From 5cad0bfc4147668fbc8c6491ccd416e49200849c Mon Sep 17 00:00:00 2001
From: g1nt0ki <99907941+g1nt0ki@users.noreply.github.com>
Date: Thu, 15 Feb 2024 19:45:21 +0100
Subject: [PATCH] refactor levana code

---
 dexs/levana/fetch.ts | 18 +++++++++---------
 dexs/levana/index.ts | 20 ++++----------------
 helpers/env.ts       |  1 +
 3 files changed, 14 insertions(+), 25 deletions(-)

diff --git a/dexs/levana/fetch.ts b/dexs/levana/fetch.ts
index 62a537baf8..6fe7500d1c 100644
--- a/dexs/levana/fetch.ts
+++ b/dexs/levana/fetch.ts
@@ -1,7 +1,5 @@
-import BigNumber from "bignumber.js";
-import fetchURL from "../../utils/fetchURL";
-const plimit = require('p-limit');
-const limit = plimit(1);
+import { getEnv } from "../../helpers/env";
+import { httpGet } from "../../utils/fetchURL";
 
 const INDEXER_URL = "https://indexer-mainnet.levana.finance";
 const QUERIER_URL = "https://querier-mainnet.levana.finance";
@@ -32,11 +30,13 @@ export async function fetchVolume(kind: "daily" | "total", marketInfos: MarketIn
 
     const url = (marketsStr: string) => `${INDEXER_URL}/rolling_trade_volume?market=${marketsStr}&timestamp=${timestamp}&interval_days=${intervalDays}`;
 
-    const result = (await Promise.all(marketInfos.map(marketInfo => limit(() => fetchURL(url(marketInfo.addr))))))
-        .map((response: any) => response)
-        .map((data: any) => BigNumber(data));
+    const result = (await Promise.all(marketInfos.map(marketInfo =>  httpGet(url(marketInfo.addr), {
+        headers: {
+            'x-levana-access': getEnv('LEVANA_API_KEY')
+        }
+    }))))
 
-    return result.reduce((a: BigNumber, b: BigNumber) => a.plus(b), BigNumber(0))
+    return result.reduce((a: number, b: number) => a + +b, 0)
 }
 
 export async function fetchMarketInfos(chain: Chain): Promise<MarketInfo[]> {
@@ -47,7 +47,7 @@ export async function fetchMarketInfos(chain: Chain): Promise<MarketInfo[]> {
         }
     }
     const url = `${QUERIER_URL}/v1/perps/factory-market-status?network=${networkName[chain]}&factory=${factoryAddr[chain]}`
-    const result:FactoryResponse = await fetchURL(url);
+    const result:FactoryResponse = await httpGet(url);
 
     return Object.entries(result).reduce((acc, [addr, {market_id}]) => {
         acc.push({
diff --git a/dexs/levana/index.ts b/dexs/levana/index.ts
index 80f90bc926..4ed1c5bed5 100644
--- a/dexs/levana/index.ts
+++ b/dexs/levana/index.ts
@@ -1,4 +1,4 @@
-import {FetchResultVolume, SimpleAdapter} from "../../adapters/types";
+import { FetchResultVolume, SimpleAdapter } from "../../adapters/types";
 import { fetchMarketInfos, fetchVolume } from "./fetch";
 
 const adapter: SimpleAdapter = {
@@ -11,11 +11,7 @@ const adapter: SimpleAdapter = {
                     fetchVolume("daily", marketInfos, timestamp),
                     fetchVolume("total", marketInfos, timestamp)
                 ]);
-                return {
-                    timestamp,
-                    dailyVolume: dailyVolume.toString(),
-                    totalVolume: totalVolume.toString()
-                }
+                return { timestamp, dailyVolume, totalVolume, }
             },
             start: 1688628356
         },
@@ -28,11 +24,7 @@ const adapter: SimpleAdapter = {
                     fetchVolume("total", marketInfos, timestamp)
                 ]);
 
-                return {
-                    timestamp,
-                    dailyVolume: dailyVolume.toString(),
-                    totalVolume: totalVolume.toString()
-                }
+                return { timestamp, dailyVolume, totalVolume, }
             },
             start: 1691305909
         },
@@ -45,11 +37,7 @@ const adapter: SimpleAdapter = {
                     fetchVolume("total", marketInfos, timestamp)
                 ]);
 
-                return {
-                    timestamp,
-                    dailyVolume: dailyVolume.toString(),
-                    totalVolume: totalVolume.toString()
-                }
+                return { timestamp, dailyVolume, totalVolume, }
             },
             start: 1695738685
         }
diff --git a/helpers/env.ts b/helpers/env.ts
index d62550126f..aef9bbdef0 100644
--- a/helpers/env.ts
+++ b/helpers/env.ts
@@ -19,6 +19,7 @@ export const ENV_KEYS = new Set([
   'SMARDEX_SUBGRAPH_API_KEY',
   'PROD_VYBE_API_KEY',
   'PERENNIAL_V2_SUBGRAPH_API_KEY',
+  'LEVANA_API_KEY',
   'ZEROx_API_KEY',
   'ZEROX_API_KEY'
 ])