@ledgerhq/live-common/lib-es/families/near/react.js

Common ground for the Ledger Live apps

import invariant from "invariant";
import { useMemo } from "react";
import { BigNumber } from "bignumber.js";
import { FIGMENT_NEAR_VALIDATOR_ADDRESS } from "@ledgerhq/coin-near/constants";
import { mapStakingPositions } from "@ledgerhq/coin-near/logic";
import { getCurrentNearPreloadData } from "@ledgerhq/coin-near/preload";
import { getAccountCurrency } from "../../account";
export function useNearMappedStakingPositions(account) {
    const { validators } = getCurrentNearPreloadData();
    const stakingPositions = account.nearResources?.stakingPositions;
    invariant(stakingPositions, "near: stakingPositions is required");
    const unit = getAccountCurrency(account).units[0];
    return useMemo(() => {
        const mappedStakingPositions = mapStakingPositions(stakingPositions || [], validators, unit);
        return mappedStakingPositions;
    }, [stakingPositions, validators, unit]);
}
export function useNearStakingPositionsQuerySelector(account, transaction) {
    const stakingPositions = useNearMappedStakingPositions(account);
    const options = useMemo(() => stakingPositions.filter(sp => transaction.mode === "unstake" ? sp.staked.gt(0) : sp.available.gt(0)), [stakingPositions, transaction]);
    const selectedValidatorAddress = transaction.recipient;
    const value = useMemo(() => stakingPositions.find(({ validatorId }) => validatorId === selectedValidatorAddress), [stakingPositions, selectedValidatorAddress]);
    return {
        options,
        value,
    };
}
export function useLedgerFirstShuffledValidatorsNear(search) {
    const { validators: unorderedValidators } = getCurrentNearPreloadData();
    const validators = reorderValidators(unorderedValidators);
    return useMemo(() => {
        if (validators.length === 0 || !search || search === "") {
            return validators;
        }
        const lowercaseSearch = search.toLowerCase();
        const filtered = validators.filter(validator => validator.validatorAddress?.toLowerCase().includes(lowercaseSearch));
        return filtered;
    }, [validators, search]);
}
function reorderValidators(validators) {
    const sortedValidators = validators.sort((a, b) => new BigNumber(b.tokens).minus(new BigNumber(a.tokens)).toNumber());
    // move Ledger validator to the first position
    const ledgerValidator = sortedValidators.find(v => v.validatorAddress === FIGMENT_NEAR_VALIDATOR_ADDRESS);
    if (ledgerValidator) {
        const sortedValidatorsLedgerFirst = sortedValidators.filter(v => v.validatorAddress !== FIGMENT_NEAR_VALIDATOR_ADDRESS);
        sortedValidatorsLedgerFirst.unshift(ledgerValidator);
        return sortedValidatorsLedgerFirst;
    }
    return sortedValidators;
}
//# sourceMappingURL=react.js.map