soulswap-rubik-sdk
Version:
Simplify dApp creation
450 lines • 27.5 kB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.CrossChainManager = void 0;
var cross_chain_contracts_1 = require("./constants/cross-chain-contracts");
var cross_chain_supported_blockchains_1 = require("./constants/cross-chain-supported-blockchains");
var token_1 = require("../../core/blockchain/tokens/token");
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var blockchain_1 = require("../../common/utils/blockchain");
var price_token_amount_1 = require("../../core/blockchain/tokens/price-token-amount");
var web3_pure_1 = require("../../core/blockchain/web3-pure/web3-pure");
var direct_cross_chain_contract_trade_1 = require("./cross-chain-contract-trade/direct-cross-chain-contract-trade");
var it_cross_chain_contract_trade_1 = require("./cross-chain-contract-trade/it-cross-chain-contract-trade/it-cross-chain-contract-trade");
var cross_chain_trade_1 = require("./cross-chain-trade/cross-chain-trade");
var insufficient_liquidity_error_1 = require("../../common/errors/swap/insufficient-liquidity.error");
var not_supported_blockchain_1 = require("../../common/errors/swap/not-supported-blockchain");
var object_1 = require("../../common/utils/object");
var price_token_1 = require("../../core/blockchain/tokens/price-token");
var rubic_sdk_error_1 = require("../../common/errors/rubic-sdk.error");
var options_1 = require("../../common/utils/options");
var tokens_1 = require("../../common/utils/tokens");
var cross_chain_max_amount_error_1 = require("../../common/errors/cross-chain/cross-chain-max-amount-error");
var cross_chain_min_amount_error_1 = require("../../common/errors/cross-chain/cross-chain-min-amount-error");
var CrossChainManager = /** @class */ (function () {
function CrossChainManager(providerAddress) {
this.providerAddress = providerAddress;
this.defaultSlippageTolerance = 0.02;
this.contracts = cross_chain_contracts_1.getCrossChainContract;
}
CrossChainManager.isSupportedBlockchain = function (blockchain) {
return cross_chain_supported_blockchains_1.crossChainSupportedBlockchains.some(function (supportedBlockchain) { return supportedBlockchain === blockchain; });
};
CrossChainManager.prototype.calculateTrade = function (fromToken, fromAmount, toToken, options) {
return __awaiter(this, void 0, void 0, function () {
var _a, from, to;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (toToken instanceof token_1.Token && fromToken.blockchain === toToken.blockchain) {
throw new rubic_sdk_error_1.RubicSdkError('Blockchains of from and to tokens must be different.');
}
return [4 /*yield*/, (0, tokens_1.getPriceTokensFromInputTokens)(fromToken, fromAmount.toString(), toToken)];
case 1:
_a = _b.sent(), from = _a.from, to = _a.to;
return [2 /*return*/, this.calculateTradeFromTokens(from, to, this.getFullOptions(options))];
}
});
});
};
CrossChainManager.prototype.getFullOptions = function (options) {
return (0, options_1.combineOptions)(options, {
fromSlippageTolerance: this.defaultSlippageTolerance,
toSlippageTolerance: this.defaultSlippageTolerance
});
};
CrossChainManager.prototype.calculateTradeFromTokens = function (from, toToken, options) {
return __awaiter(this, void 0, void 0, function () {
var fromBlockchain, toBlockchain, _a, fromTransitToken, toTransitToken, _b, _c, _d, _e, _f, _g, _h, fromSlippageTolerance, toSlippageTolerance, fromTrade, _j, toTransitTokenAmount, transitFeeToken, toTrade, _k, cryptoFeeToken, gasData;
return __generator(this, function (_l) {
switch (_l.label) {
case 0:
fromBlockchain = from.blockchain;
toBlockchain = toToken.blockchain;
if (!CrossChainManager.isSupportedBlockchain(fromBlockchain) ||
!CrossChainManager.isSupportedBlockchain(toBlockchain)) {
throw new not_supported_blockchain_1.NotSupportedBlockchain();
}
_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(NaN) }])]))()
];
_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(NaN) }])]))()
])])];
case 3:
_a = _l.sent(), fromTransitToken = _a[0], toTransitToken = _a[1];
fromSlippageTolerance = options.fromSlippageTolerance, toSlippageTolerance = options.toSlippageTolerance;
return [4 /*yield*/, this.calculateBestTrade(fromBlockchain, from, fromTransitToken, fromSlippageTolerance)];
case 4:
fromTrade = _l.sent();
return [4 /*yield*/, this.checkMinMaxAmountsErrors(fromTrade)];
case 5:
_l.sent();
return [4 /*yield*/, this.getToTransitTokenAmount(fromTrade, toBlockchain)];
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 })), toToken, toSlippageTolerance)];
case 7:
toTrade = _l.sent();
return [4 /*yield*/, this.getCryptoFeeTokenAndGasData(fromTrade, toTrade)];
case 8:
_k = _l.sent(), cryptoFeeToken = _k.cryptoFeeToken, gasData = _k.gasData;
return [2 /*return*/, new cross_chain_trade_1.CrossChainTrade({
fromTrade: fromTrade,
toTrade: toTrade,
cryptoFeeToken: cryptoFeeToken,
transitFeeToken: transitFeeToken,
gasData: gasData
}, this.providerAddress)];
}
});
});
};
CrossChainManager.prototype.calculateBestTrade = function (blockchain, from, toToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var contract;
return __generator(this, function (_a) {
if ((0, blockchain_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 direct_cross_chain_contract_trade_1.DirectCrossChainContractTrade(blockchain, contract, from)];
}
return [2 /*return*/, this.getBestItContractTrade(blockchain, from, toToken, slippageTolerance)];
});
});
};
CrossChainManager.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(object_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();
return [2 /*return*/, new it_cross_chain_contract_trade_1.ItCrossChainContractTrade(blockchain, contract, bestTrade.providerIndex, slippageTolerance, bestTrade.instantTrade)];
}
});
});
};
CrossChainManager.prototype.getItCalculatedTrade = function (contract, providerIndex, from, toToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var instantTrade;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, contract.getProvider(providerIndex).calculate(from, toToken, {
gasCalculation: 'disabled',
slippageTolerance: slippageTolerance
})];
case 1:
instantTrade = _a.sent();
return [2 /*return*/, {
toAmount: instantTrade.to.tokenAmount,
providerIndex: providerIndex,
instantTrade: instantTrade
}];
}
});
});
};
CrossChainManager.prototype.getToTransitTokenAmount = function (fromTrade, toBlockchain) {
return __awaiter(this, void 0, void 0, function () {
var fromTransitToken, fromTransitTokenMinAmount, feeInPercents, transitFeeToken, toTransitTokenAmount;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fromTransitToken = fromTrade.toToken;
fromTransitTokenMinAmount = fromTrade.toTokenAmountMin;
return [4 /*yield*/, this.contracts(toBlockchain).getFeeInPercents(fromTrade.contract)];
case 1:
feeInPercents = _a.sent();
transitFeeToken = new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, fromTransitToken.asStruct), { tokenAmount: fromTransitTokenMinAmount.multipliedBy(feeInPercents).dividedBy(100) }));
toTransitTokenAmount = fromTransitTokenMinAmount.minus(transitFeeToken.tokenAmount);
return [2 /*return*/, {
toTransitTokenAmount: toTransitTokenAmount,
transitFeeToken: transitFeeToken
}];
}
});
});
};
CrossChainManager.prototype.checkMinMaxAmountsErrors = function (fromTrade) {
return __awaiter(this, void 0, void 0, function () {
var slippageTolerance, _a, minTransitTokenAmount, maxTransitTokenAmount, fromTransitTokenAmount, minAmount, maxAmount;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
slippageTolerance = fromTrade instanceof it_cross_chain_contract_trade_1.ItCrossChainContractTrade
? fromTrade.slippageTolerance
: undefined;
return [4 /*yield*/, this.getMinMaxTransitTokenAmounts(fromTrade.blockchain, slippageTolerance)];
case 1:
_a = _b.sent(), minTransitTokenAmount = _a.minAmount, maxTransitTokenAmount = _a.maxAmount;
fromTransitTokenAmount = fromTrade.toToken.tokenAmount;
if (!fromTransitTokenAmount.lt(minTransitTokenAmount)) return [3 /*break*/, 3];
return [4 /*yield*/, this.getTokenAmountForExactTransitTokenAmount(fromTrade, minTransitTokenAmount)];
case 2:
minAmount = _b.sent();
if (!(minAmount === null || minAmount === void 0 ? void 0 : minAmount.isFinite())) {
throw new insufficient_liquidity_error_1.InsufficientLiquidityError();
}
throw new cross_chain_min_amount_error_1.CrossChainMinAmountError(minAmount, fromTrade.fromToken.symbol);
case 3:
if (!fromTransitTokenAmount.gt(maxTransitTokenAmount)) return [3 /*break*/, 5];
return [4 /*yield*/, this.getTokenAmountForExactTransitTokenAmount(fromTrade, maxTransitTokenAmount)];
case 4:
maxAmount = _b.sent();
throw new cross_chain_max_amount_error_1.CrossChainMaxAmountError(maxAmount, fromTrade.fromToken.symbol);
case 5: return [2 /*return*/, {}];
}
});
});
};
CrossChainManager.prototype.getMinMaxAmounts = function (fromToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var from, _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!(fromToken instanceof token_1.Token)) return [3 /*break*/, 1];
_a = fromToken;
return [3 /*break*/, 3];
case 1: return [4 /*yield*/, token_1.Token.createToken(fromToken)];
case 2:
_a = _b.sent();
_b.label = 3;
case 3:
from = _a;
return [2 /*return*/, this.getMinMaxAmountsDifficult(from, slippageTolerance || this.defaultSlippageTolerance)];
}
});
});
};
CrossChainManager.prototype.getMinMaxAmountsDifficult = function (fromToken, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var fromBlockchain, transitToken, _a, minTransitTokenAmount, maxTransitTokenAmount, minAmount, maxAmount;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
fromBlockchain = fromToken.blockchain;
if (!CrossChainManager.isSupportedBlockchain(fromBlockchain)) {
throw new not_supported_blockchain_1.NotSupportedBlockchain();
}
return [4 /*yield*/, this.contracts(fromBlockchain).getTransitToken()];
case 1:
transitToken = _b.sent();
if ((0, blockchain_1.compareAddresses)(fromToken.address, transitToken.address)) {
return [2 /*return*/, this.getMinMaxTransitTokenAmounts(fromBlockchain)];
}
return [4 /*yield*/, this.getMinMaxTransitTokenAmounts(fromBlockchain, slippageTolerance)];
case 2:
_a = _b.sent(), minTransitTokenAmount = _a.minAmount, maxTransitTokenAmount = _a.maxAmount;
return [4 /*yield*/, this.getMinOrMaxAmount(fromBlockchain, fromToken, transitToken, minTransitTokenAmount, 'min')];
case 3:
minAmount = _b.sent();
return [4 /*yield*/, this.getMinOrMaxAmount(fromBlockchain, fromToken, transitToken, maxTransitTokenAmount, 'max')];
case 4:
maxAmount = _b.sent();
return [2 /*return*/, { minAmount: minAmount, maxAmount: maxAmount }];
}
});
});
};
CrossChainManager.prototype.getMinOrMaxAmount = function (fromBlockchain, fromToken, transitToken, transitTokenAmount, type) {
return __awaiter(this, void 0, void 0, function () {
var fromContract, promises, sortedAmounts;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fromContract = this.contracts(fromBlockchain);
promises = fromContract.providersData.map(function (providerData) {
return _this.getTokenAmountForExactTransitTokenAmountByProvider(fromToken, transitToken, transitTokenAmount, providerData.provider);
});
return [4 /*yield*/, Promise.allSettled(promises)];
case 1:
sortedAmounts = (_a.sent())
.map(function (result) {
if (result.status === 'fulfilled') {
return result.value;
}
return null;
})
.filter(object_1.notNull)
.sort(function (a, b) { return a.comparedTo(b); });
if (type === 'min') {
return [2 /*return*/, sortedAmounts[0]];
}
return [2 /*return*/, sortedAmounts[sortedAmounts.length - 1]];
}
});
});
};
CrossChainManager.prototype.getMinMaxTransitTokenAmounts = function (fromBlockchain, slippageTolerance) {
return __awaiter(this, void 0, void 0, function () {
var fromContract, fromTransitToken, getAmount;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fromContract = this.contracts(fromBlockchain);
return [4 /*yield*/, fromContract.getTransitToken()];
case 1:
fromTransitToken = _a.sent();
getAmount = function (type) { return __awaiter(_this, void 0, void 0, function () {
var fromTransitTokenAmountAbsolute, fromTransitTokenAmount;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, fromContract.getMinOrMaxTransitTokenAmount(type)];
case 1:
fromTransitTokenAmountAbsolute = _a.sent();
fromTransitTokenAmount = web3_pure_1.Web3Pure.fromWei(fromTransitTokenAmountAbsolute, fromTransitToken.decimals);
if (type === 'min') {
if (slippageTolerance) {
return [2 /*return*/, fromTransitTokenAmount.dividedBy(1 - slippageTolerance)];
}
return [2 /*return*/, fromTransitTokenAmount];
}
return [2 /*return*/, fromTransitTokenAmount];
}
});
}); };
return [2 /*return*/, Promise.all([getAmount('min'), getAmount('max')]).then(function (_a) {
var minAmount = _a[0], maxAmount = _a[1];
return ({
minAmount: minAmount,
maxAmount: maxAmount
});
})];
}
});
});
};
CrossChainManager.prototype.getTokenAmountForExactTransitTokenAmount = function (fromTrade, transitTokenAmount) {
return __awaiter(this, void 0, void 0, function () {
var transitToken;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, fromTrade.contract.getTransitToken()];
case 1:
transitToken = _a.sent();
if ((0, blockchain_1.compareAddresses)(fromTrade.fromToken.address, transitToken.address) ||
transitTokenAmount.eq(0)) {
return [2 /*return*/, transitTokenAmount];
}
return [2 /*return*/, this.getTokenAmountForExactTransitTokenAmountByProvider(fromTrade.fromToken, transitToken, transitTokenAmount, fromTrade.provider)];
}
});
});
};
CrossChainManager.prototype.getTokenAmountForExactTransitTokenAmountByProvider = function (fromToken, transitToken, transitTokenAmount, provider) {
return provider.calculateExactOutputAmount(new price_token_1.PriceToken(__assign(__assign({}, fromToken), { price: new bignumber_js_1.default(NaN) })), new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, transitToken), { tokenAmount: transitTokenAmount, price: new bignumber_js_1.default(NaN) })), {
gasCalculation: 'disabled'
});
};
CrossChainManager.prototype.getCryptoFeeTokenAndGasData = function (fromTrade, toTrade) {
return __awaiter(this, void 0, void 0, function () {
var cryptoFeeToken, gasData;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, fromTrade.contract.getCryptoFeeToken(toTrade.contract)];
case 1:
cryptoFeeToken = _a.sent();
return [4 /*yield*/, cross_chain_trade_1.CrossChainTrade.getGasData(fromTrade, toTrade, cryptoFeeToken)];
case 2:
gasData = _a.sent();
return [2 /*return*/, {
cryptoFeeToken: cryptoFeeToken,
gasData: gasData
}];
}
});
});
};
return CrossChainManager;
}());
exports.CrossChainManager = CrossChainManager;
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