feat(redux): add theme redux

src/appredux/modules/theme/actions.js

@@ -0,0 +1,12 @@
+export const SET_THEME = 'SET_THEME';
+export const SET_SYSTEM_THEME = 'SET_SYSTEM_THEME';
+
+export const setTheme = (theme) => ({
+    type: SET_THEME,
+    payload: theme,
+});
+
+export const setSystemTheme = (useSystemTheme) => ({
+    type: SET_SYSTEM_THEME,
+    payload: useSystemTheme,
+});

src/appredux/modules/theme/reducers.js

@@ -0,0 +1,17 @@
+import { SET_THEME, SET_SYSTEM_THEME } from './actions';
+
+const initialState = {
+    theme: '',
+    useSystemTheme: true,
+};
+
+export default function themeReducer(state = initialState, action) {
+    switch (action.type) {
+        case SET_THEME:
+            return { ...state, theme: action.payload }
+        case SET_SYSTEM_THEME:
+            return { ...state, useSystemTheme: action.payload }
+        default:
+            return state;
+    }
+}