add restaking rewards apy (#1613)

* add restaking rewards apy

* fix apr and not in wei

* provide rewards token which wraps eigens

src/adaptors/ether.fi-stake/index.js

@@ -2,7 +2,10 @@ const sdk = require('@defillama/sdk');
 const axios = require('axios');
 
 const weETH = '0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee';
+const eETH = '0x35fA164735182de50811E8e2E824cFb9B6118ac2'
 const weth = '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2';
+const eigen = '0xec53bf9167f50cdeb3ae105f56099aaab9061f83';
+const lrt2 = '0x8F08B70456eb22f6109F57b8fafE862ED28E6040';
 
 const apy = async () => {
   const totalSupply =
@@ -13,6 +16,14 @@ const apy = async () => {
       })
     ).output / 1e18;
 
+  const totalSupplyEETH =
+    (
+      await sdk.api.abi.call({
+        target: eETH,
+        abi: 'erc20:totalSupply',
+      })
+    ).output / 1e18;
+
   const now = Math.floor(Date.now() / 1000);
   const timestamp1dayAgo = now - 86400;
   const timestamp7dayAgo = now - 86400 * 7;
@@ -51,10 +62,27 @@ const apy = async () => {
     365 *
     100;
 
+
+  const optimismApi = new sdk.ChainApi({ chain: 'optimism' });
+  const restakingWeeklyEigen = Number(await optimismApi.call({
+    target: '0xAB7590CeE3Ef1A863E9A5877fBB82D9bE11504da',
+    abi: 'function categoryTVL(string _category) view returns (uint256)',
+    params: [eigen]
+  })) / 1e18;
+
   const priceKey = `ethereum:${weETH}`;
+  const priceKeyEigen = `ethereum:${eigen}`;
+  const priceKeyEETH = `ethereum:${eETH}`;
+  const eigenPrice = (
+    await axios.get(`https://coins.llama.fi/prices/current/ethereum:${eigen}`)
+  ).data.coins[`ethereum:${eigen}`]?.price;
+  const eethPrice = (
+    await axios.get(`https://coins.llama.fi/prices/current/ethereum:${eETH}`)
+  ).data.coins[`ethereum:${eETH}`]?.price;
   const price = (
     await axios.get(`https://coins.llama.fi/prices/current/${priceKey}`)
   ).data.coins[priceKey]?.price;
+  const restakingApy = (restakingWeeklyEigen * eigenPrice) / 7 / (totalSupplyEETH * eethPrice) * 365 * 100;
 
   return [
     {
@@ -65,7 +93,9 @@ const apy = async () => {
       tvlUsd: totalSupply * price,
       apyBase: apr1d,
       apyBase7d: apr7d,
+      apyReward: restakingApy,
       underlyingTokens: [weth],
+      rewardTokens: [lrt2],
     },
   ];
 };