exchange-script.js

exchange-script.js

// Contracts
const Exchange = artifacts.require("Exchange")

// Utils
const ether = (n) => {
  return new web3.utils.BN(
    web3.utils.toWei(n.toString(), 'ether')
  )
}

module.exports = async function(callback) {
  try {
    // Fetch accounts from wallet - these are unlocked
    const accounts = await web3.eth.getAccounts()

    // Fetch the deployed exchange
    const exchange = await Exchange.deployed()
    console.log('Exchange fetched', exchange.address)

    // Set up exchange users
    const user1 = accounts[0]

    // User 1 Deposits Ether
    amount = 2
    await exchange.depositEther({ from: user1, value: ether(amount) })
    console.log(`Deposited ${amount} Ether from ${user1}`)

    //...
  }
  catch(error) {
    console.log(error)
  }

  callback()
}