@chorus-one/ethereum/dist/mjs/lib/utils/getHarvestParams.js

All-in-one toolkit for building staking dApps on Ethereum network

export const getHarvestParams = async (connector, vault) => {
    const harvestData = await connector.graphqlRequest({
        type: 'graph',
        op: 'HarvestParams',
        query: `
            query HarvestParams($address: ID!) {
            harvestParams: vault(id: $address) {
                proof
                rewardsRoot
                reward: proofReward
                unlockedMevReward: proofUnlockedMevReward
              }
            }
            `,
        variables: {
            address: vault.toLowerCase()
        }
    });
    if (!harvestData.data.harvestParams) {
        throw new Error('Vault data is missing the harvestParams field');
    }
    return harvestData.data.harvestParams;
};