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/objects/reducer.js

@@ -0,0 +1,65 @@
+/*
+ * 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 * as actionsObjects from "./actions"
+
+export default (
+  state = {
+    list: [],
+    sortBy: "",
+    sortOrder: false,
+    currentPrefix: "",
+    marker: "",
+    isTruncated: false
+  },
+  action
+) => {
+  switch (action.type) {
+    case actionsObjects.SET_LIST:
+      return {
+        ...state,
+        list: action.objects,
+        marker: action.marker,
+        isTruncated: action.isTruncated
+      }
+    case actionsObjects.APPEND_LIST:
+      return {
+        ...state,
+        list: [...state.list, ...action.objects],
+        marker: action.marker,
+        isTruncated: action.isTruncated
+      }
+    case actionsObjects.SET_SORT_BY:
+      return {
+        ...state,
+        sortBy: action.sortBy
+      }
+    case actionsObjects.SET_SORT_ORDER:
+      return {
+        ...state,
+        sortOrder: action.sortOrder
+      }
+    case actionsObjects.SET_CURRENT_PREFIX:
+      return {
+        ...state,
+        currentPrefix: action.prefix,
+        marker: "",
+        isTruncated: false
+      }
+    default:
+      return state
+  }
+}