JS

// Import Web3 library
const Web3 = require('web3');

// Connect to a Web3 provider (e.g., MetaMask)
const web3 = new Web3(Web3.givenProvider);

// Contract ABI (copy from the compiled contract)
const abi = [...]; // ABI of your BYFCOIN contract

// Contract address (deployed address)
const contractAddress = '0x123...'; // Address of your deployed contract

// Instantiate the contract
const contract = new web3.eth.Contract(abi, contractAddress);

// Example function to get the balance of an address
async function getBalance(address) {
    try {
        const balance = await contract.methods.balanceOf(address).call();
        console.log(`Balance of ${address}: ${balance}`);
    } catch (error) {
        console.error('Error getting balance:', error);
    }
}

// Example function to buy BYF tokens
async function buyTokens(ethAmount) {
    try {
        // Send transaction to the contract's buyBYF function
        await contract.methods.buyBYF(ethAmount).send({ from: '0xsenderAddress', value: web3.utils.toWei(ethAmount.toString(), 'ether') });
        console.log(`Bought ${ethAmount} ETH worth of BYF tokens`);
    } catch (error) {
        console.error('Error buying tokens:', error);
    }
}

// Example function to sell BYF tokens
async function sellTokens(byfAmount) {
    try {
        // Send transaction to the contract's sellBYF function
        await contract.methods.sellBYF(byfAmount).send({ from: '0xsenderAddress' });
        console.log(`Sold ${byfAmount} BYF tokens`);
    } catch (error) {
        console.error('Error selling tokens:', error);
    }
}