1259 lines
38 KiB
Dart
1259 lines
38 KiB
Dart
// ignore_for_file: use_build_context_synchronously, body_might_complete_normally_catch_error
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import 'dart:convert';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:fast_base58/fast_base58.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:gecko/globals.dart';
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import 'package:gecko/models/chest_data.dart';
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import 'package:gecko/models/wallet_data.dart';
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import 'package:gecko/providers/duniter_indexer.dart';
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import 'package:gecko/providers/home.dart';
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import 'package:gecko/providers/my_wallets.dart';
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import 'package:gecko/providers/wallet_options.dart';
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import 'package:gecko/providers/wallets_profiles.dart';
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import 'package:pinenacl/ed25519.dart';
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import 'package:polkawallet_sdk/api/apiKeyring.dart';
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import 'package:polkawallet_sdk/api/types/networkParams.dart';
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import 'package:polkawallet_sdk/api/types/txInfoData.dart';
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import 'package:polkawallet_sdk/polkawallet_sdk.dart';
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import 'package:polkawallet_sdk/storage/keyring.dart';
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import 'package:polkawallet_sdk/storage/types/keyPairData.dart';
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import 'package:polkawallet_sdk/webviewWithExtension/types/signExtrinsicParam.dart';
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import 'package:provider/provider.dart';
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import 'package:truncate/truncate.dart';
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import 'package:pointycastle/pointycastle.dart' as pc;
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import "package:hex/hex.dart";
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class SubstrateSdk with ChangeNotifier {
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final WalletSDK sdk = WalletSDK();
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final Keyring keyring = Keyring();
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String generatedMnemonic = '';
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bool sdkReady = false;
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bool sdkLoading = false;
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bool nodeConnected = false;
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bool importIsLoading = false;
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int blocNumber = 0;
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bool isLoadingEndpoint = false;
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String transactionStatus = '';
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final int initSs58 = 42;
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Map<String, int> currencyParameters = {};
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TextEditingController csSalt = TextEditingController();
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TextEditingController csPassword = TextEditingController();
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String g1V1NewAddress = '';
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String g1V1OldPubkey = '';
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bool isCesiumIDVisible = false;
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bool isCesiumAddresLoading = false;
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late int udValue;
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Map<String, List<int>> certsCounterCache = {};
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Map<String, List> oldOwnerKeys = {};
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/////////////////////////////////////
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////////// 1: API METHODS ///////////
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/////////////////////////////////////
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Future<String> _executeCall(TxInfoData txInfo, txOptions, String password,
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[String? rawParams]) async {
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final walletOptions =
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Provider.of<WalletOptionsProvider>(homeContext, listen: false);
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final walletProfiles =
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Provider.of<WalletsProfilesProvider>(homeContext, listen: false);
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try {
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final hash = await sdk.api.tx.signAndSend(txInfo, txOptions, password,
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rawParam: rawParams, onStatusChange: (p0) {
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transactionStatus = p0;
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notifyListeners();
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}).timeout(
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const Duration(seconds: 18),
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onTimeout: () => {},
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);
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log.d(hash);
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if (hash.isEmpty) {
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transactionStatus = 'timeout';
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notifyListeners();
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return 'timeout';
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} else {
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// Success !
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transactionStatus = hash.toString();
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notifyListeners();
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walletOptions.reload();
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walletProfiles.reload();
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return hash.toString();
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}
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} catch (e) {
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transactionStatus = e.toString();
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notifyListeners();
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return e.toString();
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}
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}
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Future _getStorage(String call) async {
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try {
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log.d(call);
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return await sdk.webView!.evalJavascript('api.query.$call');
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} catch (e) {
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log.e("_getStorage error: $e");
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throw Exception("_getStorage error: $e");
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}
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}
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Future<int> _getStorageConst(String call) async {
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final result = (await sdk.webView!
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.evalJavascript('api.consts.$call', wrapPromise: false) ??
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[null])[0];
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return checkInt(result) ?? 0;
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}
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int? checkInt(dynamic value) {
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if (value is int) return value;
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if (value is double) return value.toInt();
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if (value is String) return int.tryParse(value);
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return null;
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}
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Future<TxSenderData> _setSender(String address) async {
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final fromPubkey = await sdk.api.account.decodeAddress([address]);
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return TxSenderData(
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address,
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fromPubkey!.keys.first,
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);
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}
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Future<String> _signMessage(
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Uint8List message, String address, String password) async {
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final params = SignAsExtensionParam();
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params.msgType = "pub(bytes.sign)";
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params.request = {
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"address": address,
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"data": message,
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};
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final res = await sdk.api.keyring.signAsExtension(password, params);
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return res?.signature ?? '';
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}
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////////////////////////////////////////////
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////////// 2: GET ONCHAIN STORAGE //////////
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////////////////////////////////////////////
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Future<int?> _getIdentityIndexOf(String address) async {
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return await _getStorage('identity.identityIndexOf("$address")');
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}
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Future<List<int?>> _getIdentityIndexOfMulti(List<String> addresses) async {
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String jsonString = jsonEncode(addresses);
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return List<int?>.from(
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await _getStorage('identity.identityIndexOf.multi($jsonString)'));
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// .map((e) => e as int?)
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// .toList() as List<int?>;
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}
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Future<List<int>?> getCertsCounter(String address) async {
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final idtyIndex = await _getIdentityIndexOf(address);
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if (idtyIndex == null) {
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return null;
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}
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final certsReceiver =
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await _getStorage('cert.storageIdtyCertMeta($idtyIndex)') ?? [];
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if (certsCounterCache[address] == null) {
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certsCounterCache.putIfAbsent(address, () => []);
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}
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try {
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certsCounterCache.update(
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address,
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(value) => [
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certsReceiver['receivedCount'] as int,
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certsReceiver['issuedCount'] as int
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]);
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} catch (e) {
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// catching String to int error .. network error?
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}
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return certsCounterCache[address]!;
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}
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Future<int> getCertValidityPeriod(String from, String to) async {
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final idtyIndexFrom = await _getIdentityIndexOf(from);
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final idtyIndexTo = await _getIdentityIndexOf(to);
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if (idtyIndexFrom == null || idtyIndexTo == null) return 0;
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final List certData =
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await _getStorage('cert.certsByReceiver($idtyIndexTo)') ?? [];
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if (certData.isEmpty) return 0;
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for (List certInfo in certData) {
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if (certInfo[0] == idtyIndexFrom) {
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return certInfo[1];
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}
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}
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return 0;
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}
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Future<bool> hasAccountConsumers(String address) async {
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final accountInfo = await _getStorage('system.account("$address")');
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final consumers = accountInfo['consumers'];
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return consumers == 0 ? false : true;
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}
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Future<int> getUdValue() async {
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udValue = int.parse(await _getStorage('universalDividend.currentUd()'));
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return udValue;
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}
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Future<double> getBalanceRatio() async {
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udValue = await getUdValue();
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balanceRatio =
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(configBox.get('isUdUnit') ?? false) ? round(udValue / 100, 6) : 1;
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return balanceRatio;
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}
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Future<Map<String, Map<String, double>>> getBalanceMulti(
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List<String> addresses) async {
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List stringifyAddresses = [];
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for (var element in addresses) {
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stringifyAddresses.add('"$element"');
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}
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// Get onchain storage values
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final List<Map> balanceGlobalMulti =
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(await _getStorage('system.account.multi($stringifyAddresses)') as List)
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.map((dynamic e) => e as Map<String, dynamic>)
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.toList();
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final List<int?> idtyIndexList = (await _getStorage(
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'identity.identityIndexOf.multi($stringifyAddresses)') as List)
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.map((dynamic e) => e as int?)
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.toList();
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//FIXME: With local dev duniter node only, need to switch null values by unused init as index to have good idtyDataList...
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final List<int> idtyIndexListNoNull =
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idtyIndexList.map((item) => item ?? 99999999).toList();
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final List<Map?> idtyDataList = (idtyIndexListNoNull.isEmpty
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? []
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: (await _getStorage(
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'identity.identities.multi($idtyIndexListNoNull)')) as List)
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.map((dynamic e) => e as Map<String, dynamic>?)
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.toList();
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final List pastReevals =
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await _getStorage('universalDividend.pastReevals()');
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int nbr = 0;
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Map<String, Map<String, double>> finalBalancesList = {};
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for (Map balanceGlobal in balanceGlobalMulti) {
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final computedBalance =
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await _computeBalance(idtyDataList[nbr], pastReevals, balanceGlobal);
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finalBalancesList.putIfAbsent(addresses[nbr], () => computedBalance);
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nbr++;
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}
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return finalBalancesList;
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}
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Future<Map<String, double>> getBalance(String address) async {
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if (!nodeConnected) {
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return {
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'transferableBalance': 0,
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'free': 0,
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'unclaimedUds': 0,
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'reserved': 0,
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};
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}
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// Get onchain storage values
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final Map balanceGlobal = await _getStorage('system.account("$address")');
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final int? idtyIndex =
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await _getStorage('identity.identityIndexOf("$address")');
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final Map? idtyData = idtyIndex == null
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? null
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: await _getStorage('identity.identities($idtyIndex)');
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final List pastReevals =
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await _getStorage('universalDividend.pastReevals()');
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return _computeBalance(idtyData, pastReevals, balanceGlobal);
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}
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Future<Map<String, double>> _computeBalance(
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Map? idtyData, List pastReevals, Map balanceGlobal) async {
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// Compute amount of claimable UDs
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currentUdIndex = await getCurrentUdIndex();
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final int unclaimedUds = _computeUnclaimUds(
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idtyData?['data']?['firstEligibleUd'] ?? 0, pastReevals);
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// Calculate transferable and potential balance
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final int transferableBalance =
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(balanceGlobal['data']['free'] + unclaimedUds);
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return {
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'transferableBalance': round((transferableBalance / balanceRatio) / 100),
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'free': round((balanceGlobal['data']['free'] / balanceRatio) / 100),
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'unclaimedUds': round((unclaimedUds / balanceRatio) / 100),
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'reserved':
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round((balanceGlobal['data']['reserved'] / balanceRatio) / 100),
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};
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}
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int _computeUnclaimUds(int firstEligibleUd, List pastReevals) {
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int totalAmount = 0;
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if (firstEligibleUd == 0) return 0;
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for (final List reval in pastReevals.reversed) {
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final int revalNbr = reval[0];
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final int revalValue = reval[1];
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// Loop each UDs revaluations and sum unclaimed balance
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if (revalNbr <= firstEligibleUd) {
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final count = currentUdIndex - firstEligibleUd;
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totalAmount += count * revalValue;
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break;
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} else {
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final count = currentUdIndex - revalNbr;
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totalAmount += count * revalValue;
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currentUdIndex = revalNbr;
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}
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}
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// log.d(
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// "debug computeUnclaimUds: ${pastReevals.reversed} --- $firstEligibleUd --- $currentUdIndex");
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return totalAmount;
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}
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Future<Map<String, int>> certState(String from, String to) async {
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Map<String, int> result = {};
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final toStatus = (await idtyStatus([to])).first;
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final myWallets = MyWalletsProvider();
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if (from != to && myWallets.getWalletDataByAddress(from)!.isMembre()) {
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final removableOn = await getCertValidityPeriod(from, to);
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final certMeta = await getCertMeta(from);
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final int nextIssuableOn = certMeta['nextIssuableOn'] ?? 0;
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final certRemovableDuration = (removableOn - blocNumber) * 6;
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const int renewDelay = 2 * 30 * 24 * 3600; // 2 months
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if (certRemovableDuration >= renewDelay) {
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final certRenewDuration = certRemovableDuration - renewDelay;
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result.putIfAbsent('certRenewable', () => certRenewDuration);
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} else if (nextIssuableOn > blocNumber) {
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final certDelayDuration = (nextIssuableOn - blocNumber) * 6;
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result.putIfAbsent('certDelay', () => certDelayDuration);
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} else if (toStatus == IdtyStatus.created) {
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result.putIfAbsent('toStatus', () => 1);
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} else if (toStatus == IdtyStatus.none) {
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result.putIfAbsent('toStatus', () => 2);
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result.putIfAbsent('canCert', () => 0);
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} else {
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result.putIfAbsent('canCert', () => 0);
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}
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}
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return result;
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}
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Future<Map> getCertMeta(String address) async {
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var idtyIndex = await _getIdentityIndexOf(address);
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final certMeta =
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await _getStorage('cert.storageIdtyCertMeta($idtyIndex)') ?? '';
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return certMeta;
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}
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Future<List> getOldOwnerKey(String address) async {
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// final walletOptions =
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// Provider.of<WalletOptionsProvider>(homeContext, listen: false);
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var idtyIndex = await _getIdentityIndexOf(address);
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if (idtyIndex == null) return [];
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final Map? idtyData = await _getStorage('identity.identities($idtyIndex)');
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if (idtyData == null || idtyData['oldOwnerKey'] == null) return [];
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List oldKeys = idtyData['oldOwnerKey'] ?? [];
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if (oldKeys.isEmpty) return [];
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oldKeys[1] = blocNumberToDate(oldKeys[1]);
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oldOwnerKeys.putIfAbsent(address, () => oldKeys);
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return oldKeys;
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}
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DateTime blocNumberToDate(int blocNumber) {
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return startBlockchainTime.add(Duration(seconds: blocNumber * 6));
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}
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Future<List<IdtyStatus>> idtyStatus(List<String> addresses) async {
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// final walletOptions =
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// Provider.of<WalletOptionsProvider>(homeContext, listen: false);
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log.d(addresses);
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final idtyIndexes = (await _getIdentityIndexOfMulti(addresses));
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// .map((dynamic e) => e as String)
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// .toList();
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log.d(idtyIndexes);
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final jsonString = jsonEncode(idtyIndexes);
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final List idtyStatusList =
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await _getStorage('identity.identities.multi($jsonString)');
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log.d(idtyStatusList);
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List<IdtyStatus> resultStatus = [];
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for (final idtyStatus in idtyStatusList) {
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if (idtyStatus == null) {
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resultStatus.add(IdtyStatus.none);
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continue;
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}
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switch (idtyStatus['status']) {
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case 'Created':
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resultStatus.add(IdtyStatus.created);
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break;
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case 'ConfirmedByOwner':
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resultStatus.add(IdtyStatus.confirmed);
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break;
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case 'Validated':
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resultStatus.add(IdtyStatus.validated);
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break;
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case 'Expired':
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resultStatus.add(IdtyStatus.expired);
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break;
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default:
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resultStatus.add(IdtyStatus.unknown);
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break;
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}
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}
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return resultStatus;
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}
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Future<bool> isSmith(String address) async {
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var idtyIndex = await _getIdentityIndexOf(address);
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if (idtyIndex == -1) return false;
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final isSmith = await _getStorage('smithMembership.membership($idtyIndex)');
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return isSmith == null ? false : true;
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}
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Future<String> getGenesisHash() async {
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final String genesisHash = await sdk.webView!.evalJavascript(
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'api.genesisHash.toHex()',
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wrapPromise: false,
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) ??
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[];
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// log.d('genesisHash: $genesisHash');
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// log.d('genesisHash: ${HEX.decode(genesisHash.substring(2))}');
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return genesisHash;
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}
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Future<Uint8List> addressToPubkey(String address) async {
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final pubkey = await sdk.api.account.decodeAddress([address]);
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final String pubkeyHex = pubkey!.keys.first;
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final pubkeyByte = HEX.decode(pubkeyHex.substring(2)) as Uint8List;
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// final pubkey58 = Base58Encode(pubkeyByte);
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return pubkeyByte;
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}
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// Future pubkeyToAddress(String pubkey) async {
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// await sdk.api.account.encodeAddress([pubkey]);
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// }
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Future initCurrencyParameters() async {
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try {
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currencyParameters['ss58'] =
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await _getStorageConst('system.ss58Prefix.words');
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currencyParameters['minCertForMembership'] =
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await _getStorageConst('wot.minCertForMembership.words');
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currencyParameters['newAccountPrice'] =
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await _getStorageConst('account.newAccountPrice.words');
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currencyParameters['existentialDeposit'] =
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await _getStorageConst('balances.existentialDeposit.words');
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currencyParameters['certPeriod'] =
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await _getStorageConst('cert.certPeriod.words');
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currencyParameters['certMaxByIssuer'] =
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await _getStorageConst('cert.maxByIssuer.words');
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currencyParameters['certValidityPeriod'] =
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await _getStorageConst('cert.validityPeriod.words');
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} catch (e) {
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log.i('error while getting storageVals (network?) :: $e');
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}
|
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log.i('currencyParameters: $currencyParameters');
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}
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|
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void cesiumIDisVisible() {
|
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isCesiumIDVisible = !isCesiumIDVisible;
|
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notifyListeners();
|
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}
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|
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Future<double> txFees(
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String fromAddress, String destAddress, double amount) async {
|
|
if (amount == 0) return 0;
|
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final sender = await _setSender(fromAddress);
|
|
final txInfo = TxInfoData('balances', 'transferKeepAlive', sender);
|
|
final amountUnit = (amount * 100).toInt();
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|
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final estimateFees =
|
|
await sdk.api.tx.estimateFees(txInfo, [destAddress, amountUnit]);
|
|
|
|
return estimateFees.partialFee / 100;
|
|
}
|
|
|
|
int hexStringToUint16(String input) {
|
|
// Slice the string in 2-char substrings and parse it from hex to decimal
|
|
final bytes = sliceString(input, 2).map((s) => int.parse(s, radix: 16));
|
|
|
|
// Create a Uint8 from the 2-bytes list
|
|
final u8list = Uint8List.fromList(bytes.toList());
|
|
|
|
// Return a Uint16 little endian representation
|
|
return ByteData.view(u8list.buffer).getUint16(0, Endian.little);
|
|
}
|
|
|
|
List<String> sliceString(String input, int count) {
|
|
if (input.isEmpty) return [];
|
|
|
|
if (input.length % count != 0) {
|
|
throw ArgumentError("Cannot slice $input in $count slices.");
|
|
}
|
|
// final slices = List<String>(count);
|
|
var slices = List<String>.filled(count, '');
|
|
|
|
int len = input.length;
|
|
int sliceSize = len ~/ count;
|
|
|
|
for (var i = 0; i < count; i++) {
|
|
var start = i * sliceSize;
|
|
slices[i] = input.substring(start, start + sliceSize);
|
|
}
|
|
|
|
return List.unmodifiable(slices);
|
|
}
|
|
|
|
Future<DateFormat> getBlockchainStart() async {
|
|
////// Manu indexer
|
|
//// Extract block date. Ugly, I can't find a better way to get the date of the block ?
|
|
//// The only polkadot issue for that : https://github.com/polkadot-js/api/issues/2603
|
|
// const created_at = new Date(
|
|
// signedBlock.block.extrinsics
|
|
// .filter(
|
|
// ({ method: { section, method } }) =>
|
|
// section === 'timestamp' && method === 'set'
|
|
// )[0]
|
|
// .args[0].toNumber()
|
|
// )
|
|
//// manu rpc
|
|
// genesis: api.genesisHash.toHex(),
|
|
// chain: await api.rpc.chain.getHeader(),
|
|
// chainInfo: await api.registry.getChainProperties(),
|
|
// test: await api.rpc.state.getPairs('0x')
|
|
// query block finalisé qui ne change jamais.
|
|
// api.rpc.chain.subscribeFinalizedHeads
|
|
// events: await api.rpc.state.getStorage('0x26aa394eea5630e07c48ae0c9558cef780d41e5e16056765bc8461851072c9d7'),
|
|
// lastFinalizedBlock: await api.rpc.chain.getFinalizedHead()
|
|
// get block
|
|
// api.rpc.chain.getFinalizedHead
|
|
|
|
// shit
|
|
// final blockHash =
|
|
// await sdk.webView!.evalJavascript('api.rpc.chain.getBlockHash(1)');
|
|
// final Map blockContent = await sdk.webView!
|
|
// .evalJavascript('api.rpc.chain.getBlock("$blockHash")');
|
|
// final String dateBrut = blockContent['block']['extrinsics'][0];
|
|
|
|
// final dateTextByte = hex.decode(dateBrut.substring(2));
|
|
|
|
// final dateText = await sdk.webView!
|
|
// .evalJavascript('api.tx($dateTextByte)', wrapPromise: false);
|
|
|
|
// log.d('aaaaaaaaaaaaaaaaaaaaa: $dateText');
|
|
return DateFormat();
|
|
}
|
|
|
|
/////////////////////////////////////
|
|
////// 3: SUBSTRATE CONNECTION //////
|
|
/////////////////////////////////////
|
|
|
|
Future<void> initApi() async {
|
|
sdkLoading = true;
|
|
await keyring.init([initSs58]);
|
|
keyring.setSS58(initSs58);
|
|
|
|
await sdk.init(keyring);
|
|
sdkReady = true;
|
|
sdkLoading = false;
|
|
notifyListeners();
|
|
}
|
|
|
|
String? getConnectedEndpoint() {
|
|
return sdk.api.connectedNode?.endpoint;
|
|
}
|
|
|
|
Future<void> connectNode(BuildContext ctx) async {
|
|
final homeProvider = Provider.of<HomeProvider>(ctx, listen: false);
|
|
final myWalletProvider = Provider.of<MyWalletsProvider>(ctx, listen: false);
|
|
|
|
homeProvider.changeMessage("connectionPending".tr(), 0);
|
|
|
|
// configBox.delete('customEndpoint');
|
|
final List<NetworkParams> listEndpoints =
|
|
configBox.containsKey('customEndpoint')
|
|
? [getDuniterCustomEndpoint()]
|
|
: getDuniterBootstrap();
|
|
|
|
int timeout = 15;
|
|
|
|
if (sdk.api.connectedNode?.endpoint != null) {
|
|
await sdk.api.setting.unsubscribeBestNumber();
|
|
}
|
|
|
|
isLoadingEndpoint = true;
|
|
notifyListeners();
|
|
final resNode = await sdk.api.connectNode(keyring, listEndpoints).timeout(
|
|
Duration(seconds: timeout),
|
|
onTimeout: () => null,
|
|
);
|
|
isLoadingEndpoint = false;
|
|
notifyListeners();
|
|
if (resNode != null) {
|
|
nodeConnected = true;
|
|
// await getSs58Prefix();
|
|
|
|
// Subscribe bloc number
|
|
sdk.api.setting.subscribeBestNumber((res) {
|
|
blocNumber = int.parse(res.toString());
|
|
// log.d(sdk.api.connectedNode?.endpoint);
|
|
if (sdk.api.connectedNode?.endpoint == null) {
|
|
nodeConnected = false;
|
|
homeProvider.changeMessage("networkLost".tr(), 0);
|
|
} else {
|
|
nodeConnected = true;
|
|
}
|
|
notifyListeners();
|
|
});
|
|
currentUdIndex = await getCurrentUdIndex();
|
|
await getBalanceRatio();
|
|
|
|
// Currency parameters
|
|
await initCurrencyParameters();
|
|
// Indexer Blockchain start
|
|
getBlockStart();
|
|
|
|
notifyListeners();
|
|
homeProvider.changeMessage(
|
|
"wellConnectedToNode"
|
|
.tr(args: [getConnectedEndpoint()!.split('/')[2]]),
|
|
5);
|
|
// snackNode(ctx, true);
|
|
} else {
|
|
nodeConnected = false;
|
|
notifyListeners();
|
|
homeProvider.changeMessage("noDuniterEndointAvailable".tr(), 0);
|
|
if (!myWalletProvider.checkIfWalletExist()) snackNode(homeContext, false);
|
|
}
|
|
|
|
log.d(sdk.api.connectedNode?.endpoint);
|
|
}
|
|
|
|
List<NetworkParams> getDuniterBootstrap() {
|
|
List<NetworkParams> node = [];
|
|
|
|
for (String endpoint in configBox.get('endpoint')) {
|
|
final n = NetworkParams();
|
|
n.name = currencyName;
|
|
n.endpoint = endpoint;
|
|
n.ss58 = currencyParameters['ss58'] ?? initSs58;
|
|
node.add(n);
|
|
}
|
|
return node;
|
|
}
|
|
|
|
Future<int> getCurrentUdIndex() async {
|
|
return int.parse(await _getStorage('universalDividend.currentUdIndex()'));
|
|
}
|
|
|
|
NetworkParams getDuniterCustomEndpoint() {
|
|
final nodeParams = NetworkParams();
|
|
nodeParams.name = currencyName;
|
|
nodeParams.endpoint = configBox.get('customEndpoint');
|
|
nodeParams.ss58 = currencyParameters['ss58'] ?? initSs58;
|
|
return nodeParams;
|
|
}
|
|
|
|
Future<String> importAccount(
|
|
{String mnemonic = '',
|
|
String derivePath = '',
|
|
required String password}) async {
|
|
const keytype = KeyType.mnemonic;
|
|
if (mnemonic != '') generatedMnemonic = mnemonic;
|
|
|
|
importIsLoading = true;
|
|
notifyListeners();
|
|
|
|
final json = await sdk.api.keyring
|
|
.importAccount(keyring,
|
|
keyType: keytype,
|
|
key: generatedMnemonic,
|
|
name: derivePath,
|
|
password: password,
|
|
derivePath: derivePath,
|
|
cryptoType: CryptoType.sr25519)
|
|
.catchError((e) {
|
|
importIsLoading = false;
|
|
notifyListeners();
|
|
});
|
|
if (json == null) return '';
|
|
// log.d(json);
|
|
try {
|
|
await sdk.api.keyring.addAccount(
|
|
keyring,
|
|
keyType: keytype,
|
|
acc: json,
|
|
password: password,
|
|
);
|
|
} catch (e) {
|
|
log.e(e);
|
|
importIsLoading = false;
|
|
notifyListeners();
|
|
}
|
|
|
|
importIsLoading = false;
|
|
|
|
notifyListeners();
|
|
return keyring.allAccounts.last.address!;
|
|
}
|
|
|
|
//////////////////////////////////
|
|
/////// 4: CRYPTOGRAPHY //////////
|
|
//////////////////////////////////
|
|
|
|
KeyPairData getKeypair(String address) {
|
|
return keyring.keyPairs.firstWhere((kp) => kp.address == address,
|
|
orElse: (() => KeyPairData()));
|
|
}
|
|
|
|
Future<bool> checkPassword(String address, String pass) async {
|
|
final account = getKeypair(address);
|
|
|
|
return await sdk.api.keyring.checkPassword(account, pass);
|
|
}
|
|
|
|
Future<String> getSeed(String address, String pin) async {
|
|
final account = getKeypair(address);
|
|
keyring.setCurrent(account);
|
|
|
|
final seed = await sdk.api.keyring.getDecryptedSeed(keyring, pin);
|
|
|
|
String seedText;
|
|
if (seed == null || seed.seed == null) {
|
|
seedText = '';
|
|
} else {
|
|
seedText = seed.seed!.split('//')[0];
|
|
}
|
|
|
|
return seedText;
|
|
}
|
|
|
|
int getDerivationNumber(String address) {
|
|
final account = getKeypair(address);
|
|
final deriveNbr = account.name!.split('//')[1];
|
|
return int.parse(deriveNbr);
|
|
}
|
|
|
|
Future<KeyPairData?> changePassword(BuildContext context, String address,
|
|
String passOld, String passNew) async {
|
|
final account = getKeypair(address);
|
|
final myWalletProvider =
|
|
Provider.of<MyWalletsProvider>(context, listen: false);
|
|
keyring.setCurrent(account);
|
|
myWalletProvider.resetPinCode();
|
|
|
|
return await sdk.api.keyring.changePassword(keyring, passOld, passNew);
|
|
}
|
|
|
|
Future<void> deleteAllAccounts() async {
|
|
for (var account in keyring.allAccounts) {
|
|
await sdk.api.keyring.deleteAccount(keyring, account);
|
|
}
|
|
}
|
|
|
|
Future<void> deleteAccounts(List<String> address) async {
|
|
for (var a in address) {
|
|
final account = getKeypair(a);
|
|
await sdk.api.keyring.deleteAccount(keyring, account);
|
|
}
|
|
}
|
|
|
|
Future<String> generateMnemonic({String lang = appLang}) async {
|
|
final gen = await sdk.api.keyring
|
|
.generateMnemonic(currencyParameters['ss58'] ?? initSs58);
|
|
generatedMnemonic = gen.mnemonic!;
|
|
|
|
return gen.mnemonic!;
|
|
}
|
|
|
|
Future<String> setCurrentWallet(WalletData wallet) async {
|
|
final currentChestNumber = configBox.get('currentChest');
|
|
ChestData newChestData = chestBox.get(currentChestNumber)!;
|
|
newChestData.defaultWallet = wallet.number;
|
|
await chestBox.put(currentChestNumber, newChestData);
|
|
|
|
try {
|
|
final acc = getKeypair(wallet.address);
|
|
keyring.setCurrent(acc);
|
|
return acc.address!;
|
|
} catch (e) {
|
|
return (e.toString());
|
|
}
|
|
}
|
|
|
|
KeyPairData getCurrentWallet() {
|
|
try {
|
|
final acc = keyring.current;
|
|
return acc;
|
|
} catch (e) {
|
|
return KeyPairData();
|
|
}
|
|
}
|
|
|
|
Future<String> derive(
|
|
BuildContext context, String address, int number, String password) async {
|
|
final keypair = getKeypair(address);
|
|
|
|
final seedMap =
|
|
await keyring.store.getDecryptedSeed(keypair.pubKey, password);
|
|
|
|
if (seedMap?['type'] != 'mnemonic') return '';
|
|
final List seedList = seedMap!['seed'].split('//');
|
|
generatedMnemonic = seedList[0];
|
|
|
|
return await importAccount(
|
|
mnemonic: generatedMnemonic,
|
|
derivePath: '//$number',
|
|
password: password);
|
|
}
|
|
|
|
Future<String> generateRootKeypair(String address, String password) async {
|
|
final keypair = getKeypair(address);
|
|
|
|
final seedMap =
|
|
await keyring.store.getDecryptedSeed(keypair.pubKey, password);
|
|
|
|
if (seedMap?['type'] != 'mnemonic') return '';
|
|
final List seedList = seedMap!['seed'].split('//');
|
|
generatedMnemonic = seedList[0];
|
|
|
|
return await importAccount(password: password);
|
|
}
|
|
|
|
Future<bool> isMnemonicValid(String mnemonic) async {
|
|
// Needed for bad encoding of UTF-8
|
|
mnemonic = mnemonic.replaceAll('é', 'é');
|
|
mnemonic = mnemonic.replaceAll('è', 'è');
|
|
|
|
return await sdk.api.keyring.checkMnemonicValid(mnemonic);
|
|
}
|
|
|
|
Future<String> csToV2Address(String salt, String password) async {
|
|
final scrypt = pc.KeyDerivator('scrypt');
|
|
|
|
scrypt.init(
|
|
pc.ScryptParameters(
|
|
4096,
|
|
16,
|
|
1,
|
|
32,
|
|
Uint8List.fromList(salt.codeUnits),
|
|
),
|
|
);
|
|
final rawSeed = scrypt.process(Uint8List.fromList(password.codeUnits));
|
|
final rawSeedHex = '0x${HEX.encode(rawSeed)}';
|
|
|
|
// Just get the address without keystore
|
|
final newAddress = await sdk.api.keyring.addressFromRawSeed(
|
|
currencyParameters['ss58']!,
|
|
cryptoType: CryptoType.ed25519,
|
|
rawSeed: rawSeedHex);
|
|
|
|
SigningKey rootKey = SigningKey(seed: rawSeed);
|
|
g1V1OldPubkey = Base58Encode(rootKey.publicKey);
|
|
|
|
g1V1NewAddress = newAddress.address!;
|
|
notifyListeners();
|
|
return g1V1NewAddress;
|
|
}
|
|
|
|
Future<List> getBalanceAndIdtyStatus(
|
|
String fromAddress, String toAddress) async {
|
|
final fromBalance = fromAddress == ''
|
|
? {'transferableBalance': 0}
|
|
: await getBalance(fromAddress);
|
|
|
|
final statusList = await idtyStatus([fromAddress, toAddress]);
|
|
final fromIdtyStatus = statusList[0];
|
|
final fromHasConsumer =
|
|
fromAddress == '' ? false : await hasAccountConsumers(fromAddress);
|
|
final toIdtyStatus = statusList[1];
|
|
final isSmithData = await isSmith(fromAddress);
|
|
|
|
return [
|
|
fromBalance,
|
|
fromIdtyStatus,
|
|
toIdtyStatus,
|
|
fromHasConsumer,
|
|
isSmithData
|
|
];
|
|
}
|
|
|
|
//////////////////////////////////////
|
|
///////// 5: CALLS EXECUTION /////////
|
|
//////////////////////////////////////
|
|
|
|
Future<String> pay(
|
|
{required String fromAddress,
|
|
required String destAddress,
|
|
required double amount,
|
|
required String password}) async {
|
|
transactionStatus = '';
|
|
|
|
final sender = await _setSender(fromAddress);
|
|
|
|
final globalBalance = await getBalance(fromAddress);
|
|
TxInfoData txInfo;
|
|
List txOptions = [];
|
|
String? rawParams;
|
|
final bool isUdUnit = configBox.get('isUdUnit') ?? false;
|
|
late String palette;
|
|
late String call;
|
|
late String tx2;
|
|
|
|
if (amount == -1) {
|
|
palette = 'balances';
|
|
call = 'transferAll';
|
|
txOptions = [destAddress, false];
|
|
tx2 = 'api.tx.balances.transferAll("$destAddress", false)';
|
|
} else {
|
|
late int amountUnit;
|
|
if (isUdUnit) {
|
|
palette = 'universalDividend';
|
|
call = 'transferUd';
|
|
// amount is milliUds
|
|
amountUnit = (amount * 1000).toInt();
|
|
} else {
|
|
palette = 'balances';
|
|
call = 'transferKeepAlive';
|
|
// amount is double at 2 decimals
|
|
amountUnit = (amount * 100).toInt();
|
|
}
|
|
txOptions = [destAddress, amountUnit];
|
|
tx2 = 'api.tx.$palette.$call("$destAddress", $amountUnit)';
|
|
}
|
|
|
|
if (globalBalance['unclaimedUds'] == 0) {
|
|
txInfo = TxInfoData(palette, call, sender);
|
|
} else {
|
|
txInfo = TxInfoData(
|
|
'utility',
|
|
'batchAll',
|
|
sender,
|
|
);
|
|
const tx1 = 'api.tx.universalDividend.claimUds()';
|
|
rawParams = '[[$tx1, $tx2]]';
|
|
}
|
|
|
|
return await _executeCall(txInfo, txOptions, password, rawParams);
|
|
}
|
|
|
|
Future<String> certify(
|
|
String fromAddress, String destAddress, String password) async {
|
|
transactionStatus = '';
|
|
|
|
final statusList = await idtyStatus([fromAddress, destAddress]);
|
|
final myIdtyStatus = statusList[0];
|
|
final toIdtyStatus = statusList[1];
|
|
|
|
final idtyIndexList =
|
|
await _getIdentityIndexOfMulti([fromAddress, destAddress]);
|
|
final fromIndex = idtyIndexList[0];
|
|
final toIndex = idtyIndexList[1];
|
|
|
|
if (myIdtyStatus != IdtyStatus.validated) {
|
|
transactionStatus = 'notMember';
|
|
notifyListeners();
|
|
return 'notMember';
|
|
}
|
|
|
|
final sender = await _setSender(fromAddress);
|
|
TxInfoData txInfo;
|
|
List txOptions = [];
|
|
String? rawParams;
|
|
|
|
final toCerts = await getCertsCounter(destAddress);
|
|
|
|
log.d(
|
|
"debug toCert: ${toCerts?[0]} --- ${currencyParameters['minCertForMembership']!} --- $toIdtyStatus");
|
|
|
|
if (toIdtyStatus == IdtyStatus.none) {
|
|
txInfo = TxInfoData(
|
|
'identity',
|
|
'createIdentity',
|
|
sender,
|
|
);
|
|
txOptions = [destAddress];
|
|
} else if (toIdtyStatus == IdtyStatus.validated ||
|
|
toIdtyStatus == IdtyStatus.confirmed) {
|
|
if (toCerts![0] >= currencyParameters['minCertForMembership']! - 1 &&
|
|
toIdtyStatus != IdtyStatus.validated) {
|
|
log.i('Batch cert and membership validation');
|
|
txInfo = TxInfoData(
|
|
'utility',
|
|
'batchAll',
|
|
sender,
|
|
);
|
|
final tx1 = 'api.tx.cert.addCert($fromIndex, $toIndex)';
|
|
final tx2 = 'api.tx.identity.validateIdentity($toIndex)';
|
|
|
|
rawParams = '[[$tx1, $tx2]]';
|
|
} else {
|
|
txInfo = TxInfoData(
|
|
'cert',
|
|
'addCert',
|
|
sender,
|
|
);
|
|
txOptions = [fromIndex, toIndex];
|
|
}
|
|
} else {
|
|
transactionStatus = 'cantBeCert';
|
|
notifyListeners();
|
|
return 'cantBeCert';
|
|
}
|
|
|
|
log.d('Cert action: ${txInfo.call!}');
|
|
return await _executeCall(txInfo, txOptions, password, rawParams);
|
|
}
|
|
|
|
Future<String> confirmIdentity(
|
|
String fromAddress, String name, String password) async {
|
|
final sender = await _setSender(fromAddress);
|
|
|
|
final txInfo = TxInfoData(
|
|
'identity',
|
|
'confirmIdentity',
|
|
sender,
|
|
);
|
|
final txOptions = [name];
|
|
|
|
return await _executeCall(txInfo, txOptions, password);
|
|
}
|
|
|
|
Future<String> migrateIdentity(
|
|
{required String fromAddress,
|
|
required String destAddress,
|
|
required String fromPassword,
|
|
required String destPassword,
|
|
required Map fromBalance,
|
|
bool withBalance = false}) async {
|
|
transactionStatus = '';
|
|
final sender = await _setSender(fromAddress);
|
|
|
|
TxInfoData txInfo;
|
|
List txOptions = [];
|
|
String? rawParams;
|
|
|
|
final prefix = 'icok'.codeUnits;
|
|
final genesisHashString = await getGenesisHash();
|
|
final genesisHash = HEX.decode(genesisHashString.substring(2)) as Uint8List;
|
|
final idtyIndex = _int32bytes((await _getIdentityIndexOf(fromAddress))!);
|
|
final oldPubkey = await addressToPubkey(fromAddress);
|
|
final messageToSign =
|
|
Uint8List.fromList(prefix + genesisHash + idtyIndex + oldPubkey);
|
|
final messageToSignHex = HEX.encode(messageToSign);
|
|
final newKeySig =
|
|
await _signMessage(messageToSign, destAddress, destPassword);
|
|
final newKeySigType = '{"Sr25519": "$newKeySig"}';
|
|
|
|
// messageToSign: [105, 99, 111, 107, 7, 193, 18, 255, 106, 185, 215, 208, 213, 49, 235, 229, 159, 152, 179, 83, 24, 178, 129, 59, 22, 85, 87, 115, 128, 129, 157, 56, 214, 24, 45, 153, 21, 0, 0, 0, 181, 82, 178, 99, 198, 4, 156, 190, 78, 35, 102, 137, 255, 7, 162, 31, 16, 79, 255, 132, 130, 237, 230, 222, 176, 88, 245, 217, 237, 78, 196, 239]
|
|
|
|
log.d("""
|
|
fromAddress: $fromAddress
|
|
destAddress: $destAddress
|
|
genesisHashString: $genesisHashString
|
|
|
|
prefix: $prefix
|
|
genesisHash: $genesisHash
|
|
idtyIndex: $idtyIndex
|
|
oldPubkey: $oldPubkey
|
|
|
|
messageToSign: $messageToSign
|
|
messageToSignHex: $messageToSignHex
|
|
newKeySig: $newKeySigType""");
|
|
|
|
if (withBalance) {
|
|
txInfo = TxInfoData(
|
|
'utility',
|
|
'batchAll',
|
|
sender,
|
|
);
|
|
|
|
const tx1 = 'api.tx.universalDividend.claimUds()';
|
|
final tx2 =
|
|
'api.tx.identity.changeOwnerKey("$destAddress", $newKeySigType)';
|
|
final tx3 = 'api.tx.balances.transferAll("$destAddress", false)';
|
|
|
|
rawParams = fromBalance['unclaimedUds'] == 0
|
|
? '[[$tx2, $tx3]]'
|
|
: '[[$tx1, $tx2, $tx3]]';
|
|
} else {
|
|
txInfo = TxInfoData(
|
|
'identity',
|
|
'changeOwnerKey',
|
|
sender,
|
|
);
|
|
|
|
txOptions = [destAddress, newKeySigType];
|
|
}
|
|
|
|
return await _executeCall(txInfo, txOptions, fromPassword, rawParams);
|
|
}
|
|
|
|
Future revokeIdentity(String address, String password) async {
|
|
final idtyIndex = await _getIdentityIndexOf(address);
|
|
final sender = await _setSender(address);
|
|
|
|
final prefix = 'revo'.codeUnits;
|
|
final genesisHashString = await getGenesisHash();
|
|
final genesisHash = HEX.decode(genesisHashString.substring(2)) as Uint8List;
|
|
final idtyIndexBytes = _int32bytes(idtyIndex!);
|
|
final messageToSign =
|
|
Uint8List.fromList(prefix + genesisHash + idtyIndexBytes);
|
|
final revocationSig =
|
|
(await _signMessage(messageToSign, address, password)).substring(2);
|
|
final revocationSigTyped = '0x01$revocationSig';
|
|
|
|
final txInfo = TxInfoData(
|
|
'identity',
|
|
'revokeIdentity',
|
|
sender,
|
|
);
|
|
|
|
final txOptions = [idtyIndex, address, revocationSigTyped];
|
|
return await _executeCall(txInfo, txOptions, password);
|
|
}
|
|
|
|
Future migrateCsToV2(String salt, String password, String destAddress,
|
|
{required destPassword,
|
|
required Map balance,
|
|
IdtyStatus idtyStatus = IdtyStatus.none}) async {
|
|
final scrypt = pc.KeyDerivator('scrypt');
|
|
|
|
scrypt.init(
|
|
pc.ScryptParameters(
|
|
4096,
|
|
16,
|
|
1,
|
|
32,
|
|
Uint8List.fromList(salt.codeUnits),
|
|
),
|
|
);
|
|
final rawSeed = scrypt.process(Uint8List.fromList(password.codeUnits));
|
|
final rawSeedHex = '0x${HEX.encode(rawSeed)}';
|
|
|
|
final json = await sdk.api.keyring.importAccount(keyring,
|
|
keyType: KeyType.rawSeed,
|
|
key: rawSeedHex,
|
|
name: 'test',
|
|
password: 'password',
|
|
derivePath: '',
|
|
cryptoType: CryptoType.ed25519);
|
|
|
|
final keypair = await sdk.api.keyring.addAccount(
|
|
keyring,
|
|
keyType: KeyType.rawSeed,
|
|
acc: json!,
|
|
password: password,
|
|
);
|
|
|
|
log.d('g1migration idtyStatus: $idtyStatus');
|
|
if (idtyStatus != IdtyStatus.none) {
|
|
await migrateIdentity(
|
|
fromAddress: keypair.address!,
|
|
destAddress: destAddress,
|
|
fromPassword: 'password',
|
|
destPassword: destPassword,
|
|
withBalance: true,
|
|
fromBalance: balance);
|
|
} else if (balance['transferableBalance'] != 0) {
|
|
await pay(
|
|
fromAddress: keypair.address!,
|
|
destAddress: destAddress,
|
|
amount: -1,
|
|
password: 'password');
|
|
}
|
|
|
|
await sdk.api.keyring.deleteAccount(keyring, keypair);
|
|
}
|
|
|
|
Future spawnBlock([int number = 1, int until = 0]) async {
|
|
if (!kDebugMode) return;
|
|
if (blocNumber < until) {
|
|
number = until - blocNumber;
|
|
}
|
|
for (var i = 1; i <= number; i++) {
|
|
await sdk.webView!
|
|
.evalJavascript('api.rpc.engine.createBlock(true, true)');
|
|
}
|
|
}
|
|
|
|
void reload() {
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////
|
|
/////// 6: UI ELEMENTS (off class) /////////
|
|
////////////////////////////////////////////
|
|
|
|
void snackNode(BuildContext context, bool isConnected) {
|
|
String message;
|
|
if (!isConnected) {
|
|
message = "noDuniterNodeAvailableTryLater".tr();
|
|
} else {
|
|
final sub = Provider.of<SubstrateSdk>(context, listen: false);
|
|
|
|
message =
|
|
"${"youAreConnectedToNode".tr()}\n${sub.getConnectedEndpoint()!.split('//')[1]}";
|
|
}
|
|
final snackBar = SnackBar(
|
|
padding: const EdgeInsets.all(20),
|
|
content: Text(message, style: const TextStyle(fontSize: 16)),
|
|
duration: const Duration(seconds: 4));
|
|
ScaffoldMessenger.of(context).showSnackBar(snackBar);
|
|
}
|
|
|
|
String getShortPubkey(String pubkey) {
|
|
String pubkeyShort = truncate(pubkey, 7,
|
|
omission: String.fromCharCode(0x2026),
|
|
position: TruncatePosition.end) +
|
|
truncate(pubkey, 6, omission: "", position: TruncatePosition.start);
|
|
return pubkeyShort;
|
|
}
|
|
|
|
Uint8List _int32bytes(int value) =>
|
|
Uint8List(4)..buffer.asInt32List()[0] = value;
|
|
|
|
double round(double number, [int decimal = 2]) {
|
|
return double.parse((number.toStringAsFixed(decimal)));
|
|
}
|