MWajzre

mwajzre.markdown

MWajzre

A Pen by Rob Stupay on CodePen.

License.

script.js

(async () => {
    const account1 = '0xaaFBc70D3a20Ca41423ef8Df3C87c5A3Dd8327A5'
    const contractAddress = '0x0C0A99BFA42050A31B4F474eAd0cd9132EEAFA19'
    console.log('start')
    
    const metadata = JSON.parse(await remix.call('fileManager', 'getFile', 'browser/artifacts/CustomERC20.json'))
    const accounts = await web3.eth.getAccounts()
    
    // MetaMask injects a Web3 Provider as "web3.currentProvider", so
// we can wrap it up in the ethers.js Web3Provider, which wraps a
// Web3 Provider and exposes the ethers.js Provider API.

const provider = new ethers.providers.Web3Provider(web3.currentProvider);

// There is only ever up to one account in MetaMask exposed
const signer = provider.getSigner();



    provider.getBalance(address).then((balance) => {

    // balance is a BigNumber (in wei); format is as a sting (in ether)
    let etherString = ethers.utils.formatEther(balance);

    console.log("Balance: " + etherString);
});
    
    let contract = new web3.eth.Contract(metadata.abi, contractAddress)
    
    contract.methods.transfer(account1, 10000).send({ from: accounts[0] }).on('receipt', async (receipt) => {
        console.log(receipt)
        const result = await contract.methods.balanceOf(account1).call({from: account1})
        console.log('balance_', result)
    })
})()