Move all samples to the root dir

Signed-off-by: Anca Iordache <anca.iordache@docker.com>

react-express-mysql/frontend/src/app/store.js

@@ -0,0 +1,37 @@
+import { routerMiddleware } from 'react-router-redux';
+import { createStore, applyMiddleware, compose } from 'redux';
+import createSagaMiddleware from "redux-saga";
+import { rootReducer } from "./reducers";
+
+export const sagaMiddleware = createSagaMiddleware();
+
+export const configureStore = (history, initialState = {}) => {
+
+    const middlewares = [
+        routerMiddleware(history),
+        sagaMiddleware
+    ];
+
+    const enhancers = [
+        applyMiddleware(...middlewares),
+    ];
+
+    if(__DEV__) {
+        const devToolEnhancer = () => {
+            return typeof window === 'object' && typeof window.devToolsExtension !== 'undefined'
+                ? window.devToolsExtension() : f => f;
+        };
+        enhancers.push(devToolEnhancer())
+    }
+
+    const store = createStore(rootReducer, initialState, compose(...enhancers));
+
+    if(__DEV__ && module.hot) {
+        module.hot.accept('./reducers', () => {
+            const nextReducer = require('./reducers').default;
+            store.replaceReducer(nextReducer);
+        })
+    }
+
+    return store;
+};