@hikaru-fi/swap-router/router/poolCache.js

Package for calculating optimal path for executing swaps

const { WeightedPool } = require("../poolMath/weightedPool/weightedPool");

/**
 * @typedef {Record<String, WeightedPool>} PoolDictionary
 * 
 */

/**
 * @type {PoolDictionary}
 */
let pools = {};

/**
 * @returns {PoolDictionary}
 */
function getPools() {
    return pools;
}

/**
 * @param {PoolDictionary} updatedPools 
 */
function setPools(updatedPools) {
    pools = updatedPools;
}


/**
 * 
 * @param {String[]} poolsToUpdate 
 * @param {BN[][]} newPoolBalances 
 */
function updatePoolBalances(poolsToUpdate, newPoolBalances) {
    poolsToUpdate.map((val, index) => pools[val].setBalances(newPoolBalances[index]));
}

module.exports = {
    getPools,
    setPools,
    updatePoolBalances
}