@xlink-network/xlink-sdk/lib/chunk-PDADMSDC.mjs

XLINK js SDK

import {
  getBTCPegInAddress
} from "./chunk-LZ7NVYPA.mjs";
import {
  calculateFee
} from "./chunk-STX72JIW.mjs";
import {
  requestAPI
} from "./chunk-3OBVOHLZ.mjs";
import {
  decodeHex
} from "./chunk-UZKY7HXV.mjs";
import {
  UnsupportedBridgeRouteError
} from "./chunk-KTUPNUM5.mjs";
import {
  KnownTokenId
} from "./chunk-GZDQGY7B.mjs";
import {
  BigNumber
} from "./chunk-KHTJNOQE.mjs";

// src/bitcoinUtils/apiHelpers/createBitcoinPegInRecipients.ts
import { estimateInputVSizeAfterSign } from "@c4/btc-utils";
import { toHex } from "viem";
var REVEAL_TX_OUTPUT_AMOUNT = 546n;
async function createBitcoinPegInRecipients(sdkContext, info) {
  const pegInAddress = await getBTCPegInAddress(info.fromChain, info.toChain);
  if (pegInAddress == null) {
    throw new UnsupportedBridgeRouteError(
      info.fromChain,
      info.toChain,
      KnownTokenId.Bitcoin.BTC
    );
  }
  const resp = await requestAPI(sdkContext, {
    path: `/2024-10-01/bitcoin/peg-in-recipients`,
    method: "POST",
    body: {
      fromChain: info.fromChain,
      toChain: info.toChain,
      fromToken: info.fromToken,
      toToken: info.toToken,
      fromAddress: {
        address: info.fromAddress.address,
        scriptPubKeyHex: toHex(info.fromAddress.scriptPubKey)
      },
      toAddress: info.toAddress,
      fromAmount: BigNumber.toString(info.fromAmount),
      orderDataHex: toHex(info.orderData)
    }
  });
  const recipient = resp.addresses.find(
    (address) => address.type === "commitOrder"
  );
  const revealInputSize = estimateInputVSizeAfterSign({
    addressType: "p2tr-leafScript",
    tapLeafScriptArgumentByteLengths: [
      /* signature */
      64
    ],
    tapLeafScriptByteLength: recipient.tapScriptHex.length / 2,
    controlBlockByteLength: 33
  });
  const { fee: newTxFee } = await calculateFee({
    recipientAddressScriptPubKeys: [pegInAddress.scriptPubKey],
    opReturnData: [],
    selectedUTXOs: [],
    feeRate: info.feeRate,
    extraSize: revealInputSize.inputSize + revealInputSize.witnessDataSize / 4
  });
  const revealUTXOSatsAmount = BigNumber.sum([
    newTxFee,
    REVEAL_TX_OUTPUT_AMOUNT
  ]);
  return {
    address: recipient.address,
    scriptPubKey: decodeHex(recipient.scriptPubKeyHex),
    satsAmount: BigNumber.toBigInt(
      { roundingMode: BigNumber.roundUp },
      revealUTXOSatsAmount
    )
  };
}

export {
  createBitcoinPegInRecipients
};
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