@ledgerhq/coin-celo
Version:
41 lines • 1.99 kB
JavaScript
import invariant from "invariant";
import BigNumber from "bignumber.js";
import sampleSize from "lodash/sampleSize";
import { getCryptoCurrencyById } from "@ledgerhq/cryptoassets/index";
import { parseCurrencyUnit } from "@ledgerhq/coin-framework/currencies/parseCurrencyUnit";
import { getCurrentCeloPreloadData } from "../../bridge/preload";
import { getValidatorGroupsWithoutVotes } from "../../logic";
const currency = getCryptoCurrencyById("celo");
const minimalAmount = parseCurrencyUnit(currency.units[0], "0.001");
export const createVoteMutation = () => ({
name: "Celo: Vote",
feature: "staking",
maxRun: 1,
transaction: ({ account, bridge, maxSpendable }) => {
invariant(maxSpendable.gt(minimalAmount), "Celo: Vote | balance is too low");
const { celoResources } = account;
invariant(celoResources?.registrationStatus, "Celo: Vote | Account is not registered");
const nonvotingLockedBalance = celoResources?.nonvotingLockedBalance || new BigNumber(0);
invariant(nonvotingLockedBalance.gt(0), "Celo: Vote | No non voting locked balance");
const votes = celoResources.votes || [];
const { validatorGroups } = getCurrentCeloPreloadData();
// Get a random validator group that the account does not have locked tokens for.
const validatorGroupWithoutVotes = sampleSize(getValidatorGroupsWithoutVotes(validatorGroups, votes), 1)[0];
const amount = nonvotingLockedBalance.times(0.5).precision(8).integerValue();
invariant(amount.gt(0), "Celo: Vote | Not enough funds to vote");
const transaction = {
recipient: validatorGroupWithoutVotes.address,
amount,
};
return {
transaction: bridge.createTransaction(account),
updates: [
{
mode: "vote",
},
transaction,
],
};
},
});
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