hector-rubic-sdk
Version:
Simplify dApp creation
318 lines • 18.2 kB
JavaScript
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Object.defineProperty(exports, "__esModule", { value: true });
exports.OneinchAbstractProvider = void 0;
var options_1 = require("../../../../../common/utils/options");
var price_token_amount_1 = require("../../../../../core/blockchain/tokens/price-token-amount");
var token_1 = require("../../../../../core/blockchain/tokens/token");
var injector_1 = require("../../../../../core/sdk/injector");
var constants_1 = require("./constants");
var rubic_sdk_error_1 = require("../../../../../common/errors/rubic-sdk.error");
var utils_1 = require("./utils");
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var oneinch_trade_1 = require("./oneinch-trade");
var instant_trade_provider_1 = require("../../../instant-trade-provider");
var token_native_address_proxy_1 = require("../utils/token-native-address-proxy");
var common_1 = require("../../../../../common");
var core_1 = require("../../../../../core");
var OneinchAbstractProvider = /** @class */ (function (_super) {
__extends(OneinchAbstractProvider, _super);
function OneinchAbstractProvider() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.httpClient = injector_1.Injector.httpClient;
_this.defaultOptions = {
gasCalculation: 'calculate',
disableMultihops: false,
slippageTolerance: 0.02,
wrappedAddress: constants_1.oneinchApiParams.nativeAddress,
fromAddress: _this.walletAddress
};
_this.gasMargin = 1;
_this.supportedTokens = [];
return _this;
}
Object.defineProperty(OneinchAbstractProvider.prototype, "walletAddress", {
get: function () {
return injector_1.Injector.web3Private.address;
},
enumerable: false,
configurable: true
});
Object.defineProperty(OneinchAbstractProvider.prototype, "apiBaseUrl", {
get: function () {
return (0, utils_1.getOneinchApiBaseUrl)(this.blockchain);
},
enumerable: false,
configurable: true
});
OneinchAbstractProvider.prototype.getSupportedTokensByBlockchain = function () {
return __awaiter(this, void 0, void 0, function () {
var oneinchTokensResponse;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (this.supportedTokens.length) {
return [2 /*return*/, this.supportedTokens];
}
return [4 /*yield*/, this.httpClient.get("".concat(this.apiBaseUrl, "/tokens"))];
case 1:
oneinchTokensResponse = _a.sent();
this.supportedTokens = Object.keys(oneinchTokensResponse.tokens).map(function (tokenAddress) {
return tokenAddress.toLowerCase();
});
return [2 /*return*/, this.supportedTokens];
}
});
});
};
OneinchAbstractProvider.prototype.loadContractAddress = function () {
return __awaiter(this, void 0, void 0, function () {
var response;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.httpClient.get("".concat(this.apiBaseUrl, "/approve/spender"))];
case 1:
response = _a.sent();
return [2 /*return*/, response.address];
}
});
});
};
OneinchAbstractProvider.prototype.calculateExactOutputAmount = function (from, to, options) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.calculate(to, from, options)];
case 1: return [2 /*return*/, (_a.sent()).to.tokenAmount];
}
});
});
};
OneinchAbstractProvider.prototype.calculate = function (from, toToken, options) {
return __awaiter(this, void 0, void 0, function () {
var fullOptions, fromTokenClone, toTokenClone, supportedTokensAddresses, _a, contractAddress, _b, toTokenAmountInWei, estimatedGas, path, data, oneinchTradeStruct, gasPriceInfo, gasFeeInfo;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
fullOptions = (0, options_1.combineOptions)(options, this.defaultOptions);
fromTokenClone = (0, token_native_address_proxy_1.createTokenNativeAddressProxy)(from, constants_1.oneinchApiParams.nativeAddress);
toTokenClone = (0, token_native_address_proxy_1.createTokenNativeAddressProxy)(toToken, constants_1.oneinchApiParams.nativeAddress);
return [4 /*yield*/, this.getSupportedTokensByBlockchain()];
case 1:
supportedTokensAddresses = _c.sent();
if (!supportedTokensAddresses.includes(fromTokenClone.address.toLowerCase()) ||
!supportedTokensAddresses.includes(toTokenClone.address.toLowerCase())) {
throw new rubic_sdk_error_1.RubicSdkError("Oneinch doesn't support this tokens");
}
return [4 /*yield*/, Promise.all([
this.loadContractAddress(),
this.getTradeInfo(fromTokenClone, toTokenClone, fullOptions)
])];
case 2:
_a = _c.sent(), contractAddress = _a[0], _b = _a[1], toTokenAmountInWei = _b.toTokenAmountInWei, estimatedGas = _b.estimatedGas, path = _b.path, data = _b.data;
path[0] = from;
path[path.length - 1] = toToken;
oneinchTradeStruct = {
contractAddress: contractAddress,
from: from,
to: new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, toToken.asStruct), { weiAmount: toTokenAmountInWei })),
slippageTolerance: fullOptions.slippageTolerance,
disableMultihops: fullOptions.disableMultihops,
path: path,
data: data
};
if (fullOptions.gasCalculation === 'disabled') {
return [2 /*return*/, new oneinch_trade_1.OneinchTrade(oneinchTradeStruct)];
}
return [4 /*yield*/, this.getGasPriceInfo()];
case 3:
gasPriceInfo = _c.sent();
gasFeeInfo = this.getGasFeeInfo(estimatedGas, gasPriceInfo);
return [2 /*return*/, new oneinch_trade_1.OneinchTrade(__assign(__assign({}, oneinchTradeStruct), { gasFeeInfo: gasFeeInfo }))];
}
});
});
};
OneinchAbstractProvider.prototype.getTradeInfo = function (from, toToken, options) {
return __awaiter(this, void 0, void 0, function () {
var isDefaultWrappedAddress, isNative, fromTokenAddress, quoteTradeParams, oneInchTrade, estimatedGas, toTokenAmount, data, swapTradeParams, _err_1, path;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
isDefaultWrappedAddress = options.wrappedAddress === constants_1.oneinchApiParams.nativeAddress;
isNative = from.isNative || from.address === constants_1.oneinchApiParams.nativeAddress;
fromTokenAddress = isNative && !isDefaultWrappedAddress ? options.wrappedAddress : from.address;
quoteTradeParams = {
params: {
fromTokenAddress: fromTokenAddress,
toTokenAddress: toToken.address,
amount: from.stringWeiAmount,
mainRouteParts: options.disableMultihops ? '1' : undefined
}
};
data = null;
_a.label = 1;
case 1:
_a.trys.push([1, 5, , 7]);
if (!this.walletAddress) {
throw new Error('Address is not set');
}
if (!(options.gasCalculation !== 'disabled')) return [3 /*break*/, 3];
return [4 /*yield*/, oneinch_trade_1.OneinchTrade.checkIfNeedApproveAndThrowError(from)];
case 2:
_a.sent();
_a.label = 3;
case 3:
swapTradeParams = {
params: __assign(__assign({}, quoteTradeParams.params), { slippage: (options.slippageTolerance * 100).toString(), fromAddress: options.fromAddress, disableEstimate: options.gasCalculation === 'disabled' })
};
return [4 /*yield*/, this.httpClient.get("".concat(this.apiBaseUrl, "/swap"), swapTradeParams)];
case 4:
oneInchTrade = _a.sent();
estimatedGas = new bignumber_js_1.default(oneInchTrade.tx.gas);
toTokenAmount = oneInchTrade.toTokenAmount;
data = oneInchTrade.tx.data;
return [3 /*break*/, 7];
case 5:
_err_1 = _a.sent();
return [4 /*yield*/, this.httpClient.get("".concat(this.apiBaseUrl, "/quote"), quoteTradeParams)];
case 6:
oneInchTrade = _a.sent();
if (oneInchTrade.hasOwnProperty('errors') || !oneInchTrade.toTokenAmount) {
throw new rubic_sdk_error_1.RubicSdkError('1inch quote error');
}
estimatedGas = new bignumber_js_1.default(oneInchTrade.estimatedGas);
toTokenAmount = oneInchTrade.toTokenAmount;
return [3 /*break*/, 7];
case 7: return [4 /*yield*/, this.extractPath(from, toToken, oneInchTrade)];
case 8:
path = _a.sent();
return [2 /*return*/, { toTokenAmountInWei: new bignumber_js_1.default(toTokenAmount), estimatedGas: estimatedGas, path: path, data: data }];
}
});
});
};
/**
* Extracts tokens path from oneInch api response.
* @return Promise<Token[]> Tokens array, used in the route.
*/
OneinchAbstractProvider.prototype.extractPath = function (fromToken, toToken, oneInchTrade) {
return __awaiter(this, void 0, void 0, function () {
var addressesPath, tokensPathWithoutNative, tokensPathWithoutNativeIndex, tokensPath;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
addressesPath = oneInchTrade.protocols[0].map(function (protocol) {
if (!(protocol === null || protocol === void 0 ? void 0 : protocol[0])) {
throw new Error('[RUBIC SDK] Protocol[0] has to be defined.');
}
return protocol[0].toTokenAddress;
});
addressesPath.pop();
return [4 /*yield*/, token_1.Token.createTokens(addressesPath.filter(function (tokenAddress) { return tokenAddress !== constants_1.oneinchApiParams.nativeAddress; }), this.blockchain)];
case 1:
tokensPathWithoutNative = _a.sent();
tokensPathWithoutNativeIndex = 0;
tokensPath = addressesPath.map(function (tokenAddress) {
if (tokenAddress === constants_1.oneinchApiParams.nativeAddress) {
return core_1.BlockchainsInfo.getBlockchainByName(_this.blockchain).nativeCoin;
}
var token = tokensPathWithoutNative[tokensPathWithoutNativeIndex];
if (!token) {
throw new Error('[RUBIC SDK] Token has to be defined.');
}
tokensPathWithoutNativeIndex++;
return token;
});
return [2 /*return*/, __spreadArray(__spreadArray([fromToken], tokensPath, true), [toToken], false)];
}
});
});
};
__decorate([
common_1.Cache
], OneinchAbstractProvider.prototype, "apiBaseUrl", null);
return OneinchAbstractProvider;
}(instant_trade_provider_1.InstantTradeProvider));
exports.OneinchAbstractProvider = OneinchAbstractProvider;
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