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fetch fiat price in isolate again

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This commit is contained in:
Matthew Fosse 2023-12-11 11:34:34 -08:00
parent 62513bd933
commit b5084c10ae
2 changed files with 12 additions and 5 deletions
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11
lib/core/fiat_conversion_service.dart
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@ -6,6 +6,7 @@ import 'package:cw_core/crypto_currency.dart';
import 'package:cake_wallet/entities/fiat_currency.dart';
import 'dart:convert';
import 'package:cake_wallet/.secrets.g.dart' as secrets;
import 'package:flutter/foundation.dart';
const _fiatApiClearNetAuthority = 'fiat-api.cakewallet.com';
const _fiatApiOnionAuthority = 'n4z7bdcmwk2oyddxvzaap3x2peqcplh3pzdy7tpkk5ejz5n4mhfvoxqd.onion';
@ -15,6 +16,7 @@ Future<double> _fetchPrice(Map<String, dynamic> args) async {
final crypto = args['crypto'] as String;
final fiat = args['fiat'] as String;
final torOnly = args['apiMode'] as String == FiatApiMode.torOnly.toString();
final mainThreadProxyPort = args['port'] as int;
final Map<String, String> queryParams = {
'interval_count': '1',
@ -29,10 +31,12 @@ Future<double> _fetchPrice(Map<String, dynamic> args) async {
final Uri onionUri = Uri.http(_fiatApiOnionAuthority, _fiatApiPath, queryParams);
final Uri clearnetUri = Uri.https(_fiatApiClearNetAuthority, _fiatApiPath, queryParams);
HttpClient client = await ProxyWrapper.instance.getProxyInstance();
HttpClient client = await ProxyWrapper.instance.getProxyInstance(
portOverride: mainThreadProxyPort,
);
late HttpClientResponse response;
late String responseBody;
try {
final request = await client.getUrl(onionUri);
response = await request.close();
@ -64,10 +68,11 @@ Future<double> _fetchPrice(Map<String, dynamic> args) async {
Future<double> _fetchPriceAsync(
CryptoCurrency crypto, FiatCurrency fiat, FiatApiMode apiMode) async =>
_fetchPrice({
compute(_fetchPrice, {
'fiat': fiat.toString(),
'crypto': crypto.toString(),
'apiMode': apiMode.toString(),
'port': ProxyWrapper.port,
});
class FiatConversionService {

6
lib/utils/proxy_wrapper.dart
View file

@ -17,8 +17,10 @@ class ProxyWrapper {
// Factory method to get the singleton instance of TorSingleton
static ProxyWrapper get instance => _instance;
static int get port => Tor.instance.port;
// Method to get or create the Tor instance
Future<HttpClient> getProxyInstance() async {
Future<HttpClient> getProxyInstance({int? portOverride}) async {
if (!started) {
started = true;
_client = HttpClient();
@ -27,7 +29,7 @@ class ProxyWrapper {
SocksTCPClient.assignToHttpClient(_client!, [
ProxySettings(
InternetAddress.loopbackIPv4,
Tor.instance.port,
portOverride ?? Tor.instance.port,
password: null,
),
]);