Merge pull request #2431 from balancer/v3-canary

publish to prod

Author: franzns

CHANGELOG.md

@@ -1,5 +1,12 @@
 # backend
 
+## 1.56.6
+
+### Patch Changes
+
+-   1b9df4f: fix handling preferred gauge APRs
+-   2768be6: fix handling PREFERRED gauge
+
 ## 1.56.5
 
 ### Patch Changes

modules/aprs/examples/integration.ts

@@ -2,8 +2,8 @@ import { AprService } from '../';
 import { Chain } from '@prisma/client';
 
 async function calculationExample(
-    chain: Chain = 'MAINNET',
-    poolId = '0x3de27efa2f1aa663ae5d458857e731c129069f29000200000000000000000588',
+    chain: Chain = 'POLYGON',
+    poolId = '0xe2f706ef1f7240b803aae877c9c762644bb808d80002000000000000000008c2',
 ) {
     const service = new AprService();
 

modules/aprs/handlers/liquidity-gauge-apr/liquidity-gauge-apr-handler.ts

@@ -31,7 +31,8 @@ export class LiquidityGaugeAprHandler implements AprHandler {
         const aprItems: Omit<PrismaPoolAprItem, 'createdAt' | 'updatedAt'>[] = [];
 
         for (const pool of pools) {
-            const gauge = pool.staking.find((s) => s.type === 'GAUGE')?.gauge;
+            const gauges = pool.staking.filter((s) => s.type === 'GAUGE').map((s) => s.gauge);
+            const gauge = gauges.sort((a, b) => (a?.status === 'PREFERRED' ? -1 : 1))?.[0];
 
             if (!gauge || !gauge.rewards || !pool.dynamicData || pool.dynamicData.totalShares === '0') {
                 continue;

package.json

@@ -1,6 +1,6 @@
 {
     "name": "backend",
-    "version": "1.56.5",
+    "version": "1.56.6",
     "description": "Backend service for Beethoven X and Balancer",
     "repository": "https://github.com/balancer/backend",
     "author": "Beethoven X",