Redux thunk and asynchronous API calls

src/js/reducers/index.js

@@ -1,7 +1,8 @@
 import { ADD_ARTICLE } from '../constants/action-types'
 
 const initialState = {
-  articles: []
+	articles: [],
+	remoteArticles: []
 }
 
 function rootReducer(state = initialState, action) {
@@ -11,6 +12,12 @@ function rootReducer(state = initialState, action) {
     })
 	}
 
+	else if (action.type === "DATA_LOADED") {
+    return Object.assign({}, state, {
+      remoteArticles: state.remoteArticles.concat(action.payload)
+    })
+  }
+
   return state
 }