init

packages/core/market/index.ts

@@ -0,0 +1,14 @@
+import {ApiResponse} from "./types";
+
+export async function collect_gainers_losers(x: { apiKey: string, limit: number }): Promise<ApiResponse> {
+    const { apiKey, limit } = x;
+
+    //
+    const data: ApiResponse = await fetch(`https://pro-api.coinmarketcap.com/v1/cryptocurrency/trending/gainers-losers?limit=${limit}`, {
+        headers: {
+            "x-cmc_pro_api_key": apiKey
+        }
+    }).then((symbolDataRequest) => symbolDataRequest.json());
+
+    return data;
+}