cake_wallet/cw_bitcoin/lib/litecoin_wallet.dart

import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
import 'package:cw_bitcoin/bitcoin_transaction_priority.dart';
import 'package:cw_bitcoin/electrum_transaction_history.dart';
import 'package:cw_core/crypto_currency.dart';
import 'package:cw_core/unspent_coins_info.dart';
import 'package:cw_bitcoin/litecoin_wallet_addresses.dart';
import 'package:cw_core/transaction_priority.dart';
import 'package:flutter/foundation.dart';
import 'package:hive/hive.dart';
import 'package:mobx/mobx.dart';
import 'package:cw_core/wallet_info.dart';
import 'package:cw_bitcoin/electrum_wallet_snapshot.dart';
import 'package:cw_bitcoin/electrum_wallet.dart';
import 'package:cw_bitcoin/bitcoin_address_record.dart';
import 'package:cw_bitcoin/electrum_balance.dart';
import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;

part 'litecoin_wallet.g.dart';

class LitecoinWallet = LitecoinWalletBase with _$LitecoinWallet;

abstract class LitecoinWalletBase extends ElectrumWallet with Store {
  LitecoinWalletBase({
    required super.mnemonic,
    required super.password,
    required super.walletInfo,
    required super.unspentCoinsInfo,
    required Uint8List seedBytes,
    List<BitcoinAddressRecord>? initialAddresses,
    ElectrumBalance? initialBalance,
    int initialRegularAddressIndex = 0,
    int initialChangeAddressIndex = 0,
  }) : super(
            networkType: bitcoin.bitcoin,
            initialAddresses: initialAddresses,
            initialBalance: initialBalance,
            seedBytes: seedBytes,
            currency: CryptoCurrency.btc,
            transactionHistory:
                ElectrumTransactionHistory(walletInfo: walletInfo, password: password)) {
    walletAddresses = LitecoinWalletAddresses(
      walletInfo,
      transactionHistory: super.transactionHistory,
      initialAddresses: initialAddresses,
      initialRegularAddressIndex: initialRegularAddressIndex,
      initialChangeAddressIndex: initialChangeAddressIndex,
      mainHd: hd,
      sideHd: bitcoin.HDWallet.fromSeed(seedBytes, network: networkType).derivePath("m/0'/1"),
      networkType: networkType,
    );
  }

  static Future<LitecoinWallet> create(
      {required String mnemonic,
      required String password,
      required WalletInfo walletInfo,
      required Box<UnspentCoinsInfo> unspentCoinsInfo,
      List<BitcoinAddressRecord>? initialAddresses,
      ElectrumBalance? initialBalance,
      int initialRegularAddressIndex = 0,
      int initialChangeAddressIndex = 0}) async {
    return LitecoinWallet(
        mnemonic: mnemonic,
        password: password,
        walletInfo: walletInfo,
        unspentCoinsInfo: unspentCoinsInfo,
        initialAddresses: initialAddresses,
        initialBalance: initialBalance,
        seedBytes: await mnemonicToSeedBytes(mnemonic),
        initialRegularAddressIndex: initialRegularAddressIndex,
        initialChangeAddressIndex: initialChangeAddressIndex);
  }

  static Future<LitecoinWallet> open({
    required String name,
    required WalletInfo walletInfo,
    required Box<UnspentCoinsInfo> unspentCoinsInfo,
    required String password,
  }) async {
    final snp = await ElectrumWalletSnapshot.load(name, walletInfo.type, password);
    return LitecoinWallet(
        mnemonic: snp.mnemonic,
        password: password,
        walletInfo: walletInfo,
        unspentCoinsInfo: unspentCoinsInfo,
        initialAddresses: snp.addresses,
        initialBalance: snp.balance,
        seedBytes: await mnemonicToSeedBytes(snp.mnemonic),
        initialRegularAddressIndex: snp.regularAddressIndex,
        initialChangeAddressIndex: snp.changeAddressIndex);
  }

  @override
  int feeRate(TransactionPriority priority) {
    if (priority is LitecoinTransactionPriority) {
      switch (priority) {
        case LitecoinTransactionPriority.slow:
          return 1;
        case LitecoinTransactionPriority.medium:
          return 2;
        case LitecoinTransactionPriority.fast:
          return 3;
      }
    }

    return 0;
  }
}