@chorus-one/ethereum/dist/mjs/lib/methods/buildStakeTx.js

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

import { encodeFunctionData } from 'viem';
import { VaultABI } from '../contracts/vaultAbi';
import { keeperABI } from '../contracts/keeperAbi';
import { getHarvestParams } from '../utils/getHarvestParams';
import { getDefaultTrackingAddress } from '../utils/getDefaultTrackingAddress';
export async function buildStakeTx(request) {
    const DEFAULT_SDK_TRACKING_ADDRESS = getDefaultTrackingAddress();
    const { userAccount, connector, vault, amount, referrer = DEFAULT_SDK_TRACKING_ADDRESS } = request;
    const canHarvest = await connector.eth.readContract({
        abi: keeperABI,
        address: connector.keeper,
        functionName: 'canHarvest',
        args: [vault]
    });
    let tx;
    const harvestParams = await getHarvestParams(connector, vault);
    if (canHarvest) {
        tx = encodeFunctionData({
            abi: VaultABI,
            functionName: 'updateStateAndDeposit',
            args: [
                userAccount,
                referrer,
                {
                    proof: harvestParams.proof,
                    rewardsRoot: harvestParams.rewardsRoot,
                    reward: harvestParams.reward,
                    unlockedMevReward: harvestParams.unlockedMevReward
                }
            ]
        });
    }
    else {
        tx = encodeFunctionData({
            abi: VaultABI,
            functionName: 'deposit',
            args: [userAccount, referrer]
        });
    }
    return {
        to: vault,
        data: tx,
        value: amount
    };
}