Temp, #925

site/src/hooks/overview/useLatestBlocks.js

@@ -0,0 +1,15 @@
+import { useInterval } from "react-use";
+import { getEnvChain } from "../../utils/env";
+import chains from "../../utils/consts/chains";
+import { useDispatch } from "react-redux";
+import { useCallback } from "react";
+
+export default function useLatestBlocks() {
+  const chain = getEnvChain();
+  const isRelay = [chains.polkadot.value, chains.kusama.value].includes(chain);
+  const dispatch = useDispatch();
+
+  const fetchBlocks = useCallback(() => {}, []);
+
+  useInterval(() => {}, isRelay ? 6000 : 12000);
+}