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MultisigAccountModificationTransaction.ts
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MultisigAccountModificationTransaction.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,
EmbeddedMultisigAccountModificationTransactionBuilder,
EmbeddedTransactionBuilder,
MultisigAccountModificationTransactionBuilder,
TimestampDto,
TransactionBuilder,
UnresolvedAddressDto,
} from 'catbuffer-typescript';
import { Convert } from '../../core/format';
import { UnresolvedMapping } from '../../core/utils/UnresolvedMapping';
import { PublicAccount } from '../account/PublicAccount';
import { UnresolvedAddress } from '../account/UnresolvedAddress';
import { NetworkType } from '../network/NetworkType';
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';
/**
* Modify multisig account transactions are part of the NEM's multisig account system.
* A modify multisig account transaction holds an array of multisig cosignatory modifications,
* min number of signatures to approve a transaction and a min number of signatures to remove a cosignatory.
* @since 1.0
*/
export class MultisigAccountModificationTransaction extends Transaction {
/**
* Create a modify multisig account transaction object
* @param deadline - The deadline to include the transaction.
* @param minApprovalDelta - The min approval relative change.
* @param minRemovalDelta - The min removal relative change.
* @param addressAdditions - Cosignatory address additions.
* @param addressDeletions - Cosignatory address deletions.
* @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 {MultisigAccountModificationTransaction}
*/
public static create(
deadline: Deadline,
minApprovalDelta: number,
minRemovalDelta: number,
addressAdditions: UnresolvedAddress[],
addressDeletions: UnresolvedAddress[],
networkType: NetworkType,
maxFee: UInt64 = new UInt64([0, 0]),
signature?: string,
signer?: PublicAccount,
): MultisigAccountModificationTransaction {
return new MultisigAccountModificationTransaction(
networkType,
TransactionVersion.MULTISIG_ACCOUNT_MODIFICATION,
deadline,
maxFee,
minApprovalDelta,
minRemovalDelta,
addressAdditions,
addressDeletions,
signature,
signer,
);
}
/**
* @param networkType
* @param version
* @param deadline
* @param maxFee
* @param minApprovalDelta
* @param minRemovalDelta
* @param addressAdditions
* @param addressDeletions
* @param signature
* @param signer
* @param transactionInfo
*/
constructor(
networkType: NetworkType,
version: number,
deadline: Deadline,
maxFee: UInt64,
/**
* The number of signatures needed to approve a transaction.
* If we are modifying and existing multi-signature account this indicates the relative change of the minimum cosignatories.
*/
public readonly minApprovalDelta: number,
/**
* The number of signatures needed to remove a cosignatory.
* If we are modifying and existing multi-signature account this indicates the relative change of the minimum cosignatories.
*/
public readonly minRemovalDelta: number,
/**
* The Cosignatory address additions.
*/
public readonly addressAdditions: UnresolvedAddress[],
/**
* The Cosignatory address deletion.
*/
public readonly addressDeletions: UnresolvedAddress[],
signature?: string,
signer?: PublicAccount,
transactionInfo?: TransactionInfo,
) {
super(TransactionType.MULTISIG_ACCOUNT_MODIFICATION, 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
? EmbeddedMultisigAccountModificationTransactionBuilder.loadFromBinary(Convert.hexToUint8(payload))
: MultisigAccountModificationTransactionBuilder.loadFromBinary(Convert.hexToUint8(payload));
const signerPublicKey = Convert.uint8ToHex(builder.getSignerPublicKey().key);
const networkType = builder.getNetwork().valueOf();
const signature = Transaction.getSignatureFromPayload(payload, isEmbedded);
const transaction = MultisigAccountModificationTransaction.create(
isEmbedded
? Deadline.createEmtpy()
: Deadline.createFromDTO((builder as MultisigAccountModificationTransactionBuilder).getDeadline().timestamp),
builder.getMinApprovalDelta(),
builder.getMinRemovalDelta(),
builder.getAddressAdditions().map((addition) => {
return UnresolvedMapping.toUnresolvedAddress(Convert.uint8ToHex(addition.unresolvedAddress));
}),
builder.getAddressDeletions().map((deletion) => {
return UnresolvedMapping.toUnresolvedAddress(Convert.uint8ToHex(deletion.unresolvedAddress));
}),
networkType,
isEmbedded ? new UInt64([0, 0]) : new UInt64((builder as MultisigAccountModificationTransactionBuilder).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 {
const transactionBuilder = new MultisigAccountModificationTransactionBuilder(
this.getSignatureAsBuilder(),
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.MULTISIG_ACCOUNT_MODIFICATION.valueOf(),
new AmountDto(this.maxFee.toDTO()),
new TimestampDto(this.deadline.toDTO()),
this.minRemovalDelta,
this.minApprovalDelta,
this.addressAdditions.map((addition) => {
return new UnresolvedAddressDto(addition.encodeUnresolvedAddress(this.networkType));
}),
this.addressDeletions.map((deletion) => {
return new UnresolvedAddressDto(deletion.encodeUnresolvedAddress(this.networkType));
}),
);
return transactionBuilder;
}
/**
* @internal
* @returns {EmbeddedTransactionBuilder}
*/
public toEmbeddedTransaction(): EmbeddedTransactionBuilder {
return new EmbeddedMultisigAccountModificationTransactionBuilder(
this.getSignerAsBuilder(),
this.versionToDTO(),
this.networkType.valueOf(),
TransactionType.MULTISIG_ACCOUNT_MODIFICATION.valueOf(),
this.minRemovalDelta,
this.minApprovalDelta,
this.addressAdditions.map((addition) => {
return new UnresolvedAddressDto(addition.encodeUnresolvedAddress(this.networkType));
}),
this.addressDeletions.map((deletion) => {
return new UnresolvedAddressDto(deletion.encodeUnresolvedAddress(this.networkType));
}),
);
}
/**
* @internal
* @returns {MultisigAccountModificationTransaction}
*/
resolveAliases(): MultisigAccountModificationTransaction {
return this;
}
/**
* @internal
* Check a given address should be notified in websocket channels
* @param address address to be notified
* @returns {boolean}
*/
public shouldNotifyAccount(address: UnresolvedAddress): boolean {
return (
super.isSigned(address) ||
this.addressAdditions.find((_) => _.equals(address)) !== undefined ||
this.addressDeletions.find((_) => _.equals(address)) !== undefined
);
}
}