add defillama apr adapter

config/arbitrum.ts

@@ -130,6 +130,12 @@ export default <NetworkData>{
                 },
             },
         },
+        defillama: [
+            {
+                defillamaPoolId: '46f3828a-cbf6-419e-8399-a83b905bf556',
+                tokenAddress: '0x5a7a183b6b44dc4ec2e3d2ef43f98c5152b1d76d',
+            },
+        ],
         reaper: {
             onchainSource: {
                 averageAPRAcrossLastNHarvests: 5,

config/mainnet.ts

@@ -200,6 +200,16 @@ export default <NetworkData>{
                 },
             },
         },
+        defillama: [
+            {
+                defillamaPoolId: '5a9c2073-2190-4002-9654-8c245d1e8534',
+                tokenAddress: '0x6dc3ce9c57b20131347fdc9089d740daf6eb34c5',
+            },
+            {
+                defillamaPoolId: '46f3828a-cbf6-419e-8399-a83b905bf556',
+                tokenAddress: '0xf073bac22dab7faf4a3dd6c6189a70d54110525c',
+            },
+        ],
         euler: {
             subgraphUrl: 'https://api.thegraph.com/subgraphs/name/euler-xyz/euler-mainnet',
             tokens: {

config/optimism.ts

@@ -139,6 +139,12 @@ export default <NetworkData>{
                 // and search for the vault address in the link: https://api.beefy.finance/vaults
             },
         },
+        defillama: [
+            {
+                defillamaPoolId: '46f3828a-cbf6-419e-8399-a83b905bf556',
+                tokenAddress: '0x5a7a183b6b44dc4ec2e3d2ef43f98c5152b1d76d',
+            },
+        ],
         reaper: {
             subgraphSource: {
                 subgraphUrl: 'https://api.thegraph.com/subgraphs/name/byte-masons/multi-strategy-vaults-optimism',

modules/network/apr-config-types.ts

@@ -30,6 +30,10 @@ export interface YbAprConfig {
     };
     etherfi?: string;
     sveth?: boolean;
+    defillama?: {
+        defillamaPoolId: string;
+        tokenAddress: string;
+    }[];
     defaultHandlers?: DefaultHandlerAprConfig;
     fixedAprHandler?: FixedAprConfig;
 }

modules/pool/lib/apr-data-sources/yb-apr-handlers/index.ts

@@ -26,6 +26,7 @@ const sourceToHandler = {
     etherfi: sources.Etherfi,
     sveth: sources.svEthAprHandler,
     dforce: sources.DForce,
+    defillama: sources.Defillama,
 };
 
 export class YbAprHandlers {

modules/pool/lib/apr-data-sources/yb-apr-handlers/sources/defillama-apr-handler.ts

@@ -0,0 +1,43 @@
+import { AprHandler } from '..';
+import { YbAprConfig } from '../../../../../network/apr-config-types';
+
+const query = `
+  {
+    osTokens {
+      apy
+    }
+  }
+`;
+
+const requestQuery = {
+    query,
+};
+
+interface Response {
+    data: {
+        timestamp: string;
+        apyBase: number;
+    }[];
+}
+
+const baseURL = 'https://yields.llama.fi/chart/';
+
+export class Defillama implements AprHandler {
+    constructor(private config: YbAprConfig['defillama']) {}
+
+    async getAprs() {
+        const aprs: { token: string; apr: number }[] = [];
+
+        for (const token of this.config!) {
+            {
+                const response = await fetch(baseURL + token.defillamaPoolId);
+
+                const data = (await response.json()) as Response;
+
+                const apr = Number(data.data[data.data.length - 1].apyBase) / 100;
+                aprs.push({ token: token.tokenAddress, apr });
+            }
+        }
+        return Object.fromEntries(aprs.map(({ token, apr }) => [token, { apr, isIbYield: true }]));
+    }
+}

modules/pool/lib/apr-data-sources/yb-apr-handlers/sources/index.ts

@@ -20,3 +20,4 @@ export * from './yieldnest-apr-handler';
 export * from './etherfi-apr-handler';
 export * from './sv-eth';
 export * from './dforce-apr-handler';
+export * from './defillama-apr-handler';