ExtPsbt

Class: ExtPsbt

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:97

Extends the standard Psbt class with additional functionality for OP_CAT transactions. Provides methods for:

Managing contract inputs/outputs
Handling UTXO spending
Calculating transaction fees and sizes
Finalizing and sealing transactions
Backtrace information for contract inputs
Change output management

Supports serialization to/from hex, base64 and buffer formats. Includes network-aware operations and signature handling.

Extends

Psbt

Implements

IExtPsbt

Constructors

new ExtPsbt()

new ExtPsbt(opts, data?): ExtPsbt

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:98

Parameters

opts

ExtPsbtOpts = {}

data?

Psbt

Returns

ExtPsbt

Overrides

Psbt.constructor

Properties

data

readonly data: Psbt

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:134

Implementation of

IExtPsbt.data

Inherited from

Psbt.data

Accessors

hashSpentDatas

Get Signature

get hashSpentDatas(): ByteString

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:232

Computes the hash of all spent data hashes in the PSBT. Concatenates all non-empty spent data hashes and returns their double SHA-256 hash.

Returns

ByteString

The hash256 of all spent data hashes concatenated together.

inputAmount

Get Signature

get inputAmount(): bigint

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:521

Gets the total input amount in satoshis as a bigint.

Returns

bigint

The sum of all input values in the PSBT.

inputCount

Get Signature

get inputCount(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:180

Returns

number

Implementation of

IExtPsbt.inputCount

Inherited from

Psbt.inputCount

isFinalized

Get Signature

get isFinalized(): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:736

Checks if all inputs in the PSBT are finalized.

Returns

boolean

True if all inputs are finalized, false otherwise.

Whether the PSBT is finalized.

Implementation of

IExtPsbt.isFinalized

isFinalizing

Get Signature

get isFinalizing(): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:669

Indicates whether the PSBT is currently in the process of being finalized.

Returns

boolean

True if the PSBT is being finalized, false otherwise.

Whether the PSBT starts finalizing.

Implementation of

IExtPsbt.isFinalizing

isSealed

Get Signature

get isSealed(): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:677

Indicates whether the PSBT (Partially Signed Bitcoin Transaction) is sealed. A sealed PSBT cannot be modified further.

Returns

boolean

locktime

Get Signature

get locktime(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:192

Returns

number

Set Signature

set locktime(locktime): void

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:196

Parameters

locktime

number

Returns

void

Implementation of

IExtPsbt.locktime

Inherited from

Psbt.locktime

outputAmount

Get Signature

get outputAmount(): bigint

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:532

Gets the total output amount of the PSBT transaction by summing up all output values.

Returns

bigint

The sum of all output values as a bigint.

txInputs

Get Signature

get txInputs(): PsbtTxInput[]

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:200

Returns

PsbtTxInput[]

Implementation of

IExtPsbt.txInputs

Inherited from

Psbt.txInputs

txOutputs

Get Signature

get txOutputs(): PsbtTxOutput[]

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:208

Returns

PsbtTxOutput[]

Implementation of

IExtPsbt.txOutputs

Inherited from

Psbt.txOutputs

unsignedTx

Get Signature

get unsignedTx(): Transaction

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:619

Gets the unsigned transaction from the PSBT's internal cache.

Returns

Transaction

The raw unsigned transaction object.

The unsigned transaction when the PSBT is not finalized. note:

Implementation of

IExtPsbt.unsignedTx

version

Get Signature

get version(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:184

Returns

number

Set Signature

set version(version): void

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:188

Parameters

version

number

Returns

void

Implementation of

IExtPsbt.version

Inherited from

Psbt.version

Methods

addContractInput()

addContractInput\<Contract>(contract, contractCall): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:390

Adds a contract input to the PSBT (Partially Signed Bitcoin Transaction).

Type Parameters

• Contract extends SmartContract\<StructObject>

Parameters

contract

Contract

The smart contract instance to add as input.

contractCall

ContractCall\<Contract>

The contract call containing the method and arguments.

Returns

this

The PSBT instance for method chaining.

Throws

Error if the contract does not have a bound UTXO.

Implementation of

IExtPsbt.addContractInput

addContractOutput()

addContractOutput\<Contract>(contract, satoshis): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:499

Adds a contract output to the PSBT (Partially Signed Opcat Transaction).

Type Parameters

• Contract extends SmartContract\<StructObject>

Type parameter extending SmartContract<OpcatState>

Parameters

contract

Contract

The smart contract instance to add as output

satoshis

number

The amount in satoshis to lock in this output

Returns

this

The PSBT instance for method chaining

Implementation of

IExtPsbt.addContractOutput

addInput()

addInput(inputData): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:272

Adds an extended PSBT input with optional finalizer and signature requests.

Calls parent class's addInput method
Validates PSBT isn't sealed
If input has a finalizer, caches the unlock script and sets the finalizer callback
Processes any signature requests for the input

Parameters

inputData

PsbtInputExtended

Extended PSBT input data containing optional finalizer and sigRequests

Returns

this

PSBT instance for chaining

Implementation of

IExtPsbt.addInput

Overrides

Psbt.addInput

addInputs()

addInputs(inputDatas): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:271

Parameters

inputDatas

PsbtInputExtended[]

Returns

this

Implementation of

IExtPsbt.addInputs

Inherited from

Psbt.addInputs

addOutput()

addOutput(outputData): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:342

Adds an extended output to the PSBT.

Parameters

outputData

PsbtOutputExtended

The extended output data to add

Returns

this

The PSBT instance for chaining

Throws

Error if the PSBT is already sealed

Implementation of

IExtPsbt.addOutput

Overrides

Psbt.addOutput

addOutputs()

addOutputs(outputDatas): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:301

Parameters

outputDatas

PsbtOutputExtended[]

Returns

this

Implementation of

IExtPsbt.addOutputs

Inherited from

Psbt.addOutputs

addUnknownKeyValToGlobal()

addUnknownKeyValToGlobal(keyVal): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:753

Parameters

keyVal

KeyValue

Returns

this

Implementation of

IExtPsbt.addUnknownKeyValToGlobal

Inherited from

Psbt.addUnknownKeyValToGlobal

addUnknownKeyValToInput()

addUnknownKeyValToInput(inputIndex, keyVal): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:758

Parameters

inputIndex

number

keyVal

KeyValue

Returns

this

Implementation of

IExtPsbt.addUnknownKeyValToInput

Inherited from

Psbt.addUnknownKeyValToInput

addUnknownKeyValToOutput()

addUnknownKeyValToOutput(outputIndex, keyVal): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:763

Parameters

outputIndex

number

keyVal

KeyValue

Returns

this

Implementation of

IExtPsbt.addUnknownKeyValToOutput

Inherited from

Psbt.addUnknownKeyValToOutput

calculateBacktraceInfo()

calculateBacktraceInfo(provider, prevPrevTxFinder?): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:960

Calculates backtrace information for contract inputs in the PSBT.

Iterates through all inputs and collects backtrace info for contract inputs. Uses the provided provider to fetch previous transaction data when needed.

Parameters

provider

UtxoProvider & ChainProvider

Provider interface for fetching UTXO and chain data

prevPrevTxFinder?

(prevTx, provider, inputIndex) => Promise\<string>

Optional function to find previous transactions

Returns

Promise\<void>

Promise that resolves when all backtrace info is calculated

change()

change(toAddr, feeRate, data?): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:544

Adds or updates a change output to the PSBT.

Parameters

toAddr

string

The address to receive the change.

feeRate

number

The fee rate to use for the change output.

data?

Optional data to include in the output (hex string or Uint8Array).

string | Uint8Array

Returns

this

The PSBT instance for chaining.

Implementation of

IExtPsbt.change

clearFinalizedInput()

clearFinalizedInput(inputIndex): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:768

Parameters

inputIndex

number

Returns

this

Implementation of

IExtPsbt.clearFinalizedInput

Inherited from

Psbt.clearFinalizedInput

clone()

clone(): Psbt

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:229

Returns

Psbt

Implementation of

IExtPsbt.clone

Inherited from

Psbt.clone

combine()

combine(...those): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:224

Parameters

those

...Psbt[]

Returns

this

Implementation of

IExtPsbt.combine

Inherited from

Psbt.combine

estimateFee()

estimateFee(feeRate): number

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:652

Estimates the transaction fee by multiplying the estimated size (in vbytes) by the given fee rate.

Parameters

feeRate

number

Fee rate in satoshis per virtual byte (sat/vbyte).

Returns

number

The estimated fee amount in satoshis.

Implementation of

IExtPsbt.estimateFee

estimateSize()

estimateSize(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:643

Estimates the total size of the PSBT by summing the unsigned transaction size and the size of unfinalized call arguments.

Returns

number

The estimated size in bytes.

Implementation of

IExtPsbt.estimateSize

extractTransaction()

extractTransaction(disableFeeCheck?): Transaction

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:337

Parameters

disableFeeCheck?

boolean

Returns

Transaction

Implementation of

IExtPsbt.extractTransaction

Inherited from

Psbt.extractTransaction

finalizeAllInputs()

finalizeAllInputs(): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:689

Finalizes all inputs in the PSBT by applying their respective finalizers. For each input, if a finalizer is present, it generates the unlocking script and creates a finalization function. After finalizing all inputs, it binds the contract UTXOs. Throws an error if any input fails to finalize.

Returns

this

The current PSBT instance for chaining.

Implementation of

IExtPsbt.finalizeAllInputs

Overrides

Psbt.finalizeAllInputs

finalizeInput()

finalizeInput(inputIndex, finalScriptsFunc?): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:373

Parameters

inputIndex

number

finalScriptsFunc?

FinalScriptsFunc

Returns

this

Implementation of

IExtPsbt.finalizeInput

Inherited from

Psbt.finalizeInput

getB2GInputUtxo()

getB2GInputUtxo(inputIndex): B2GUTXO

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:872

Retrieves the B2G UTXO (Unspent Transaction Output) for a specific input index.

Parameters

inputIndex

number

The index of the input to retrieve the UTXO for.

Returns

B2GUTXO

The B2G UTXO if found, otherwise undefined.

Implementation of

IExtPsbt.getB2GInputUtxo

getBacktraceInfo()

getBacktraceInfo(provider, inputIndex, prevPrevTxFinder): Promise\<BacktraceInfo>

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:929

Retrieves backtrace information for a PSBT input by fetching and analyzing previous transactions.

Parameters

provider

UtxoProvider & ChainProvider

Provider interface for fetching UTXO and chain data

inputIndex

number

Index of the input to trace back from

prevPrevTxFinder

(prevTx, provider, inputIndex) => Promise\<string>

Async function to locate the transaction before the previous transaction

Returns

Promise\<BacktraceInfo>

Promise resolving to backtrace information including:

     - Previous transaction input details
     - Input index in current transaction
     - Preimage of the transaction before previous transaction

getChangeInfo()

getChangeInfo(): TxOut

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:595

Gets the change output information from the PSBT transaction.

Returns

TxOut

An object containing the script hash, satoshis value, and data hash of the change output. If no change output exists, returns an empty TxOut with default values (empty script/data hash and 0 satoshis).

Throws

If the change output index is set but the output is not found at that index.

Implementation of

IExtPsbt.getChangeInfo

getChangeUTXO()

getChangeUTXO(): UTXO

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:881

Gets the change UTXO (Unspent Transaction Output) if it exists.

Returns

UTXO

The change UTXO if found, otherwise null.

Throws

If the change output index is defined but no output is found at that index.

getFee()

getFee(): bigint

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:358

Returns

bigint

Implementation of

IExtPsbt.getFee

Inherited from

Psbt.getFee

getFeeRate()

getFeeRate(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:349

Returns

number

Implementation of

IExtPsbt.getFeeRate

Inherited from

Psbt.getFeeRate

getInputContract()

getInputContract(inputIndex): SmartContract\<StructObject>

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:863

Gets the smart contract associated with a specific input index.

Parameters

inputIndex

number

The index of the input to retrieve the contract for

Returns

SmartContract\<StructObject>

The smart contract for the specified input, or undefined if not found

getInputCtx()

getInputCtx(inputIndex): InputContext

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:208

Gets the input context for the specified input index.

Parameters

inputIndex

number

The index of the input to retrieve context for

Returns

InputContext

The InputContext object associated with the specified input index

Implementation of

IExtPsbt.getInputCtx

getInputType()

getInputType(inputIndex): AllScriptType

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:412

Parameters

inputIndex

number

Returns

AllScriptType

Implementation of

IExtPsbt.getInputType

Inherited from

Psbt.getInputType

getlockTime()

getlockTime(): number

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:130

Gets the lock time (nLockTime) value from the unsigned transaction.

Returns

number

The lock time value as a number.

Implementation of

IExtPsbt.getlockTime

getSequence()

getSequence(inputIndex): number

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:123

Gets the sequence number for the specified input index.

Parameters

inputIndex

number

The index of the input in the transaction.

Returns

number

The sequence number of the input.

Implementation of

IExtPsbt.getSequence

getSig()

getSig(inputIndex, options): Sig

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:838

Retrieves a signature for a specific input in the PSBT.

Parameters

inputIndex

number

The index of the input to sign.

options

Omit\<ToSignInput, "index">

Signing options including address or public key.

Returns

Sig

The signature as a Sig object. If no signature is found, returns a default zero-filled signature.

Throws

May throw if the input index is invalid or if there are issues with public key conversion.

Implementation of

IExtPsbt.getSig

getSigHashType()

getSigHashType(inputIndex): SigHashType

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:199

Gets the signature hash type for the specified input index.

Parameters

inputIndex

number

The index of the input to get the signature hash type for.

Returns

SigHashType

The signature hash type for the specified input index.

Implementation of

IExtPsbt.getSigHashType

getSpentDataHashes()

getSpentDataHashes(): ByteString

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:217

Calculates and returns the concatenated SHA-256 hashes of all input OP_CAT UTXO data. Each input's data is hashed individually and the results are concatenated.

Returns

ByteString

The combined hashes of all input data as a ByteString.

Implementation of

IExtPsbt.getSpentDataHashes

getUtxo()

getUtxo(outputIndex): ExtUtxo

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:900

Retrieves the UTXO (Unspent Transaction Output) at the specified output index.

Parameters

outputIndex

number

The index of the output to retrieve

Returns

ExtUtxo

An ExtUtxo object containing the UTXO details

Throws

Error if the output at the specified index is not found

inputHasHDKey()

inputHasHDKey(inputIndex, root): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:428

Parameters

inputIndex

number

root

HDSigner

Returns

boolean

Implementation of

IExtPsbt.inputHasHDKey

Inherited from

Psbt.inputHasHDKey

inputHasPubkey()

inputHasPubkey(inputIndex, pubkey): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:423

Parameters

inputIndex

number

pubkey

Uint8Array

Returns

boolean

Implementation of

IExtPsbt.inputHasPubkey

Inherited from

Psbt.inputHasPubkey

isB2GUtxo()

isB2GUtxo(utxo): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:980

Checks if a given UTXO is a B2G (Back to Genesis) UTXO. A B2G UTXO is identified by the presence of a 'txHashPreimage' property in the object.

Parameters

utxo

object

The UTXO object to check

Returns

boolean

boolean indicating if the UTXO is a B2G UTXO

isContractInput()

isContractInput(inputIndex): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:759

Checks if the input at the specified index is a contract input.

Parameters

inputIndex

number

The index of the input to check.

Returns

boolean

True if the input is a contract input, false otherwise.

outputHasHDKey()

outputHasHDKey(outputIndex, root): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:440

Parameters

outputIndex

number

root

HDSigner

Returns

boolean

Implementation of

IExtPsbt.outputHasHDKey

Inherited from

Psbt.outputHasHDKey

outputHasPubkey()

outputHasPubkey(outputIndex, pubkey): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:436

Parameters

outputIndex

number

pubkey

Uint8Array

Returns

boolean

Implementation of

IExtPsbt.outputHasPubkey

Inherited from

Psbt.outputHasPubkey

psbtOptions()

psbtOptions(autoFinalized): SignOptions

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:812

Generates PSBT signing options based on signature requests.

Parameters

autoFinalized

boolean = false

Whether to automatically finalize the PSBT after signing (default: false)

Returns

SignOptions

SignOptions object containing signing inputs, or undefined if no signatures are required

removeInput()

removeInput(inputIndex): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:431

Removes an input from the PSBT at the specified index. This updates the unsigned transaction, input data, and clears related contract, UTXO, finalizer, and signature request mappings for the removed input.

Parameters

inputIndex

number

The index of the input to remove

Returns

this

The PSBT instance for method chaining

removeLastInput()

removeLastInput(): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:446

Removes the last input from the PSBT.

Returns

this

The modified PSBT instance for chaining.

Throws

If there are no inputs to remove.

seal()

seal(): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:1009

Finalizes the PSBT by calculating and caching input unlocking scripts, finalizing the change output if specified, and marking the transaction as sealed. Also calculates input contexts after sealing.

Returns

this

The sealed PSBT instance for method chaining.

setInputSequence()

setInputSequence(inputIndex, sequence): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:377

Sets the sequence number for the specified input.

Parameters

inputIndex

number

The index of the input to modify

sequence

number

The sequence number to set

Returns

this

The PSBT instance for method chaining

Throws

If the PSBT is sealed (immutable)

Implementation of

IExtPsbt.setInputSequence

Overrides

Psbt.setInputSequence

setLocktime()

setLocktime(locktime): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:365

Sets the locktime for the PSBT (Partially Signed Opcat Transaction).

Parameters

locktime

number

The locktime value to set (in blocks or timestamp)

Returns

this

The PSBT instance for chaining

Throws

Error if the PSBT is already sealed

Implementation of

IExtPsbt.setLocktime

Overrides

Psbt.setLocktime

setMaximumFeeRate()

setMaximumFeeRate(satoshiPerByte): void

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:236

Parameters

satoshiPerByte

number

Returns

void

Implementation of

IExtPsbt.setMaximumFeeRate

Inherited from

Psbt.setMaximumFeeRate

setSighashType()

setSighashType(inputIndex, sigHashType): void

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:182

Sets the sighash type for a specific input index. Throws an error if attempting to set a different sighash type for the same input index.

Parameters

inputIndex

number

The index of the input to set the sighash type for.

sigHashType

SigHashType

The sighash type to set.

Returns

void

Throws

If the sighash type differs from the previously set type for the same input index.

Implementation of

IExtPsbt.setSighashType

setVersion()

setVersion(version): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:354

Sets the version number of the PSBT.

Parameters

version

number

The version number to set.

Returns

this

The PSBT instance for chaining.

Throws

Error if the PSBT is sealed.

Implementation of

IExtPsbt.setVersion

Overrides

Psbt.setVersion

signAllInputs()

signAllInputs(keyPair, sighashTypes?): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:596

Parameters

keyPair

Signer

sighashTypes?

number[]

Returns

this

Implementation of

IExtPsbt.signAllInputs

Inherited from

Psbt.signAllInputs

signAllInputsAsync()

signAllInputsAsync(keyPair, sighashTypes?): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:618

Parameters

keyPair

Signer | SignerAsync

sighashTypes?

number[]

Returns

Promise\<void>

Implementation of

IExtPsbt.signAllInputsAsync

Inherited from

Psbt.signAllInputsAsync

signAllInputsHD()

signAllInputsHD(hdKeyPair, sighashTypes): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:503

Parameters

hdKeyPair

HDSigner

sighashTypes

number[] = ...

Returns

this

Implementation of

IExtPsbt.signAllInputsHD

Inherited from

Psbt.signAllInputsHD

signAllInputsHDAsync()

signAllInputsHDAsync(hdKeyPair, sighashTypes): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:526

Parameters

hdKeyPair

HDSigner | HDSignerAsync

sighashTypes

number[] = ...

Returns

Promise\<void>

Implementation of

IExtPsbt.signAllInputsHDAsync

Inherited from

Psbt.signAllInputsHDAsync

signAndFinalize()

signAndFinalize(signer): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:113

Signs the PSBT with the provided signer and finalizes all inputs.

Parameters

signer

Signer

The signer instance used to sign the PSBT.

Returns

Promise\<void>

A promise that resolves when signing and finalization are complete.

Implementation of

IExtPsbt.signAndFinalize

signInput()

signInput(inputIndex, keyPair, sighashTypes?): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:652

Parameters

inputIndex

number

keyPair

Signer

sighashTypes?

number[]

Returns

this

Implementation of

IExtPsbt.signInput

Inherited from

Psbt.signInput

signInputAsync()

signInputAsync(inputIndex, keyPair, sighashTypes?): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:685

Parameters

inputIndex

number

keyPair

Signer | SignerAsync

sighashTypes?

number[]

Returns

Promise\<void>

Implementation of

IExtPsbt.signInputAsync

Inherited from

Psbt.signInputAsync

signInputHD()

signInputHD(inputIndex, hdKeyPair, sighashTypes): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:558

Parameters

inputIndex

number

hdKeyPair

HDSigner

sighashTypes

number[] = ...

Returns

this

Implementation of

IExtPsbt.signInputHD

Inherited from

Psbt.signInputHD

signInputHDAsync()

signInputHDAsync(inputIndex, hdKeyPair, sighashTypes): Promise\<void>

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:575

Parameters

inputIndex

number

hdKeyPair

HDSigner | HDSignerAsync

sighashTypes

number[] = ...

Returns

Promise\<void>

Implementation of

IExtPsbt.signInputHDAsync

Inherited from

Psbt.signInputHDAsync

spendUTXO()

spendUTXO(utxos): this

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:299

Add input(s) for current psbt to spend the utxos.

Parameters

utxos

the utxos to spend

ExtUtxo | ExtUtxo[]

Returns

this

this

toBase64()

toBase64(): string

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:1055

Converts the PSBT to Base64 string representation.

Returns

string

Base64 encoded PSBT data

Throws

If the PSBT is not sealed (must call seal() first)

Implementation of

IExtPsbt.toBase64

Overrides

Psbt.toBase64

toBuffer()

toBuffer(): Uint8Array

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:1029

Converts the PSBT to a Uint8Array buffer.

Returns

Uint8Array

The serialized PSBT buffer.

Throws

If the PSBT is not sealed (must call seal() first).

Implementation of

IExtPsbt.toBuffer

Overrides

Psbt.toBuffer

toHex()

toHex(): string

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:1043

Converts the PSBT to a hexadecimal string representation.

Returns

string

The hexadecimal string representation of the PSBT.

Throws

If the PSBT is not sealed (must call seal() first).

Implementation of

IExtPsbt.toHex

Overrides

Psbt.toHex

txHashPreimage()

txHashPreimage(): string

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:993

Generates the transaction hash preimage for the PSBT.

Returns

string

The transaction hash preimage as a hexadecimal string.

Throws

If the PSBT is not sealed (must call seal() first).

updateGlobal()

updateGlobal(updateData): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:738

Parameters

updateData

PsbtGlobalUpdate

Returns

this

Implementation of

IExtPsbt.updateGlobal

Inherited from

Psbt.updateGlobal

updateInput()

updateInput(inputIndex, updateData): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:743

Parameters

inputIndex

number

updateData

PsbtInputUpdate

Returns

this

Implementation of

IExtPsbt.updateInput

Inherited from

Psbt.updateInput

updateOutput()

updateOutput(outputIndex, updateData): this

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:748

Parameters

outputIndex

number

updateData

PsbtOutputUpdate

Returns

this

Implementation of

IExtPsbt.updateOutput

Inherited from

Psbt.updateOutput

validateSignaturesOfAllInputs()

validateSignaturesOfAllInputs(validator): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:448

Parameters

validator

ValidateSigFunction

Returns

boolean

Implementation of

IExtPsbt.validateSignaturesOfAllInputs

Inherited from

Psbt.validateSignaturesOfAllInputs

validateSignaturesOfInput()

validateSignaturesOfInput(inputIndex, validator, pubkey?): boolean

Defined in: packages/scrypt-ts-opcat/src/psbt/psbt.ts:456

Parameters

inputIndex

number

validator

ValidateSigFunction

pubkey?

Uint8Array

Returns

boolean

Implementation of

IExtPsbt.validateSignaturesOfInput

Inherited from

Psbt.validateSignaturesOfInput

fromBase64()

static fromBase64(data, opts): ExtPsbt

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:140

Creates an ExtPsbt instance from a base64-encoded string.

Parameters

data

string

The base64-encoded PSBT data

opts

ExtPsbtOpts = {}

Optional configuration options for the ExtPsbt

Returns

ExtPsbt

A new ExtPsbt instance

Overrides

Psbt.fromBase64

fromBuffer()

static fromBuffer(buffer, opts): ExtPsbt

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:162

Creates an ExtPsbt instance from a buffer containing PSBT data.

Parameters

buffer

Uint8Array

The buffer containing the PSBT data.

opts

ExtPsbtOpts = {}

Optional parameters including network configuration.

Returns

ExtPsbt

A new ExtPsbt instance initialized with the PSBT data.

Overrides

Psbt.fromBuffer

fromHex()

static fromHex(data, opts): ExtPsbt

Defined in: packages/scrypt-ts-opcat/src/psbt/extPsbt.ts:151

Creates an ExtPsbt instance from a hex string.

Parameters

data

string

Hex string representation of the PSBT data

opts

ExtPsbtOpts = {}

Optional configuration options for the ExtPsbt

Returns

ExtPsbt

A new ExtPsbt instance

Overrides

Psbt.fromHex

Class: ExtPsbt

Extends​

Implements​

Constructors​

new ExtPsbt()​

Parameters​

opts​

data?​

Returns​

Overrides​

Properties​

data​

Implementation of​

Inherited from​

Accessors​

hashSpentDatas​

Get Signature​

Returns​

inputAmount​

Get Signature​

Returns​

inputCount​

Get Signature​

Returns​

Implementation of​

Inherited from​

isFinalized​

Get Signature​

Returns​

Implementation of​

isFinalizing​

Get Signature​

Returns​

Implementation of​

isSealed​

Get Signature​

Returns​

locktime​

Get Signature​

Returns​

Set Signature​

Parameters​

locktime​

Returns​

Implementation of​

Inherited from​

outputAmount​

Get Signature​

Returns​

txInputs​

Get Signature​

Returns​

Implementation of​

Inherited from​

txOutputs​

Get Signature​

Returns​

Implementation of​

Inherited from​

unsignedTx​

Get Signature​

Returns​

Implementation of​

version​

Get Signature​

Returns​

Set Signature​

Parameters​

version​

Returns​

Implementation of​

Inherited from​

Methods​

addContractInput()​

Type Parameters​

Parameters​

contract​

contractCall​

Returns​

Throws​

Extends

Implements

Constructors

new ExtPsbt()

Parameters

opts

data?

Returns

Overrides

Properties

data

Implementation of

Inherited from

Accessors

hashSpentDatas

Get Signature

Returns

inputAmount

Get Signature

Returns

inputCount

Get Signature

Returns

Implementation of

Inherited from

isFinalized

Get Signature

Returns

Implementation of

isFinalizing

Get Signature

Returns

Implementation of

isSealed

Get Signature

Returns

locktime

Get Signature

Returns

Set Signature

Parameters

locktime

Returns

Implementation of

Inherited from

outputAmount

Get Signature

Returns

txInputs

Get Signature

Returns

Implementation of

Inherited from

txOutputs

Get Signature

Returns

Implementation of

Inherited from

unsignedTx

Get Signature

Returns

Implementation of

version

Get Signature

Returns

Set Signature

Parameters

version

Returns

Implementation of

Inherited from

Methods

addContractInput()

Type Parameters

Parameters

contract

contractCall

Returns

Throws

Implementation of