@melonproject/protocol
Version:
Technology Regulated and Operated Investment Funds
42 lines (41 loc) • 2.19 kB
JavaScript
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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 token_math_1 = require("@melonproject/token-math");
const getQuoteToken_1 = require("../calls/getQuoteToken");
const getContract_1 = require("../../../utils/solidity/getContract");
const Contracts_1 = require("../../../Contracts");
exports.getPrices = (environment, contractAddress, tokens) => __awaiter(this, void 0, void 0, function* () {
const quoteToken = yield getQuoteToken_1.getQuoteToken(environment, contractAddress);
const contract = yield getContract_1.getContract(environment, Contracts_1.Contracts.TestingPriceFeed, contractAddress);
const result = yield contract.methods
.getPrices(tokens.map(t => t.address))
.call();
const processResult = (price, timestamp) => ({
price,
timestamp,
});
const processed = R.zipWith(processResult, result['0'], result['1']);
const makePrice = (t, { price, timestamp }) => {
const base = token_math_1.createQuantity(t, token_math_1.appendDecimals(t, 1));
const quote = token_math_1.createQuantity(quoteToken, price);
return token_math_1.createPrice(base, quote);
};
const prices = R.zipWith(makePrice, tokens, processed);
return prices;
});