feat:Adapter,BlackRockFund (#1364)

.vscode/launch.json

@@ -147,6 +147,7 @@
         "big-data-protocol",
         "binance-staked-eth",
         "biswap",
+        "blackrockfund",
         "blast",
         "bloom",
         "blueberry-lend",

src/adapters/blackrockfund/ethereum/index.ts

@@ -0,0 +1,40 @@
+import { getBlackRockFundMasterChefPoolBalances } from '@adapters/blackrockfund/ethereum/masterChef'
+import type { AdapterConfig, BaseContext, Contract, GetBalancesHandler } from '@lib/adapter'
+import { resolveBalances } from '@lib/balance'
+import { getMasterChefPoolsContracts } from '@lib/masterchef/masterChefContract'
+
+const masterChef: Contract = {
+  chain: 'ethereum',
+  address: '0x1fde0d2f44539789256d94d1784a86bf77d66dd0',
+}
+
+const masterChef2: Contract = {
+  chain: 'ethereum',
+  address: '0x1e4a10d18698e4450e13b4e8ef361a5841850611',
+}
+
+export const getContracts = async (ctx: BaseContext) => {
+  const [pools, pools2] = await Promise.all([
+    getMasterChefPoolsContracts(ctx, { masterChefAddress: masterChef.address }),
+    getMasterChefPoolsContracts(ctx, { masterChefAddress: masterChef2.address }),
+  ])
+
+  return {
+    contracts: { pools, pools2 },
+  }
+}
+
+export const getBalances: GetBalancesHandler<typeof getContracts> = async (ctx, contracts) => {
+  const balances = await resolveBalances<typeof getContracts>(ctx, contracts, {
+    pools: (...args) => getBlackRockFundMasterChefPoolBalances(...args, masterChef),
+    pools2: (...args) => getBlackRockFundMasterChefPoolBalances(...args, masterChef2),
+  })
+
+  return {
+    groups: [{ balances }],
+  }
+}
+
+export const config: AdapterConfig = {
+  startDate: 1708560000,
+}

src/adapters/blackrockfund/ethereum/masterChef.ts

@@ -0,0 +1,54 @@
+import type { Balance, BalancesContext, Contract } from '@lib/adapter'
+import { mapSuccessFilter } from '@lib/array'
+import { getMasterChefPoolsBalances, type GetUsersInfosParams } from '@lib/masterchef/masterChefBalance'
+import { multicall } from '@lib/multicall'
+
+const abi = {
+  pendingBTC: {
+    inputs: [
+      { internalType: 'uint256', name: '_pid', type: 'uint256' },
+      { internalType: 'address', name: '_user', type: 'address' },
+    ],
+    name: 'pendingBTC',
+    outputs: [{ internalType: 'uint256', name: '', type: 'uint256' }],
+    stateMutability: 'view',
+    type: 'function',
+  },
+} as const
+
+const BTC: Contract = {
+  chain: 'ethereum',
+  address: '0xbD6323A83b613F668687014E8A5852079494fB68',
+  decimals: 18,
+  symbol: 'BTC',
+}
+
+export async function getBlackRockFundMasterChefPoolBalances(
+  ctx: BalancesContext,
+  pools: Contract[],
+  masterChef: Contract,
+): Promise<Balance[]> {
+  return getMasterChefPoolsBalances(ctx, pools, {
+    masterChefAddress: masterChef.address,
+    rewardToken: BTC,
+    getUserPendingRewards: getUserPendingBTC,
+  })
+}
+
+export async function getUserPendingBTC(
+  ctx: BalancesContext,
+  { masterChefAddress, pools, rewardToken }: GetUsersInfosParams,
+) {
+  const userPendingRewards = await multicall({
+    ctx,
+    calls: pools.map((pool) => ({ target: masterChefAddress, params: [pool.pid, ctx.address] }) as const),
+    abi: abi.pendingBTC,
+  })
+
+  return mapSuccessFilter(userPendingRewards, (res: any, index) => {
+    const pool = pools[index]
+    const reward = rewardToken || (pool.rewards?.[0] as Contract)
+
+    return [{ ...reward, amount: res.output }]
+  })
+}

src/adapters/blackrockfund/index.ts

@@ -0,0 +1,10 @@
+import type { Adapter } from '@lib/adapter'
+
+import * as ethereum from './ethereum'
+
+const adapter: Adapter = {
+  id: 'blackrockfund',
+  ethereum: ethereum,
+}
+
+export default adapter

src/adapters/index.ts

@@ -56,6 +56,7 @@ import bifrostLiquidStaking from '@adapters/bifrost-liquid-staking'
 import bigDataProtocol from '@adapters/big-data-protocol'
 import binanceStakedEth from '@adapters/binance-staked-eth'
 import biswap from '@adapters/biswap'
+import blackrockfund from '@adapters/blackrockfund'
 import blast from '@adapters/blast'
 import bloom from '@adapters/bloom'
 import blueberryLend from '@adapters/blueberry-lend'
@@ -458,6 +459,7 @@ export const adapters: Adapter[] = [
   bigDataProtocol,
   binanceStakedEth,
   biswap,
+  blackrockfund,
   blast,
   bloom,
   blueberryLend,