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

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

import { ChainId, getGasRecommendation, } from '@openocean.finance/widget-sdk';
import { useQuery } from '@tanstack/react-query';
import { useAvailableChains } from './useAvailableChains.js';
const refetchInterval = 60000;
export const useGasRecommendation = (toChainId, fromChain, fromToken) => {
    const { chains } = useAvailableChains();
    const fromIsNear = fromChain === ChainId.NEAR;
    const checkRecommendationLiFuel = Boolean(toChainId) &&
        Boolean(fromChain) &&
        !fromIsNear &&
        Boolean(fromToken) &&
        Boolean(chains?.length);
    const checkRecommendationMaxButton = Boolean(toChainId) && !fromChain && !fromToken && Boolean(chains?.length);
    return useQuery({
        queryKey: ['gas-recommendation', toChainId, fromChain, fromToken],
        queryFn: async ({ queryKey: [_, toChainId, fromChain, fromToken], signal, }) => {
            // from 是 Near 链时，当前不支持 Li.Fuel / gas 预估，直接跳过查询
            if (fromChain === ChainId.NEAR) {
                return null;
            }
            if (!chains?.some((chain) => chain.id === toChainId)) {
                return null;
            }
            const gasRecommendation = await getGasRecommendation({
                chainId: toChainId,
                fromChain: fromChain,
                fromToken: fromToken,
            }, { signal });
            return gasRecommendation;
        },
        enabled: checkRecommendationLiFuel || checkRecommendationMaxButton,
        refetchInterval,
        staleTime: refetchInterval,
    });
};
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