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{"version":3,"sources":["../../src/transactions/transactionBuilder/transactionBuilder.ts"],"sourcesContent":["// Copyright © Aptos Foundation\n// SPDX-License-Identifier: Apache-2.0\n\n/**\n * This file handles the transaction creation lifecycle.\n * It holds different operations to generate a transaction payload, a raw transaction,\n * and a signed transaction that can be simulated, signed and submitted to chain.\n */\nimport { sha3_256 as sha3Hash } from \"@noble/hashes/sha3\";\nimport { AptosConfig } from \"../../api/aptosConfig\";\nimport { AccountAddress, AccountAddressInput, Hex, PublicKey } from \"../../core\";\nimport {\n AnyPublicKey,\n AnySignature,\n KeylessPublicKey,\n KeylessSignature,\n Secp256k1PublicKey,\n FederatedKeylessPublicKey,\n MultiKey,\n MultiKeySignature,\n} from \"../../core/crypto\";\nimport { Ed25519PublicKey, Ed25519Signature } from \"../../core/crypto/ed25519\";\nimport { getInfo } from \"../../internal/account\";\nimport { getLedgerInfo } from \"../../internal/general\";\nimport { getGasPriceEstimation } from \"../../internal/transaction\";\nimport { NetworkToChainId } from \"../../utils/apiEndpoints\";\nimport { DEFAULT_MAX_GAS_AMOUNT, DEFAULT_TXN_EXP_SEC_FROM_NOW } from \"../../utils/const\";\nimport { normalizeBundle } from \"../../utils/normalizeBundle\";\nimport {\n AccountAuthenticator,\n AccountAuthenticatorEd25519,\n AccountAuthenticatorMultiKey,\n AccountAuthenticatorNoAccountAuthenticator,\n AccountAuthenticatorSingleKey,\n} from \"../authenticator/account\";\nimport {\n TransactionAuthenticator,\n TransactionAuthenticatorEd25519,\n TransactionAuthenticatorFeePayer,\n TransactionAuthenticatorMultiAgent,\n TransactionAuthenticatorSingleSender,\n} from \"../authenticator/transaction\";\nimport {\n ChainId,\n EntryFunction,\n FeePayerRawTransaction,\n MultiAgentRawTransaction,\n MultiSig,\n MultiSigTransactionPayload,\n RawTransaction,\n Script,\n TransactionPayloadEntryFunction,\n TransactionPayloadMultiSig,\n TransactionPayloadScript,\n} from \"../instances\";\nimport { SignedTransaction } from \"../instances/signedTransaction\";\nimport {\n AnyRawTransaction,\n AnyTransactionPayloadInstance,\n EntryFunctionArgumentTypes,\n InputGenerateMultiAgentRawTransactionArgs,\n InputGenerateRawTransactionArgs,\n InputGenerateSingleSignerRawTransactionArgs,\n InputGenerateTransactionOptions,\n InputScriptData,\n InputSimulateTransactionData,\n InputMultiSigDataWithRemoteABI,\n InputEntryFunctionDataWithRemoteABI,\n InputGenerateTransactionPayloadDataWithRemoteABI,\n InputSubmitTransactionData,\n InputGenerateTransactionPayloadDataWithABI,\n InputEntryFunctionDataWithABI,\n InputMultiSigDataWithABI,\n InputViewFunctionDataWithRemoteABI,\n InputViewFunctionDataWithABI,\n FunctionABI,\n} from \"../types\";\nimport { convertArgument, fetchEntryFunctionAbi, fetchViewFunctionAbi, standardizeTypeTags } from \"./remoteAbi\";\nimport { memoizeAsync } from \"../../utils/memoize\";\nimport { getFunctionParts, isScriptDataInput } from \"./helpers\";\nimport { SimpleTransaction } from \"../instances/simpleTransaction\";\nimport { MultiAgentTransaction } from \"../instances/multiAgentTransaction\";\n\n/**\n * Builds a transaction payload based on the provided arguments and returns a transaction payload.\n * This function uses the RemoteABI by default, but can also utilize a specified ABI.\n * When we call our `generateTransactionPayload` function with the relevant type properties,\n * Typescript can infer the return type based on the appropriate function overload.\n * @param args - The input data for generating the transaction payload.\n * @param args.function - The function to be called, specified in the format \"moduleAddress::moduleName::functionName\".\n * @param args.functionArguments - The arguments to pass to the function.\n * @param args.typeArguments - The type arguments for the function.\n * @param args.aptosConfig - The configuration settings for Aptos.\n * @param args.abi - The ABI to use for the transaction, if not using the RemoteABI.\n *\n * @returns TransactionPayload - The generated transaction payload, which can be of type TransactionPayloadScript,\n * TransactionPayloadMultiSig, or TransactionPayloadEntryFunction.\n */\nexport async function generateTransactionPayload(args: InputScriptData): Promise<TransactionPayloadScript>;\nexport async function generateTransactionPayload(\n args: InputEntryFunctionDataWithRemoteABI,\n): Promise<TransactionPayloadEntryFunction>;\nexport async function generateTransactionPayload(\n args: InputMultiSigDataWithRemoteABI,\n): Promise<TransactionPayloadMultiSig>;\n\n/**\n * Builds a transaction payload based on the data argument and returns\n * a transaction payload - TransactionPayloadScript | TransactionPayloadMultiSig | TransactionPayloadEntryFunction\n *\n * This uses the RemoteABI by default, and the remote ABI can be skipped by using generateTransactionPayloadWithABI\n *\n * @param args.data GenerateTransactionPayloadData\n *\n * @return TransactionPayload\n */\nexport async function generateTransactionPayload(\n args: InputGenerateTransactionPayloadDataWithRemoteABI,\n): Promise<AnyTransactionPayloadInstance> {\n if (isScriptDataInput(args)) {\n return generateTransactionPayloadScript(args);\n }\n const { moduleAddress, moduleName, functionName } = getFunctionParts(args.function);\n\n const functionAbi = await fetchAbi({\n key: \"entry-function\",\n moduleAddress,\n moduleName,\n functionName,\n aptosConfig: args.aptosConfig,\n abi: args.abi,\n fetch: fetchEntryFunctionAbi,\n });\n\n // Fill in the ABI\n return generateTransactionPayloadWithABI({ ...args, abi: functionAbi });\n}\n\n/**\n * Generates a transaction payload using the provided ABI and function details.\n * This function helps create a properly structured transaction payload for executing a specific function on a module.\n *\n * @param args - The input data required to generate the transaction payload.\n * @param args.abi - The ABI of the function to be executed.\n * @param args.function - The fully qualified name of the function in the format `moduleAddress::moduleName::functionName`.\n * @param args.typeArguments - An array of type arguments that correspond to the function's type parameters.\n * @param args.functionArguments - An array of arguments to be passed to the function.\n * @param args.multisigAddress - (Optional) The address for a multisig transaction if applicable.\n *\n * @throws Error if the type argument count does not match the ABI or if the number of function arguments is incorrect.\n */\nexport function generateTransactionPayloadWithABI(args: InputEntryFunctionDataWithABI): TransactionPayloadEntryFunction;\nexport function generateTransactionPayloadWithABI(args: InputMultiSigDataWithABI): TransactionPayloadMultiSig;\nexport function generateTransactionPayloadWithABI(\n args: InputGenerateTransactionPayloadDataWithABI,\n): AnyTransactionPayloadInstance {\n const functionAbi = args.abi;\n const { moduleAddress, moduleName, functionName } = getFunctionParts(args.function);\n\n // Ensure that all type arguments are typed properly\n const typeArguments = standardizeTypeTags(args.typeArguments);\n\n // Check the type argument count against the ABI\n if (typeArguments.length !== functionAbi.typeParameters.length) {\n throw new Error(\n `Type argument count mismatch, expected ${functionAbi.typeParameters.length}, received ${typeArguments.length}`,\n );\n }\n\n // Check all BCS types, and convert any non-BCS types\n const functionArguments: Array<EntryFunctionArgumentTypes> = args.functionArguments.map((arg, i) =>\n /**\n * Converts the argument for a specified function using its ABI and type arguments.\n * This function helps ensure that the correct number of arguments is provided for the function call.\n *\n * @param args - The arguments for the function call.\n * @param args.function - The specific function to be invoked.\n * @param functionAbi - The ABI (Application Binary Interface) of the function, which includes parameter details.\n * @param arg - The argument to be converted.\n * @param i - The index of the argument in the function call.\n * @param typeArguments - Additional type arguments that may be required for the conversion.\n */\n // TODO: Fix JSDoc\n convertArgument(args.function, functionAbi, arg, i, typeArguments),\n );\n\n // Check that all arguments are accounted for\n if (functionArguments.length !== functionAbi.parameters.length) {\n throw new Error(\n // eslint-disable-next-line max-len\n `Too few arguments for '${moduleAddress}::${moduleName}::${functionName}', expected ${functionAbi.parameters.length} but got ${functionArguments.length}`,\n );\n }\n\n // Generate entry function payload\n const entryFunctionPayload = EntryFunction.build(\n `${moduleAddress}::${moduleName}`,\n functionName,\n typeArguments,\n functionArguments,\n );\n\n // Send it as multi sig if it's a multisig payload\n if (\"multisigAddress\" in args) {\n const multisigAddress = AccountAddress.from(args.multisigAddress);\n return new TransactionPayloadMultiSig(\n new MultiSig(multisigAddress, new MultiSigTransactionPayload(entryFunctionPayload)),\n );\n }\n\n // Otherwise send as an entry function\n return new TransactionPayloadEntryFunction(entryFunctionPayload);\n}\n\n/**\n * Generates the payload for a view function call using the provided arguments.\n * This function helps in preparing the necessary data to interact with a specific view function on the blockchain.\n *\n * @param args - The input data required to generate the view function payload.\n * @param args.function - The function identifier in the format \"moduleAddress::moduleName::functionName\".\n * @param args.aptosConfig - Configuration settings for the Aptos client.\n * @param args.abi - The ABI (Application Binary Interface) of the module.\n *\n * @returns The generated payload for the view function call.\n */\nexport async function generateViewFunctionPayload(args: InputViewFunctionDataWithRemoteABI): Promise<EntryFunction> {\n const { moduleAddress, moduleName, functionName } = getFunctionParts(args.function);\n\n const functionAbi = await fetchAbi({\n key: \"view-function\",\n moduleAddress,\n moduleName,\n functionName,\n aptosConfig: args.aptosConfig,\n abi: args.abi,\n fetch: fetchViewFunctionAbi,\n });\n\n // Fill in the ABI\n return generateViewFunctionPayloadWithABI({ abi: functionAbi, ...args });\n}\n\n/**\n * Generates a payload for a view function call using the provided ABI and arguments.\n * This function ensures that the type arguments and function arguments are correctly formatted\n * and match the expected counts as defined in the ABI.\n *\n * @param args - The input data for generating the view function payload.\n * @param args.abi - The ABI of the function to be called.\n * @param args.function - The full name of the function in the format \"moduleAddress::moduleName::functionName\".\n * @param args.typeArguments - An array of type arguments to be used in the function call.\n * @param args.functionArguments - An array of arguments to be passed to the function.\n *\n * @throws Error if the type argument count does not match the ABI or if the function arguments\n * do not match the expected parameters defined in the ABI.\n */\nexport function generateViewFunctionPayloadWithABI(args: InputViewFunctionDataWithABI): EntryFunction {\n const functionAbi = args.abi;\n const { moduleAddress, moduleName, functionName } = getFunctionParts(args.function);\n\n // Ensure that all type arguments are typed properly\n const typeArguments = standardizeTypeTags(args.typeArguments);\n\n // Check the type argument count against the ABI\n if (typeArguments.length !== functionAbi.typeParameters.length) {\n throw new Error(\n `Type argument count mismatch, expected ${functionAbi.typeParameters.length}, received ${typeArguments.length}`,\n );\n }\n\n // Check all BCS types, and convert any non-BCS types\n const functionArguments: Array<EntryFunctionArgumentTypes> =\n args?.functionArguments?.map((arg, i) => convertArgument(args.function, functionAbi, arg, i, typeArguments)) ?? [];\n\n // Check that all arguments are accounted for\n if (functionArguments.length !== functionAbi.parameters.length) {\n throw new Error(\n // eslint-disable-next-line max-len\n `Too few arguments for '${moduleAddress}::${moduleName}::${functionName}', expected ${functionAbi.parameters.length} but got ${functionArguments.length}`,\n );\n }\n\n // Generate entry function payload\n return EntryFunction.build(`${moduleAddress}::${moduleName}`, functionName, typeArguments, functionArguments);\n}\n\n/**\n * Generates a transaction payload script based on the provided input data.\n * This function helps in creating a structured script for transaction processing.\n *\n * @param args - The input data required to generate the transaction payload script.\n * @param args.bytecode - The bytecode to be converted into a Uint8Array.\n * @param args.typeArguments - The type arguments that will be standardized.\n * @param args.functionArguments - The arguments for the function being called.\n * @returns A new instance of TransactionPayloadScript.\n */\nfunction generateTransactionPayloadScript(args: InputScriptData) {\n return new TransactionPayloadScript(\n new Script(\n Hex.fromHexInput(args.bytecode).toUint8Array(),\n standardizeTypeTags(args.typeArguments),\n args.functionArguments,\n ),\n );\n}\n\n/**\n * Generates a raw transaction that can be sent to the Aptos network.\n *\n * @param args - The arguments for generating the raw transaction.\n * @param args.aptosConfig - The configuration for the Aptos network.\n * @param args.sender - The transaction's sender account address as a hex input.\n * @param args.payload - The transaction payload, which can be created using generateTransactionPayload().\n * @param args.options - Optional parameters for transaction generation.\n * @param args.feePayerAddress - The address of the fee payer for sponsored transactions.\n *\n * @returns RawTransaction - The generated raw transaction.\n */\nexport async function generateRawTransaction(args: {\n aptosConfig: AptosConfig;\n sender: AccountAddressInput;\n payload: AnyTransactionPayloadInstance;\n options?: InputGenerateTransactionOptions;\n feePayerAddress?: AccountAddressInput;\n}): Promise<RawTransaction> {\n const { aptosConfig, sender, payload, options, feePayerAddress } = args;\n\n const getChainId = async () => {\n if (NetworkToChainId[aptosConfig.network]) {\n return { chainId: NetworkToChainId[aptosConfig.network] };\n }\n const info = await getLedgerInfo({ aptosConfig });\n return { chainId: info.chain_id };\n };\n\n const getGasUnitPrice = async () => {\n if (options?.gasUnitPrice) {\n return { gasEstimate: options.gasUnitPrice };\n }\n const estimation = await getGasPriceEstimation({ aptosConfig });\n return { gasEstimate: estimation.gas_estimate };\n };\n\n const getSequenceNumberForAny = async () => {\n const getSequenceNumber = async () => {\n if (options?.accountSequenceNumber !== undefined) {\n return options.accountSequenceNumber;\n }\n\n return (await getInfo({ aptosConfig, accountAddress: sender })).sequence_number;\n };\n\n /**\n * Check if is sponsored transaction to honor AIP-52\n * {@link https://github.com/aptos-foundation/AIPs/blob/main/aips/aip-52.md}\n */\n if (feePayerAddress && AccountAddress.from(feePayerAddress).equals(AccountAddress.ZERO)) {\n // Handle sponsored transaction generation with the option that\n // the main signer has not been created on chain\n try {\n // Check if main signer has been created on chain, if not assign sequence number 0\n return await getSequenceNumber();\n } catch (e: any) {\n return 0;\n }\n } else {\n return getSequenceNumber();\n }\n };\n const [{ chainId }, { gasEstimate }, sequenceNumber] = await Promise.all([\n getChainId(),\n getGasUnitPrice(),\n getSequenceNumberForAny(),\n ]);\n\n const { maxGasAmount, gasUnitPrice, expireTimestamp } = {\n maxGasAmount: options?.maxGasAmount ? BigInt(options.maxGasAmount) : BigInt(DEFAULT_MAX_GAS_AMOUNT),\n gasUnitPrice: options?.gasUnitPrice ?? BigInt(gasEstimate),\n expireTimestamp: options?.expireTimestamp ?? BigInt(Math.floor(Date.now() / 1000) + DEFAULT_TXN_EXP_SEC_FROM_NOW),\n };\n\n return new RawTransaction(\n AccountAddress.from(sender),\n BigInt(sequenceNumber),\n payload,\n BigInt(maxGasAmount),\n BigInt(gasUnitPrice),\n BigInt(expireTimestamp),\n new ChainId(chainId),\n );\n}\n\n/**\n * Generates a transaction based on the provided arguments.\n * This function can create both simple and multi-agent transactions, allowing for flexible transaction handling.\n *\n * @param args - The input arguments for generating the transaction.\n * @param args.aptosConfig - The configuration settings for Aptos.\n * @param args.sender - The transaction's sender account address as a hex input.\n * @param args.payload - The transaction payload, which can be created using `generateTransactionPayload()`.\n * @param args.options - Optional. Transaction options object.\n * @param args.secondarySignerAddresses - Optional. An array of addresses for additional signers in a multi-signature transaction.\n * @param args.feePayerAddress - Optional. The address of the fee payer for sponsored transactions.\n * @returns An instance of a transaction, which may include secondary signer addresses and a fee payer address.\n */\nexport async function buildTransaction(args: InputGenerateSingleSignerRawTransactionArgs): Promise<SimpleTransaction>;\nexport async function buildTransaction(args: InputGenerateMultiAgentRawTransactionArgs): Promise<MultiAgentTransaction>;\n\n/**\n * Generates a transaction based on the provided arguments\n *\n * Note: we can start with one function to support all different payload/transaction types,\n * and if to complex to use, we could have function for each type\n *\n * @param args.aptosConfig AptosConfig\n * @param args.sender The transaction's sender account address as a hex input\n * @param args.payload The transaction payload - can create by using generateTransactionPayload()\n * @param args.options optional. Transaction options object\n * @param args.secondarySignerAddresses optional. For when want to create a multi signers transaction\n * @param args.feePayerAddress optional. For when want to create a fee payer (aka sponsored) transaction\n *\n * @return An instance of a RawTransaction, plus optional secondary/fee payer addresses\n * ```\n * {\n * rawTransaction: RawTransaction,\n * secondarySignerAddresses?: Array<AccountAddress>,\n * feePayerAddress?: AccountAddress\n * }\n * ```\n */\nexport async function buildTransaction(args: InputGenerateRawTransactionArgs): Promise<AnyRawTransaction> {\n const { aptosConfig, sender, payload, options, feePayerAddress } = args;\n // generate raw transaction\n const rawTxn = await generateRawTransaction({\n aptosConfig,\n sender,\n payload,\n options,\n feePayerAddress,\n });\n\n // if multi agent transaction\n if (\"secondarySignerAddresses\" in args) {\n const signers: Array<AccountAddress> =\n args.secondarySignerAddresses?.map((signer) => AccountAddress.from(signer)) ?? [];\n\n return new MultiAgentTransaction(\n rawTxn,\n signers,\n args.feePayerAddress ? AccountAddress.from(args.feePayerAddress) : undefined,\n );\n }\n // return the raw transaction\n return new SimpleTransaction(rawTxn, args.feePayerAddress ? AccountAddress.from(args.feePayerAddress) : undefined);\n}\n\n/**\n * Generate a signed transaction for simulation before submitting it to the chain.\n * This function helps in preparing a transaction that can be simulated, allowing users to verify its validity and expected behavior.\n *\n * @param args - The input data required to generate the signed transaction for simulation.\n * @param args.transaction - An Aptos transaction type to sign.\n * @param args.signerPublicKey - The public key of the signer.\n * @param args.secondarySignersPublicKeys - Optional. The public keys of secondary signers if it is a multi-signer transaction.\n * @param args.feePayerPublicKey - Optional. The public key of the fee payer in a sponsored transaction.\n * @param args.options - Optional. Additional options for simulating the transaction.\n *\n * @returns A signed serialized transaction that can be simulated.\n */\nexport function generateSignedTransactionForSimulation(args: InputSimulateTransactionData): Uint8Array {\n const { signerPublicKey, transaction, secondarySignersPublicKeys, feePayerPublicKey } = args;\n\n const accountAuthenticator = getAuthenticatorForSimulation(signerPublicKey);\n\n // fee payer transaction\n if (transaction.feePayerAddress) {\n const transactionToSign = new FeePayerRawTransaction(\n transaction.rawTransaction,\n transaction.secondarySignerAddresses ?? [],\n transaction.feePayerAddress,\n );\n let secondaryAccountAuthenticators: Array<AccountAuthenticator> = [];\n if (transaction.secondarySignerAddresses) {\n if (secondarySignersPublicKeys) {\n secondaryAccountAuthenticators = secondarySignersPublicKeys.map((publicKey) =>\n getAuthenticatorForSimulation(publicKey),\n );\n } else {\n secondaryAccountAuthenticators = Array.from({ length: transaction.secondarySignerAddresses.length }, () =>\n getAuthenticatorForSimulation(undefined),\n );\n }\n }\n const feePayerAuthenticator = getAuthenticatorForSimulation(feePayerPublicKey);\n\n const transactionAuthenticator = new TransactionAuthenticatorFeePayer(\n accountAuthenticator,\n transaction.secondarySignerAddresses ?? [],\n secondaryAccountAuthenticators,\n {\n address: transaction.feePayerAddress,\n authenticator: feePayerAuthenticator,\n },\n );\n return new SignedTransaction(transactionToSign.raw_txn, transactionAuthenticator).bcsToBytes();\n }\n\n // multi agent transaction\n if (transaction.secondarySignerAddresses) {\n const transactionToSign = new MultiAgentRawTransaction(\n transaction.rawTransaction,\n transaction.secondarySignerAddresses,\n );\n\n let secondaryAccountAuthenticators: Array<AccountAuthenticator> = [];\n\n if (secondarySignersPublicKeys) {\n secondaryAccountAuthenticators = secondarySignersPublicKeys.map((publicKey) =>\n getAuthenticatorForSimulation(publicKey),\n );\n } else {\n secondaryAccountAuthenticators = Array.from({ length: transaction.secondarySignerAddresses.length }, () =>\n getAuthenticatorForSimulation(undefined),\n );\n }\n\n const transactionAuthenticator = new TransactionAuthenticatorMultiAgent(\n accountAuthenticator,\n transaction.secondarySignerAddresses,\n secondaryAccountAuthenticators,\n );\n\n return new SignedTransaction(transactionToSign.raw_txn, transactionAuthenticator).bcsToBytes();\n }\n\n // single signer raw transaction\n let transactionAuthenticator;\n if (accountAuthenticator instanceof AccountAuthenticatorEd25519) {\n transactionAuthenticator = new TransactionAuthenticatorEd25519(\n accountAuthenticator.public_key,\n accountAuthenticator.signature,\n );\n } else if (\n accountAuthenticator instanceof AccountAuthenticatorSingleKey ||\n accountAuthenticator instanceof AccountAuthenticatorMultiKey\n ) {\n transactionAuthenticator = new TransactionAuthenticatorSingleSender(accountAuthenticator);\n } else if (accountAuthenticator instanceof AccountAuthenticatorNoAccountAuthenticator) {\n transactionAuthenticator = new TransactionAuthenticatorSingleSender(accountAuthenticator);\n } else {\n throw new Error(\"Invalid public key\");\n }\n return new SignedTransaction(transaction.rawTransaction, transactionAuthenticator).bcsToBytes();\n}\n\nexport function getAuthenticatorForSimulation(publicKey?: PublicKey) {\n if (!publicKey) {\n return new AccountAuthenticatorNoAccountAuthenticator();\n }\n\n // Wrap the public key types below with AnyPublicKey as they are only support through single sender.\n // Learn more about AnyPublicKey here - https://github.com/aptos-foundation/AIPs/blob/main/aips/aip-55.md\n const convertToAnyPublicKey =\n KeylessPublicKey.isInstance(publicKey) ||\n FederatedKeylessPublicKey.isInstance(publicKey) ||\n Secp256k1PublicKey.isInstance(publicKey);\n const accountPublicKey = convertToAnyPublicKey ? new AnyPublicKey(publicKey) : publicKey;\n\n // No need to for the signature to be matching in scheme. All that matters for simulations is that it's not valid\n const invalidSignature = new Ed25519Signature(new Uint8Array(64));\n\n if (Ed25519PublicKey.isInstance(accountPublicKey)) {\n return new AccountAuthenticatorEd25519(accountPublicKey, invalidSignature);\n }\n\n if (AnyPublicKey.isInstance(accountPublicKey)) {\n if (KeylessPublicKey.isInstance(accountPublicKey.publicKey)) {\n return new AccountAuthenticatorSingleKey(\n accountPublicKey,\n new AnySignature(KeylessSignature.getSimulationSignature()),\n );\n }\n return new AccountAuthenticatorSingleKey(accountPublicKey, new AnySignature(invalidSignature));\n }\n\n if (MultiKey.isInstance(accountPublicKey)) {\n return new AccountAuthenticatorMultiKey(\n accountPublicKey,\n new MultiKeySignature({\n signatures: accountPublicKey.publicKeys.map(() => new AnySignature(invalidSignature)),\n bitmap: accountPublicKey.createBitmap({\n bits: Array(accountPublicKey.publicKeys.length)\n .fill(0)\n .map((_, i) => i),\n }),\n }),\n );\n }\n\n throw new Error(\"Unsupported PublicKey used for simulations\");\n}\n\n/**\n * Generate a signed transaction ready for submission to the blockchain.\n * This function prepares the transaction by authenticating the sender and any additional signers based on the provided arguments.\n *\n * @param args - The input data required to generate the signed transaction.\n * @param args.transaction - An Aptos transaction type containing the details of the transaction.\n * @param args.senderAuthenticator - The account authenticator of the transaction sender.\n * @param args.feePayerAuthenticator - The authenticator for the fee payer, required if the transaction has a fee payer address.\n * @param args.additionalSignersAuthenticators - Optional authenticators for additional signers in a multi-signer transaction.\n *\n * @returns A Uint8Array representing the signed transaction in bytes.\n *\n * @throws Error if the feePayerAuthenticator is not provided for a fee payer transaction.\n * @throws Error if additionalSignersAuthenticators are not provided for a multi-signer transaction.\n */\nexport function generateSignedTransaction(args: InputSubmitTransactionData): Uint8Array {\n const { transaction, feePayerAuthenticator, additionalSignersAuthenticators } = args;\n const senderAuthenticator = normalizeBundle(AccountAuthenticator, args.senderAuthenticator);\n\n let txnAuthenticator: TransactionAuthenticator;\n if (transaction.feePayerAddress) {\n if (!feePayerAuthenticator) {\n throw new Error(\"Must provide a feePayerAuthenticator argument to generate a signed fee payer transaction\");\n }\n txnAuthenticator = new TransactionAuthenticatorFeePayer(\n senderAuthenticator,\n transaction.secondarySignerAddresses ?? [],\n additionalSignersAuthenticators ?? [],\n {\n address: transaction.feePayerAddress,\n authenticator: feePayerAuthenticator,\n },\n );\n } else if (transaction.secondarySignerAddresses) {\n if (!additionalSignersAuthenticators) {\n throw new Error(\n \"Must provide a additionalSignersAuthenticators argument to generate a signed multi agent transaction\",\n );\n }\n txnAuthenticator = new TransactionAuthenticatorMultiAgent(\n senderAuthenticator,\n transaction.secondarySignerAddresses,\n additionalSignersAuthenticators,\n );\n } else if (senderAuthenticator instanceof AccountAuthenticatorEd25519) {\n txnAuthenticator = new TransactionAuthenticatorEd25519(\n senderAuthenticator.public_key,\n senderAuthenticator.signature,\n );\n } else {\n txnAuthenticator = new TransactionAuthenticatorSingleSender(senderAuthenticator);\n }\n\n return new SignedTransaction(transaction.rawTransaction, txnAuthenticator).bcsToBytes();\n}\n\n/**\n * Hashes the set of values using a SHA-3 256 hash algorithm.\n * @param input - An array of UTF-8 strings or Uint8Array byte arrays to be hashed.\n */\nexport function hashValues(input: (Uint8Array | string)[]): Uint8Array {\n const hash = sha3Hash.create();\n for (const item of input) {\n hash.update(item);\n }\n return hash.digest();\n}\n\n/**\n * The domain separated prefix for hashing transactions\n */\nconst TRANSACTION_PREFIX = hashValues([\"APTOS::Transaction\"]);\n\n/**\n * Generates a user transaction hash for the provided transaction payload, which must already have an authenticator.\n * This function helps ensure the integrity and uniqueness of the transaction by producing a hash based on the signed transaction data.\n *\n * @param args - The input data required to submit the transaction.\n * @param args.authenticator - The authenticator for the transaction.\n * @param args.payload - The payload containing the transaction details.\n * @param args.sender - The address of the sender initiating the transaction.\n * @param args.sequenceNumber - The sequence number of the transaction for the sender.\n */\nexport function generateUserTransactionHash(args: InputSubmitTransactionData): string {\n const signedTransaction = generateSignedTransaction(args);\n\n // Transaction signature is defined as, the domain separated prefix based on struct (Transaction)\n // Then followed by the type of the transaction for the enum, UserTransaction is 0\n // Then followed by BCS encoded bytes of the signed transaction\n return new Hex(hashValues([TRANSACTION_PREFIX, new Uint8Array([0]), signedTransaction])).toString();\n}\n\n/**\n * Fetches and caches ABIs while allowing for pass-through on provided ABIs.\n *\n * @param key - A unique identifier for the cached ABI.\n * @param moduleAddress - The address of the module from which to fetch the ABI.\n * @param moduleName - The name of the module containing the function.\n * @param functionName - The name of the function whose ABI is being fetched.\n * @param aptosConfig - Configuration settings for Aptos.\n * @param abi - An optional ABI to use if already available.\n * @param fetch - A function to fetch the ABI if it is not provided.\n */\nasync function fetchAbi<T extends FunctionABI>({\n key,\n moduleAddress,\n moduleName,\n functionName,\n aptosConfig,\n abi,\n fetch,\n}: {\n key: string;\n moduleAddress: string;\n moduleName: string;\n functionName: string;\n aptosConfig: AptosConfig;\n abi?: T;\n fetch: (moduleAddress: string, moduleName: string, functionName: string, aptosConfig: AptosConfig) => Promise<T>;\n}): Promise<T> {\n if (abi !== undefined) {\n return abi;\n }\n\n // We fetch the entry function ABI, and then pretend that we already had the ABI\n return memoizeAsync(\n async () => fetch(moduleAddress, moduleName, functionName, aptosConfig),\n `${key}-${aptosConfig.network}-${moduleAddress}-${moduleName}-${functionName}`,\n 1000 * 60 * 5, // 5 minutes\n 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команду
Для локальной разработки. Не используйте в интернете!