IO-1138 Offline detection.

client/src/redux/application/application.actions.js

@@ -48,3 +48,8 @@ export const setPartnerVersion = (version) => ({
   type: ApplicationActionTypes.SET_PARTNER_VERSION,
   payload: version,
 });
+
+export const setOnline = (isOnline) => ({
+  type: ApplicationActionTypes.SET_ONLINE_STATUS,
+  payload: isOnline,
+});

client/src/redux/application/application.reducer.js

@@ -2,6 +2,7 @@ import ApplicationActionTypes from "./application.types";
 
 const INITIAL_STATE = {
   loading: false,
+  online: true,
   breadcrumbs: [],
   recentItems: [],
   selectedHeader: "home",
@@ -21,6 +22,11 @@ const applicationReducer = (state = INITIAL_STATE, action) => {
         ...state,
         selectedHeader: action.payload,
       };
+    case ApplicationActionTypes.SET_ONLINE_STATUS:
+      return {
+        ...state,
+        online: action.payload,
+      };
     case ApplicationActionTypes.ADD_RECENT_ITEM:
       return {
         ...state,

client/src/redux/application/application.selectors.js

@@ -40,3 +40,7 @@ export const selectJobReadOnly = createSelector(
   [selectApplication],
   (application) => application.jobReadOnly
 );
+export const selectOnline = createSelector(
+  [selectApplication],
+  (application) => application.online
+);

client/src/redux/application/application.types.js

@@ -9,5 +9,6 @@ const ApplicationActionTypes = {
   SET_SELECTED_HEADER: "SET_SELECTED_HEADER",
   SET_JOB_READONLY: "SET_JOB_READONLY",
   SET_PARTNER_VERSION: "SET_PARTNER_VERSION",
+  SET_ONLINE_STATUS: "SET_ONLINE_STATUS",
 };
 export default ApplicationActionTypes;