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litecoin crypto currency
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julian
parent
1121949f56
commit
611237ecdf
1 changed files with 214 additions and 0 deletions
214
lib/wallets/crypto_currency/coins/litecoin.dart
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214
lib/wallets/crypto_currency/coins/litecoin.dart
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import 'package:coinlib_flutter/coinlib_flutter.dart' as coinlib;
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import 'package:stackwallet/models/isar/models/blockchain_data/address.dart';
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import 'package:stackwallet/models/node_model.dart';
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import 'package:stackwallet/utilities/amount/amount.dart';
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import 'package:stackwallet/utilities/default_nodes.dart';
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import 'package:stackwallet/utilities/enums/coin_enum.dart';
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import 'package:stackwallet/utilities/enums/derive_path_type_enum.dart';
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import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
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import 'package:stackwallet/wallets/crypto_currency/intermediate/bip39_hd_currency.dart';
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class Litecoin extends Bip39HDCurrency {
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Litecoin(super.network) {
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switch (network) {
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case CryptoCurrencyNetwork.main:
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coin = Coin.litecoin;
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case CryptoCurrencyNetwork.test:
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coin = Coin.litecoinTestNet;
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default:
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throw Exception("Unsupported network: $network");
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}
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}
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@override
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// change this to change the number of confirms a tx needs in order to show as confirmed
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int get minConfirms => 1;
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@override
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List<DerivePathType> get supportedDerivationPathTypes => [
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DerivePathType.bip44,
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// DerivePathType.bip49,
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DerivePathType.bip84,
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];
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@override
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String get genesisHash {
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switch (network) {
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case CryptoCurrencyNetwork.main:
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return "12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2";
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case CryptoCurrencyNetwork.test:
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return "4966625a4b2851d9fdee139e56211a0d88575f59ed816ff5e6a63deb4e3e29a0";
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default:
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throw Exception("Unsupported network: $network");
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}
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}
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@override
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Amount get dustLimit => Amount(
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rawValue: BigInt.from(294),
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fractionDigits: fractionDigits,
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);
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Amount get dustLimitP2PKH => Amount(
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rawValue: BigInt.from(546),
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fractionDigits: fractionDigits,
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);
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@override
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coinlib.NetworkParams get networkParams {
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switch (network) {
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case CryptoCurrencyNetwork.main:
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return const coinlib.NetworkParams(
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wifPrefix: 0xb0,
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p2pkhPrefix: 0x30,
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p2shPrefix: 0x32,
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privHDPrefix: 0x0488ade4,
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pubHDPrefix: 0x0488b21e,
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bech32Hrp: "ltc",
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messagePrefix: '\x19Litecoin Signed Message:\n',
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);
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case CryptoCurrencyNetwork.test:
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return const coinlib.NetworkParams(
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wifPrefix: 0xef,
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p2pkhPrefix: 0x6f,
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p2shPrefix: 0x3a,
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privHDPrefix: 0x04358394,
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pubHDPrefix: 0x043587cf,
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bech32Hrp: "tltc",
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messagePrefix: "\x19Litecoin Signed Message:\n",
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);
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default:
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throw Exception("Unsupported network: $network");
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}
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}
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@override
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String constructDerivePath({
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required DerivePathType derivePathType,
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int account = 0,
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required int chain,
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required int index,
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}) {
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String coinType;
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switch (networkParams.wifPrefix) {
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case 0xb0: // ltc mainnet wif
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coinType = "2"; // ltc mainnet
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break;
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case 0xef: // ltc testnet wif
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coinType = "1"; // ltc testnet
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break;
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default:
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throw Exception("Invalid Bitcoin network wif used!");
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}
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final int purpose;
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switch (derivePathType) {
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case DerivePathType.bip44:
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purpose = 44;
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break;
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// case DerivePathType.bip49:
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// purpose = 49;
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// break;
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case DerivePathType.bip84:
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purpose = 84;
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break;
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default:
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throw Exception("DerivePathType $derivePathType not supported");
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}
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return "m/$purpose'/$coinType'/$account'/$chain/$index";
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}
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@override
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({coinlib.Address address, AddressType addressType}) getAddressForPublicKey({
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required coinlib.ECPublicKey publicKey,
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required DerivePathType derivePathType,
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}) {
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switch (derivePathType) {
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case DerivePathType.bip44:
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final addr = coinlib.P2PKHAddress.fromPublicKey(
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publicKey,
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version: networkParams.p2pkhPrefix,
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);
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return (address: addr, addressType: AddressType.p2pkh);
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// case DerivePathType.bip49:
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// // addressString = P2SH(
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// // data: PaymentData(
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// // redeem: P2WPKH(data: data, network: _network).data),
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// // network: _network)
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// // .data
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// // .address!;
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//
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// // todo ?????????????????? Does not match with current BTC
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// final adr = coinlib.P2WPKHAddress.fromPublicKey(
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// publicKey,
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// hrp: networkParams.bech32Hrp,
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// );
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// final addr = coinlib.P2SHAddress.fromHash(
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// adr.program.pkHash,
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// version: networkParams.p2shPrefix,
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// );
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//
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// // TODO ??????????????
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// return (address: addr, addressType: AddressType.p2sh);
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case DerivePathType.bip84:
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final addr = coinlib.P2WPKHAddress.fromPublicKey(
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publicKey,
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hrp: networkParams.bech32Hrp,
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);
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return (address: addr, addressType: AddressType.p2wpkh);
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default:
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throw Exception("DerivePathType $derivePathType not supported");
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}
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}
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@override
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bool validateAddress(String address) {
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try {
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coinlib.Address.fromString(address, networkParams);
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return true;
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} catch (_) {
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return false;
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}
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}
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@override
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NodeModel get defaultNode {
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switch (network) {
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case CryptoCurrencyNetwork.main:
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return NodeModel(
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host: "litecoin.stackwallet.com",
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port: 20063,
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name: DefaultNodes.defaultName,
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id: DefaultNodes.buildId(Coin.litecoin),
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useSSL: true,
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enabled: true,
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coinName: Coin.litecoin.name,
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isFailover: true,
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isDown: false,
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);
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case CryptoCurrencyNetwork.test:
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return NodeModel(
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host: "litecoin.stackwallet.com",
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port: 51002,
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name: DefaultNodes.defaultName,
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id: DefaultNodes.buildId(Coin.litecoinTestNet),
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useSSL: true,
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enabled: true,
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coinName: Coin.litecoinTestNet.name,
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isFailover: true,
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isDown: false,
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);
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default:
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throw UnimplementedError();
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}
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}
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}
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