stack_wallet/lib/providers/wallet_provider.dart
2023-05-27 00:21:16 +03:00

70 lines
2.2 KiB
Dart

/*
* This file is part of Stack Wallet.
*
* Copyright (c) 2023 Cypher Stack
* All Rights Reserved.
* The code is distributed under GPLv3 license, see LICENSE file for details.
* Generated by Cypher Stack on 2023-05-26
*
*/
import 'package:equatable/equatable.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:stackwallet/providers/db/main_db_provider.dart';
import 'package:stackwallet/providers/global/secure_store_provider.dart';
import 'package:stackwallet/services/coins/ethereum/ethereum_wallet.dart';
import 'package:stackwallet/services/coins/manager.dart';
import 'package:stackwallet/services/ethereum/ethereum_token_service.dart';
import 'package:stackwallet/services/transaction_notification_tracker.dart';
import 'package:stackwallet/utilities/logger.dart';
class ContractWalletId implements Equatable {
final String walletId;
final String tokenContractAddress;
ContractWalletId({
required this.walletId,
required this.tokenContractAddress,
});
@override
List<Object?> get props => [walletId, tokenContractAddress];
@override
bool? get stringify => true;
}
/// provide the wallet for a given wallet id
final walletProvider =
ChangeNotifierProvider.family<Manager?, String>((ref, arg) => null);
/// provide the token wallet given a contract address and eth wallet id
final tokenWalletProvider =
ChangeNotifierProvider.family<EthTokenWallet?, ContractWalletId>(
(ref, arg) {
final ethWallet =
ref.watch(walletProvider(arg.walletId).select((value) => value?.wallet))
as EthereumWallet?;
final contract =
ref.read(mainDBProvider).getEthContractSync(arg.tokenContractAddress);
if (ethWallet == null || contract == null) {
Logging.instance.log(
"Attempted to access a token wallet with walletId=${arg.walletId} where"
" contractAddress=${arg.tokenContractAddress}",
level: LogLevel.Warning,
);
return null;
}
final secureStore = ref.watch(secureStoreProvider);
return EthTokenWallet(
token: contract,
ethWallet: ethWallet,
secureStore: secureStore,
tracker: TransactionNotificationTracker(
walletId: arg.walletId,
),
);
});