@orca-so/whirlpool-sdk/dist/offchain/orca-zp.js

Whirlpool SDK for the Orca protocol.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    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) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.OrcaZooplankton = void 0;
const axios_1 = __importDefault(require("axios"));
const CacheKey_Tokens = "tokens";
const CacheKey_Pools = "pools";
/**
 * Offchain data accessor.
 */
class OrcaZooplankton {
    constructor(dataSourceURI) {
        this._cache = new InternalZPCache();
        this._request = axios_1.default.create({ baseURL: dataSourceURI });
    }
    getTokens() {
        var _a;
        return __awaiter(this, void 0, void 0, function* () {
            try {
                const cachedResponse = this._cache.get(CacheKey_Tokens);
                if (cachedResponse) {
                    return cachedResponse;
                }
                const response = yield this._request.request({
                    url: "/token/list",
                    method: "get",
                    params: { whitelisted: true },
                });
                const tokens = (_a = response === null || response === void 0 ? void 0 : response.data) === null || _a === void 0 ? void 0 : _a.tokens;
                if (!tokens) {
                    return null;
                }
                const result = {};
                tokens.forEach((token) => {
                    result[token.mint] = {
                        mint: token.mint,
                        name: token.name,
                        symbol: token.symbol,
                        logoURI: token.logoURI,
                        whitelisted: token.whitelisted,
                        coingeckoId: token.coingeckoId,
                    };
                });
                this._cache.set(CacheKey_Tokens, result);
                return result;
            }
            catch (e) {
                console.error(e);
                return null;
            }
        });
    }
    getPools() {
        var _a;
        return __awaiter(this, void 0, void 0, function* () {
            try {
                const cachedResponse = this._cache.get(CacheKey_Pools);
                if (cachedResponse) {
                    return cachedResponse;
                }
                const response = yield this._request.request({
                    url: "/whirlpool/list",
                    method: "get",
                });
                const whirlpools = (_a = response === null || response === void 0 ? void 0 : response.data) === null || _a === void 0 ? void 0 : _a.whirlpools;
                if (!whirlpools) {
                    return null;
                }
                const result = {};
                whirlpools.forEach((pool) => {
                    result[pool.address] = {
                        address: pool.address,
                        whitelisted: pool.whitelisted,
                        tokenMintA: pool.tokenA.mint,
                        tokenMintB: pool.tokenB.mint,
                        stable: pool.stable,
                        price: pool.price,
                        lpsFeeRate: pool.lpFeeRate,
                        protocolFeeRate: pool.protocolFeeRate,
                        priceHistory: pool.priceRange,
                        tvl: pool.tvl,
                        volume: pool.volume,
                        feeApr: pool.feeApr,
                        reward0Apr: pool.reward0Apr,
                        reward1Apr: pool.reward1Apr,
                        reward2Apr: pool.reward2Apr,
                        totalApr: pool.totalApr,
                    };
                });
                this._cache.set(CacheKey_Pools, result);
                return result;
            }
            catch (e) {
                console.error(e);
                return null;
            }
        });
    }
}
exports.OrcaZooplankton = OrcaZooplankton;
/*** Internal Cache ***/
class InternalZPCache {
    constructor() {
        this._cache = {};
    }
    /**
     * Retrieves cached response if it exists and has not expired
     */
    get(key) {
        const content = this._cache[key];
        if (!content || Date.now() >= content.eol) {
            return null;
        }
        return content.value;
    }
    /**
     * Stores the response in cache with time-to-live default to 15 seconds.
     */
    set(key, value, ttl = 15000) {
        this._cache[key] = { value, eol: Date.now() + ttl };
    }
}