mirror of
https://github.com/cypherstack/stack_wallet.git
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105 lines
2.9 KiB
Dart
105 lines
2.9 KiB
Dart
/*
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* This file is part of Stack Wallet.
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*
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* Copyright (c) 2023 Cypher Stack
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* All Rights Reserved.
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* The code is distributed under GPLv3 license, see LICENSE file for details.
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* Generated by Cypher Stack on 2023-05-26
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*
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*/
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import 'dart:async';
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import 'package:isar/isar.dart';
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import 'package:stackwallet/db/isar/main_db.dart';
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import 'package:stackwallet/models/balance.dart';
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import 'package:stackwallet/services/event_bus/events/global/balance_refreshed_event.dart';
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import 'package:stackwallet/services/event_bus/global_event_bus.dart';
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import 'package:stackwallet/utilities/amount/amount.dart';
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import 'package:stackwallet/utilities/enums/coin_enum.dart';
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mixin CoinControlInterface {
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late final String _walletId;
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late final String _walletName;
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late final Coin _coin;
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late final MainDB _db;
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late final Future<int> Function() _getChainHeight;
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late final Future<void> Function(Balance) _refreshedBalanceCallback;
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void initCoinControlInterface({
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required String walletId,
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required String walletName,
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required Coin coin,
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required MainDB db,
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required Future<int> Function() getChainHeight,
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required Future<void> Function(Balance) refreshedBalanceCallback,
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}) {
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_walletId = walletId;
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_walletName = walletName;
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_coin = coin;
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_db = db;
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_getChainHeight = getChainHeight;
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_refreshedBalanceCallback = refreshedBalanceCallback;
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}
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Future<void> refreshBalance({bool notify = false}) async {
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final utxos = await _db.getUTXOs(_walletId).findAll();
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final currentChainHeight = await _getChainHeight();
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Amount satoshiBalanceTotal = Amount(
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rawValue: BigInt.zero,
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fractionDigits: _coin.decimals,
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);
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Amount satoshiBalancePending = Amount(
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rawValue: BigInt.zero,
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fractionDigits: _coin.decimals,
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);
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Amount satoshiBalanceSpendable = Amount(
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rawValue: BigInt.zero,
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fractionDigits: _coin.decimals,
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);
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Amount satoshiBalanceBlocked = Amount(
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rawValue: BigInt.zero,
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fractionDigits: _coin.decimals,
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);
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for (final utxo in utxos) {
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final utxoAmount = Amount(
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rawValue: BigInt.from(utxo.value),
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fractionDigits: _coin.decimals,
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);
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satoshiBalanceTotal += utxoAmount;
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if (utxo.isBlocked) {
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satoshiBalanceBlocked += utxoAmount;
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} else {
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if (utxo.isConfirmed(
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currentChainHeight,
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_coin.requiredConfirmations,
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)) {
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satoshiBalanceSpendable += utxoAmount;
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} else {
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satoshiBalancePending += utxoAmount;
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}
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}
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}
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final balance = Balance(
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total: satoshiBalanceTotal,
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spendable: satoshiBalanceSpendable,
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blockedTotal: satoshiBalanceBlocked,
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pendingSpendable: satoshiBalancePending,
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);
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await _refreshedBalanceCallback(balance);
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if (notify) {
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GlobalEventBus.instance.fire(
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BalanceRefreshedEvent(
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_walletId,
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),
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);
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}
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}
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}
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