hash-wallet/lib/exchange/provider/exchange_provider.dart

import 'package:cake_wallet/exchange/exchange_provider_description.dart';
import 'package:cake_wallet/exchange/limits.dart';
import 'package:cake_wallet/exchange/trade.dart';
import 'package:cake_wallet/exchange/trade_request.dart';
import 'package:cw_core/crypto_currency.dart';

abstract class ExchangeProvider {
  ExchangeProvider();

  String get title;

  ExchangeProviderDescription get description;

  bool get isAvailable;

  bool get isEnabled;

  bool get supportsFixedRate;

  bool get supportsOnionAddress => false;

  bool get supportsMemoOrDestinationTag => true;

  @override
  String toString() => title;

  Future<Limits?> fetchLimits(
      {required CryptoCurrency from, required CryptoCurrency to, required bool isFixedRateMode});

  Future<Trade> createTrade(
      {required TradeRequest request, required bool isFixedRateMode, required bool isSendAll});

  Future<Trade> findTradeById({required String id});

  Future<double> fetchRate(
      {required CryptoCurrency from,
      required CryptoCurrency to,
      required double amount,
      required bool isFixedRateMode,
      required bool isReceiveAmount});

  Future<bool> checkIsAvailable();
}