From 11dc279fd1a00ec33f83b52727f6a36a121c0964 Mon Sep 17 00:00:00 2001
From: Andreas Gasser <andreas.safe@gmail.com>
Date: Mon, 1 Apr 2019 23:29:25 +0200
Subject: [PATCH] fix(#90): redux store is reset on logout

---
 src/redux/application/index.js         |  5 +++++
 src/redux/auth/__tests__/index.test.js |  1 +
 src/redux/auth/index.js                |  5 ++++-
 src/redux/rootReducer.js               | 15 +++++++++++++--
 4 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/src/redux/application/index.js b/src/redux/application/index.js
index 73c9a34..6a1485c 100644
--- a/src/redux/application/index.js
+++ b/src/redux/application/index.js
@@ -21,6 +21,7 @@ export const AppStatus = {
 
 // action types
 export const APP_IDLE = 'APP_IDLE';
+export const APP_RESET = 'APP_RESET';
 
 const APPLICATION_STATUS_SET = 'APPLICATION_STATUS_SET';
 
@@ -29,6 +30,10 @@ export const appIdle = () => ({
   type: APP_IDLE,
 });
 
+export const appReset = () => ({
+  type: APP_RESET,
+});
+
 const applicationWillLoad = () => ({
   type: APPLICATION_STATUS_SET,
   payload: AppStatus.APPLICATION_WILL_LOAD,
diff --git a/src/redux/auth/__tests__/index.test.js b/src/redux/auth/__tests__/index.test.js
index a3ffc24..10e5c44 100644
--- a/src/redux/auth/__tests__/index.test.js
+++ b/src/redux/auth/__tests__/index.test.js
@@ -179,6 +179,7 @@ describe('auth: complex action test suite', () => {
   
       const expectedActions = [
         __testables__.authLogOut(message),
+        reduxApplication.appReset(),
       ];
 
       // set localStorage and sessionStorage
diff --git a/src/redux/auth/index.js b/src/redux/auth/index.js
index 4e52277..951db16 100644
--- a/src/redux/auth/index.js
+++ b/src/redux/auth/index.js
@@ -9,7 +9,7 @@ import hocReducer, { hocAsyncAction, hocCreateTypes  } from '../HOC';
 
 import { authRememberSelector, authUsernameSelector } from './selectors';
 
-import { loadApplicationAuthenticated } from '../application';
+import { loadApplicationAuthenticated, appReset } from '../application';
 
 // action def
 export const AUTH_LOG_IN = 'AUTH_LOG_IN';
@@ -101,6 +101,9 @@ export const logOutUser = (message, broadcast = true) => (dispatch) => {
   // fire logout action
   dispatch(authLogOut(message));
 
+  // clear state
+  dispatch(appReset());
+
   // clean up state
   try {
     console.log('clear local & session storage');
diff --git a/src/redux/rootReducer.js b/src/redux/rootReducer.js
index ca12b82..ba77ec7 100644
--- a/src/redux/rootReducer.js
+++ b/src/redux/rootReducer.js
@@ -1,7 +1,7 @@
 /* global requestAnimationFrame */
 import { combineReducers } from 'redux';
 
-import applicationReducer from './application';
+import applicationReducer, { APP_RESET } from './application';
 import authReducer from './auth';
 import imagesReducer from './images';
 import labelsReducer from './labels';
@@ -18,4 +18,15 @@ const reducers = combineReducers({
   user: userReducer,
 });
 
-export default reducers;
+const rootReducer = (state, action) => {
+  let usedState = state;
+
+  // handle reset
+  if (action.type === APP_RESET) {
+    usedState = undefined;
+  }
+
+  return reducers(usedState, action);
+}
+
+export default rootReducer;