Deploying a Contract
const { Wallet, SecretNetworkClient } = require("secretjs");
const fs = require("fs");
// Load environment variables
require("dotenv").config();
const main = async () => {
// Import wallet from mnemonic phrase
// Use key created in tutorial #2
const wallet = new Wallet(process.env.MNEMONIC);
// Create a connection to Secret Network node
// Pass in a wallet that can sign transactions
// Docs: https://github.com/scrtlabs/secret.js#secretnetworkclient
const secretjs = new SecretNetworkClient({
url: process.env.SECRET_LCD_URL,
wallet: wallet,
walletAddress: wallet.address,
chainId: process.env.SECRET_CHAIN_ID,
});
// Upload the wasm of a simple contract
const wasm = fs.readFileSync("5_contracts/contract.wasm");
let tx = await secretjs.tx.compute.storeCode(
{
sender: wallet.address,
wasm_byte_code: wasm,
source: "",
builder: "",
},
{
gasLimit: 1_000_000,
}
);
const codeId = Number(
tx.arrayLog.find((log) => log.type === "message" && log.key === "code_id")
.value
);
// contract hash, useful for contract composition
const contractCodeHash = (await secretjs.query.compute.codeHashByCodeId({code_id: codeId})).code_hash;
// Create an instance of the Counter contract, providing a starting count
const initMsg = { count: 101 };
tx = await secretjs.tx.compute.instantiateContract(
{
code_id: codeId,
sender: wallet.address,
code_hash: contractCodeHash,
init_msg: initMsg,
label: "My Counter" + Math.ceil(Math.random() * 10000),
},
{
gasLimit: 100_000,
}
);
//Find the contract_address in the logs
const contractAddress = tx.arrayLog.find(
(log) => log.type === "message" && log.key === "contract_address"
).value;
console.log(`contractAddress=${contractAddress}`);
tx = await secretjs.tx.compute.executeContract(
{
sender: wallet.address,
contract_address: contractAddress,
code_hash: contractCodeHash, // optional but way faster
msg: {increment: {}},
sentFunds: [], // optional
},
{
gasLimit: 100_000,
}
);
};
main();
Last modified 7mo ago