RocketPool

1export const name = 'RocketPool';
2export const version = '0.1.0';
3export const license = 'MIT';
4
5const RETH_ADDRESS = '0xae78736Cd615f374D3085123A210448E74Fc6393';
6
7const RETH_ABI = [
8  'function getExchangeRate() external view returns (uint256)',
9];
10
11export function setup(sdk: Context) {
12  const getTotalStaked = async () => {
13    const data = await sdk.graph.query('dmihal/rocketpool-mainnet', `{
14      rocketPoolProtocol(id: "ROCKETPOOL - DECENTRALIZED ETH2.0 STAKING PROTOCOL") {
15        lastNetworkStakerBalanceCheckPoint {
16          stakerETHActivelyStaking
17        }
18      }
19    }`);
20
21    return data.rocketPoolProtocol.lastNetworkStakerBalanceCheckPoint.stakerETHActivelyStaking / 1e18;
22  };
23
24  const getAPR = async () => {
25    const rethContract = sdk.ethers.getContract(RETH_ADDRESS, RETH_ABI);
26
27    const today = sdk.date.formatDate(new Date());
28    const weekAgo = sdk.date.offsetDaysFormatted(today, -7);
29
30    const totalRewardsNow = await rethContract.getExchangeRate({ blockTag: today });
31    const totalRewardsWeekAgo = await rethContract.getExchangeRate({ blockTag: weekAgo });
32
33    const rewardDiff = totalRewardsNow.toString() - totalRewardsWeekAgo.toString()
34
35    return rewardDiff / 1e18 * 52;
36  };
37
38  sdk.register({
39    id: 'rocketpool',
40    queries: {
41      totalStakedETH: getTotalStaked,
42      apy: getAPR,
43    },
44    metadata: {
45      name: 'RocketPool',
46      icon: sdk.ipfs.getDataURILoader('Qmcv8uUczdZ3uHSKhHMoP9mCsPverUZDP8XjP9r3W1ohv8', 'image/png'),
47    },
48  })
49}