@reservoir0x/relay-kit-ui/_esm/src/hooks/useIsPassthrough.js

Relay is the Fastest and Cheapest Way to Bridge and Transact Across Chains.

import { useMemo } from 'react';
import useMoonPayCurrencies from './useMoonPayCurrencies.js';
import useIpAddress from './useIpAddress.js';
import useMoonPayGeolocation from './useMoonPayGeolocation.js';
import _moonPayCurrencies from '../constants/moonPayCurrencies.js';
import { convertSupportedCurrencies } from '../utils/moonPay.js';
export default function useIsPassthrough(token, apiKey) {
    const { data: ipAddressResponse } = useIpAddress({
        staleTime: Infinity,
        gcTime: Infinity
    });
    const { data: geolocationResponse } = useMoonPayGeolocation({
        apiKey,
        ipAddress: ipAddressResponse?.ip
    }, {
        staleTime: Infinity,
        gcTime: Infinity
    });
    const { data: moonPayCurrencies } = useMoonPayCurrencies({ apiKey }, {
        staleTime: 1000 * 60 * 60 * 24, //1 day
        retryDelay: 1000 * 60 * 60 * 10 //10 minutes
    });
    return useMemo(() => {
        const supportedCurrencies = convertSupportedCurrencies(moonPayCurrencies);
        const currency = supportedCurrencies.find((currency) => currency.chainId === `${token.chainId}` &&
            currency.contractAddress === token.address.toLowerCase());
        if (currency) {
            const countryCode = geolocationResponse?.alpha2;
            const state = geolocationResponse?.state;
            if (countryCode) {
                const unsupportedCountry = currency.notAllowedCountries.includes(countryCode);
                const unsupportedState = countryCode === 'US' &&
                    state &&
                    currency.notAllowedUSStates.includes(state);
                return {
                    isPassthrough: !unsupportedCountry && !unsupportedState,
                    moonPayCurrency: currency
                };
            }
            else {
                return {
                    isPassthrough: false,
                    moonPayCurrency: null
                };
            }
        }
        return {
            isPassthrough: false,
            moonPayCurrency: null
        };
    }, [token, moonPayCurrencies, geolocationResponse]);
}
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