hector-rubic-sdk
Version:
Simplify dApp creation
223 lines • 14.2 kB
JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RubicCrossChainTradeProvider = void 0;
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var rubic_cross_chain_contracts_1 = require("./constants/rubic-cross-chain-contracts");
var rubic_cross_chain_supported_blockchains_1 = require("./constants/rubic-cross-chain-supported-blockchains");
var common_1 = require("../../../../common");
var features_1 = require("../../..");
var price_token_1 = require("../../../../core/blockchain/tokens/price-token");
var price_token_amount_1 = require("../../../../core/blockchain/tokens/price-token-amount");
var rubic_cross_chain_trade_1 = require("./rubic-cross-chain-trade");
var rubic_direct_cross_chain_contract_trade_1 = require("./rubic-cross-chain-contract-trade/rubic-direct-cross-chain-contract-trade/rubic-direct-cross-chain-contract-trade");
var rubic_it_cross_chain_contract_trade_1 = require("./rubic-cross-chain-contract-trade/rubic-it-cross-chain-contract-trade/rubic-it-cross-chain-contract-trade");
var celer_rubic_cross_chain_trade_provider_1 = require("../common/celer-rubic/celer-rubic-cross-chain-trade-provider");
var RubicCrossChainTradeProvider = /** @class */ (function (_super) {
__extends(RubicCrossChainTradeProvider, _super);
function RubicCrossChainTradeProvider() {
var _this = _super.call(this) || this;
_this.type = features_1.CROSS_CHAIN_TRADE_TYPE.RUBIC;
_this.contracts = rubic_cross_chain_contracts_1.getRubicCrossChainContract;
return _this;
}
RubicCrossChainTradeProvider.isSupportedBlockchain = function (blockchain) {
return rubic_cross_chain_supported_blockchains_1.rubicCrossChainSupportedBlockchains.some(function (supportedBlockchain) { return supportedBlockchain === blockchain; });
};
RubicCrossChainTradeProvider.prototype.calculate = function (from, to, options) {
return __awaiter(this, void 0, void 0, function () {
var fromBlockchain, toBlockchain, _a, fromTransitToken, toTransitToken, _b, _c, _d, _e, _f, _g, _h, fromSlippageTolerance, toSlippageTolerance, gasCalculation, providerAddress, fromTrade, minMaxErrors, _j, toTransitTokenAmount, transitFeeToken, toTrade, cryptoFeeToken, gasData, _k, trade;
return __generator(this, function (_l) {
switch (_l.label) {
case 0:
fromBlockchain = from.blockchain;
toBlockchain = to.blockchain;
if (!RubicCrossChainTradeProvider.isSupportedBlockchain(fromBlockchain) ||
!RubicCrossChainTradeProvider.isSupportedBlockchain(toBlockchain)) {
return [2 /*return*/, null];
}
_c = (_b = Promise).all;
_d = price_token_1.PriceToken.bind;
_e = [{}];
return [4 /*yield*/, this.contracts(fromBlockchain).getTransitToken()];
case 1:
_f = [
new (_d.apply(price_token_1.PriceToken, [void 0, __assign.apply(void 0, [__assign.apply(void 0, _e.concat([(_l.sent())])), { price: new bignumber_js_1.default(1) }])]))()
];
_g = price_token_1.PriceToken.bind;
_h = [{}];
return [4 /*yield*/, this.contracts(toBlockchain).getTransitToken()];
case 2: return [4 /*yield*/, _c.apply(_b, [_f.concat([
new (_g.apply(price_token_1.PriceToken, [void 0, __assign.apply(void 0, [__assign.apply(void 0, _h.concat([(_l.sent())])), { price: new bignumber_js_1.default(1) }])]))()
])])];
case 3:
_a = _l.sent(), fromTransitToken = _a[0], toTransitToken = _a[1];
fromSlippageTolerance = options.fromSlippageTolerance, toSlippageTolerance = options.toSlippageTolerance, gasCalculation = options.gasCalculation, providerAddress = options.providerAddress;
return [4 /*yield*/, this.calculateBestTrade(fromBlockchain, from, fromTransitToken, fromSlippageTolerance)];
case 4:
fromTrade = _l.sent();
return [4 /*yield*/, this.checkMinMaxAmountsErrors(fromTrade)];
case 5:
minMaxErrors = _l.sent();
return [4 /*yield*/, this.getToTransitTokenAmount(toBlockchain, fromTrade.fromToken, fromTrade.toTokenAmountMin, fromTrade.contract)];
case 6:
_j = _l.sent(), toTransitTokenAmount = _j.toTransitTokenAmount, transitFeeToken = _j.transitFeeToken;
return [4 /*yield*/, this.calculateBestTrade(toBlockchain, new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, toTransitToken.asStruct), { tokenAmount: toTransitTokenAmount })), to, toSlippageTolerance)];
case 7:
toTrade = _l.sent();
return [4 /*yield*/, this.checkContractsState(fromTrade, toTrade)];
case 8:
_l.sent();
return [4 /*yield*/, fromTrade.contract.getCryptoFeeToken(toTrade.contract)];
case 9:
cryptoFeeToken = _l.sent();
if (!(gasCalculation === 'enabled')) return [3 /*break*/, 11];
return [4 /*yield*/, rubic_cross_chain_trade_1.RubicCrossChainTrade.getGasData(fromTrade, toTrade, cryptoFeeToken)];
case 10:
_k = _l.sent();
return [3 /*break*/, 12];
case 11:
_k = null;
_l.label = 12;
case 12:
gasData = _k;
trade = new rubic_cross_chain_trade_1.RubicCrossChainTrade({
fromTrade: fromTrade,
toTrade: toTrade,
cryptoFeeToken: cryptoFeeToken,
transitFeeToken: transitFeeToken,
gasData: gasData
}, providerAddress);
return [2 /*return*/, {
trade: trade,
minAmountError: minMaxErrors.minAmount,
maxAmountError: minMaxErrors.maxAmount
}];
}
});
});
};
RubicCrossChainTradeProvider.prototype.calculateBestTrade = function (blockchain, from, toToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var contract;
return __generator(this, function (_a) {
if ((0, common_1.compareAddresses)(from.address, toToken.address)) {
contract = this.contracts(blockchain);
if (!from.price.isFinite()) {
from = new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, from.asStructWithAmount), { price: toToken.price }));
}
return [2 /*return*/, new rubic_direct_cross_chain_contract_trade_1.RubicDirectCrossChainContractTrade(blockchain, contract, from)];
}
return [2 /*return*/, this.getBestItContractTrade(blockchain, from, toToken, slippageTolerance)];
});
});
};
RubicCrossChainTradeProvider.prototype.getBestItContractTrade = function (blockchain, from, toToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var contract, promises, bestTrade;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
contract = this.contracts(blockchain);
promises = contract.providersData.map(function (_, providerIndex) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.getItCalculatedTrade(contract, providerIndex, from, toToken, slippageTolerance)];
});
}); });
return [4 /*yield*/, Promise.allSettled(promises).then(function (results) { return __awaiter(_this, void 0, void 0, function () {
var sortedResults;
return __generator(this, function (_a) {
sortedResults = results
.map(function (result) {
if (result.status === 'fulfilled') {
return result.value;
}
return null;
})
.filter(common_1.notNull)
.sort(function (a, b) { return b.toAmount.comparedTo(a.toAmount); });
if (!sortedResults.length) {
throw results[0].reason;
}
return [2 /*return*/, sortedResults[0]];
});
}); })];
case 1:
bestTrade = _a.sent();
if (!bestTrade) {
throw new Error('[RUBIC SDK] Best trade has to be defined.');
}
return [2 /*return*/, new rubic_it_cross_chain_contract_trade_1.RubicItCrossChainContractTrade(blockchain, contract, bestTrade.providerIndex, slippageTolerance, bestTrade.instantTrade)];
}
});
});
};
return RubicCrossChainTradeProvider;
}(celer_rubic_cross_chain_trade_provider_1.CelerRubicCrossChainTradeProvider));
exports.RubicCrossChainTradeProvider = RubicCrossChainTradeProvider;
//# sourceMappingURL=rubic-cross-chain-trade-provider.js.map