Merge pull request #2439 from defi-app/add-defiapp-volume

Add DefiApp volume

aggregators/defiapp/index.ts

@@ -0,0 +1,68 @@
+import { SimpleAdapter, FetchResultVolume } from "../../adapters/types";
+import { CHAIN } from "../../helpers/chains";
+import { httpGet } from "../../utils/fetchURL";
+
+const DEFIAPP_24H_VOLUME_URL = "http://api.defi.app/api/stats/volume/24h"; // requires authentication
+const START_TIMESTAMP = 1739433600; // 02.13.2025
+
+type TChainId = {
+  [l: string]: string;
+};
+const defiAppChainIdMap: TChainId = {
+  [CHAIN.ETHEREUM]: "1",
+  [CHAIN.BSC]: "56",
+  [CHAIN.ARBITRUM]: "42161",
+  [CHAIN.BASE]: "8453",
+  [CHAIN.SOLANA]: "1151111081099710",
+};
+
+interface IDefiAppResponse {
+  isLast24Hours: boolean;
+  startDate: string;
+  endDate: string;
+  totalUsdVolume: string;
+  perChainUsdVolume: Record<string, string>;
+}
+
+const fetch = (chain: string) => {
+  return async (timestamp: number): Promise<FetchResultVolume> => {
+    const dayResponse = <IDefiAppResponse>(
+      await httpGet(DEFIAPP_24H_VOLUME_URL, {
+        headers: {
+          "Content-Type": "application/json",
+          // DefiLlama team to configure
+          "X-API-KEY": process.env.DEFIAPP_API_KEY,
+          User: "defillama",
+        },
+      })
+    );
+
+    const dailyVolume = dayResponse.perChainUsdVolume[defiAppChainIdMap[chain]];
+    return {
+      dailyVolume: dailyVolume || "0",
+      timestamp,
+    };
+  };
+};
+
+const adapter: SimpleAdapter = {
+  adapter: {},
+  isExpensiveAdapter: true,
+};
+
+const chainKeys = Object.keys(defiAppChainIdMap);
+
+chainKeys.forEach((chain: string) => {
+  adapter.adapter[chain] = {
+    fetch: fetch(chain),
+    start: START_TIMESTAMP,
+    meta: {
+      methodology: {
+        dailyVolume:
+          "Volume is calculated by summing the usd value of all token trades routed via DefiApp protocol in the last 24h.",
+      },
+    },
+  };
+});
+
+export default adapter;