stack_wallet/lib/services/exchange/exchange.dart

70 lines
2.2 KiB
Dart

import 'package:decimal/decimal.dart';
import 'package:stackwallet/models/exchange/response_objects/estimate.dart';
import 'package:stackwallet/models/exchange/response_objects/range.dart';
import 'package:stackwallet/models/exchange/response_objects/trade.dart';
import 'package:stackwallet/models/isar/exchange_cache/currency.dart';
import 'package:stackwallet/models/isar/exchange_cache/pair.dart';
import 'package:stackwallet/services/exchange/change_now/change_now_exchange.dart';
import 'package:stackwallet/services/exchange/exchange_response.dart';
import 'package:stackwallet/services/exchange/majestic_bank/majestic_bank_exchange.dart';
import 'package:stackwallet/services/exchange/simpleswap/simpleswap_exchange.dart';
abstract class Exchange {
static Exchange get defaultExchange => ChangeNowExchange.instance;
static Exchange fromName(String name) {
switch (name) {
case ChangeNowExchange.exchangeName:
return ChangeNowExchange.instance;
case SimpleSwapExchange.exchangeName:
return SimpleSwapExchange.instance;
case MajesticBankExchange.exchangeName:
return MajesticBankExchange.instance;
default:
throw ArgumentError("Unknown exchange name");
}
}
String get name;
Future<ExchangeResponse<List<Currency>>> getAllCurrencies(bool fixedRate);
Future<ExchangeResponse<List<Pair>>> getPairsFor(
String currency,
bool fixedRate,
);
Future<ExchangeResponse<List<Pair>>> getAllPairs(bool fixedRate);
Future<ExchangeResponse<Trade>> getTrade(String tradeId);
Future<ExchangeResponse<Trade>> updateTrade(Trade trade);
Future<ExchangeResponse<List<Trade>>> getTrades();
Future<ExchangeResponse<Range>> getRange(
String from,
String to,
bool fixedRate,
);
Future<ExchangeResponse<Estimate>> getEstimate(
String from,
String to,
Decimal amount,
bool fixedRate,
bool reversed,
);
Future<ExchangeResponse<Trade>> createTrade({
required String from,
required String to,
required bool fixedRate,
required Decimal amount,
required String addressTo,
String? extraId,
required String addressRefund,
required String refundExtraId,
String? rateId,
required bool reversed,
});
}