Reading Bakerfi (#1445)

Co-authored-by: Helder Vasconcelos <heldervasc@bearstouch.com>

src/adaptors/bakerfi/index.js

@@ -0,0 +1,56 @@
+
+const sdk = require('@defillama/sdk');
+const utils = require('../utils');
+const axios = require('axios');
+
+const API_URL = 'https://api-v1.bakerfi.xyz/api';
+
+const oracles = {
+    "base": {
+        ethToUSD: "0xddC3b00b6185484B54c00C154E6bB70c4942E910"    
+    }
+}
+const vaults = [{
+    id: "cly4i95530008kl5eesquxqyc",
+    pool: `0x37327c99bBc522e677a97d01021dB20227faF60A-base`.toLowerCase(),
+    chain: "base",
+    contract: "0x37327c99bBc522e677a97d01021dB20227faF60A",
+    project: "bakerfi",
+    symbol: utils.formatSymbol('ETH'),
+    apyReward: 0, // APY from pool LM rewards in %,
+    rewardTokens: ['0x4200000000000000000000000000000000000006'], // Array of reward token addresses (you can omit this field if a pool doesn't have rewards)
+    underlyingTokens: ['0x4200000000000000000000000000000000000006'], // Array of underlying token addresses from a pool, eg here USDT address on ethereum
+    poolMeta: "wstETH/ETH Recursive Staking", // A string value which can stand for any specif
+}]
+
+async function readVaultsInfo(args) {
+    const res = [];
+    for (const vault of vaults) {        
+        const {id, contract, ...rest} = vault; 
+        const ethUSDOracle = oracles[vault.chain].ethToUSD;
+        const tvlInEth = await sdk.api.abi.call({
+            target: contract,
+            chain: vault.chain,
+            abi: 'uint256:totalAssets',
+        });
+        const ethToUSD = await sdk.api.abi.call({
+            target: ethUSDOracle,
+            chain: vault.chain,
+            abi: 'uint256:getLatestPrice',
+        });
+        const tvlUsd = BigInt(tvlInEth.output) * BigInt(ethToUSD.output) / BigInt(1e36);
+        const {data} = await axios.get(`${API_URL}/vaults/${id}/yield`)
+        res.push({
+            ...rest,
+            tvlUsd: Number(tvlUsd),
+            apyBase: data.yield,
+        });
+    }
+    return res;
+}
+
+module.exports = {
+    timetravel: false,
+    apy: readVaultsInfo,
+    url: 'https://bakerfi.xyz/app',
+};