In progress sign in changes.

client/src/App/App.container.jsx

@@ -0,0 +1,36 @@
+import React from "react";
+import { Mutation, Query } from "react-apollo";
+import { gql } from "apollo-boost";
+
+import App from "./App";
+
+const SET_CURRENT_USER = gql`
+  mutation SetCurrentUser($user: User!) {
+    setCurrentUser(user: $user) @client
+  }
+`;
+
+const GET_CURRENT_USER = gql`
+  {
+    currentUser @client
+  }
+`;
+
+const AppContainer = () => (
+  <Query query={GET_CURRENT_USER}>
+    {({ data: { currentUser } }) => (
+      <Mutation mutation={SET_CURRENT_USER}>
+        {setCurrentUser => (
+          <App
+            currentUser={currentUser}
+            setCurrentUser={user => {
+              setCurrentUser({ variables: { user } });
+            }}
+          />
+        )}
+      </Mutation>
+    )}
+  </Query>
+);
+
+export default AppContainer;