cake_wallet/lib/buy/robinhood/robinhood_buy_provider.dart

119 lines
4.3 KiB
Dart

import 'dart:convert';
import 'package:cake_wallet/.secrets.g.dart' as secrets;
import 'package:cake_wallet/buy/buy_provider.dart';
import 'package:cake_wallet/generated/i18n.dart';
import 'package:cake_wallet/routes.dart';
import 'package:cake_wallet/src/screens/connect_device/connect_device_page.dart';
import 'package:cake_wallet/src/widgets/alert_with_one_action.dart';
import 'package:cake_wallet/utils/show_pop_up.dart';
import 'package:cake_wallet/view_model/hardware_wallet/ledger_view_model.dart';
import 'package:cw_core/wallet_base.dart';
import 'package:cw_core/wallet_type.dart';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'package:url_launcher/url_launcher.dart';
class RobinhoodBuyProvider extends BuyProvider {
RobinhoodBuyProvider({required WalletBase wallet, bool isTestEnvironment = false, LedgerViewModel? ledgerVM})
: super(wallet: wallet, isTestEnvironment: isTestEnvironment, ledgerVM: ledgerVM);
static const _baseUrl = 'applink.robinhood.com';
static const _cIdBaseUrl = 'exchange-helper.cakewallet.com';
@override
String get title => 'Robinhood Connect';
@override
String get providerDescription => S.current.robinhood_option_description;
@override
String get lightIcon => 'assets/images/robinhood_light.png';
@override
String get darkIcon => 'assets/images/robinhood_dark.png';
String get _applicationId => secrets.robinhoodApplicationId;
String get _apiSecret => secrets.exchangeHelperApiKey;
Future<String> getSignature(String message) async {
switch (wallet.type) {
case WalletType.ethereum:
case WalletType.polygon:
return await wallet.signMessage(message);
case WalletType.litecoin:
case WalletType.bitcoin:
case WalletType.bitcoinCash:
return await wallet.signMessage(message, address: wallet.walletAddresses.address);
default:
throw Exception("WalletType is not available for Robinhood ${wallet.type}");
}
}
Future<String> getConnectId() async {
final walletAddress = wallet.walletAddresses.address;
final valid_until = (DateTime.now().millisecondsSinceEpoch / 1000).round() + 10;
final message = "$_apiSecret:${valid_until}";
final signature = await getSignature(message);
final uri = Uri.https(_cIdBaseUrl, "/api/robinhood");
var response = await http.post(uri,
headers: {'Content-Type': 'application/json'},
body: json
.encode({'valid_until': valid_until, 'wallet': walletAddress, 'signature': signature}));
if (response.statusCode == 200) {
return (jsonDecode(response.body) as Map<String, dynamic>)['connectId'] as String;
} else {
throw Exception(
'Provider currently unavailable. Status: ${response.statusCode} ${response.body}');
}
}
Future<Uri> requestProviderUrl() async {
final connectId = await getConnectId();
final networkName = wallet.currency.fullName?.toUpperCase().replaceAll(" ", "_");
return Uri.https(_baseUrl, '/u/connect', <String, dynamic>{
'applicationId': _applicationId,
'connectId': connectId,
'walletAddress': wallet.walletAddresses.address,
'userIdentifier': wallet.walletAddresses.address,
'supportedNetworks': networkName
});
}
Future<void> launchProvider(BuildContext context, bool? isBuyAction) async {
if (wallet.isHardwareWallet) {
if (!ledgerVM!.isConnected) {
await Navigator.of(context).pushNamed(Routes.connectDevices,
arguments: ConnectDevicePageParams(
walletType: wallet.walletInfo.type,
onConnectDevice: (BuildContext context, LedgerViewModel ledgerVM) {
ledgerVM.setLedger(wallet);
Navigator.of(context).pop();
}));
} else {
ledgerVM!.setLedger(wallet);
}
}
try {
final uri = await requestProviderUrl();
await launchUrl(uri, mode: LaunchMode.externalApplication);
} catch (_) {
await showPopUp<void>(
context: context,
builder: (BuildContext context) {
return AlertWithOneAction(
alertTitle: "Robinhood Connect",
alertContent: S.of(context).buy_provider_unavailable,
buttonText: S.of(context).ok,
buttonAction: () => Navigator.of(context).pop());
});
}
}
}