@openocean.finance/widget/dist/esm/hooks/useGasSufficiencyBridge.js

Openocean Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

import { useAccount } from '@openocean.finance/wallet-management';
import { keepPreviousData, useQuery } from '@tanstack/react-query';
import { parseUnits } from 'viem';
import { useFieldValues } from '../stores/form/useFieldValues.js';
import { useTokenAddressBalance } from './useTokenAddressBalance.js';
const refetchInterval = 30000;
export const useGasSufficiencyBridge = (route) => {
    const [fromChainId, fromTokenAddress, fromAmount] = useFieldValues('fromChain', 'fromToken', 'fromAmount');
    let chainId = fromChainId;
    let tokenAddress = fromTokenAddress;
    if (route) {
        chainId = route.fromToken.chainId;
        tokenAddress = route.fromToken.address;
    }
    const { token, chain, isLoading: isTokenAddressBalanceLoading, } = useTokenAddressBalance(chainId, tokenAddress);
    const { account } = useAccount({ chainType: chain?.chainType });
    const { data: insufficientBridge, isLoading } = useQuery({
        queryKey: [
            'bridge-sufficiency-check',
            account.address,
            chainId,
            tokenAddress,
            route?.id ?? fromAmount,
        ],
        queryFn: async ({ queryKey: [, accountAddress] }) => {
            if (!accountAddress || !token) {
                return;
            }
            const parsedFromAmount = parseUnits(fromAmount, token.decimals);
            let currentTokenBalance = token.amount ?? 0n;
            if (!route) {
                return false;
            }
            if (route.fromChainId !== route.toChainId) {
                const prependedOperatingExpenseCost = route.data.prependedOperatingExpenseCost || 0n;
                let gas = BigInt(Number.parseInt((1.1 * Number(prependedOperatingExpenseCost)).toString()));
                if (chain?.nativeToken?.address === fromTokenAddress) {
                    if (fromChainId === 1151111081099710) {
                        gas += 15000000n + (8157120n + 4000000n + 890880n);
                    }
                    else if (fromChainId === 8453) {
                        gas += 1000000000000000n + 1000000000000n;
                    }
                }
                if (currentTokenBalance > gas) {
                    currentTokenBalance = currentTokenBalance - gas;
                }
                else {
                    currentTokenBalance = 0n;
                }
                const insufficientFunds = BigInt(parsedFromAmount) > currentTokenBalance;
                return insufficientFunds;
            }
            return false;
        },
        enabled: Boolean(account.address && token && !isTokenAddressBalanceLoading),
        refetchInterval,
        staleTime: refetchInterval,
        placeholderData: account.address ? keepPreviousData : undefined,
    });
    return {
        insufficientBridge,
        isLoading,
    };
};
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