publish to prod

CHANGELOG.md

@@ -1,5 +1,11 @@
 # backend
 
+## 1.26.24
+
+### Patch Changes
+
+-   380173f: fetch staking apr from api
+
 ## 1.26.23
 
 ### Patch Changes

config/sonic.ts

@@ -47,7 +47,7 @@ export default <NetworkData>{
     },
     sts: {
         address: '0xe5da20f15420ad15de0fa650600afc998bbe3955',
-        baseApr: 0.18,
+        baseAprUrl: 'https://apr.soniclabs.com/current',
         validatorFee: 0.15,
     },
     balancer: {

modules/actions/sts/sync-staking-data.ts

@@ -4,19 +4,32 @@ import { StsSubgraphService } from '../../sources/subgraphs/sts-subgraph/sts.ser
 import { Address, formatEther } from 'viem';
 import { ViemClient } from '../../sources/viem-client';
 
+interface ApiResponse {
+    success: boolean;
+    data: {
+        apr: number;
+    };
+}
+
 export async function syncStakingData(
     stakingContractAddress: Address,
     viemClient: ViemClient,
     subgraphService: StsSubgraphService,
-    baseApr: number,
+    baseAprUrl: string,
     validatorFee: number,
 ) {
     const stakingDataOnchain = await fetchSonicStakingData(stakingContractAddress, viemClient);
     const validators = await subgraphService.getAllValidators();
 
+    const response = await fetch(baseAprUrl);
+    const data = (await response.json()) as ApiResponse;
+    if (!data.success) {
+        throw new Error('Failed to fetch sonic staking APR');
+    }
+
     const stakingApr =
         (parseFloat(stakingDataOnchain.totalDelegated) / parseFloat(stakingDataOnchain.totalAssets)) *
-        (baseApr * (1 - validatorFee)) *
+        (data.data.apr * (1 - validatorFee)) *
         (1 - parseFloat(stakingDataOnchain.protocolFee));
 
     await prisma.prismaStakedSonicData.upsert({

modules/controllers/sts-controller.ts

@@ -28,11 +28,11 @@ export function StakedSonicController(tracer?: any) {
         async syncSonicStakingData() {
             const stakingContractAddress = config['SONIC'].sts!.address;
             const stsSubgraphUrl = config['SONIC'].subgraphs.sts!;
-            const baseApr = config['SONIC'].sts!.baseApr!;
+            const baseAprUrl = config['SONIC'].sts!.baseAprUrl!;
             const validatorFee = config['SONIC'].sts!.validatorFee;
 
             // Guard against unconfigured chains
-            if (!stakingContractAddress || !stsSubgraphUrl || !baseApr || !validatorFee) {
+            if (!stakingContractAddress || !stsSubgraphUrl || !baseAprUrl || !validatorFee) {
                 throw new Error(`Chain not configured for job sonic staking data`);
             }
 
@@ -43,7 +43,7 @@ export function StakedSonicController(tracer?: any) {
                 stakingContractAddress as Address,
                 viemClient,
                 stsSubgraphClient,
-                baseApr,
+                baseAprUrl,
                 validatorFee,
             );
         },

modules/network/network-config-types.ts

@@ -90,7 +90,7 @@ export interface NetworkData {
     };
     sts?: {
         address: string;
-        baseApr: number;
+        baseAprUrl: string;
         validatorFee: number;
     };
     bal?: {

package.json

@@ -1,6 +1,6 @@
 {
     "name": "backend",
-    "version": "1.26.23",
+    "version": "1.26.24",
     "description": "Backend service for Beethoven X and Balancer",
     "repository": "https://github.com/balancer/backend",
     "author": "Beethoven X",