Fix/offchain service 2 (#1534)

* fix: init offchain service

* offchain rewards: fix null cache
boost aprs: wait for vaults to laod first

src/api/offchain-rewards/OffchainRewards.ts

@@ -105,6 +105,7 @@ export class OffchainRewards {
     >(cacheKey);
     const cachedValues: CachedByProvider | undefined =
       typeof maybeCache === 'object' &&
+      maybeCache !== null &&
       maybeCache.type === CACHE_TYPE &&
       maybeCache.version === CACHE_VERSION
         ? maybeCache.data

src/api/stats/getApys.js

@@ -28,9 +28,10 @@ const { getRealApys } = require('./real');
 const { getSeiApys } = require('./sei');
 const { getKey, setKey } = require('../../utils/cache');
 const { fetchBoostAprs, BOOST_APR_EXPIRED } = require('./getBoostAprs');
+const { serviceEventBus } = require('../../utils/ServiceEventBus');
 
 const INIT_DELAY = process.env.INIT_DELAY || 30 * 1000;
-const BOOST_APR_INIT_DELAY = 30 * 1000;
+const BOOST_APR_INIT_DELAY = 5 * 1000;
 var REFRESH_INTERVAL = 15 * 60 * 1000;
 const BOOST_REFRESH_INTERVAL = 2 * 60 * 1000;
 
@@ -154,6 +155,7 @@ const initApyService = async () => {
   boostAprs = cachedBoostAprs ?? {};
 
   setTimeout(updateApys, INIT_DELAY);
+  await serviceEventBus.waitForFirstEvent('vaults/updated');
   setTimeout(updateBoostAprs, BOOST_APR_INIT_DELAY);
 };
 

src/api/stats/getBoostAprs.ts

@@ -99,7 +99,7 @@ const updateBoostV1AprsForChain = async (chain: ApiChain, boosts: Boost[]) => {
         rewardRate[i],
         periodFinish[i]
       );
-      if (!isNaN(parseFloat(apr.toString()))) {
+      if (isFiniteNumber(apr)) {
         boostAprs[boosts[i].id] = apr;
       }
     }