mirror of
https://github.com/cake-tech/cake_wallet.git
synced 2024-12-27 05:59:38 +00:00
402 lines
11 KiB
Dart
402 lines
11 KiB
Dart
import 'package:cake_wallet/entities/fiat_api_mode.dart';
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import 'package:cake_wallet/entities/sort_balance_types.dart';
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import 'package:cake_wallet/reactions/wallet_connect.dart';
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import 'package:cw_core/transaction_history.dart';
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import 'package:cw_core/wallet_base.dart';
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import 'package:cw_core/balance.dart';
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import 'package:cw_core/crypto_currency.dart';
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import 'package:cw_core/transaction_info.dart';
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import 'package:cw_core/wallet_type.dart';
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import 'package:cake_wallet/generated/i18n.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/store/settings_store.dart';
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import 'package:cake_wallet/store/dashboard/fiat_conversion_store.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 BalanceRecord {
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const BalanceRecord(
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{required this.availableBalance,
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required this.additionalBalance,
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required this.frozenBalance,
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required this.fiatAvailableBalance,
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required this.fiatAdditionalBalance,
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required this.fiatFrozenBalance,
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required this.asset,
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required this.formattedAssetTitle});
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final String fiatAdditionalBalance;
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final String fiatAvailableBalance;
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final String fiatFrozenBalance;
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final String additionalBalance;
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final String availableBalance;
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final String frozenBalance;
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final CryptoCurrency asset;
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final String formattedAssetTitle;
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}
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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, required this.settingsStore, required this.fiatConvertationStore})
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: isReversing = false,
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isShowCard = appStore.wallet!.walletInfo.isShowIntroCakePayCard,
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wallet = appStore.wallet! {
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reaction((_) => appStore.wallet, _onWalletChange);
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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 => false;
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@observable
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bool isReversing;
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@observable
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WalletBase<Balance, TransactionHistoryBase<TransactionInfo>, TransactionInfo> wallet;
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@computed
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double get price {
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final price = fiatConvertationStore.prices[appStore.wallet!.currency];
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if (price == null) {
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// price should update on next fetch:
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return 0;
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}
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return price;
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}
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@computed
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BalanceDisplayMode get savedDisplayMode => settingsStore.balanceDisplayMode;
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@computed
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bool get isFiatDisabled => settingsStore.fiatApiMode == FiatApiMode.disabled;
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@computed
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bool get isHomeScreenSettingsEnabled => isEVMCompatibleChain(wallet.type);
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@computed
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bool get hasAccounts => wallet.type == WalletType.monero;
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@computed
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SortBalanceBy get sortBalanceBy => settingsStore.sortBalanceBy;
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@computed
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bool get pinNativeToken => settingsStore.pinNativeTokenAtTop;
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@computed
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String get asset {
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final typeFormatted = walletTypeToString(appStore.wallet!.type);
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switch (wallet.type) {
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case WalletType.haven:
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return '$typeFormatted Assets';
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default:
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return typeFormatted;
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}
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}
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@computed
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BalanceDisplayMode get displayMode {
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if (isReversing) {
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if (savedDisplayMode == BalanceDisplayMode.hiddenBalance) {
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return BalanceDisplayMode.displayableBalance;
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} else {
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return BalanceDisplayMode.hiddenBalance;
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}
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}
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return savedDisplayMode;
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}
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@computed
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String get availableBalanceLabel {
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switch (wallet.type) {
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case WalletType.monero:
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case WalletType.haven:
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case WalletType.ethereum:
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case WalletType.polygon:
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case WalletType.nano:
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case WalletType.banano:
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return S.current.xmr_available_balance;
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default:
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return S.current.confirmed;
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}
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}
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@computed
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String get additionalBalanceLabel {
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switch (wallet.type) {
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case WalletType.monero:
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case WalletType.haven:
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case WalletType.ethereum:
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case WalletType.polygon:
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return S.current.xmr_full_balance;
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case WalletType.nano:
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case WalletType.banano:
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return S.current.receivable_balance;
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case WalletType.lightning:
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return "CW-563 Max Receivable";
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default:
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return S.current.unconfirmed;
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}
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}
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@computed
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bool get hasMultiBalance => appStore.wallet!.type == WalletType.haven;
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@computed
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String get availableBalance {
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final walletBalance = _walletBalance;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return walletBalance.formattedAvailableBalance;
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}
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@computed
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String get frozenBalance {
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final walletBalance = _walletBalance;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return getFormattedFrozenBalance(walletBalance);
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}
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@computed
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String get frozenFiatBalance {
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final walletBalance = _walletBalance;
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final fiatCurrency = settingsStore.fiatCurrency;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return _getFiatBalance(price: price, cryptoAmount: getFormattedFrozenBalance(walletBalance)) +
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' ${fiatCurrency.toString()}';
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}
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@computed
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String get additionalBalance {
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final walletBalance = _walletBalance;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return walletBalance.formattedAdditionalBalance;
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}
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@computed
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String get availableFiatBalance {
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final walletBalance = _walletBalance;
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final fiatCurrency = settingsStore.fiatCurrency;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return _getFiatBalance(price: price, cryptoAmount: walletBalance.formattedAvailableBalance) +
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' ${fiatCurrency.toString()}';
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}
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@computed
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String get additionalFiatBalance {
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final walletBalance = _walletBalance;
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final fiatCurrency = settingsStore.fiatCurrency;
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return '---';
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}
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return _getFiatBalance(price: price, cryptoAmount: walletBalance.formattedAdditionalBalance) +
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' ${fiatCurrency.toString()}';
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}
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@computed
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Map<CryptoCurrency, BalanceRecord> get balances {
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return wallet.balance.map((key, value) {
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if (displayMode == BalanceDisplayMode.hiddenBalance) {
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return MapEntry(
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key,
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BalanceRecord(
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availableBalance: '---',
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additionalBalance: '---',
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frozenBalance: '---',
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fiatAdditionalBalance: isFiatDisabled ? '' : '---',
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fiatAvailableBalance: isFiatDisabled ? '' : '---',
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fiatFrozenBalance: isFiatDisabled ? '' : '---',
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asset: key,
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formattedAssetTitle: _formatterAsset(key)));
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}
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final fiatCurrency = settingsStore.fiatCurrency;
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final price = fiatConvertationStore.prices[key] ?? 0;
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// if (price == null) {
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// throw Exception('Price is null for: $key');
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// }
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final additionalFiatBalance = isFiatDisabled
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? ''
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: (fiatCurrency.toString() +
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' ' +
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_getFiatBalance(price: price, cryptoAmount: value.formattedAdditionalBalance));
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final availableFiatBalance = isFiatDisabled
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? ''
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: (fiatCurrency.toString() +
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' ' +
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_getFiatBalance(price: price, cryptoAmount: value.formattedAvailableBalance));
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final frozenFiatBalance = isFiatDisabled
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? ''
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: (fiatCurrency.toString() +
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' ' +
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_getFiatBalance(price: price, cryptoAmount: getFormattedFrozenBalance(value)));
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return MapEntry(
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key,
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BalanceRecord(
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availableBalance: value.formattedAvailableBalance,
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additionalBalance: value.formattedAdditionalBalance,
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frozenBalance: getFormattedFrozenBalance(value),
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fiatAdditionalBalance: additionalFiatBalance,
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fiatAvailableBalance: availableFiatBalance,
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fiatFrozenBalance: frozenFiatBalance,
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asset: key,
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formattedAssetTitle: _formatterAsset(key)));
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});
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}
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@computed
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bool get hasAdditionalBalance => !isEVMCompatibleChain(wallet.type);
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@computed
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List<BalanceRecord> get formattedBalances {
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final balance = balances.values.toList();
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balance.sort((BalanceRecord a, BalanceRecord b) {
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if (wallet.currency == CryptoCurrency.xhv) {
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if (b.asset == CryptoCurrency.xhv) {
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return 1;
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}
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if (b.asset == CryptoCurrency.xusd) {
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if (a.asset == CryptoCurrency.xhv) {
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return -1;
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}
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return 1;
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}
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if (b.asset == CryptoCurrency.xbtc) {
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return 1;
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}
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if (b.asset == CryptoCurrency.xeur) {
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return 1;
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}
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return 0;
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}
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if (pinNativeToken) {
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if (b.asset == wallet.currency) return 1;
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if (a.asset == wallet.currency) return -1;
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}
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switch (sortBalanceBy) {
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case SortBalanceBy.FiatBalance:
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final aFiatBalance = _getFiatBalance(
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price: fiatConvertationStore.prices[a.asset] ?? 0, cryptoAmount: a.availableBalance);
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final bFiatBalance = _getFiatBalance(
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price: fiatConvertationStore.prices[b.asset] ?? 0, cryptoAmount: b.availableBalance);
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return (double.tryParse(bFiatBalance) ?? 0)
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.compareTo((double.tryParse(aFiatBalance)) ?? 0);
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case SortBalanceBy.GrossBalance:
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return (double.tryParse(b.availableBalance) ?? 0)
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.compareTo(double.tryParse(a.availableBalance) ?? 0);
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case SortBalanceBy.Alphabetical:
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return a.asset.title.compareTo(b.asset.title);
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}
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});
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return balance;
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}
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@computed
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Balance get _walletBalance {
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final balance = wallet.balance[wallet.currency];
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if (balance == null) {
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throw Exception('No balance for ${wallet.currency}');
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}
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return balance;
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}
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@computed
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CryptoCurrency get currency => appStore.wallet!.currency;
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@observable
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bool isShowCard;
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ReactionDisposer? _onCurrentWalletChangeReaction;
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@action
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void _onWalletChange(
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WalletBase<Balance, TransactionHistoryBase<TransactionInfo>, TransactionInfo>? wallet) {
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if (wallet == null) {
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return;
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}
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this.wallet = wallet;
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_onCurrentWalletChangeReaction?.reaction.dispose();
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isShowCard = wallet.walletInfo.isShowIntroCakePayCard;
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}
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@action
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Future<void> disableIntroCakePayCard() async {
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const cardDisplayStatus = false;
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wallet.walletInfo.showIntroCakePayCard = cardDisplayStatus;
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await wallet.walletInfo.save();
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isShowCard = cardDisplayStatus;
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}
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String _getFiatBalance({required double price, String? cryptoAmount}) {
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if (cryptoAmount == null || cryptoAmount.isEmpty || double.tryParse(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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String _formatterAsset(CryptoCurrency asset) {
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switch (wallet.type) {
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case WalletType.haven:
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final assetStringified = asset.toString();
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if (asset != CryptoCurrency.xhv && assetStringified[0].toUpperCase() == 'X') {
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return assetStringified.replaceFirst('X', 'x');
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}
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return asset.toString();
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default:
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return asset.toString();
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}
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}
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String getFormattedFrozenBalance(Balance walletBalance) =>
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walletBalance.formattedUnAvailableBalance;
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}
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