mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-09-30 10:21:17 +00:00
349 lines
9.9 KiB
Dart
349 lines
9.9 KiB
Dart
/*
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* This file is part of Stack Wallet.
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*
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* Copyright (c) 2023 Cypher Stack
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* All Rights Reserved.
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* The code is distributed under GPLv3 license, see LICENSE file for details.
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* Generated by Cypher Stack on 2023-05-26
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*
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*/
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import 'dart:convert';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_native_splash/cli_commands.dart';
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import 'package:http/http.dart' as http;
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import 'package:stackwallet/exceptions/exchange/exchange_exception.dart';
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import 'package:stackwallet/services/exchange/exchange_response.dart';
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import 'package:stackwallet/services/exchange/trocador/response_objects/trocador_coin.dart';
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import 'package:stackwallet/services/exchange/trocador/response_objects/trocador_rate.dart';
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import 'package:stackwallet/services/exchange/trocador/response_objects/trocador_trade.dart';
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import 'package:stackwallet/services/exchange/trocador/response_objects/trocador_trade_new.dart';
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import 'package:stackwallet/utilities/logger.dart';
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const kTrocadorApiKey = "8rFqf7QLxX1mUBiNPEMaLUpV2biz6n";
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const kTrocadorRefCode = "9eHm9BkQfS";
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abstract class TrocadorAPI {
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static const String authority = "trocador.app";
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static const String onionAuthority =
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"trocadorfyhlu27aefre5u7zri66gudtzdyelymftvr4yjwcxhfaqsid.onion";
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static const String markup = "1";
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static const String minKYCRating = "C";
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static Uri _buildUri({
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required String method,
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required bool isOnion,
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Map<String, String>? params,
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}) {
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return isOnion
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? Uri.http(onionAuthority, "api/$method", params)
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: Uri.https(authority, "api/$method", params);
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}
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static Future<dynamic> _makeGetRequest(Uri uri) async {
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int code = -1;
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try {
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debugPrint("URI: $uri");
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final response = await http.get(
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uri,
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headers: {'Content-Type': 'application/json'},
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);
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code = response.statusCode;
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debugPrint("CODE: $code");
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debugPrint("BODY: ${response.body}");
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final json = jsonDecode(response.body);
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return json;
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} catch (e, s) {
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Logging.instance.log(
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"_makeRequest($uri) HTTP:$code threw: $e\n$s",
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level: LogLevel.Error,
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);
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rethrow;
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}
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}
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/// fetch all supported coins
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static Future<ExchangeResponse<List<TrocadorCoin>>> getCoins({
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required bool isOnion,
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}) async {
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final uri = _buildUri(
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isOnion: isOnion,
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method: "coins",
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params: {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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},
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);
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try {
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final json = await _makeGetRequest(uri);
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if (json is List) {
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final list = List<Map<String, dynamic>>.from(json);
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final List<TrocadorCoin> coins = list
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.map(
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(e) => TrocadorCoin.fromMap(e),
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)
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.toList();
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return ExchangeResponse(value: coins);
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} else {
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throw Exception("unexpected json: $json");
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}
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} catch (e, s) {
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Logging.instance.log("getCoins exception: $e\n$s", level: LogLevel.Error);
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return ExchangeResponse(
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exception: ExchangeException(
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e.toString(),
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ExchangeExceptionType.generic,
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),
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);
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}
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}
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/// get trade info
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static Future<ExchangeResponse<TrocadorTrade>> getTrade({
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required bool isOnion,
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required String tradeId,
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}) async {
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final uri = _buildUri(
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isOnion: isOnion,
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method: "trade",
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params: {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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"id": tradeId,
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},
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);
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try {
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final json = await _makeGetRequest(uri);
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final map = Map<String, dynamic>.from((json as List).first as Map);
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return ExchangeResponse(value: TrocadorTrade.fromMap(map));
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} catch (e, s) {
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Logging.instance.log("getTrade exception: $e\n$s", level: LogLevel.Error);
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return ExchangeResponse(
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exception: ExchangeException(
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e.toString(),
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ExchangeExceptionType.generic,
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),
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);
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}
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}
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/// get standard/floating rate
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static Future<ExchangeResponse<TrocadorRate>> getNewStandardRate({
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required bool isOnion,
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required String fromTicker,
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required String fromNetwork,
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required String toTicker,
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required String toNetwork,
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required String fromAmount,
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}) async {
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final params = {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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"ticker_from": fromTicker.toLowerCase(),
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"network_from": fromNetwork,
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"ticker_to": toTicker.toLowerCase(),
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"network_to": toNetwork,
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"amount_from": fromAmount,
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"payment": "false",
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"min_kycrating": minKYCRating,
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"markup": markup,
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};
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return await _getNewRate(isOnion: isOnion, params: params);
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}
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/// get fixed rate/payment rate
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static Future<ExchangeResponse<TrocadorRate>> getNewPaymentRate({
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required bool isOnion,
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required String fromTicker,
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required String fromNetwork,
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required String toTicker,
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required String toNetwork,
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required String toAmount,
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}) async {
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final params = {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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"ticker_from": fromTicker.toLowerCase(),
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"network_from": fromNetwork,
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"ticker_to": toTicker.toLowerCase(),
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"network_to": toNetwork,
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"amount_to": toAmount,
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"payment": "true",
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"min_kycrating": minKYCRating,
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"markup": markup,
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};
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return await _getNewRate(isOnion: isOnion, params: params);
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}
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static Future<ExchangeResponse<TrocadorRate>> _getNewRate({
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required bool isOnion,
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required Map<String, String> params,
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}) async {
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final uri = _buildUri(
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isOnion: isOnion,
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method: "new_rate",
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params: params,
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);
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try {
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final json = await _makeGetRequest(uri);
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final map = Map<String, dynamic>.from(json as Map);
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return ExchangeResponse(value: TrocadorRate.fromMap(map));
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} catch (e, s) {
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Logging.instance
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.log("getNewRate exception: $e\n$s", level: LogLevel.Error);
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return ExchangeResponse(
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exception: ExchangeException(
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e.toString(),
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ExchangeExceptionType.generic,
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),
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);
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}
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}
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/// create new floating rate/standard trade
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static Future<ExchangeResponse<TrocadorTradeNew>> createNewStandardRateTrade({
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required bool isOnion,
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required String? rateId,
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required String fromTicker,
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required String fromNetwork,
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required String toTicker,
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required String toNetwork,
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required String fromAmount,
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required String receivingAddress,
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required String? receivingMemo,
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required String refundAddress,
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required String? refundMemo,
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required String exchangeProvider,
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required bool isFixedRate,
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}) async {
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final Map<String, String> params = {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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"ticker_from": fromTicker.toLowerCase(),
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"network_from": fromNetwork,
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"ticker_to": toTicker.toLowerCase(),
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"network_to": toNetwork,
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"amount_from": fromAmount,
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"address": receivingAddress,
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"address_memo": receivingMemo ?? "0",
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"refund": refundAddress,
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"refund_memo": refundMemo ?? "0",
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"provider": exchangeProvider,
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"fixed": isFixedRate.toString().capitalize(),
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"payment": "False",
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"min_kycrating": minKYCRating,
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"markup": markup,
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};
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if (rateId != null) {
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params["id"] = rateId;
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}
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return await _getNewTrade(isOnion: isOnion, params: params);
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}
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static Future<ExchangeResponse<TrocadorTradeNew>> createNewPaymentRateTrade({
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required bool isOnion,
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required String? rateId,
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required String fromTicker,
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required String fromNetwork,
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required String toTicker,
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required String toNetwork,
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required String toAmount,
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required String receivingAddress,
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required String? receivingMemo,
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required String refundAddress,
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required String? refundMemo,
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required String exchangeProvider,
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required bool isFixedRate,
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}) async {
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final params = {
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"api_key": kTrocadorApiKey,
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"ref": kTrocadorRefCode,
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"ticker_from": fromTicker.toLowerCase(),
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"network_from": fromNetwork,
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"ticker_to": toTicker.toLowerCase(),
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"network_to": toNetwork,
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"amount_to": toAmount,
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"address": receivingAddress,
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"address_memo": receivingMemo ?? "0",
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"refund": refundAddress,
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"refund_memo": refundMemo ?? "0",
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"provider": exchangeProvider,
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"fixed": isFixedRate.toString().capitalize(),
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"payment": "True",
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"min_kycrating": minKYCRating,
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"markup": markup,
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};
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if (rateId != null) {
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params["id"] = rateId;
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}
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return await _getNewTrade(isOnion: isOnion, params: params);
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}
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static Future<ExchangeResponse<TrocadorTradeNew>> _getNewTrade({
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required bool isOnion,
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required Map<String, String> params,
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}) async {
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final uri = _buildUri(
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isOnion: isOnion,
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method: "new_trade",
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params: params,
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);
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try {
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final json = await _makeGetRequest(uri);
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final map = Map<String, dynamic>.from(json as Map);
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try {
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return ExchangeResponse(value: TrocadorTradeNew.fromMap(map));
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} catch (e, s) {
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String error = map["error"] as String? ?? json.toString();
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if (error ==
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"trade could not be generated, some unknown error happened") {
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error =
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"This trade couldn't be completed. Please select another provider.";
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}
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Logging.instance.log(
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"_getNewTrade failed to parse response: $json\n$e\n$s",
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level: LogLevel.Error,
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);
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return ExchangeResponse(
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exception: ExchangeException(
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error,
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ExchangeExceptionType.serializeResponseError,
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),
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);
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}
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} catch (e, s) {
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Logging.instance.log(
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"_getNewTrade exception: $e\n$s",
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level: LogLevel.Error,
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);
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return ExchangeResponse(
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exception: ExchangeException(
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e.toString(),
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ExchangeExceptionType.generic,
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),
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);
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}
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}
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}
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