hector-rubic-sdk
Version:
Simplify dApp creation
159 lines • 8.92 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.ZrxAbstractProvider = void 0;
var instant_trade_provider_1 = require("../../../instant-trade-provider");
var price_token_amount_1 = require("../../../../../core/blockchain/tokens/price-token-amount");
var token_native_address_proxy_1 = require("../utils/token-native-address-proxy");
var constants_1 = require("./constants");
var injector_1 = require("../../../../../core/sdk/injector");
var utils_1 = require("./utils");
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var zrx_trade_1 = require("./zrx-trade");
var common_1 = require("../../../../../common");
var empty_address_1 = require("../../../../../core/blockchain/constants/empty-address");
var ZrxAbstractProvider = /** @class */ (function (_super) {
__extends(ZrxAbstractProvider, _super);
function ZrxAbstractProvider() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.gasMargin = 1.4;
_this.defaultOptions = {
gasCalculation: 'calculate',
slippageTolerance: 0.02,
affiliateAddress: null,
wrappedAddress: empty_address_1.EMPTY_ADDRESS,
fromAddress: ''
};
return _this;
}
Object.defineProperty(ZrxAbstractProvider.prototype, "apiBaseUrl", {
get: function () {
return (0, utils_1.getZrxApiBaseUrl)(this.blockchain);
},
enumerable: false,
configurable: true
});
ZrxAbstractProvider.prototype.calculate = function (from, to, options) {
return __awaiter(this, void 0, void 0, function () {
var fullOptions, fromClone, toClone, quoteParams, apiTradeData, tradeStruct, gasPriceInfo, gasFeeInfo;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fullOptions = __assign(__assign({}, this.defaultOptions), { options: options });
fromClone = (0, token_native_address_proxy_1.createTokenNativeAddressProxy)(from, constants_1.zrxApiParams.nativeTokenAddress);
toClone = (0, token_native_address_proxy_1.createTokenNativeAddressProxy)(to, constants_1.zrxApiParams.nativeTokenAddress);
quoteParams = {
params: {
sellToken: fromClone.address,
buyToken: toClone.address,
sellAmount: fromClone.stringWeiAmount,
slippagePercentage: fullOptions.slippageTolerance.toString(),
affiliateAddress: fullOptions.affiliateAddress || undefined
}
};
return [4 /*yield*/, this.getTradeData(quoteParams)];
case 1:
apiTradeData = _a.sent();
tradeStruct = {
from: from,
to: new price_token_amount_1.PriceTokenAmount(__assign(__assign({}, to.asStruct), { weiAmount: new bignumber_js_1.default(apiTradeData.buyAmount) })),
slippageTolerance: fullOptions.slippageTolerance,
apiTradeData: apiTradeData
};
if (fullOptions.gasCalculation === 'disabled') {
return [2 /*return*/, new zrx_trade_1.ZrxTrade(tradeStruct)];
}
return [4 /*yield*/, this.getGasPriceInfo()];
case 2:
gasPriceInfo = _a.sent();
return [4 /*yield*/, this.getGasFeeInfo(apiTradeData.gas, gasPriceInfo)];
case 3:
gasFeeInfo = _a.sent();
return [2 /*return*/, new zrx_trade_1.ZrxTrade(__assign(__assign({}, tradeStruct), { gasFeeInfo: gasFeeInfo }))];
}
});
});
};
/**
* Fetches zrx data from api.
*/
ZrxAbstractProvider.prototype.getTradeData = function (params) {
return injector_1.Injector.httpClient.get("".concat(this.apiBaseUrl, "swap/v1/quote"), params);
};
__decorate([
common_1.Cache
], ZrxAbstractProvider.prototype, "apiBaseUrl", null);
return ZrxAbstractProvider;
}(instant_trade_provider_1.InstantTradeProvider));
exports.ZrxAbstractProvider = ZrxAbstractProvider;
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