compare.js

const path = require('path')
const dotenv = require('dotenv')
const Caver = require('caver-js')

let nodeApiUrl = 'https://node-api.klaytnapi.com/v1/klaytn' // e.g. 'https://node-api.klaytnapi.com/v1/klaytn'
let accessKeyId = '' // e.g. 'KASK1LVNO498YT6KJQFUPY8S'
let secretAccessKey = '' // e.g. 'aP/reVYHXqjw3EtQrMuJP4A3/hOb69TjnBT3ePKG'
let chainId = '1001' // e.g. '1001' or '8217'
let deployerAddress = '' // e.g. '0xeb709d59954f4cdc6b6f3bfcd8d531887b7bd199'
let deployerPrivateKey = '' // e.g. '0x39a6375b608c2572fadb2ed9fd78c5c456ca3aa860c43192ad910c3269727fc1'

async function main() {
    try {
        loadEnv()
        await run()
    } catch (err) {
        console.error(err)
    }
}

main()

async function run() {
    // In the caver, almost everything starts with the caver. Let's create a caver instance
    const option = {
        headers: [
            {
                name: 'Authorization',
                value: `Basic ${Buffer.from(`${accessKeyId}:${secretAccessKey}`).toString('base64')}`,
            },
            { name: 'x-chain-id', value: chainId },
        ],
    }
    const caver = new Caver(new Caver.providers.HttpProvider(nodeApiUrl, option))
    const abi = [
        {
            "inputs": [
                {
                    "internalType": "string",
                    "name": "org",
                    "type": "string"
                },
                {
                    "internalType": "string",
                    "name": "dst",
                    "type": "string"
                }
            ],
            "name": "externalCompare",
            "outputs": [
                {
                    "internalType": "bool",
                    "name": "",
                    "type": "bool"
                }
            ],
            "stateMutability": "pure",
            "type": "function"
        }
    ]
    const byteCode = '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'

    const deployerKeyring = caver.wallet.keyring.create(deployerAddress, deployerPrivateKey)
    caver.wallet.add(deployerKeyring)

    let contract = caver.contract.create(abi)
    contract = await contract.deploy(
        {
            from: deployerKeyring.address,
            gas: 4000000,
        },
        byteCode,
    )

     try {
         let callResult = await contract.call('externalCompare', 'abc', 'bcd')
         console.log(callResult)
     } catch (err) {
         console.log(err)
     }
}