reaper OP

src/index.ts

@@ -4,6 +4,7 @@ import { tranchess } from './sources/tranchess';
 import { gearbox } from './sources/gearbox';
 import { overnight } from './sources/overnight';
 import { reaper } from './sources/reaper';
+import { reaperOp } from './sources/reaper-op';
 import { tessera } from './sources/tessera';
 import { tetu } from './sources/tetu';
 import { ovix } from './sources/ovix';
@@ -31,6 +32,7 @@ const tokens = [
   { name: 'aaveV3Arbitrum', fetchFn: () => aave(42161, 'v3') },
   { name: 'aaveV3Avalanche', fetchFn: () => aave(43114, 'v3') },
   { name: 'reaper',  fetchFn: reaper },
+  { name: 'reaperOp',fetchFn: reaperOp },
   { name: 'tessera', fetchFn: tessera },
   { name: 'tetu',    fetchFn: tetu },
   { name: 'ovix',    fetchFn: ovix },

src/sources/reaper-op.ts

@@ -0,0 +1,55 @@
+import { abi } from './abis/reaperStrategy'
+import { createPublicClient, http } from 'viem'
+import { optimism } from 'viem/chains'
+
+const client = createPublicClient({
+  chain: optimism,
+  transport: http('https://mainnet.optimism.io'),
+})
+
+export const yieldTokens = {
+  rfsoUSDC: '0x875456b73cbc58aa1be98dfe3b0459e0c0bf7b0e',
+  rfsoUSDT: '0x1e1bf73db9b278a95c9fe9205759956edea8b6ae',
+  rfsoDAI: '0x19ca00d242e96a30a1cad12f08c375caa989628f',
+  rfsoWBTC: '0x73e51b0368ef8bd0070b12dd992c54aa53bcb5f4',
+  rfsoWSTETH: '0x3573de618ae4a740fb24215d93f4483436fbb2b6',
+} as { [key: string]: `0x${string}` }
+
+export const strategiesMap = {
+  rfsoUSDC: '0xe726586f11bfb7856d4c52c77cdc5ff333953e15',
+  rfsoUSDT: '0x5c8765f08aec9f117b58b83834ca45c948a59ab1',
+  rfsoDAI: '0xbbaefef873c512f55f9c4df00d6850cb5b808a76',
+  rfsoWBTC: '0xfb0f98739c8437d38f7c1926787707766257e390',
+  rfsoWSTETH: '0x5534a31217b883e849b6f96b0ae21ad6b71c0112',
+} as { [key: string]: `0x${string}` }
+
+const noRates = Object.fromEntries(
+  Object.values(yieldTokens).map((v) => [v, 0])
+)
+
+const getAprs = () => {
+  const contracts = Object.keys(strategiesMap).map((coin) => ({
+    address: strategiesMap[coin],
+    abi,
+    functionName: 'averageAPRAcrossLastNHarvests',
+    args: [3],
+  }))
+
+  return client.multicall({ contracts })
+}
+
+export const reaperOp = async () => {
+  try {
+    const results = await getAprs()
+
+    const aprs = Object.keys(strategiesMap).map((coin, i) => [
+      yieldTokens[coin],
+      Math.round(Number(results[i].result)),
+    ])
+
+    return Object.fromEntries(aprs)
+  } catch (error) {
+    console.log(error)
+    return noRates
+  }
+}