Fetch last read notification id to update unread notification count on load

app/javascript/flavours/glitch/actions/markers.js

@@ -1,3 +1,9 @@
+import api from 'flavours/glitch/util/api';
+
+export const MARKERS_FETCH_REQUEST = 'MARKERS_FETCH_REQUEST';
+export const MARKERS_FETCH_SUCCESS = 'MARKERS_FETCH_SUCCESS';
+export const MARKERS_FETCH_FAIL    = 'MARKERS_FETCH_FAIL';
+
 export const submitMarkers = () => (dispatch, getState) => {
   const accessToken = getState().getIn(['meta', 'access_token'], '');
   const params      = {};
@@ -28,3 +34,39 @@ export const submitMarkers = () => (dispatch, getState) => {
   client.setRequestHeader('Authorization', `Bearer ${accessToken}`);
   client.send(JSON.stringify(params));
 };
+
+export const fetchMarkers = () => (dispatch, getState) => {
+    const params = { timeline: ['notifications'] };
+
+    dispatch(fetchMarkersRequest());
+
+    api(getState).get('/api/v1/markers', { params }).then(response => {
+      dispatch(fetchMarkersSuccess(response.data));
+    }).catch(error => {
+      dispatch(fetchMarkersFail(error));
+    });
+};
+
+export function fetchMarkersRequest() {
+  return {
+    type: MARKERS_FETCH_REQUEST,
+    skipLoading: true,
+  };
+};
+
+export function fetchMarkersSuccess(markers) {
+  return {
+    type: MARKERS_FETCH_SUCCESS,
+    markers,
+    skipLoading: true,
+  };
+};
+
+export function fetchMarkersFail(error) {
+  return {
+    type: MARKERS_FETCH_FAIL,
+    error,
+    skipLoading: true,
+    skipAlert: true,
+  };
+};