basic notification modal

frontend-react/src/reducers/modal.js

@@ -0,0 +1,12 @@
+import { MODAL_CLOSE, MODAL_OPEN } from "constants/actionTypes";
+
+export default (state = false, action) => {
+  switch (action.type) {
+    case MODAL_CLOSE:
+      return false;
+    case MODAL_OPEN:
+      return true;
+    default:
+      return state;
+  }
+};