autologin as separate component

components/forms/AutoLogin.js

@@ -0,0 +1,24 @@
+import React from 'react';
+import { useRouter } from 'next/router';
+import usePost from 'hooks/usePost';
+
+export default function AutoLogin({ hash = null }) {
+  const post = usePost();
+  const router = useRouter();
+
+  const handleAutologin = async ({ hash }) => {
+    const autologin = await post('/api/auth/hash', {
+      hash,
+    });
+
+    if (autologin.ok) {
+      return router.push('/');
+    }
+  };
+
+  if (hash) {
+    handleAutologin({ hash });
+  }
+
+  return <div />;
+}