@lifi/sdk/src/_esm/core/UTXO/getUTXOBalance.js

LI.FI Any-to-Any Cross-Chain-Swap SDK

import { ChainId } from '@lifi/types';
import { getUTXOPublicClient } from './getUTXOPublicClient.js';
export const getUTXOBalance = async (walletAddress, tokens) => {
    if (tokens.length === 0) {
        return [];
    }
    const { chainId } = tokens[0];
    for (const token of tokens) {
        if (token.chainId !== chainId) {
            console.warn('Requested tokens have to be on the same chain.');
        }
    }
    const client = await getUTXOPublicClient(ChainId.BTC);
    const [balance, blockCount] = await Promise.all([
        client.getBalance({ address: walletAddress }),
        client.getBlockCount(),
    ]);
    return tokens.map((token) => ({
        ...token,
        amount: balance,
        blockNumber: BigInt(blockCount),
    }));
};
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