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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@bitgo/sdk-coin-hbar/node_modules/@hashgraph/sdk/src/topic
Просмотр файла: TopicMessageSubmitTransaction.js
/*-
*
* Hedera JavaScript SDK
*
* Copyright (C) 2020 - 2022 Hedera Hashgraph, LLC
*
* 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 Transaction, {
TRANSACTION_REGISTRY,
CHUNK_SIZE,
} from "../transaction/Transaction.js";
import TopicId from "./TopicId.js";
import * as utf8 from "../encoding/utf8.js";
import TransactionId from "../transaction/TransactionId.js";
import Timestamp from "../Timestamp.js";
import * as util from "../util.js";
/**
* @namespace proto
* @typedef {import("@hashgraph/proto").proto.IConsensusSubmitMessageTransactionBody} HashgraphProto.proto.IConsensusSubmitMessageTransactionBody
* @typedef {import("@hashgraph/proto").proto.ITransaction} HashgraphProto.proto.ITransaction
* @typedef {import("@hashgraph/proto").proto.ISignedTransaction} HashgraphProto.proto.ISignedTransaction
* @typedef {import("@hashgraph/proto").proto.TransactionBody} HashgraphProto.proto.TransactionBody
* @typedef {import("@hashgraph/proto").proto.ITransactionBody} HashgraphProto.proto.ITransactionBody
* @typedef {import("@hashgraph/proto").proto.ITransactionResponse} HashgraphProto.proto.ITransactionResponse
* @typedef {import("@hashgraph/proto").proto.IConsensusMessageChunkInfo} HashgraphProto.proto.IConsensusMessageChunkInfo
*/
/**
* @typedef {import("../channel/Channel.js").default} Channel
* @typedef {import("../account/AccountId.js").default} AccountId
* @typedef {import("../transaction/TransactionResponse.js").default} TransactionResponse
* @typedef {import("../schedule/ScheduleCreateTransaction.js").default} ScheduleCreateTransaction
*/
export default class TopicMessageSubmitTransaction extends Transaction {
/**
* @param {object} props
* @param {TopicId | string} [props.topicId]
* @param {Uint8Array | string} [props.message]
* @param {number} [props.maxChunks]
* @param {number} [props.chunkSize]
*/
constructor(props = {}) {
super();
/**
* @private
* @type {?TopicId}
*/
this._topicId = null;
if (props.topicId != null) {
this.setTopicId(props.topicId);
}
/**
* @private
* @type {?Uint8Array}
*/
this._message = null;
if (props.message != null) {
this.setMessage(props.message);
}
/**
* @private
* @type {number}
*/
this._maxChunks = 20;
/**
* @private
* @type {number}
*/
this._chunkSize = CHUNK_SIZE;
if (props.maxChunks != null) {
this.setMaxChunks(props.maxChunks);
}
if (props.chunkSize != null) {
this.setChunkSize(props.chunkSize);
}
/** @type {HashgraphProto.proto.IConsensusMessageChunkInfo | null} */
this._chunkInfo = null;
}
/**
* @internal
* @param {HashgraphProto.proto.ITransaction[]} transactions
* @param {HashgraphProto.proto.ISignedTransaction[]} signedTransactions
* @param {TransactionId[]} transactionIds
* @param {AccountId[]} nodeIds
* @param {HashgraphProto.proto.ITransactionBody[]} bodies
* @returns {TopicMessageSubmitTransaction}
*/
static _fromProtobuf(
transactions,
signedTransactions,
transactionIds,
nodeIds,
bodies
) {
const body = bodies[0];
const message =
/** @type {HashgraphProto.proto.IConsensusSubmitMessageTransactionBody} */ (
body.consensusSubmitMessage
);
return Transaction._fromProtobufTransactions(
new TopicMessageSubmitTransaction({
topicId:
message.topicID != null
? TopicId._fromProtobuf(message.topicID)
: undefined,
message: message.message != null ? message.message : undefined,
}),
transactions,
signedTransactions,
transactionIds,
nodeIds,
bodies
);
}
/**
* @returns {?TopicId}
*/
get topicId() {
return this._topicId;
}
/**
* @param {TopicId | string} topicId
* @returns {this}
*/
setTopicId(topicId) {
this._requireNotFrozen();
this._topicId =
typeof topicId === "string"
? TopicId.fromString(topicId)
: topicId.clone();
return this;
}
/**
* @deprecated - Use `getMessage()` instead
* @returns {?Uint8Array}
*/
get message() {
return this._message;
}
/**
* @returns {?Uint8Array}
*/
getMessage() {
return this._message;
}
/**
* @param {string | Uint8Array} message
* @returns {this}
*/
setMessage(message) {
this._requireNotFrozen();
message = util.requireStringOrUint8Array(message);
this._message =
message instanceof Uint8Array ? message : utf8.encode(message);
return this;
}
/**
* @deprecated - Use `getMaxChunks()` instead
* @returns {?number}
*/
get maxChunks() {
return this._maxChunks;
}
/**
* @returns {?number}
*/
getMaxChunks() {
return this._maxChunks;
}
/**
* @param {number} maxChunks
* @returns {this}
*/
setMaxChunks(maxChunks) {
this._requireNotFrozen();
this._maxChunks = maxChunks;
return this;
}
/**
* @deprecated - Use `getChunkSize()` instead
* @returns {?number}
*/
get chunkSize() {
return this._chunkSize;
}
/**
* @returns {?number}
*/
getChunkSize() {
return this._chunkSize;
}
/**
* @param {number} chunkSize
* @returns {this}
*/
setChunkSize(chunkSize) {
this._chunkSize = chunkSize;
return this;
}
/**
* Freeze this transaction from further modification to prepare for
* signing or serialization.
*
* Will use the `Client`, if available, to generate a default Transaction ID and select 1/3
* nodes to prepare this transaction for.
*
* @param {?import("../client/Client.js").default<Channel, *>} client
* @returns {this}
*/
freezeWith(client) {
super.freezeWith(client);
if (this._message == null) {
return this;
}
const chunks = Math.floor(
(this._message.length + (this._chunkSize - 1)) / this._chunkSize
);
if (chunks > this._maxChunks) {
throw new Error(
`Message with size ${this._message.length} too long for ${this._maxChunks} chunks`
);
}
const initialTransactionId = this._getTransactionId()._toProtobuf();
let nextTransactionId = this._getTransactionId();
// Hack around the locked list. Should refactor a bit to remove such code
this._transactionIds.locked = false;
this._transactions.clear();
this._transactionIds.clear();
this._signedTransactions.clear();
for (let chunk = 0; chunk < chunks; chunk++) {
this._chunkInfo = {
initialTransactionID: initialTransactionId,
total: chunks,
number: chunk + 1,
};
this._transactionIds.push(nextTransactionId);
this._transactionIds.advance();
for (const nodeAccountId of this._nodeAccountIds.list) {
this._signedTransactions.push(
this._makeSignedTransaction(nodeAccountId)
);
}
nextTransactionId = new TransactionId(
/** @type {AccountId} */ (nextTransactionId.accountId),
new Timestamp(
/** @type {Timestamp} */ (
nextTransactionId.validStart
).seconds,
/** @type {Timestamp} */ (
nextTransactionId.validStart
).nanos.add(1)
)
);
}
this._transactionIds.advance();
this._chunkInfo = null;
return this;
}
/**
* @returns {ScheduleCreateTransaction}
*/
schedule() {
this._requireNotFrozen();
if (this._message != null && this._message.length > this._chunkSize) {
throw new Error(
`cannot schedule \`TopicMessageSubmitTransaction\` with message over ${this._chunkSize} bytes`
);
}
return super.schedule();
}
/**
* @param {import("../client/Client.js").default<Channel, *>} client
* @param {number=} requestTimeout
* @returns {Promise<TransactionResponse>}
*/
async execute(client, requestTimeout) {
return (await this.executeAll(client, requestTimeout))[0];
}
/**
* @param {import("../client/Client.js").default<Channel, *>} client
* @param {number=} requestTimeout
* @returns {Promise<TransactionResponse[]>}
*/
async executeAll(client, requestTimeout) {
if (!super._isFrozen()) {
this.freezeWith(client);
}
// on execute, sign each transaction with the operator, if present
// and we are signing a transaction that used the default transaction ID
const transactionId = this._getTransactionId();
const operatorAccountId = client.operatorAccountId;
if (
operatorAccountId != null &&
operatorAccountId.equals(
/** @type {AccountId} */ (transactionId.accountId)
)
) {
await super.signWithOperator(client);
}
const responses = [];
let remainingTimeout = requestTimeout;
for (let i = 0; i < this._transactionIds.length; i++) {
const startTimestamp = Date.now();
responses.push(await super.execute(client, remainingTimeout));
if (remainingTimeout != null) {
remainingTimeout = Date.now() - startTimestamp;
}
}
return responses;
}
/**
* @override
* @internal
* @param {Channel} channel
* @param {HashgraphProto.proto.ITransaction} request
* @returns {Promise<HashgraphProto.proto.ITransactionResponse>}
*/
_execute(channel, request) {
return channel.consensus.submitMessage(request);
}
/**
* @override
* @protected
* @returns {NonNullable<HashgraphProto.proto.TransactionBody["data"]>}
*/
_getTransactionDataCase() {
return "consensusSubmitMessage";
}
/**
* @override
* @protected
* @returns {HashgraphProto.proto.IConsensusSubmitMessageTransactionBody}
*/
_makeTransactionData() {
if (this._chunkInfo != null && this._message != null) {
const num = /** @type {number} */ (this._chunkInfo.number);
const startIndex = (num - 1) * this._chunkSize;
let endIndex = startIndex + this._chunkSize;
if (endIndex > this._message.length) {
endIndex = this._message.length;
}
return {
topicID:
this._topicId != null ? this._topicId._toProtobuf() : null,
message: this._message.slice(startIndex, endIndex),
chunkInfo: this._chunkInfo,
};
} else {
return {
topicID:
this._topicId != null ? this._topicId._toProtobuf() : null,
message: this._message,
};
}
}
/**
* @returns {string}
*/
_getLogId() {
const timestamp = /** @type {import("../Timestamp.js").default} */ (
this._transactionIds.current.validStart
);
return `TopicMessageSubmitTransaction:${timestamp.toString()}`;
}
}
TRANSACTION_REGISTRY.set(
"consensusSubmitMessage",
// eslint-disable-next-line @typescript-eslint/unbound-method
TopicMessageSubmitTransaction._fromProtobuf
);
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