refactor(web): remove typescript

packages/web/src/hooks/useVersion.js

@@ -0,0 +1,23 @@
+import { useQuery } from '@apollo/client';
+import { compare } from 'compare-versions';
+import { HEALTHCHECK } from 'graphql/queries/healthcheck';
+import useNotifications from 'hooks/useNotifications';
+export default function useVersion() {
+  const { notifications } = useNotifications();
+  const { data } = useQuery(HEALTHCHECK, { fetchPolicy: 'cache-and-network' });
+  const version = data?.healthcheck.version;
+  const newVersionCount = notifications.reduce((count, notification) => {
+    if (!version) return 0;
+    // an unexpectedly invalid version would throw and thus, try-catch.
+    try {
+      const isNewer = compare(version, notification.name, '<');
+      return isNewer ? count + 1 : count;
+    } catch {
+      return count;
+    }
+  }, 0);
+  return {
+    version,
+    newVersionCount,
+  };
+}