mirror of
https://github.com/cake-tech/cake_wallet.git
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6f386a1efe
# Conflicts: # lib/store/settings_store.dart # lib/view_model/dashboard/balance_view_model.dart
156 lines
No EOL
4.3 KiB
Dart
156 lines
No EOL
4.3 KiB
Dart
import 'package:cake_wallet/bitcoin/bitcoin_wallet.dart';
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import 'package:cake_wallet/core/wallet_base.dart';
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import 'package:cake_wallet/entities/crypto_currency.dart';
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import 'package:cake_wallet/monero/monero_balance.dart';
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import 'package:cake_wallet/monero/monero_wallet.dart';
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import 'package:cake_wallet/entities/balance_display_mode.dart';
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import 'package:cake_wallet/entities/calculate_fiat_amount.dart';
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import 'package:cake_wallet/store/app_store.dart';
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import 'package:cake_wallet/view_model/dashboard/wallet_balance.dart';
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import 'package:cake_wallet/store/settings_store.dart';
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import 'package:cake_wallet/store/dashboard/fiat_conversion_store.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:mobx/mobx.dart';
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part 'balance_view_model.g.dart';
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class BalanceViewModel = BalanceViewModelBase with _$BalanceViewModel;
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abstract class BalanceViewModelBase with Store {
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BalanceViewModelBase(
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{@required this.appStore,
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@required this.settingsStore,
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@required this.fiatConvertationStore}){
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isReversing = false;
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wallet ??= appStore.wallet;
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_reaction = reaction((_) => appStore.wallet, _onWalletChange);
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final _wallet = wallet;
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if (_wallet is MoneroWallet) {
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moneroBalance = _wallet.balance;
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_onMoneroBalanceChangeReaction = reaction((_) => _wallet.balance,
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(MoneroBalance balance) => moneroBalance = balance);
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}
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}
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final AppStore appStore;
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final SettingsStore settingsStore;
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final FiatConversionStore fiatConvertationStore;
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bool get canReverse =>
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(appStore.wallet.balance.availableModes as List).length > 1;
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@observable
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bool isReversing;
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@observable
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MoneroBalance moneroBalance;
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@observable
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WalletBase wallet;
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@computed
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double get price => fiatConvertationStore.prices[appStore.wallet.currency];
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@computed
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BalanceDisplayMode get savedDisplayMode => settingsStore.balanceDisplayMode;
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@computed
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BalanceDisplayMode get displayMode => isReversing
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? (savedDisplayMode == BalanceDisplayMode.availableBalance
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? BalanceDisplayMode.fullBalance
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: BalanceDisplayMode.availableBalance)
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: savedDisplayMode;
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@computed
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String get cryptoBalance {
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final walletBalance = _walletBalance;
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var balance = '---';
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if (displayMode == BalanceDisplayMode.availableBalance) {
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balance = walletBalance.unlockedBalance ?? '0.0';
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}
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if (displayMode == BalanceDisplayMode.fullBalance) {
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balance = walletBalance.totalBalance ?? '0.0';
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}
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return balance;
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}
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@computed
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String get fiatBalance {
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final walletBalance = _walletBalance;
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final fiatCurrency = settingsStore.fiatCurrency;
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var balance = '---';
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final totalBalance =
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_getFiatBalance(price: price, cryptoAmount: walletBalance.totalBalance);
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final unlockedBalance = _getFiatBalance(
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price: price, cryptoAmount: walletBalance.unlockedBalance);
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if (displayMode == BalanceDisplayMode.availableBalance) {
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balance = fiatCurrency.toString() + ' ' + unlockedBalance ?? '0.00';
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}
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if (displayMode == BalanceDisplayMode.fullBalance) {
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balance = fiatCurrency.toString() + ' ' + totalBalance ?? '0.00';
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}
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return balance;
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}
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@computed
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WalletBalance get _walletBalance {
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final _wallet = wallet;
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if (_wallet is MoneroWallet) {
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return WalletBalance(
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unlockedBalance: moneroBalance.formattedUnlockedBalance,
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totalBalance: moneroBalance.formattedFullBalance);
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}
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if (_wallet is BitcoinWallet) {
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return WalletBalance(
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unlockedBalance: _wallet.balance.availableBalanceFormatted,
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totalBalance: _wallet.balance.totalFormatted);
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}
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return null;
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}
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@computed
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CryptoCurrency get currency => appStore.wallet.currency;
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@action
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void _onWalletChange(WalletBase wallet) {
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this.wallet = wallet;
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if (wallet is MoneroWallet) {
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moneroBalance = wallet.balance;
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_onMoneroBalanceChangeReaction?.reaction?.dispose();
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_onMoneroBalanceChangeReaction = reaction((_) => wallet.balance,
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(MoneroBalance balance) => moneroBalance = balance);
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}
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}
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ReactionDisposer _onMoneroBalanceChangeReaction;
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ReactionDisposer _reaction;
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String _getFiatBalance({double price, String cryptoAmount}) {
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if (cryptoAmount == null) {
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return '0.00';
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}
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return calculateFiatAmount(price: price, cryptoAmount: cryptoAmount);
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}
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} |