Approval in components

gistfile1.txt

Components
-----------

1. Check for allowance (ethereum address, contract)
3. Compare with amount in input field
2. Approval buttons - render correct states 
3. Approval logic (contract address, amount)
4. Step 2 button as well 

type Props = {
  ethereumAddress,
  amount,
  contractGRT,
  otherContract,
  button2Copy # step 2 button copy
}

// allowance
otherContract.allowance(ethereumAddress)

// approval
contractGRT(amount, otherContract)

// handleSubmit - passed from props
props.handleSubmit()

// States
1. Enabled: infinite + partial
2. Pending: 3 dots
3. Success: infinite + partial (amount)
4. Failed: red button 

useEffeect(() => {
}, [amount])