fix: replace nan with 0 (#59)

* fix: replace nan with 0

* Update usePoolLists.ts

Author: anukulpandey

src/hooks/usePoolLists.ts

@@ -64,7 +64,7 @@ current: boolean): BigNumber => {
     .div(new BigNumber(10).pow(decimals2))
     .multipliedBy(tokenPrices[token2]);
 
-  return dv1.plus(dv2);
+  return dv1.plus(dv2).toString()=="NaN"? new BigNumber(0) :dv1.plus(dv2);
 };
 
 const calculateVolumeChange = (pool: PoolListItem, tokenPrices: TokenPrices): number => {
@@ -106,7 +106,7 @@ const calculateUserLiquidity = (
     .multipliedBy(tokenPrices[token2]);
   const res = v1.plus(v2);
 
-  return res.gt(0) ? res.toFormat(2) : undefined;
+  return res.gt(0) ? res.toFormat(2) : "0";
 };
 
 const getUserPoolList = (queryType: PoolQueryType, limit: number, offset: number, search: string, signerAddress: string): PoolQueryObject => ({