re-organize components and actions by feature (#5518)

Now the files grouped based on the features instead of
the previous approach of grouping by type.

browser/app/js/App.js

@@ -0,0 +1,46 @@
+/*
+ * Minio Cloud Storage (C) 2018 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import React from "react"
+import { Route, Switch, Redirect } from "react-router-dom"
+import Browser from "./browser/Browser"
+import Login from "./browser/Login"
+import web from "./web"
+import { minioBrowserPrefix } from "./constants"
+
+const AuthorizedRoute = ({ component: Component, ...rest }) => (
+  <Route
+    {...rest}
+    render={props =>
+      web.LoggedIn() ? (
+        <Component {...props} />
+      ) : (
+        <Redirect to={`${minioBrowserPrefix}/login`} />
+      )
+    }
+  />
+)
+
+export const App = ({ match }) => (
+  <Switch>
+    <AuthorizedRoute exact path={match.url} component={Browser} />
+    <Route path={`${match.url}/login`} component={Login} />
+    <AuthorizedRoute path={`${match.url}/:bucket/*`} component={Browser} />
+    <AuthorizedRoute path={`${match.url}/:bucket`} component={Browser} />
+  </Switch>
+)
+
+export default App