cake_wallet/cw_monero/lib/monero_subaddress_list.dart

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import 'package:flutter/services.dart';
import 'package:mobx/mobx.dart';
import 'package:cw_monero/api/coins_info.dart';
import 'package:cw_monero/api/subaddress_list.dart' as subaddress_list;
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import 'package:cw_core/subaddress.dart';
part 'monero_subaddress_list.g.dart';
class MoneroSubaddressList = MoneroSubaddressListBase with _$MoneroSubaddressList;
abstract class MoneroSubaddressListBase with Store {
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MoneroSubaddressListBase()
: _isRefreshing = false,
_isUpdating = false,
subaddresses = ObservableList<Subaddress>();
final List<String> _usedAddresses = [];
@observable
ObservableList<Subaddress> subaddresses;
bool _isRefreshing;
bool _isUpdating;
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void update({required int accountIndex}) {
refreshCoins(accountIndex);
if (_isUpdating) {
return;
}
try {
_isUpdating = true;
refresh(accountIndex: accountIndex);
subaddresses.clear();
subaddresses.addAll(getAll());
_isUpdating = false;
} catch (e) {
_isUpdating = false;
rethrow;
}
}
List<Subaddress> getAll() {
var subaddresses = subaddress_list.getAllSubaddresses();
if (subaddresses.length > 2) {
final primary = subaddresses.first;
final rest = subaddresses.sublist(1).reversed;
subaddresses = [primary] + rest.toList();
}
return subaddresses.map((subaddressRow) {
final hasDefaultAddressName =
subaddressRow.getLabel().toLowerCase() == 'Primary account'.toLowerCase() ||
subaddressRow.getLabel().toLowerCase() == 'Untitled account'.toLowerCase();
final isPrimaryAddress = subaddressRow.getId() == 0 && hasDefaultAddressName;
return Subaddress(
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id: subaddressRow.getId(),
address: subaddressRow.getAddress(),
label: isPrimaryAddress
? 'Primary address'
: hasDefaultAddressName
? ''
: subaddressRow.getLabel());
}).toList();
}
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Future<void> addSubaddress({required int accountIndex, required String label}) async {
await subaddress_list.addSubaddress(accountIndex: accountIndex, label: label);
update(accountIndex: accountIndex);
}
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Future<void> setLabelSubaddress(
{required int accountIndex, required int addressIndex, required String label}) async {
await subaddress_list.setLabelForSubaddress(
accountIndex: accountIndex, addressIndex: addressIndex, label: label);
update(accountIndex: accountIndex);
}
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void refresh({required int accountIndex}) {
if (_isRefreshing) {
return;
}
try {
_isRefreshing = true;
subaddress_list.refreshSubaddresses(accountIndex: accountIndex);
_isRefreshing = false;
} on PlatformException catch (e) {
_isRefreshing = false;
print(e);
rethrow;
}
}
Future<void> updateWithAutoGenerate({
required int accountIndex,
required String defaultLabel,
required List<String> usedAddresses,
}) async {
_usedAddresses.addAll(usedAddresses);
if (_isUpdating) {
return;
}
try {
_isUpdating = true;
refresh(accountIndex: accountIndex);
subaddresses.clear();
final newSubAddresses =
await _getAllUnusedAddresses(accountIndex: accountIndex, label: defaultLabel);
subaddresses.addAll(newSubAddresses);
} catch (e) {
rethrow;
} finally {
_isUpdating = false;
}
}
Future<List<Subaddress>> _getAllUnusedAddresses(
{required int accountIndex, required String label}) async {
final allAddresses = subaddress_list.getAllSubaddresses();
if (allAddresses.isEmpty || _usedAddresses.contains(allAddresses.last.getAddress())) {
final isAddressUnused = await _newSubaddress(accountIndex: accountIndex, label: label);
if (!isAddressUnused) {
return await _getAllUnusedAddresses(accountIndex: accountIndex, label: label);
}
}
return allAddresses
.map((subaddressRow) => Subaddress(
id: subaddressRow.getId(),
address: subaddressRow.getAddress(),
label: subaddressRow.getId() == 0 &&
subaddressRow.getLabel().toLowerCase() == 'Primary account'.toLowerCase()
? 'Primary address'
: subaddressRow.getLabel()))
.toList();
}
Future<bool> _newSubaddress({required int accountIndex, required String label}) async {
await subaddress_list.addSubaddress(accountIndex: accountIndex, label: label);
return subaddress_list
.getAllSubaddresses()
.where((subaddressRow) => !_usedAddresses.contains(subaddressRow.getAddress()))
.isNotEmpty;
}
}