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<h1><a href="../../../index.html">All files</a> / <a href="index.html">src/tx/applyTx</a> checkPeriodVote.js</h1>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">/**
* Copyright (c) 2018-present, Leap DAO (leapdao.org)
*
* This source code is licensed under the Mozilla Public License Version 2.0
* found in the LICENSE file in the root directory of this source tree.
*/
const { Type } = require('leap-core');
const { bufferToHex } = require('ethereumjs-util');
const { logNode } = require('../../utils/debug');
module.exports = async (state, tx, bridgeState) => {
if (tx.type !== Type.PERIOD_VOTE) {
throw new Error('[period vote] periodVote tx expected');
}
const { slotId } = tx.options;
if (!state.slots[slotId]) {
throw new Error(`[period vote] Slot ${slotId} is empty`);
}
if (
!tx.inputs ||
!tx.inputs[0].signer ||
tx.inputs[0].signer !== state.slots[slotId].signerAddr
) {
throw new Error(
`[period vote] Input should be signed by validator: ${state.slots[slotId].signerAddr}`
);
}
if (tx.inputs[0].prevout.index !== 0) {
throw new Error(
`[period vote] Input should have prevout index of 0. Got: ${tx.inputs[0].prevout.index}`
);
}
const blocksRoot = bufferToHex(tx.inputs[0].prevout.hash);
if (
!bridgeState.periodProposal ||
bridgeState.periodProposal.blocksRoot !== blocksRoot
) {
logNode(
`[period vote] Vote for different period. Proposed root: ${
(bridgeState.periodProposal || {}).blocksRoot
}. Voted root: ${blocksRoot}`
);
return;
}
const votes = new Set(bridgeState.periodProposal.votes);
votes.add(slotId);
bridgeState.periodProposal.votes = [...votes];
};
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at Fri Feb 28 2020 15:02:03 GMT+0700 (Indochina Time)
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