feat: added reward apr for superlend yield adaptor

Author: priyam-anand

src/adaptors/superlend/constants.js

@@ -981,10 +981,25 @@ const oracleAbi = [
 ];
 
 const CHAIN = 'etlk';
+const CHAIN_ID = 42793;
 const PROTOCOL_DATA_PROVIDER = '0x99e8269dDD5c7Af0F1B3973A591b47E8E001BCac';
 const UI_POOL_DATA_PROVIDER = '0x9F9384Ef6a1A76AE1a95dF483be4b0214fda0Ef9';
 const PROVIDER_ADDRESS = '0x5ccF60c7E10547c5389E9cBFf543E5D0Db9F4feC';
 
+const CAMPAIGN_ID_MAP = {
+  USDC: '0x1bd8c05ef0d7b581826288a6b28a33eee2d95caa68c7f4b23dc7c5f32704b8ad',
+  MTBILL: '0xd8d0ad6579284bcb4dbc3fb1e40f4596c788e4508daf9cfd010459ce86832850',
+  MBASIS: '0xb3509a79b1715bc7666666fc9c27eb77762436648de827a5c5817371593aefd0',
+  WBTC: '0xc85b1c610c3ae5058cc69e04d87239c2af3cefb0c2fbdfcccffa5fb23d9f1cd7',
+  USDT: '0x691135dbaf8ce8bcc7aace2468be9b499834308362e1194a4246014ff74163a1',
+  WXTZ: '0x898a135c2bceffdae7618b1e2266108d154dfeab75a373b3eb3641ca31647e6a',
+};
+
+const MERKLE_BASE_URL =
+  'https://api.merkl.xyz/v4/campaigns/?chainId=CHAIN_ID&campaignId=CAMPAIGN_ID&withOpportunity=true';
+
+const APPLE_REWARD_TOKEN = '0x6E9C1F88a960fE63387eb4b71BC525a9313d8461';
+
 module.exports = {
   poolAbi,
   uiPoolDataProviderAbi,
@@ -993,4 +1008,8 @@ module.exports = {
   PROTOCOL_DATA_PROVIDER,
   UI_POOL_DATA_PROVIDER,
   PROVIDER_ADDRESS,
+  CHAIN_ID,
+  MERKLE_BASE_URL,
+  CAMPAIGN_ID_MAP,
+  APPLE_REWARD_TOKEN,
 };

src/adaptors/superlend/index.js

@@ -1,4 +1,6 @@
 const sdk = require('@defillama/sdk');
+const utils = require('../utils');
+
 const {
   poolAbi,
   uiPoolDataProviderAbi,
@@ -7,6 +9,10 @@ const {
   PROTOCOL_DATA_PROVIDER,
   UI_POOL_DATA_PROVIDER,
   PROVIDER_ADDRESS,
+  CHAIN_ID,
+  MERKLE_BASE_URL,
+  CAMPAIGN_ID_MAP,
+  APPLE_REWARD_TOKEN,
 } = require('./constants');
 
 const getApy = async () => {
@@ -105,6 +111,18 @@ const getApy = async () => {
       ) / 1e8;
   }
 
+  // reward data
+  const rewardData = {};
+  for (const pool of reserveTokens) {
+    const campaignId = CAMPAIGN_ID_MAP[pool.symbol.toUpperCase()];
+    const url = MERKLE_BASE_URL.replace('CHAIN_ID', CHAIN_ID).replace(
+      'CAMPAIGN_ID',
+      campaignId
+    );
+    const campaign = await utils.getData(url);
+    rewardData[pool.symbol.toUpperCase()] = campaign[0]?.Opportunity?.apr ?? 0;
+  }
+
   return reserveTokens
     .map((pool, i) => {
       const frozen = poolsReservesConfigurationData[i].isFrozen;
@@ -123,14 +141,21 @@ const getApy = async () => {
 
       const url = `https://markets.superlend.xyz/reserve-overview/?underlyingAsset=${pool.tokenAddress.toLowerCase()}&marketName=etherlink`;
 
+      const apyBase = (p.liquidityRate / 10 ** 27) * 100;
+      const apyReward = rewardData[pool.symbol.toUpperCase()] ?? 0;
+      const apy = apyBase + apyReward;
+
       return {
         pool: `${aTokens[i].tokenAddress}-etlk`.toLowerCase(),
         chain: 'Etherlink',
         project: 'superlend',
         symbol: pool.symbol,
         tvlUsd,
-        apyBase: (p.liquidityRate / 10 ** 27) * 100,
+        apyBase,
+        apyReward,
+        apy,
         underlyingTokens: [pool.tokenAddress],
+        rewardTokens: apyReward > 0 ? [APPLE_REWARD_TOKEN] : [],
         totalSupplyUsd,
         totalBorrowUsd,
         debtCeilingUsd: null,