/
NamespaceRegistrationTransaction.ts
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/
NamespaceRegistrationTransaction.ts
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/*
* Copyright 2018 NEM
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import {
AmountDto,
BlockDurationDto,
EmbeddedNamespaceRegistrationTransactionBuilder,
EmbeddedTransactionBuilder,
NamespaceRegistrationTransactionBuilder,
TimestampDto,
TransactionBuilder,
} from 'catbuffer-typescript';
import { Convert } from '../../core/format';
import * as Utilities from '../../core/format/Utilities';
import { NamespaceMosaicIdGenerator } from '../../infrastructure/transaction';
import { Address, PublicAccount } from '../account';
import { NamespaceId, NamespaceRegistrationType } from '../namespace';
import { NetworkType } from '../network';
import { UInt64 } from '../UInt64';
import { Deadline } from './Deadline';
import { InnerTransaction } from './InnerTransaction';
import { Transaction } from './Transaction';
import { TransactionInfo } from './TransactionInfo';
import { TransactionType } from './TransactionType';
import { TransactionVersion } from './TransactionVersion';
/**
* Accounts can rent a namespace for an amount of blocks and after a this renew the contract.
* This is done via a NamespaceRegistrationTransaction.
*/
export class NamespaceRegistrationTransaction extends Transaction {
/**
* Create a root namespace object
* @param deadline - The deadline to include the transaction.
* @param namespaceName - The namespace name.
* @param duration - The duration of the namespace.
* @param networkType - The network type.
* @param maxFee - (Optional) Max fee defined by the sender
* @param signature - (Optional) Transaction signature
* @param signer - (Optional) Signer public account
* @returns {NamespaceRegistrationTransaction}
*/
public static createRootNamespace(
deadline: Deadline,
namespaceName: string,
duration: UInt64,
networkType: NetworkType,
maxFee: UInt64 = new UInt64([0, 0]),
signature?: string,
signer?: PublicAccount,
): NamespaceRegistrationTransaction {
return new NamespaceRegistrationTransaction(
networkType,
TransactionVersion.NAMESPACE_REGISTRATION,
deadline,
maxFee,
NamespaceRegistrationType.RootNamespace,
namespaceName,
new NamespaceId(namespaceName),
duration,
undefined,
signature,
signer,
);
}
/**
* Create a sub namespace object
* @param deadline - The deadline to include the transaction.
* @param namespaceName - The namespace name.
* @param parentNamespace - The parent namespace name.
* @param networkType - The network type.
* @param maxFee - (Optional) Max fee defined by the sender
* @param signature - Transaction signature
* @param signer - Signer public account
* @returns {NamespaceRegistrationTransaction}
*/
public static createSubNamespace(
deadline: Deadline,
namespaceName: string,
parentNamespace: string | NamespaceId,
networkType: NetworkType,
maxFee: UInt64 = new UInt64([0, 0]),
signature?: string,
signer?: PublicAccount,
): NamespaceRegistrationTransaction {
let parentId: NamespaceId;
if (typeof parentNamespace === 'string') {
parentId = new NamespaceId(NamespaceMosaicIdGenerator.subnamespaceParentId(parentNamespace, namespaceName));
} else {
parentId = parentNamespace;
}
const namespaceId =
typeof parentNamespace === 'string'
? new NamespaceId(NamespaceMosaicIdGenerator.subnamespaceNamespaceId(parentNamespace, namespaceName))
: new NamespaceId(Utilities.generateNamespaceId(parentId.id.toDTO(), namespaceName));
return new NamespaceRegistrationTransaction(
networkType,
TransactionVersion.NAMESPACE_REGISTRATION,
deadline,
maxFee,
NamespaceRegistrationType.SubNamespace,
namespaceName,
namespaceId,
undefined,
parentId,
signature,
signer,
);
}
/**
* @param networkType
* @param version
* @param deadline
* @param maxFee
* @param registrationType
* @param namespaceName
* @param namespaceId
* @param duration
* @param parentId
* @param signature
* @param signer
* @param transactionInfo
*/
constructor(
networkType: NetworkType,
version: number,
deadline: Deadline,
maxFee: UInt64,
/**
* The namespace type could be namespace or sub namespace
*/
public readonly registrationType: NamespaceRegistrationType,
/**
* The namespace name
*/
public readonly namespaceName: string,
/**
* The id of the namespace derived from namespaceName.
* When creating a sub namespace the namespaceId is derived from namespaceName and parentName.
*/
public readonly namespaceId: NamespaceId,
/**
* The number of blocks a namespace is active
*/
public readonly duration?: UInt64,
/**
* The id of the parent sub namespace
*/
public readonly parentId?: NamespaceId,
signature?: string,
signer?: PublicAccount,
transactionInfo?: TransactionInfo,
) {
super(TransactionType.NAMESPACE_REGISTRATION, networkType, version, deadline, maxFee, signature, signer, transactionInfo);
}
/**
* Create a transaction object from payload
* @param {string} payload Binary payload
* @param {Boolean} isEmbedded Is embedded transaction (Default: false)
* @returns {Transaction | InnerTransaction}
*/
public static createFromPayload(payload: string, isEmbedded = false): Transaction | InnerTransaction {
const builder = isEmbedded
? EmbeddedNamespaceRegistrationTransactionBuilder.loadFromBinary(Convert.hexToUint8(payload))
: NamespaceRegistrationTransactionBuilder.loadFromBinary(Convert.hexToUint8(payload));
const registrationType = builder.getRegistrationType().valueOf();
const signerPublicKey = Convert.uint8ToHex(builder.getSignerPublicKey().key);
const networkType = builder.getNetwork().valueOf();
const signature = Transaction.getSignatureFromPayload(payload, isEmbedded);
const transaction =
registrationType === NamespaceRegistrationType.RootNamespace
? NamespaceRegistrationTransaction.createRootNamespace(
isEmbedded
? Deadline.createEmtpy()
: Deadline.createFromDTO((builder as NamespaceRegistrationTransactionBuilder).getDeadline().timestamp),
Convert.decodeHex(Convert.uint8ToHex(builder.getName())),
new UInt64(builder.getDuration()!.blockDuration),
networkType,
isEmbedded ? new UInt64([0, 0]) : new UInt64((builder as NamespaceRegistrationTransactionBuilder).fee.amount),
signature,
signerPublicKey.match(`^[0]+$`) ? undefined : PublicAccount.createFromPublicKey(signerPublicKey, networkType),
)
: NamespaceRegistrationTransaction.createSubNamespace(
isEmbedded
? Deadline.createEmtpy()
: Deadline.createFromDTO((builder as NamespaceRegistrationTransactionBuilder).getDeadline().timestamp),
Convert.decodeHex(Convert.uint8ToHex(builder.getName())),
new NamespaceId(builder.getParentId()!.namespaceId),
networkType,
isEmbedded ? new UInt64([0, 0]) : new UInt64((builder as NamespaceRegistrationTransactionBuilder).fee.amount),
signature,
signerPublicKey.match(`^[0]+$`) ? undefined : PublicAccount.createFromPublicKey(signerPublicKey, networkType),
);
return isEmbedded ? transaction.toAggregate(PublicAccount.createFromPublicKey(signerPublicKey, networkType)) : transaction;
}
/**
* @internal
* @returns {TransactionBuilder}
*/
protected createBuilder(): TransactionBuilder {
let transactionBuilder: NamespaceRegistrationTransactionBuilder;
if (this.registrationType === NamespaceRegistrationType.RootNamespace) {
transactionBuilder = NamespaceRegistrationTransactionBuilder.createNamespaceRegistrationTransactionBuilderRoot(
this.getSignatureAsBuilder(),
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.NAMESPACE_REGISTRATION.valueOf(),
new AmountDto(this.maxFee.toDTO()),
new TimestampDto(this.deadline.toDTO()),
new BlockDurationDto(this.duration!.toDTO()),
this.namespaceId.toBuilder(),
Convert.hexToUint8(Convert.utf8ToHex(this.namespaceName)),
);
} else {
transactionBuilder = NamespaceRegistrationTransactionBuilder.createNamespaceRegistrationTransactionBuilderChild(
this.getSignatureAsBuilder(),
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.NAMESPACE_REGISTRATION.valueOf(),
new AmountDto(this.maxFee.toDTO()),
new TimestampDto(this.deadline.toDTO()),
this.parentId!.toBuilder(),
this.namespaceId.toBuilder(),
Convert.hexToUint8(Convert.utf8ToHex(this.namespaceName)),
);
}
return transactionBuilder;
}
/**
* @internal
* @returns {EmbeddedTransactionBuilder}
*/
public toEmbeddedTransaction(): EmbeddedTransactionBuilder {
if (this.registrationType === NamespaceRegistrationType.RootNamespace) {
return EmbeddedNamespaceRegistrationTransactionBuilder.createEmbeddedNamespaceRegistrationTransactionBuilderRoot(
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.NAMESPACE_REGISTRATION.valueOf(),
new BlockDurationDto(this.duration!.toDTO()),
this.namespaceId.toBuilder(),
Convert.hexToUint8(Convert.utf8ToHex(this.namespaceName)),
);
}
return EmbeddedNamespaceRegistrationTransactionBuilder.createEmbeddedNamespaceRegistrationTransactionBuilderChild(
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.NAMESPACE_REGISTRATION.valueOf(),
this.parentId!.toBuilder(),
this.namespaceId.toBuilder(),
Convert.hexToUint8(Convert.utf8ToHex(this.namespaceName)),
);
}
/**
* @internal
* @returns {NamespaceRegistrationTransaction}
*/
resolveAliases(): NamespaceRegistrationTransaction {
return this;
}
/**
* @internal
* Check a given address should be notified in websocket channels
* @param address address to be notified
* @returns {boolean}
*/
public shouldNotifyAccount(address: Address): boolean {
return super.isSigned(address);
}
}