@melonproject/protocol
Version:
Technology Regulated and Operated Investment Funds
91 lines (90 loc) • 5.37 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const R = __importStar(require("ramda"));
const web3Utils = __importStar(require("web3-utils"));
const token_math_1 = require("@melonproject/token-math");
const Contracts_1 = require("../../../../Contracts");
const getExchangeIndex_1 = require("../calls/getExchangeIndex");
const emptyAddress_1 = require("../../../../utils/constants/emptyAddress");
const transactionFactory_1 = require("../../../../utils/solidity/transactionFactory");
const getHub_1 = require("../../hub/calls/getHub");
const getRoutes_1 = require("../../hub/calls/getRoutes");
const ensureSufficientBalance_1 = require("../../../dependencies/token/guards/ensureSufficientBalance");
const ensureFundOwner_1 = require("../guards/ensureFundOwner");
const ensureIsNotShutDown_1 = require("../../hub/guards/ensureIsNotShutDown");
const ensureTakePermitted_1 = require("../guards/ensureTakePermitted");
const FunctionSignatures_1 = require("../utils/FunctionSignatures");
const ensure_1 = require("../../../../utils/guards/ensure");
const kyberEthAddress_1 = require("../../../../utils/constants/kyberEthAddress");
const getToken_1 = require("../../../dependencies/token/calls/getToken");
const getTokenBySymbol_1 = require("../../../../utils/environment/getTokenBySymbol");
const guard = (environment, { makerQuantity, takerQuantity, fillTakerQuantity = takerQuantity }, contractAddress) => __awaiter(this, void 0, void 0, function* () {
const hubAddress = yield getHub_1.getHub(environment, contractAddress);
const { vaultAddress } = yield getRoutes_1.getRoutes(environment, hubAddress);
yield ensureSufficientBalance_1.ensureSufficientBalance(environment, takerQuantity, vaultAddress);
yield ensureFundOwner_1.ensureFundOwner(environment, contractAddress);
yield ensureIsNotShutDown_1.ensureIsNotShutDown(environment, hubAddress);
yield ensureTakePermitted_1.ensureTakePermitted(environment, contractAddress, Contracts_1.Exchanges.KyberNetwork, makerQuantity, takerQuantity, fillTakerQuantity);
});
const prepareArgs = (environment, { makerQuantity, takerQuantity, fillTakerQuantity = takerQuantity }, contractAddress) => __awaiter(this, void 0, void 0, function* () {
const exchangeIndex = yield getExchangeIndex_1.getExchangeIndex(environment, contractAddress, {
exchange: Contracts_1.Exchanges.KyberNetwork,
});
const takerAsset = takerQuantity.token.address;
const makerAsset = makerQuantity.token.address;
const takerAssetAmount = takerQuantity.quantity.toString();
const makerAssetAmount = makerQuantity.quantity.toString();
const fillTakerAmount = fillTakerQuantity.quantity.toString();
const args = [
exchangeIndex,
FunctionSignatures_1.FunctionSignatures.takeOrder,
[
emptyAddress_1.emptyAddress,
emptyAddress_1.emptyAddress,
makerAsset,
takerAsset,
emptyAddress_1.emptyAddress,
emptyAddress_1.emptyAddress,
],
[makerAssetAmount, takerAssetAmount, 0, 0, 0, 0, fillTakerAmount, 0],
web3Utils.padLeft('0x0', 64),
web3Utils.padLeft('0x0', 64),
web3Utils.padLeft('0x0', 64),
web3Utils.padLeft('0x0', 64),
];
return args;
});
const postProcess = (environment, receipt) => __awaiter(this, void 0, void 0, function* () {
const kyberTrade = R.path(['events', 'KyberTrade', 'returnValues'], receipt) ||
R.path(['events', 'TradeExecute', 'returnValues'], receipt);
ensure_1.ensure(!!kyberTrade, 'No KyberTrade event log found in receipt');
const weth = getTokenBySymbol_1.getTokenBySymbol(environment, 'WETH');
const srcToken = kyberTrade.srcToken || kyberTrade.src;
const sellToken = srcToken === kyberEthAddress_1.kyberEthAddress ? weth : yield getToken_1.getToken(environment, srcToken);
const buyToken = kyberTrade.destToken === kyberEthAddress_1.kyberEthAddress
? weth
: yield getToken_1.getToken(environment, kyberTrade.destToken);
const makerQuantity = token_math_1.createQuantity(buyToken, kyberTrade.destAmount);
const takerQuantity = token_math_1.createQuantity(sellToken, kyberTrade.srcAmount);
return {
makerQuantity,
takerQuantity,
};
});
const takeOrderOnKyber = transactionFactory_1.transactionFactory('callOnExchange', Contracts_1.Contracts.Trading, guard, prepareArgs, postProcess);
exports.takeOrderOnKyber = takeOrderOnKyber;