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Example for casting a vote in Compound community governance. https://github.com/compound-developers/compound-governance-examples
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governanceAbi = window.governanceAbi; | |
gov = new web3.eth.Contract(governanceAbi, governanceAddress); | |
// Add a list of active proposals to the UI | |
getProposals(); | |
// Get my account's vote weight | |
getMyVoteWeight(myAccount); | |
submit.onclick = async () => { | |
// An active proposal needs to be selected in the UI | |
if (proposalSelector.value < 1) { | |
alert('Select a proposal to vote in.'); | |
return; | |
} | |
// A vote choice needs to be selected in the UI | |
if (!_for.checked && !against.checked && !abstain.checked) { | |
alert('Select a vote option.'); | |
return; | |
} | |
const proposal = proposalSelector.value; | |
let textType = 'against'; | |
let vote = 0; | |
if (_for.checked) { | |
textType = 'for'; | |
vote = 1; | |
} else if (abstain.checked) { | |
textType = 'abstain'; | |
vote = 2; | |
} | |
loader.classList.remove('hidden'); | |
try { | |
const tx = await gov.methods.castVote(proposal, vote).send({ from: myAccount }); | |
console.log(tx); | |
alert(`Successfully voted ${textType} Proposal ${proposal}`); | |
window.location.reload(); | |
} catch(e) { | |
console.error(e); | |
alert(e.message); | |
} | |
loader.classList.add('hidden'); | |
}; |
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