Method mintP2TRNote

src/btc/btc-wallet.ts:172–228

(
    payload: NotePayload,
    tokenAddresses: ISendToAddress[] | ISendToScript[],
    noteUtxos: IUtxo[],
    payUtxos?: IUtxo[],
    feePerKb?: number,
    locktime?: number
  )

  }

  async mintP2TRNote(
    payload: NotePayload,
    tokenAddresses: ISendToAddress[] | ISendToScript[],
    noteUtxos: IUtxo[],
    payUtxos?: IUtxo[],
    feePerKb?: number,
    locktime?: number
  ) {
    payUtxos = payUtxos ?? (await this.fetchAllAccountUtxos());
    feePerKb = feePerKb ?? (await this.getFeePerKb()).avgFee;
    const network =
      bitcoin.networks[
        this.config.network === "livenet" ? "bitcoin" : "testnet"
      ];

    const privateKeyBuffer = new PrivateKey(
      this.currentAccount.privateKey
    ).toBuffer();
    const privateKey = ECPair.fromPrivateKey(privateKeyBuffer);

    const estimatedPsbt = createP2TRNotePsbt(
      privateKey,
      payload,
      noteUtxos,
      payUtxos,
      tokenAddresses as ISendToAddress[],
      this.currentAccount.mainAddress!.address!,
      network,
      1000,
      locktime
    );

    const estimatedSize = estimatedPsbt.virtualSize();
    const realFee = Math.floor((estimatedSize * feePerKb) / 1000 + 1);

    const finalTx = createP2TRNotePsbt(
      privateKey,
      payload,
      noteUtxos,
      payUtxos,
      tokenAddresses as ISendToAddress[],
      this.currentAccount.mainAddress!.address!,
      network,
      realFee,
      locktime
    );

    return {
      txId: finalTx.getId(),
      txHex: finalTx.toHex(),
      psbtHex: estimatedPsbt.toHex(),
      noteUtxos,
      payUtxos,
      feePerKb,
      realFee,
    };
  }