@okxweb3/coin-bitcoin/dist/cat20/transaction/merge.js

@ok/coin-bitcoin is a Bitcoin SDK for building Web3 wallets and applications. It supports BTC, BSV, DOGE, LTC, and TBTC, enabling private key management, transaction signing, address generation, and inscriptions like BRC-20, Runes, CAT, and Atomicals.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.mergeFee = void 0;
const common_1 = require("../common");
function mergeFee(ecKey, feeUtxos, feeRate) {
    const address = ecKey.getAddress();
    const mergeTx = new common_1.btc.Transaction()
        .from(feeUtxos)
        .feePerByte(feeRate)
        .change(address);
    if (mergeTx.getChangeOutput() === null) {
        throw new Error('Insufficient satoshis balance!');
    }
    const output = mergeTx.outputs[0];
    output.satoshis -= 1;
    if (ecKey.hasPrivateKey()) {
        ecKey.signTx(mergeTx);
    }
    const mergedFeeUtxo = {
        address,
        txId: mergeTx.id,
        outputIndex: 0,
        script: output.script,
        satoshis: output.satoshis,
    };
    return {
        mergeTx,
        feeUtxo: mergedFeeUtxo,
    };
}
exports.mergeFee = mergeFee;
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