spotPrice.js

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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Object.defineProperty(exports, "__esModule", { value: true });
var sdk_1 = require("@balancer-labs/sdk");
function getSpotPrice() {
    return __awaiter(this, void 0, void 0, function () {
        var config, balancer, pools, poolId, pool, spotPrice, result, balbalance, wethbalance, balwt, wethwt, price, revPrice, test, error_1;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    _a.trys.push([0, 5, , 6]);
                    config = {
                        network: sdk_1.Network.MAINNET,
                        rpcUrl: "https://mainnet.infura.io/v3/f5363227615e463db096757712e53f20",
                    };
                    balancer = new sdk_1.BalancerSDK(config);
                    pools = balancer.data.pools;
                    poolId = '0x5c6ee304399dbdb9c8ef030ab642b10820db8f56000200000000000000000014';
                    return [4 /*yield*/, balancer.pools.find(poolId)];
                case 1:
                    pool = _a.sent();
                    if (!pool) {
                        throw new Error('Pool not found');
                    }
                    return [4 /*yield*/, pool.calcSpotPrice('0xba100000625a3754423978a60c9317c58a424e3D', // BAL
                        '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2' // WETH
                        )];
                case 2:
                    spotPrice = _a.sent();
                    result = void 0;
                    return [4 /*yield*/, pools.all()];
                case 3:
                    result = _a.sent(); // Assign result the value of pools.all()
                    balbalance = parseFloat(pool.tokens[0].balance || '0');
                    wethbalance = parseFloat(pool.tokens[1].balance || '0');
                    balwt = parseFloat(pool.tokens[0].weight || '0');
                    wethwt = parseFloat(pool.tokens[1].weight || '0');
                    if (isNaN(balbalance) || isNaN(wethbalance || balwt || wethwt)) {
                        throw new sdk_1.BalancerError(sdk_1.BalancerErrorCode.MISSING_TOKENS);
                    }
                    price = (balbalance / wethbalance) * (wethwt / balwt);
                    console.log('WeTH/BAL', price + (price * parseFloat(pool.swapFee)));
                    console.log(price);
                    revPrice = (wethbalance / balbalance) * (balwt / wethwt);
                    console.log('revPrice', revPrice);
                    return [4 /*yield*/, balancer.contracts.vault.getPoolTokenInfo('0x5c6ee304399dbdb9c8ef030ab642b10820db8f56000200000000000000000014', '0xba100000625a3754423978a60c9317c58a424e3D')];
                case 4:
                    test = _a.sent();
                    console.log(test);
                    return [3 /*break*/, 6];
                case 5:
                    error_1 = _a.sent();
                    console.error('An error occurred:', error_1);
                    return [3 /*break*/, 6];
                case 6: return [2 /*return*/];
            }
        });
    });
}
getSpotPrice();