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智慧契約部署

TxTypeSmartContractDeploy 將智慧型契約部署到指定的位址。此交易類型將作出以下變更。

此類型的交易可以建立帳戶、轉移代幣、部署智慧型契約、執行智慧型契約，或執行前述的混合交易。

匯入 @kaiachain/viem-ext 套件以在 web3 上新增 kaia 功能

使用 createWalletClient 設定一個錢包用戶端，並配置 Kairos 鏈、HTTP 傳輸，以及轉換為帳戶的寄件者私密金鑰。

使用 prepareTransactionRequest 建立部署智慧型契約的交易請求。指定交易類型 (TxType.SmartContractDeploy)

使用錢包用戶端 sendTransaction 方法簽署並傳送傳統交易到 Kaia 區塊鏈，並記錄交易哈希值。

SmartContractDeploy.js


import {
  http,
  createWalletClient, kairos,
  TxType,
  privateKeyToAccount
} from "@kaiachain/viem-ext";
const senderWallet = createWalletClient({
  chain: kairos,
  transport: http(),
  account: privateKeyToAccount(
    "0x0e4ca6d38096ad99324de0dde108587e5d7c600165ae4cd6c2462c597458c2b8"
  ),
});
// Example usage
(async () => {
  const tx = await senderWallet.prepareTransactionRequest({
    type: TxType.SmartContractDeploy,
    account: senderWallet.account,
    value: 0,
    humanReadable: false,
    codeFormat: 0,
    data: '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',
  });
  console.log('tx', tx);
  
  const sentTx = await senderWallet.sendTransaction(tx);
  console.log("contract deploy tx", sentTx);
})();

output


❯ node SmartContractDeploy.js
tx {
  type: 40,
  account: {
    address: '0xA2a8854b1802D8Cd5De631E690817c253d6a9153',
    nonceManager: undefined,
    sign: [AsyncFunction: sign],
    signAuthorization: [AsyncFunction: signAuthorization],
    signMessage: [AsyncFunction: signMessage],
    signTransaction: [AsyncFunction: signTransaction],
    signTypedData: [AsyncFunction: signTypedData],
    source: 'privateKey',
    type: 'local',
    publicKey: '0x04dc9dccbd788c00fa98f7f4082f2f714e799bc0c29d63f04d48b54fe6250453cdaf06ca34ae8714cf3dae06bacdb78c7c2d4054bd38961d40853cd5f15955da79'   
  },
  value: 0,
  humanReadable: false,
  codeFormat: 0,
  data: '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',
  from: '0xA2a8854b1802D8Cd5De631E690817c253d6a9153',
  nonce: 2382,
  chainId: 1001,
  gas: 106737n,
  gasPrice: '0x66720b300',
  gasLimit: 266842
}
contract deploy tx 0xbae1cacead055c19fa326af76598f99f779ed30a4c33513a6688a490a0bde12c