Feature/df 18875 cryptocompare inverse eth usd (#3049)

* CryptoCompare inverse behaviour * changeset * e2e test modified * test renamed * undo test changes * undo test changes
smartcontractkit · Oct 26, 2023 · a4a0362 · a4a0362
1 parent e837f7c
commit a4a0362
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diff --git a/.changeset/nasty-students-perform.md b/.changeset/nasty-students-perform.md
@@ -0,0 +1,5 @@
+---
+'@chainlink/cryptocompare-adapter': minor
+---
+
+inverse behaviour to support BTC/ETH pair
diff --git a/packages/sources/cryptocompare/src/config/includes.json b/packages/sources/cryptocompare/src/config/includes.json
@@ -0,0 +1,13 @@
+[
+  {
+    "from": "BTC",
+    "to": "ETH",
+    "includes": [
+      {
+        "from": "ETH",
+        "to": "BTC",
+        "inverse": true
+      }
+    ]
+  }
+]
diff --git a/packages/sources/cryptocompare/src/endpoint/crypto.ts b/packages/sources/cryptocompare/src/endpoint/crypto.ts
@@ -14,6 +14,12 @@ export const endpoint = new CryptoPriceEndpoint({
   customRouter: (_req, adapterConfig) => {
     return adapterConfig.WS_ENABLED ? 'ws' : 'rest'
   },
+  requestTransforms: [
+    (req) => {
+      req.requestContext.data.base = req.requestContext.data.base.toUpperCase()
+      req.requestContext.data.quote = req.requestContext.data.quote?.toUpperCase()
+    },
+  ],
   inputParameters: cryptoInputParams,
   overrides: overrides.cryptocompare,
 })
diff --git a/packages/sources/cryptocompare/src/index.ts b/packages/sources/cryptocompare/src/index.ts
@@ -2,12 +2,14 @@ import { expose, ServerInstance } from '@chainlink/external-adapter-framework'
 import { PriceAdapter } from '@chainlink/external-adapter-framework/adapter'
 import { crypto, vwap, volume, marketcap } from './endpoint'
 import { config } from './config'
+import includes from './config/includes.json'
 
 export const adapter = new PriceAdapter({
   name: 'CRYPTOCOMPARE',
   defaultEndpoint: 'crypto',
   config,
   endpoints: [crypto, vwap, volume, marketcap],
+  includes,
   rateLimiting: {
     tiers: {
       free: {