Fix/fusd v2 (#34)

* add fusdv2 farm fx

* update version number

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@fuseio/earn-sdk",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/constants/index.ts

@@ -18,6 +18,7 @@ export const MASTERCHEF_V3_SUBGRAPH_URL = 'https://api.thegraph.com/subgraphs/na
 
 export const xVOLT = '0x97a6e78c9208c21afaDa67e7E61d7ad27688eFd1'
 export const VOLT = '0x34Ef2Cc892a88415e9f02b91BfA9c91fC0bE6bD4'
+export const FUSD = '0xd0ce1b4A349C35e61Af02f5971e71ac502441E49'
 
 export const STABLESWAP_POOL_LP_HASH = {
   '0xa3c1046290b490e629e11ace35863cb0cae382ab': '0x2a68d7c6ea986fa06b2665d08b4d08f5e7af960c',

src/rewards/ChefRewardProgram.ts

@@ -3,7 +3,7 @@ import ABI from '../constants/abi/MasterChef.json'
 import { calculateReserves, getChef, weiToNumber } from '../utils'
 import { ethCall, ethTransaction } from '../utils/eth'
 import { getChefPool, getChefUser } from '../graphql/fetcher'
-import { VOLT, xVOLT } from '../constants'
+import { FUSD, VOLT, xVOLT } from '../constants'
 import fetchVoltageTokenPrice from '../utils/fetchVoltageTokenPrice'
 import fetchTokenInfo from '../utils/fetchTokenInfo'
 import fetchChefPairInfo from '../utils/fetchChefPairInfo'
@@ -84,6 +84,13 @@ export default class ChefRewardProgram extends RewardProgram {
         reserves = [globalTotalStake, null]
 
         pairPrice = await fetchVoltageTokenPrice(VOLT, networkId)
+      } else if (pairAddress.toLowerCase() === FUSD.toLowerCase()) {
+        const token0 = await fetchTokenInfo(VOLT, this.web3)
+        tokens = [{ id: VOLT, ...token0 }, null]
+
+        reserves = [globalTotalStake, null]
+
+        pairPrice = 1
       } else {
         const {
           reserveUSD,