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

import 'package:cake_wallet/exchange/exchange_pair.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({required this.pairList});

  String get title;

  List<ExchangePair> pairList;

  ExchangeProviderDescription get description;

  bool get isAvailable;

  bool get isEnabled;

  bool get supportsFixedRate;

  bool get supportsOnionAddress => false;

  @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();
}