Initial commit 🎉

fbshipit-source-id: b6fc29740c6875d2e78953b8a7123890a67930f2
Co-authored-by: Sebastian McKenzie <sebmck@fb.com>
Co-authored-by: John Knox <jknox@fb.com>
Co-authored-by: Emil Sjölander <emilsj@fb.com>
Co-authored-by: Pritesh Nandgaonkar <prit91@fb.com>

src/reducers/application.js

@@ -0,0 +1,88 @@
+/**
+ * Copyright 2018-present Facebook.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ * @format
+ */
+
+import {remote} from 'electron';
+
+export type State = {
+  leftSidebarVisible: boolean,
+  rightSidebarVisible: boolean,
+  rightSidebarAvailable: boolean,
+  bugDialogVisible: boolean,
+  windowIsFocused: boolean,
+  pluginManagerVisible: boolean,
+};
+
+type ActionType =
+  | 'leftSidebarVisible'
+  | 'rightSidebarVisible'
+  | 'rightSidebarAvailable'
+  | 'bugDialogVisible'
+  | 'windowIsFocused'
+  | 'pluginManagerVisible';
+
+export type Action = {
+  type: ActionType,
+  payload?: boolean,
+};
+
+const INITAL_STATE: State = {
+  leftSidebarVisible: true,
+  rightSidebarVisible: true,
+  rightSidebarAvailable: false,
+  bugDialogVisible: false,
+  windowIsFocused: remote.getCurrentWindow().isFocused(),
+  pluginManagerVisible: false,
+};
+
+export default function reducer(
+  state: State = INITAL_STATE,
+  action: Action,
+): State {
+  const newValue =
+    typeof action.payload === 'undefined'
+      ? !state[action.type]
+      : action.payload;
+  if (state[action.type] === newValue) {
+    // value hasn't changed, do nothing
+    return state;
+  } else {
+    return {
+      ...state,
+      [action.type]: newValue,
+    };
+  }
+}
+
+export const toggleAction = (type: ActionType, payload?: boolean): Action => ({
+  type,
+  payload,
+});
+
+export const toggleBugDialogVisible = (payload?: boolean): Action => ({
+  type: 'bugDialogVisible',
+  payload,
+});
+
+export const toggleLeftSidebarVisible = (payload?: boolean): Action => ({
+  type: 'leftSidebarVisible',
+  payload,
+});
+
+export const toggleRightSidebarVisible = (payload?: boolean): Action => ({
+  type: 'rightSidebarVisible',
+  payload,
+});
+
+export const toggleRightSidebarAvailable = (payload?: boolean): Action => ({
+  type: 'rightSidebarAvailable',
+  payload,
+});
+
+export const togglePluginManagerVisible = (payload?: boolean): Action => ({
+  type: 'pluginManagerVisible',
+  payload,
+});