@ledgerhq/live-common
Version:
Common ground for the Ledger Live apps
49 lines • 2.37 kB
JavaScript
import { useMemo } from "react";
import { getCurrentAptosPreloadData, getAptosPreloadData } from "@ledgerhq/coin-aptos/preload-data";
import { useObservable } from "../../observable";
import { getAccountCurrency } from "../../account";
import { mapStakingPositions } from "./staking";
export function useAptosPreloadData(currency) {
return useObservable(getAptosPreloadData(currency), getCurrentAptosPreloadData(currency));
}
export function useAptosValidators(currency, search) {
const data = useAptosPreloadData(currency);
return useMemo(() => {
const validators = data?.validators ?? [];
if (validators.length === 0 || !search || search === "") {
return validators;
}
const lowercaseSearch = search.toLowerCase();
const filtered = validators.filter(validator => validator.name?.toLowerCase().includes(lowercaseSearch) ||
validator.address.toLowerCase().includes(lowercaseSearch));
const flags = [];
const output = [];
for (let i = 0; i < filtered.length; i++) {
if (flags[filtered[i].address])
continue;
flags[filtered[i].address] = true;
output.push(filtered[i]);
}
return output;
}, [data, search]);
}
export function useAptosMappedStakingPositions(account) {
const validators = useAptosValidators(account.currency, "");
const stakingPositions = account.aptosResources?.stakingPositions;
const unit = getAccountCurrency(account).units[0];
return useMemo(() => {
const mappedStakingPositions = mapStakingPositions(stakingPositions || [], validators, unit);
return mappedStakingPositions;
}, [stakingPositions, validators, unit]);
}
export function useAptosStakingPositionsQuerySelector(account, transaction) {
const stakingPositions = useAptosMappedStakingPositions(account);
const options = useMemo(() => stakingPositions.filter(sp => transaction.mode === "unstake" ? sp.active.gt(0) : sp.inactive.gt(0)), [stakingPositions, transaction]);
const selectedValidatorAddress = transaction.recipient;
const value = useMemo(() => stakingPositions.find(({ validatorId }) => validatorId === selectedValidatorAddress), [stakingPositions, selectedValidatorAddress]);
return {
options,
value,
};
}
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