hector-rubic-sdk
Version:
Simplify dApp creation
344 lines • 21.6 kB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.CelerCrossChainTradeProvider = void 0;
var features_1 = require("../../..");
var core_1 = require("../../../../core");
var price_token_1 = require("../../../../core/blockchain/tokens/price-token");
var price_token_amount_1 = require("../../../../core/blockchain/tokens/price-token-amount");
var celer_cross_chain_supported_blockchain_1 = require("./constants/celer-cross-chain-supported-blockchain");
var celer_cross_chain_contracts_1 = require("./constants/celer-cross-chain-contracts");
var celer_cross_chain_trade_1 = require("./celer-cross-chain-trade");
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var common_1 = require("../../../../common");
var injector_1 = require("../../../../core/sdk/injector");
var celer_it_cross_chain_contract_trade_1 = require("./celer-cross-chain-contract-trade/celer-it-cross-chain-contract-trade/celer-it-cross-chain-contract-trade");
var celer_direct_cross_chain_contract_trade_1 = require("./celer-cross-chain-contract-trade/celer-direct-cross-chain-trade/celer-direct-cross-chain-contract-trade");
var wrapped_native_1 = require("./constants/wrapped-native");
var celer_rubic_cross_chain_trade_provider_1 = require("../common/celer-rubic/celer-rubic-cross-chain-trade-provider");
var CelerCrossChainTradeProvider = /** @class */ (function (_super) {
__extends(CelerCrossChainTradeProvider, _super);
function CelerCrossChainTradeProvider() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.type = features_1.CROSS_CHAIN_TRADE_TYPE.CELER;
_this.contracts = celer_cross_chain_contracts_1.getCelerCrossChainContract;
return _this;
}
CelerCrossChainTradeProvider.isSupportedBlockchain = function (blockchain) {
return celer_cross_chain_supported_blockchain_1.celerCrossChainSupportedBlockchains.some(function (supportedBlockchain) { return supportedBlockchain === blockchain; });
};
CelerCrossChainTradeProvider.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, gasCalculation, providerAddress, slippages, fromTrade, minMaxErrors, celerSlippage, fromSlippageTolerance, toSlippage, toSlippageTolerance, estimateTransitAmountWithSlippage, _j, toTransitTokenAmount, transitFeeToken, toTransit, toTrade, cryptoFeeToken, nativeTokenPrice, gasData, _k, trade;
return __generator(this, function (_l) {
switch (_l.label) {
case 0:
fromBlockchain = from.blockchain;
toBlockchain = to.blockchain;
if (!CelerCrossChainTradeProvider.isSupportedBlockchain(fromBlockchain) ||
!CelerCrossChainTradeProvider.isSupportedBlockchain(toBlockchain)) {
return [2 /*return*/, null];
}
_c = (_b = Promise).all;
_d = price_token_1.PriceToken.bind;
_e = [{}];
return [4 /*yield*/, this.contracts(fromBlockchain).getTransitToken(from)];
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(to)];
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];
gasCalculation = options.gasCalculation, providerAddress = options.providerAddress, slippages = __rest(options, ["gasCalculation", "providerAddress"]);
return [4 /*yield*/, this.calculateBestTrade(fromBlockchain, from, fromTransitToken, slippages.fromSlippageTolerance)];
case 4:
fromTrade = _l.sent();
return [4 /*yield*/, this.checkMinMaxAmountsErrors(fromTrade)];
case 5:
minMaxErrors = _l.sent();
return [4 /*yield*/, this.fetchCelerSlippage(fromBlockchain, toBlockchain, fromTrade.toTokenAmountMin, fromTransitToken)];
case 6:
celerSlippage = _l.sent();
fromSlippageTolerance = slippages.fromSlippageTolerance, toSlippage = slippages.toSlippageTolerance;
toSlippageTolerance = toSlippage - celerSlippage;
if (toSlippageTolerance < 0) {
throw new common_1.LowSlippageError();
}
return [4 /*yield*/, this.fetchCelerAmount(fromBlockchain, toBlockchain, fromTrade.toTokenAmountMin, fromTransitToken, toTransitToken, celerSlippage)];
case 7:
estimateTransitAmountWithSlippage = _l.sent();
return [4 /*yield*/, this.getToTransitTokenAmount(toBlockchain, fromTrade.fromToken, estimateTransitAmountWithSlippage, fromTrade.contract)];
case 8:
_j = _l.sent(), toTransitTokenAmount = _j.toTransitTokenAmount, transitFeeToken = _j.transitFeeToken;
toTransit = new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, toTransitToken.asStruct), { tokenAmount: toTransitTokenAmount }));
return [4 /*yield*/, this.calculateBestTrade(toBlockchain, toTransit, to, toSlippageTolerance, [
features_1.TRADE_TYPE.ONE_INCH_ARBITRUM,
features_1.TRADE_TYPE.ONE_INCH_BSC,
features_1.TRADE_TYPE.ONE_INCH_ETHEREUM,
features_1.TRADE_TYPE.ONE_INCH_POLYGON,
features_1.TRADE_TYPE.ONE_INCH_AVALANCHE,
features_1.TRADE_TYPE.ONE_INCH_ARBITRUM
])];
case 9:
toTrade = _l.sent();
return [4 /*yield*/, this.checkContractsState(fromTrade, toTrade)];
case 10:
_l.sent();
return [4 /*yield*/, fromTrade.contract.getCryptoFeeToken(toTrade.contract)];
case 11:
cryptoFeeToken = _l.sent();
return [4 /*yield*/, this.getBestItContractTrade(fromBlockchain, cryptoFeeToken, fromTransitToken, fromSlippageTolerance)];
case 12:
nativeTokenPrice = (_l.sent()).toToken.tokenAmount;
cryptoFeeToken = new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, cryptoFeeToken.asStructWithAmount), { price: nativeTokenPrice }));
if (!(gasCalculation === 'enabled')) return [3 /*break*/, 14];
return [4 /*yield*/, celer_cross_chain_trade_1.CelerCrossChainTrade.getGasData(fromTrade, toTrade, cryptoFeeToken, Number.parseInt((celerSlippage * Math.pow(10, 6) * 100).toFixed()))];
case 13:
_k = _l.sent();
return [3 /*break*/, 15];
case 14:
_k = null;
_l.label = 15;
case 15:
gasData = _k;
trade = new celer_cross_chain_trade_1.CelerCrossChainTrade({
fromTrade: fromTrade,
toTrade: toTrade,
cryptoFeeToken: cryptoFeeToken,
transitFeeToken: transitFeeToken,
gasData: gasData
}, providerAddress, Number.parseInt((celerSlippage * Math.pow(10, 6) * 100).toFixed()));
return [2 /*return*/, {
trade: trade,
minAmountError: minMaxErrors.minAmount,
maxAmountError: minMaxErrors.maxAmount
}];
}
});
});
};
/**
* Calculates celer bridge slippage.
* @param fromBlockchain Source blockchain.
* @param toBlockchain Target blockchain.
* @param amount Trade amount.
* @param transitToken Swap transit token.
* @returns Celer bridge slippage.
*/
CelerCrossChainTradeProvider.prototype.fetchCelerSlippage = function (fromBlockchain, toBlockchain, amount, transitToken) {
return __awaiter(this, void 0, void 0, function () {
var estimate;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.fetchCelerEstimate(fromBlockchain, toBlockchain, amount, transitToken, 0)];
case 1:
estimate = _a.sent();
return [2 /*return*/, estimate.max_slippage / Math.pow(10, 6) / 100];
}
});
});
};
CelerCrossChainTradeProvider.prototype.fetchCelerAmount = function (fromBlockchain, toBlockchain, amount, fromTransitToken, toTransitToken, slippage) {
return __awaiter(this, void 0, void 0, function () {
var estimate;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.fetchCelerEstimate(fromBlockchain, toBlockchain, amount, fromTransitToken, slippage)];
case 1:
estimate = _a.sent();
return [2 /*return*/, core_1.Web3Pure.fromWei(estimate.estimated_receive_amt, toTransitToken.decimals)];
}
});
});
};
CelerCrossChainTradeProvider.prototype.fetchCelerEstimate = function (fromBlockchain, toBlockchain, amount, transitToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var sourceChainId, destinationChainId, tokenSymbol, params;
return __generator(this, function (_a) {
sourceChainId = core_1.BlockchainsInfo.getBlockchainByName(fromBlockchain).id;
destinationChainId = core_1.BlockchainsInfo.getBlockchainByName(toBlockchain).id;
tokenSymbol = transitToken.symbol.toLowerCase().includes('usdc')
? 'USDC'
: transitToken.symbol;
params = {
src_chain_id: sourceChainId,
dst_chain_id: destinationChainId,
token_symbol: tokenSymbol,
slippage_tolerance: new bignumber_js_1.default(slippageTolerance)
.multipliedBy(Math.pow(10, 6))
.multipliedBy(100)
.toFixed(0),
amt: core_1.Web3Pure.toWei(amount, transitToken === null || transitToken === void 0 ? void 0 : transitToken.decimals)
};
return [2 /*return*/, injector_1.Injector.httpClient.get("https://cbridge-prod2.celer.network/v2/estimateAmt", { params: params })];
});
});
};
CelerCrossChainTradeProvider.prototype.calculateBestTrade = function (blockchain, from, toToken, slippageTolerance, disabledProviders) {
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 celer_direct_cross_chain_contract_trade_1.CelerDirectCrossChainContractTrade(blockchain, contract, from)];
}
return [2 /*return*/, this.getBestItContractTrade(blockchain, from, toToken, slippageTolerance, disabledProviders)];
});
});
};
CelerCrossChainTradeProvider.prototype.getItCalculatedTrade = function (contract, providerIndex, from, toToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var provider, blockchain, instantTrade;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
provider = contract.getProvider(providerIndex);
blockchain = from.blockchain;
return [4 /*yield*/, provider.calculate(from, toToken, {
gasCalculation: 'disabled',
slippageTolerance: slippageTolerance,
wrappedAddress: wrapped_native_1.wrappedNative[blockchain],
fromAddress: contract.address
})];
case 1:
instantTrade = _a.sent();
return [2 /*return*/, {
toAmount: instantTrade.to.tokenAmount,
providerIndex: providerIndex,
instantTrade: instantTrade
}];
}
});
});
};
CelerCrossChainTradeProvider.prototype.getBestItContractTrade = function (blockchain, from, toToken, slippageTolerance, disabledProviders) {
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
.filter(function (data) { return !(disabledProviders === null || disabledProviders === void 0 ? void 0 : disabledProviders.some(function (provider) { return provider === data.provider.type; })); })
.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] Can't calculate best trade for with current params.");
}
return [2 /*return*/, new celer_it_cross_chain_contract_trade_1.CelerItCrossChainContractTrade(blockchain, contract, bestTrade.providerIndex, slippageTolerance, bestTrade.instantTrade)];
}
});
});
};
return CelerCrossChainTradeProvider;
}(celer_rubic_cross_chain_trade_provider_1.CelerRubicCrossChainTradeProvider));
exports.CelerCrossChainTradeProvider = CelerCrossChainTradeProvider;
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