "id": "$id","method": "$method","params": $paramString}\r\n';
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}
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void _updateConnectionStatus(bool connectionStatus) {
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if (_isConnected != connectionStatus && onConnectionStatusChanged != null) {
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onConnectionStatusChanged!(connectionStatus);
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}
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_isConnected = connectionStatus;
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}
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void _dataHandler(List<int> data) {
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_responseData.addAll(data);
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// 0x0A is newline
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// https://electrumx-spesmilo.readthedocs.io/en/latest/protocol-basics.html
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if (data.last == 0x0A) {
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try {
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final response = jsonDecode(String.fromCharCodes(_responseData))
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as Map<String, dynamic>;
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_responseHandler(response);
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} catch (e, s) {
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Logging.instance
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.log("JsonRPC jsonDecode: $e\n$s", level: LogLevel.Error);
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rethrow;
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} finally {
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_responseData = [];
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}
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}
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}
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void _responseHandler(Map<String, dynamic> response) {
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// subscriptions will have a method in the response
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if (response['method'] is String) {
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_subscriptionHandler(response: response);
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return;
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}
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final id = response['id'] as String;
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final result = response['result'];
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_complete(id, result);
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}
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void _subscriptionHandler({
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required Map<String, dynamic> response,
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}) {
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final method = response['method'];
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switch (method) {
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case "blockchain.scripthash.subscribe":
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final params = response["params"] as List<dynamic>;
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final scripthash = params.first as String;
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final taskId = "blockchain.scripthash.subscribe:$scripthash";
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_tasks[taskId]?.subscription?.response = params.last;
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break;
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case "blockchain.headers.subscribe":
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final params = response["params"];
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const taskId = "blockchain.headers.subscribe";
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_tasks[taskId]?.subscription?.response = params.first;
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break;
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default:
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break;
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}
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}
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void _errorHandler(Object error, StackTrace trace) {
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_updateConnectionStatus(false);
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Logging.instance.log(
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"SubscribableElectrumXClient called _errorHandler with: $error\n$trace",
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level: LogLevel.Info);
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}
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void _doneHandler() {
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_updateConnectionStatus(false);
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Logging.instance.log("SubscribableElectrumXClient called _doneHandler",
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level: LogLevel.Info);
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}
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void _complete(String id, dynamic data) {
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if (_tasks[id] == null) {
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return;
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}
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if (!(_tasks[id]?.completer?.isCompleted ?? false)) {
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_tasks[id]?.completer?.complete(data);
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}
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if (!(_tasks[id]?.isSubscription ?? false)) {
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_tasks.remove(id);
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} else {
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_tasks[id]?.subscription?.response = data;
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}
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}
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void _addTask({
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required String id,
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required Completer<dynamic> completer,
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}) {
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_tasks[id] = SocketTask(completer: completer, subscription: null);
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}
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void _addSubscriptionTask({
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required String id,
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required ElectrumXSubscription subscription,
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}) {
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_tasks[id] = SocketTask(completer: null, subscription: subscription);
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}
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Future<dynamic> _call({
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required String method,
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List<dynamic> params = const [],
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}) async {
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final completer = Completer<dynamic>();
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_currentRequestID++;
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final id = _currentRequestID.toString();
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_addTask(id: id, completer: completer);
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_socket?.write(
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_buildJsonRequestString(
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method: method,
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id: id,
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params: params,
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),
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);
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return completer.future;
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}
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Future<dynamic> _callWithTimeout({
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required String method,
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List<dynamic> params = const [],
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Duration timeout = const Duration(seconds: 2),
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}) async {
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final completer = Completer<dynamic>();
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_currentRequestID++;
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final id = _currentRequestID.toString();
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_addTask(id: id, completer: completer);
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_socket?.write(
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_buildJsonRequestString(
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method: method,
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id: id,
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params: params,
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),
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);
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Timer(timeout, () {
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if (!completer.isCompleted) {
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completer.completeError(
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Exception("Request \"id: $id, method: $method\" timed out!"),
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);
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}
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});
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return completer.future;
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}
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ElectrumXSubscription _subscribe({
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required String taskId,
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required String method,
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List<dynamic> params = const [],
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}) {
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// try {
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final subscription = ElectrumXSubscription();
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_addSubscriptionTask(id: taskId, subscription: subscription);
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_currentRequestID++;
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_socket?.write(
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_buildJsonRequestString(
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method: method,
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id: taskId,
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params: params,
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),
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);
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return subscription;
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// } catch (e, s) {
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// Logging.instance.log("SubscribableElectrumXClient _subscribe: $e\n$s", level: LogLevel.Error);
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// return null;
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// }
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}
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/// Ping the server to ensure it is responding
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///
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/// Returns true if ping succeeded
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Future<bool> ping() async {
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try {
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final response = (await _callWithTimeout(method: "server.ping")) as Map;
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return response.keys.contains("result") && response["result"] == null;
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} catch (_) {
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return false;
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}
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}
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/// Subscribe to a scripthash to receive notifications on status changes
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ElectrumXSubscription subscribeToScripthash({required String scripthash}) {
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return _subscribe(
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taskId: 'blockchain.scripthash.subscribe:$scripthash',
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method: 'blockchain.scripthash.subscribe',
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params: [scripthash],
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);
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}
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/// Subscribe to block headers to receive notifications on new blocks found
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///
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/// Returns the existing subscription if found
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ElectrumXSubscription subscribeToBlockHeaders() {
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return _tasks["blockchain.headers.subscribe"]?.subscription ??
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_subscribe(
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taskId: "blockchain.headers.subscribe",
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method: "blockchain.headers.subscribe",
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params: [],
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);
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}
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}
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// /*
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// * This file is part of Stack Wallet.
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// *
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// * Copyright (c) 2023 Cypher Stack
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// * All Rights Reserved.
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// * The code is distributed under GPLv3 license, see LICENSE file for details.
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// * Generated by Cypher Stack on 2023-05-26
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// *
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// */
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//
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// import 'dart:async';
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// import 'dart:convert';
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// import 'dart:io';
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//
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// import 'package:flutter/foundation.dart';
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// import 'package:stackwallet/utilities/logger.dart';
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//
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// class ElectrumXSubscription with ChangeNotifier {
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// dynamic _response;
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// dynamic get response => _response;
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// set response(dynamic newData) {
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// _response = newData;
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// notifyListeners();
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// }
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// }
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//
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// class SocketTask {
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// SocketTask({this.completer, this.subscription});
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//
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// final Completer<dynamic>? completer;
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// final ElectrumXSubscription? subscription;
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//
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// bool get isSubscription => subscription != null;
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// }
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//
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// class SubscribableElectrumXClient {
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// int _currentRequestID = 0;
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// bool _isConnected = false;
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// List<int> _responseData = [];
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// final Map<String, SocketTask> _tasks = {};
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// Timer? _aliveTimer;
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// Socket? _socket;
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// late final bool _useSSL;
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// late final Duration _connectionTimeout;
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// late final Duration _keepAlive;
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//
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// bool get isConnected => _isConnected;
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// bool get useSSL => _useSSL;
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//
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// void Function(bool)? onConnectionStatusChanged;
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//
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// SubscribableElectrumXClient({
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// bool useSSL = true,
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// this.onConnectionStatusChanged,
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// Duration connectionTimeout = const Duration(seconds: 5),
|
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// Duration keepAlive = const Duration(seconds: 10),
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// }) {
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// _useSSL = useSSL;
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// _connectionTimeout = connectionTimeout;
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// _keepAlive = keepAlive;
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// }
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//
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// Future<void> connect({required String host, required int port}) async {
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// try {
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// await _socket?.close();
|
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// } catch (_) {}
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//
|
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// if (_useSSL) {
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// _socket = await SecureSocket.connect(
|
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// host,
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// port,
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// timeout: _connectionTimeout,
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// onBadCertificate: (_) => true,
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// );
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// } else {
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// _socket = await Socket.connect(
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// host,
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// port,
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// timeout: _connectionTimeout,
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// );
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// }
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// _updateConnectionStatus(true);
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//
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// _socket!.listen(
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// _dataHandler,
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// onError: _errorHandler,
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// onDone: _doneHandler,
|
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// cancelOnError: true,
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// );
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//
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// _aliveTimer?.cancel();
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// _aliveTimer = Timer.periodic(
|
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// _keepAlive,
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// (_) async => _updateConnectionStatus(await ping()),
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// );
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// }
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//
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// Future<void> disconnect() async {
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// _aliveTimer?.cancel();
|
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// await _socket?.close();
|
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// onConnectionStatusChanged = null;
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// }
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//
|
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// String _buildJsonRequestString({
|
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// required String method,
|
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// required String id,
|
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// required List<dynamic> params,
|
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// }) {
|
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// final paramString = jsonEncode(params);
|
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// return '{"jsonrpc": "2.0", "id": "$id","method": "$method","params": $paramString}\r\n';
|
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// }
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//
|
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// void _updateConnectionStatus(bool connectionStatus) {
|
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// if (_isConnected != connectionStatus && onConnectionStatusChanged != null) {
|
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// onConnectionStatusChanged!(connectionStatus);
|
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// }
|
||||
// _isConnected = connectionStatus;
|
||||
// }
|
||||
//
|
||||
// void _dataHandler(List<int> data) {
|
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// _responseData.addAll(data);
|
||||
//
|
||||
// // 0x0A is newline
|
||||
// // https://electrumx-spesmilo.readthedocs.io/en/latest/protocol-basics.html
|
||||
// if (data.last == 0x0A) {
|
||||
// try {
|
||||
// final response = jsonDecode(String.fromCharCodes(_responseData))
|
||||
// as Map<String, dynamic>;
|
||||
// _responseHandler(response);
|
||||
// } catch (e, s) {
|
||||
// Logging.instance
|
||||
// .log("JsonRPC jsonDecode: $e\n$s", level: LogLevel.Error);
|
||||
// rethrow;
|
||||
// } finally {
|
||||
// _responseData = [];
|
||||
// }
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// void _responseHandler(Map<String, dynamic> response) {
|
||||
// // subscriptions will have a method in the response
|
||||
// if (response['method'] is String) {
|
||||
// _subscriptionHandler(response: response);
|
||||
// return;
|
||||
// }
|
||||
//
|
||||
// final id = response['id'] as String;
|
||||
// final result = response['result'];
|
||||
//
|
||||
// _complete(id, result);
|
||||
// }
|
||||
//
|
||||
// void _subscriptionHandler({
|
||||
// required Map<String, dynamic> response,
|
||||
// }) {
|
||||
// final method = response['method'];
|
||||
// switch (method) {
|
||||
// case "blockchain.scripthash.subscribe":
|
||||
// final params = response["params"] as List<dynamic>;
|
||||
// final scripthash = params.first as String;
|
||||
// final taskId = "blockchain.scripthash.subscribe:$scripthash";
|
||||
//
|
||||
// _tasks[taskId]?.subscription?.response = params.last;
|
||||
// break;
|
||||
// case "blockchain.headers.subscribe":
|
||||
// final params = response["params"];
|
||||
// const taskId = "blockchain.headers.subscribe";
|
||||
//
|
||||
// _tasks[taskId]?.subscription?.response = params.first;
|
||||
// break;
|
||||
// default:
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// break;
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// void _errorHandler(Object error, StackTrace trace) {
|
||||
// _updateConnectionStatus(false);
|
||||
// Logging.instance.log(
|
||||
// "SubscribableElectrumXClient called _errorHandler with: $error\n$trace",
|
||||
// level: LogLevel.Info);
|
||||
// }
|
||||
//
|
||||
// void _doneHandler() {
|
||||
// _updateConnectionStatus(false);
|
||||
// Logging.instance.log("SubscribableElectrumXClient called _doneHandler",
|
||||
// level: LogLevel.Info);
|
||||
// }
|
||||
//
|
||||
// void _complete(String id, dynamic data) {
|
||||
// if (_tasks[id] == null) {
|
||||
// return;
|
||||
// }
|
||||
//
|
||||
// if (!(_tasks[id]?.completer?.isCompleted ?? false)) {
|
||||
// _tasks[id]?.completer?.complete(data);
|
||||
// }
|
||||
//
|
||||
// if (!(_tasks[id]?.isSubscription ?? false)) {
|
||||
// _tasks.remove(id);
|
||||
// } else {
|
||||
// _tasks[id]?.subscription?.response = data;
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// void _addTask({
|
||||
// required String id,
|
||||
// required Completer<dynamic> completer,
|
||||
// }) {
|
||||
// _tasks[id] = SocketTask(completer: completer, subscription: null);
|
||||
// }
|
||||
//
|
||||
// void _addSubscriptionTask({
|
||||
// required String id,
|
||||
// required ElectrumXSubscription subscription,
|
||||
// }) {
|
||||
// _tasks[id] = SocketTask(completer: null, subscription: subscription);
|
||||
// }
|
||||
//
|
||||
// Future<dynamic> _call({
|
||||
// required String method,
|
||||
// List<dynamic> params = const [],
|
||||
// }) async {
|
||||
// final completer = Completer<dynamic>();
|
||||
// _currentRequestID++;
|
||||
// final id = _currentRequestID.toString();
|
||||
// _addTask(id: id, completer: completer);
|
||||
//
|
||||
// _socket?.write(
|
||||
// _buildJsonRequestString(
|
||||
// method: method,
|
||||
// id: id,
|
||||
// params: params,
|
||||
// ),
|
||||
// );
|
||||
//
|
||||
// return completer.future;
|
||||
// }
|
||||
//
|
||||
// Future<dynamic> _callWithTimeout({
|
||||
// required String method,
|
||||
// List<dynamic> params = const [],
|
||||
// Duration timeout = const Duration(seconds: 2),
|
||||
// }) async {
|
||||
// final completer = Completer<dynamic>();
|
||||
// _currentRequestID++;
|
||||
// final id = _currentRequestID.toString();
|
||||
// _addTask(id: id, completer: completer);
|
||||
//
|
||||
// _socket?.write(
|
||||
// _buildJsonRequestString(
|
||||
// method: method,
|
||||
// id: id,
|
||||
// params: params,
|
||||
// ),
|
||||
// );
|
||||
//
|
||||
// Timer(timeout, () {
|
||||
// if (!completer.isCompleted) {
|
||||
// completer.completeError(
|
||||
// Exception("Request \"id: $id, method: $method\" timed out!"),
|
||||
// );
|
||||
// }
|
||||
// });
|
||||
//
|
||||
// return completer.future;
|
||||
// }
|
||||
//
|
||||
// ElectrumXSubscription _subscribe({
|
||||
// required String taskId,
|
||||
// required String method,
|
||||
// List<dynamic> params = const [],
|
||||
// }) {
|
||||
// // try {
|
||||
// final subscription = ElectrumXSubscription();
|
||||
// _addSubscriptionTask(id: taskId, subscription: subscription);
|
||||
// _currentRequestID++;
|
||||
// _socket?.write(
|
||||
// _buildJsonRequestString(
|
||||
// method: method,
|
||||
// id: taskId,
|
||||
// params: params,
|
||||
// ),
|
||||
// );
|
||||
//
|
||||
// return subscription;
|
||||
// // } catch (e, s) {
|
||||
// // Logging.instance.log("SubscribableElectrumXClient _subscribe: $e\n$s", level: LogLevel.Error);
|
||||
// // return null;
|
||||
// // }
|
||||
// }
|
||||
//
|
||||
// /// Ping the server to ensure it is responding
|
||||
// ///
|
||||
// /// Returns true if ping succeeded
|
||||
// Future<bool> ping() async {
|
||||
// try {
|
||||
// final response = (await _callWithTimeout(method: "server.ping")) as Map;
|
||||
// return response.keys.contains("result") && response["result"] == null;
|
||||
// } catch (_) {
|
||||
// return false;
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// /// Subscribe to a scripthash to receive notifications on status changes
|
||||
// ElectrumXSubscription subscribeToScripthash({required String scripthash}) {
|
||||
// return _subscribe(
|
||||
// taskId: 'blockchain.scripthash.subscribe:$scripthash',
|
||||
// method: 'blockchain.scripthash.subscribe',
|
||||
// params: [scripthash],
|
||||
// );
|
||||
// }
|
||||
//
|
||||
// /// Subscribe to block headers to receive notifications on new blocks found
|
||||
// ///
|
||||
// /// Returns the existing subscription if found
|
||||
// ElectrumXSubscription subscribeToBlockHeaders() {
|
||||
// return _tasks["blockchain.headers.subscribe"]?.subscription ??
|
||||
// _subscribe(
|
||||
// taskId: "blockchain.headers.subscribe",
|
||||
// method: "blockchain.headers.subscribe",
|
||||
// params: [],
|
||||
// );
|
||||
// }
|
||||
// }
|
||||
|
|
|
|||
Loading…
Reference in a new issue