Class: TransactionBuilder ​

The TransactionBuilder class provides helper methods to easily create standard types of transactions. It can only be instantiated from a Client with client.transactionBuilder().

Constructors ​

new TransactionBuilder() ​

new TransactionBuilder(): TransactionBuilder

Returns ​

TransactionBuilder

Methods ​

free() ​

free(): void

Returns ​

void

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2034

newAddStake() ​

static newAddStake(sender, staker_address, value, fee, validity_start_height, network_id): Transaction

Adds stake to a staker in the staking contract and transfers value amount of luna (NIM's smallest unit) from the sender account to this staker.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for value and fee do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• staker_address: Address

• value: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2099

newBasic() ​

static newBasic(sender, recipient, value, fee, validity_start_height, network_id): Transaction

Creates a basic transaction that transfers value amount of luna (NIM's smallest unit) from the sender to the recipient.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for value and fee do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• recipient: Address

• value: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2050

newBasicWithData() ​

static newBasicWithData(sender, recipient, data, value, fee, validity_start_height, network_id): Transaction

Creates a basic transaction that transfers value amount of luna (NIM's smallest unit) from the sender to the recipient. It can include arbitrary data, up to 64 bytes.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for value and fee do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• recipient: Address

• data: Uint8Array

• value: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2067

newCreateStaker() ​

static newCreateStaker(sender, delegation, value, fee, validity_start_height, network_id): Transaction

Creates a new staker in the staking contract and transfers value amount of luna (NIM's smallest unit) from the sender account to this new staker.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for value and fee do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• delegation: Address

• value: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2083

newCreateValidator() ​

static newCreateValidator(sender, reward_address, signing_key, voting_key_pair, signal_data, fee, validity_start_height, network_id): Transaction

Registers a new validator in the staking contract.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• reward_address: Address

• signing_key: PublicKey

• voting_key_pair: BLSKeyPair

• signal_data: string

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2177

newDeactivateValidator() ​

static newDeactivateValidator(sender, validator, fee, validity_start_height, network_id): Transaction

Deactivates a validator in the staking contract.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• validator: Address

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2208

newDeleteValidator() ​

static newDeleteValidator(sender, fee, validity_start_height, network_id): Transaction

Deleted a validator the staking contract. The deposit is returned to the Sender

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2221

newRemoveStake() ​

static newRemoveStake(recipient, value, fee, validity_start_height, network_id): Transaction

Removes stake from the staking contract and transfers value amount of luna (NIM's smallest unit) from the staker to the recipient.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for value and fee do not fit within a u64 or the networkId is unknown.

Parameters ​

• recipient: Address

• value: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2160

newRetireStake() ​

static newRetireStake(sender, retire_stake, fee, validity_start_height, network_id): Transaction

Retires a portion of the inactive stake balance of the staker. This is a signaling transaction and as such does not transfer any value.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for fee and retire_stake do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• retire_stake: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2145

newRetireValidator() ​

static newRetireValidator(sender, fee, validity_start_height, network_id): Transaction

Retires a validator in the staking contract.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2234

newSetActiveStake() ​

static newSetActiveStake(sender, new_active_balance, fee, validity_start_height, network_id): Transaction

Sets the active stake balance of the staker. This is a signaling transaction and as such does not transfer any value.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the numbers given for fee and new_active_balance do not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• new_active_balance: bigint

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2130

newUpdateStaker() ​

static newUpdateStaker(sender, new_delegation, reactivate_all_stake, fee, validity_start_height, network_id): Transaction

Updates a staker in the staking contract to stake for a different validator. This is a signaling transaction and as such does not transfer any value.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the number given for fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• new_delegation: Address

• reactivate_all_stake: boolean

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2115

newUpdateValidator() ​

static newUpdateValidator(sender, reward_address, signing_key, voting_key_pair, signal_data, fee, validity_start_height, network_id): Transaction

Updates parameters of a validator in the staking contract.

The returned transaction is not yet signed. You can sign it e.g. with tx.sign(keyPair).

Throws when the fee does not fit within a u64 or the networkId is unknown.

Parameters ​

• sender: Address

• reward_address: Address

• signing_key: PublicKey

• voting_key_pair: BLSKeyPair

• signal_data: string

• fee: bigint

• validity_start_height: number

• network_id: number

Returns ​

Transaction

Defined in ​

@nimiq/core/types/wasm/web.d.ts:2194