Smart Contracts

import { ethers } from 'ethers';

const provider = new ethers.JsonRpcProvider('https://mainnet.base.org');
const DXTN_ADDRESS = '0x824cbf949df05453a12eb336f3de6a4537abb0fe';
const ERC20_ABI = [
  'function balanceOf(address) view returns (uint256)',
  'function decimals() view returns (uint8)'
];

const token = new ethers.Contract(DXTN_ADDRESS, ERC20_ABI, provider);
const balance = await token.balanceOf('YOUR_WALLET_ADDRESS');
console.log('DXTN Balance:', ethers.formatUnits(balance, 18));

const SALE_ADDRESS = '0x8a7901dA620abeD68bEf4f28164C945DC716B43e';
const SALE_ABI = [
  'function buyTokens() payable',
  'function getTokenAmount(uint256) view returns (uint256)'
];

const signer = await provider.getSigner();
const sale = new ethers.Contract(SALE_ADDRESS, SALE_ABI, signer);

// Check how many DXTN you'll get for 0.01 ETH
const tokenAmount = await sale.getTokenAmount(ethers.parseEther('0.01'));
console.log('You will receive:', ethers.formatUnits(tokenAmount, 18), 'DXTN');

// Buy tokens
const tx = await sale.buyTokens({ value: ethers.parseEther('0.01') });
await tx.wait();

await window.ethereum.request({
  method: 'wallet_watchAsset',
  params: {
    type: 'ERC20',
    options: {
      address: '0x824cbf949df05453a12eb336f3de6a4537abb0fe',
      symbol: 'DXTN',
      decimals: 18,
      image: 'https://dexton.ai/images/dxtn-token-logo.png'
    }
  }
});