feat: fix on qiAvax token+ explain exchangeRate (#772)

llamafolio · Aug 21, 2023 · 7209e05 · 7209e05
1 parent 65af397
commit 7209e05
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/src/adapters/benqi-lending/avalanche/index.ts b/src/adapters/benqi-lending/avalanche/index.ts
@@ -2,15 +2,14 @@ import type { BaseContext, GetBalancesHandler } from '@lib/adapter'
 import { resolveBalances } from '@lib/balance'
 import type { BalanceWithExtraProps } from '@lib/compound/v2/lending'
 import { getHealthFactor, getMarketsBalances, getMarketsContracts } from '@lib/compound/v2/lending'
-import { ADDRESS_ZERO } from '@lib/contract'
 
 export const getContracts = async (ctx: BaseContext) => {
   const markets = await getMarketsContracts(ctx, {
     // Benqi Comptroller
     comptrollerAddress: '0x486Af39519B4Dc9a7fCcd318217352830E8AD9b4',
     underlyingAddressByMarketAddress: {
       // qiAVAX -> AVAX
-      '0x5c0401e81bc07ca70fad469b451682c0d747ef1c': ADDRESS_ZERO,
+      '0x5c0401e81bc07ca70fad469b451682c0d747ef1c': '0xb31f66aa3c1e785363f0875a1b74e27b85fd66c7',
     },
   })
   return {

diff --git a/src/lib/compound/v2/lending.ts b/src/lib/compound/v2/lending.ts
@@ -62,6 +62,8 @@ const abi = {
   },
 } as const
 
+const cTOKENS_DECIMALS = 8
+
 export interface GetMarketsContractsProps {
   comptrollerAddress: `0x${string}`
   /**
@@ -164,7 +166,8 @@ export async function getMarketsBalances(ctx: BalancesContext, contracts: Contra
         return
       }
 
-      const amount = (bal.amount * exchangeRateCurrentBycTokenAddress[bal.address]) / 10n ** 10n
+      const amount =
+        (bal.amount * exchangeRateCurrentBycTokenAddress[bal.address]) / 10n ** BigInt(cTOKENS_DECIMALS + 2) // cTokens are always 8 decimals and its a percentage so 10 ** 8 * 100 -> 10 ** (8 + 2)
 
       return {
         ...bal,